Contract 0xb5a94c09c8e5d189c34b0e489c7e437088914749

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0x31824938e01eba74b6e9c886ac672ba9153f29a1321dc06dbce23ad5722d9306Multicall215974032024-02-22 17:27:54147 days 9 hrs ago0x25af0cca791baee922d9fa0744880ae6e0422021 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490 ETH0.0002717435781.500000252
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0xe88e13cb65914c4b42b904c16081fefd0db017ff17825f6b29862b8577e28224Multicall172333852023-11-13 17:00:38248 days 9 hrs ago0x758b995e3780867d0603ce4591c05357f42408d6 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001038980540306 ETH0.0003607695121.50000005
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0x647cc1925ae1297f2d10a07e6937763f2b5f816a278714d7e1c248fa62704d3aMulticall161439232023-10-19 11:45:14273 days 14 hrs ago0x03539340622bf715e8d72832773aac427e4478a0 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.000000001368287 ETH0.0002510790081.50000005
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0x83bcde7c721095163def45f426836abc06a2a2699c4571091d3b3f6bbae78f5bMulticall160978812023-10-18 10:10:30274 days 16 hrs ago0xb6c1dd80eb8560e21903720aad300539cd30b496 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.004065004799723 ETH0.0002600280081.50000005
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0x370cf3bf5c27c8df52d266fab2a56ce21b62d47249f9dc647257219dff39c82cMulticall158383642023-10-12 9:59:56280 days 16 hrs ago0x758b995e3780867d0603ce4591c05357f42408d6 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001337515908955 ETH0.0002613990081.50000005
0x7cb8e8bbe85d91ff517298359e48e4f228392315eba617ad1141f8d97c5b4250Multicall158353672023-10-12 8:20:02280 days 18 hrs ago0x758b995e3780867d0603ce4591c05357f42408d6 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001379282320715 ETH0.0002604045081.50000005
0x40eaf99a4d154cfbc14ec936734e4e7d02490a6356d410c2bc2f1db35dfad5e6Multicall157588672023-10-10 13:50:02282 days 12 hrs ago0xabe7761d5b0396779f75c45a2fb0cf67b77270e7 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001037745506452 ETH0.0003593895121.50000005
0xf50e5d82e793e826f551175add7fced542a581602099c7a5bfa382ef953edbafMulticall157564332023-10-10 12:28:54282 days 14 hrs ago0xabe7761d5b0396779f75c45a2fb0cf67b77270e7 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001328913650914 ETH0.0002614140081.50000005
0x7dc27a06d9245b315816f893f661257a8935b959ad1ced42b69026129ee53f53Multicall157117332023-10-09 11:38:54283 days 14 hrs ago0x758b995e3780867d0603ce4591c05357f42408d6 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001378787502228 ETH0.0002604225081.50000005
0x819c5462f0a0334629142180077d5e4b9dce6d55b3a51f917cea094705563a18Multicall155349202023-10-05 9:25:08287 days 17 hrs ago0xdaaedeafe39de18860becfe4deb6afbe8a610431 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001328913650914 ETH0.0000393135011.50000005
0x3114c77c47646b108140a474dc7d19a69bc84bc623eb99993532695b90fb5f10Multicall155341932023-10-05 9:00:54287 days 17 hrs ago0xabe7761d5b0396779f75c45a2fb0cf67b77270e7 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001037533068112 ETH0.0000401655011.50000005
0x91848c2a2bf3b17d1a0b24954e1c225ab3fa71e6067b1233dcc352fe52f1a010Multicall155340082023-10-05 8:54:44287 days 17 hrs ago0xabe7761d5b0396779f75c45a2fb0cf67b77270e7 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001037533068112 ETH0.0000401655011.50000005
0xe29eb57fba3cb4a39616cb2d177c778e72d4164d7e4d5ecbaca5b61d53178460Multicall154676382023-10-03 20:02:24289 days 6 hrs ago0xabe7761d5b0396779f75c45a2fb0cf67b77270e7 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001036512499428 ETH0.0003608025121.50000005
0x0b5b179d906b4a3445b4734741d74768127ab44697050f51edb7d35a8449df12Multicall154175122023-10-02 16:11:32290 days 10 hrs ago0xabe7761d5b0396779f75c45a2fb0cf67b77270e7 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001378293126136 ETH0.0002604225081.50000005
0x7ac0d9c7d420f197cc2e42411d65c1c39bed8567cbe23baf281da5757fe6d52eMulticall154174162023-10-02 16:08:20290 days 10 hrs ago0xabe7761d5b0396779f75c45a2fb0cf67b77270e7 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001320394115227 ETH0.0002614530081.50000005
0x981e5e35d45c049e0b8d53da40711a79a3cd31b9a4880ad9d86e6f79f91049f2Multicall154086522023-10-02 11:16:12290 days 15 hrs ago0x25af0cca791baee922d9fa0744880ae6e0422021 IN  0xb5a94c09c8e5d189c34b0e489c7e4370889147490.001035281512822 ETH0.0003607935121.50000005
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Latest 25 internal transaction
Parent Txn Hash Block From To Value
0x31824938e01eba74b6e9c886ac672ba9153f29a1321dc06dbce23ad5722d9306215974032024-02-22 17:27:54147 days 9 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x25af0cca791baee922d9fa0744880ae6e04220210.005400046196826334 ETH
0x31824938e01eba74b6e9c886ac672ba9153f29a1321dc06dbce23ad5722d9306215974032024-02-22 17:27:54147 days 9 hrs ago 0x4200000000000000000000000000000000000006 0xb5a94c09c8e5d189c34b0e489c7e4370889147490.005400046196826334 ETH
0xf96ad8b6c37719850c8a2407f878b0e8377bdc281b1910883ddbbb1c2fd07329174067272023-11-17 17:18:42244 days 9 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x758b995e3780867d0603ce4591c05357f42408d60.000001038965614564 ETH
0xf96ad8b6c37719850c8a2407f878b0e8377bdc281b1910883ddbbb1c2fd07329174067272023-11-17 17:18:42244 days 9 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.001038965614564506 ETH
0xe88e13cb65914c4b42b904c16081fefd0db017ff17825f6b29862b8577e28224172333852023-11-13 17:00:38248 days 9 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x758b995e3780867d0603ce4591c05357f42408d60.000001037942597708 ETH
0xe88e13cb65914c4b42b904c16081fefd0db017ff17825f6b29862b8577e28224172333852023-11-13 17:00:38248 days 9 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.001037942597708693 ETH
0x709d7fc50b85873c5aa473057ec9041f4357ba0a3361296b46b4e0740f1fdb26172328642023-11-13 16:43:16248 days 9 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x758b995e3780867d0603ce4591c05357f42408d60.00000137141153922 ETH
0x709d7fc50b85873c5aa473057ec9041f4357ba0a3361296b46b4e0740f1fdb26172328642023-11-13 16:43:16248 days 9 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.00137141153922026 ETH
0xce13500e18a682e540512397206d78b4875342315de7f985af7c25e99043f2c2170543352023-11-09 13:32:18252 days 13 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490xa902bebd7b21686c6e18e856b2182327d0f39c930.000251328064038274 ETH
0xce13500e18a682e540512397206d78b4875342315de7f985af7c25e99043f2c2170543352023-11-09 13:32:18252 days 13 hrs ago 0x4200000000000000000000000000000000000006 0xb5a94c09c8e5d189c34b0e489c7e4370889147490.000251328064038274 ETH
0xb19c12518c642902d43bec19180f1f29df568a667afe7fe31dc67b9d43d0eaa3166808692023-10-31 22:03:26261 days 4 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490xbe2ced9736d763500053c6662c7f62bf9b6807290.000000001366924859 ETH
0xb19c12518c642902d43bec19180f1f29df568a667afe7fe31dc67b9d43d0eaa3166808692023-10-31 22:03:26261 days 4 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.000001366924859408 ETH
0x14aa60d88e721e6b48a04143d6b098d1ea108bfccbbfa65b21b13a10b008979f161849032023-10-20 10:31:14272 days 16 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x03539340622bf715e8d72832773aac427e4478a00.000000000013780454 ETH
0x14aa60d88e721e6b48a04143d6b098d1ea108bfccbbfa65b21b13a10b008979f161849032023-10-20 10:31:14272 days 16 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.000000013780454957 ETH
0x647cc1925ae1297f2d10a07e6937763f2b5f816a278714d7e1c248fa62704d3a161439232023-10-19 11:45:14273 days 14 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x03539340622bf715e8d72832773aac427e4478a00.00000000000136692 ETH
0x647cc1925ae1297f2d10a07e6937763f2b5f816a278714d7e1c248fa62704d3a161439232023-10-19 11:45:14273 days 14 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.000000001366920389 ETH
0x4ba95d2e91bf0e196a92e37b0f6ea0cf1718b440ae5e1eae26bbd842a11247f5161436872023-10-19 11:37:22273 days 14 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x03539340622bf715e8d72832773aac427e4478a00.00000000000136692 ETH
0x4ba95d2e91bf0e196a92e37b0f6ea0cf1718b440ae5e1eae26bbd842a11247f5161436872023-10-19 11:37:22273 days 14 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.00000000136692038 ETH
0x83bcde7c721095163def45f426836abc06a2a2699c4571091d3b3f6bbae78f5b160978812023-10-18 10:10:30274 days 16 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490xb6c1dd80eb8560e21903720aad300539cd30b4960.000004060943855867 ETH
0x83bcde7c721095163def45f426836abc06a2a2699c4571091d3b3f6bbae78f5b160978812023-10-18 10:10:30274 days 16 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.00406094385586749 ETH
0x0b3ee9c189388df0d89733c296b04a4913994c5f7a040a1ada6b46d45a73f0a5160654792023-10-17 16:10:26275 days 10 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x03539340622bf715e8d72832773aac427e4478a00.000000000001340504 ETH
0x0b3ee9c189388df0d89733c296b04a4913994c5f7a040a1ada6b46d45a73f0a5160654792023-10-17 16:10:26275 days 10 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.000000001340504398 ETH
0xb141cec4bcdb98c1f822dcb5a745717cd9178e8bdbcb18939d649a65ff6eefc7160650782023-10-17 15:57:04275 days 10 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x03539340622bf715e8d72832773aac427e4478a00.000000000001340504 ETH
0xb141cec4bcdb98c1f822dcb5a745717cd9178e8bdbcb18939d649a65ff6eefc7160650782023-10-17 15:57:04275 days 10 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x42000000000000000000000000000000000000060.00000000134050439 ETH
0x0dd6349574223e880414e09013fcfe62537babdc9458b0041bf0ed71d0986989160648992023-10-17 15:51:06275 days 10 hrs ago 0xb5a94c09c8e5d189c34b0e489c7e4370889147490x03539340622bf715e8d72832773aac427e4478a00.000000000001340504 ETH
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xc7afe98a1B33031c498436ca9709Ae4b30d9219F
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
MauveSwapRouter

Compiler Version
v0.7.6+commit.7338295f

Optimization Enabled:
Yes with 49350 runs

Other Settings:
default evmVersion
File 1 of 66 : IERC20Permit.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
 * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
 *
 * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
 * presenting a message signed by the account. By not relying on `{IERC20-approve}`, the token holder account doesn't
 * need to send a transaction, and thus is not required to hold Ether at all.
 */
interface IERC20Permit {
    /**
     * @dev Sets `value` as the allowance of `spender` over `owner`'s tokens,
     * given `owner`'s signed approval.
     *
     * IMPORTANT: The same issues {IERC20-approve} has related to transaction
     * ordering also apply here.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `deadline` must be a timestamp in the future.
     * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
     * over the EIP712-formatted function arguments.
     * - the signature must use ``owner``'s current nonce (see {nonces}).
     *
     * For more information on the signature format, see the
     * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
     * section].
     */
    function permit(address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external;

    /**
     * @dev Returns the current nonce for `owner`. This value must be
     * included whenever a signature is generated for {permit}.
     *
     * Every successful call to {permit} increases ``owner``'s nonce by one. This
     * prevents a signature from being used multiple times.
     */
    function nonces(address owner) external view returns (uint256);

    /**
     * @dev Returns the domain separator used in the encoding of the signature for `permit`, as defined by {EIP712}.
     */
    // solhint-disable-next-line func-name-mixedcase
    function DOMAIN_SEPARATOR() external view returns (bytes32);
}

File 2 of 66 : IERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

File 3 of 66 : IERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

File 4 of 66 : IERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "../../introspection/IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    /**
      * @dev Safely transfers `tokenId` token from `from` to `to`.
      *
      * Requirements:
      *
      * - `from` cannot be the zero address.
      * - `to` cannot be the zero address.
      * - `tokenId` token must exist and be owned by `from`.
      * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
      * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
      *
      * Emits a {Transfer} event.
      */
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
}

File 5 of 66 : IERC721Enumerable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "./IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {

    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

File 6 of 66 : IERC721Metadata.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "./IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {

    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

File 7 of 66 : AccessTokenConsumer.sol
// SPDX-License-Identifier: MIT
pragma abicoder v2;
pragma solidity ~0.7.6;

import "./IAccessTokenVerifier.sol";

contract AccessTokenConsumer {
    IAccessTokenVerifier public verifier;
    mapping(bytes32 => bool) private _accessTokenUsed;

    constructor(address accessTokenVerifier) {
        verifier = IAccessTokenVerifier(accessTokenVerifier);
    }

    modifier requiresAuth(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry
    ) {
        // VF -> Verification Failure
        require(verify(v, r, s, expiry), "AccessToken: VF");
        _consumeAccessToken(v, r, s, expiry);
        _;
    }

    function setVerifier(address newVerifier) internal {
        verifier = IAccessTokenVerifier(newVerifier);
    }

    function verify(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry
    ) internal view returns (bool) {
        // AU -> Already Used
        require(!_isAccessTokenUsed(v, r, s, expiry), "AccessToken: AU");

        AccessToken memory token = constructToken(expiry);
        return verifier.verify(token, v, r, s);
    }

    function constructToken(uint256 expiry) internal view returns (AccessToken memory token) {
        FunctionCall memory functionCall;
        functionCall.functionSignature = msg.sig;
        functionCall.target = address(this);
        functionCall.caller = msg.sender;

        functionCall.parameters = extractInputs();
        token.functionCall = functionCall;
        token.expiry = expiry;
    }

    // Takes calldata and extracts non-signature, non-expiry function inputs as a byte array
    // Removes all references to the proof object except any offsets related to
    // other inputs that are pushed by the proof
    function extractInputs() public pure returns (bytes memory inputs) {
        // solhint-disable-next-line no-inline-assembly
        assembly {
            let ptr := mload(0x40)
            calldatacopy(ptr, 0, calldatasize())
            mstore(0x40, add(ptr, calldatasize()))

            let startPos := 0x04
            let endOfSigExp := add(startPos, 0x80)
            let totalInputSize := sub(calldatasize(), endOfSigExp)

            // Overwrite data to calldata pointer
            inputs := ptr

            // Store expected length of total byte array as first value
            mstore(inputs, totalInputSize)

            // Copy bytes from end of signature and expiry section to end of calldata
            calldatacopy(add(inputs, 0x20), endOfSigExp, totalInputSize)
        }
    }

    function _isAccessTokenUsed(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry
    ) internal view returns (bool) {
        bytes32 accessTokenHash = keccak256(abi.encodePacked(v, r, s, expiry));
        return _accessTokenUsed[accessTokenHash];
    }

    function _consumeAccessToken(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry
    ) private {
        bytes32 accessTokenHash = keccak256(abi.encodePacked(v, r, s, expiry));

        _accessTokenUsed[accessTokenHash] = true;
    }
}

File 8 of 66 : IAccessTokenVerifier.sol
// SPDX-License-Identifier: MIT
pragma abicoder v2;
pragma solidity ~0.7.6;

struct EIP712Domain {
    string name;
    string version;
    uint256 chainId;
    address verifyingContract;
}

// struct FunctionParam {
//     string typ; // explicit full solidity atomic type of the parameter
//     bytes value; // the byte formatted parameter value
// }

struct FunctionCall {
    // string name; // name of the function being called
    bytes4 functionSignature;
    address target;
    address caller;
    bytes parameters;
    // FunctionParam[] parameters; // array of input parameters to the function call
}

struct AccessToken {
    uint256 expiry;
    FunctionCall functionCall;
}

interface IAccessTokenVerifier {
    function verify(
        AccessToken calldata token,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external view returns (bool);
}

File 9 of 66 : IMauveSwapCallback.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Callback for IMauvePoolActions#swap
/// @notice Any contract that calls IMauvePoolActions#swap must implement this interface
interface IMauveSwapCallback {
    /// @notice Called to `msg.sender` after executing a swap via IMauvePool#swap.
    /// @dev In the implementation you must pay the pool tokens owed for the swap.
    /// The caller of this method must be checked to be a MauvePool deployed by the canonical MauveFactory.
    /// amount0Delta and amount1Delta can both be 0 if no tokens were swapped.
    /// @param amount0Delta The amount of token0 that was sent (negative) or must be received (positive) by the pool by
    /// the end of the swap. If positive, the callback must send that amount of token0 to the pool.
    /// @param amount1Delta The amount of token1 that was sent (negative) or must be received (positive) by the pool by
    /// the end of the swap. If positive, the callback must send that amount of token1 to the pool.
    /// @param data Any data passed through by the caller via the IMauvePoolActions#swap call
    function mauveSwapCallback(
        int256 amount0Delta,
        int256 amount1Delta,
        bytes calldata data
    ) external;
}

File 10 of 66 : IMauvePool.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

import './pool/IMauvePoolImmutables.sol';
import './pool/IMauvePoolState.sol';
import './pool/IMauvePoolDerivedState.sol';
import './pool/IMauvePoolActions.sol';
import './pool/IMauvePoolOwnerActions.sol';
import './pool/IMauvePoolEvents.sol';

/// @title The interface for a Uniswap V3 Pool
/// @notice A Uniswap pool facilitates swapping and automated market making between any two assets that strictly conform
/// to the ERC20 specification
/// @dev The pool interface is broken up into many smaller pieces
interface IMauvePool is
    IMauvePoolImmutables,
    IMauvePoolState,
    IMauvePoolDerivedState,
    IMauvePoolActions,
    IMauvePoolOwnerActions,
    IMauvePoolEvents
{

}

File 11 of 66 : IMauvePoolActions.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Permissionless pool actions
/// @notice Contains pool methods that can be called by anyone
interface IMauvePoolActions {
    /// @notice Sets the initial price for the pool
    /// @dev Price is represented as a sqrt(amountToken1/amountToken0) Q64.96 value
    /// @param sqrtPriceX96 the initial sqrt price of the pool as a Q64.96
    function initialize(uint160 sqrtPriceX96) external;

    /// @notice Adds liquidity for the given recipient/tickLower/tickUpper position
    /// @dev The caller of this method receives a callback in the form of IMauveMintCallback#mauveMintCallback
    /// in which they must pay any token0 or token1 owed for the liquidity. The amount of token0/token1 due depends
    /// on tickLower, tickUpper, the amount of liquidity, and the current price.
    /// @param recipient The address for which the liquidity will be created
    /// @param tickLower The lower tick of the position in which to add liquidity
    /// @param tickUpper The upper tick of the position in which to add liquidity
    /// @param amount The amount of liquidity to mint
    /// @param data Any data that should be passed through to the callback
    /// @return amount0 The amount of token0 that was paid to mint the given amount of liquidity. Matches the value in the callback
    /// @return amount1 The amount of token1 that was paid to mint the given amount of liquidity. Matches the value in the callback
    function mint(
        address recipient,
        int24 tickLower,
        int24 tickUpper,
        uint128 amount,
        bytes calldata data
    ) external returns (uint256 amount0, uint256 amount1);

    /// @notice Collects tokens owed to a position
    /// @dev Does not recompute fees earned, which must be done either via mint or burn of any amount of liquidity.
    /// Collect must be called by the position owner. To withdraw only token0 or only token1, amount0Requested or
    /// amount1Requested may be set to zero. To withdraw all tokens owed, caller may pass any value greater than the
    /// actual tokens owed, e.g. type(uint128).max. Tokens owed may be from accumulated swap fees or burned liquidity.
    /// @param recipient The address which should receive the fees collected
    /// @param tickLower The lower tick of the position for which to collect fees
    /// @param tickUpper The upper tick of the position for which to collect fees
    /// @param amount0Requested How much token0 should be withdrawn from the fees owed
    /// @param amount1Requested How much token1 should be withdrawn from the fees owed
    /// @return amount0 The amount of fees collected in token0
    /// @return amount1 The amount of fees collected in token1
    function collect(
        address recipient,
        int24 tickLower,
        int24 tickUpper,
        uint128 amount0Requested,
        uint128 amount1Requested
    ) external returns (uint128 amount0, uint128 amount1);

    /// @notice Burn liquidity from the sender and account tokens owed for the liquidity to the position
    /// @dev Can be used to trigger a recalculation of fees owed to a position by calling with an amount of 0
    /// @dev Fees must be collected separately via a call to #collect
    /// @param tickLower The lower tick of the position for which to burn liquidity
    /// @param tickUpper The upper tick of the position for which to burn liquidity
    /// @param amount How much liquidity to burn
    /// @return amount0 The amount of token0 sent to the recipient
    /// @return amount1 The amount of token1 sent to the recipient
    function burn(
        int24 tickLower,
        int24 tickUpper,
        uint128 amount
    ) external returns (uint256 amount0, uint256 amount1);

    /// @notice Swap token0 for token1, or token1 for token0
    /// @dev The caller of this method receives a callback in the form of IMauveSwapCallback#mauveSwapCallback
    /// @param recipient The address to receive the output of the swap
    /// @param zeroForOne The direction of the swap, true for token0 to token1, false for token1 to token0
    /// @param amountSpecified The amount of the swap, which implicitly configures the swap as exact input (positive), or exact output (negative)
    /// @param sqrtPriceLimitX96 The Q64.96 sqrt price limit. If zero for one, the price cannot be less than this
    /// value after the swap. If one for zero, the price cannot be greater than this value after the swap
    /// @param data Any data to be passed through to the callback
    /// @return amount0 The delta of the balance of token0 of the pool, exact when negative, minimum when positive
    /// @return amount1 The delta of the balance of token1 of the pool, exact when negative, minimum when positive
    function swap(
        address recipient,
        bool zeroForOne,
        int256 amountSpecified,
        uint160 sqrtPriceLimitX96,
        bytes calldata data
    ) external returns (int256 amount0, int256 amount1);

    /// @notice Increase the maximum number of price and liquidity observations that this pool will store
    /// @dev This method is no-op if the pool already has an observationCardinalityNext greater than or equal to
    /// the input observationCardinalityNext.
    /// @param observationCardinalityNext The desired minimum number of observations for the pool to store
    function increaseObservationCardinalityNext(uint16 observationCardinalityNext) external;
}

File 12 of 66 : IMauvePoolDerivedState.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Pool state that is not stored
/// @notice Contains view functions to provide information about the pool that is computed rather than stored on the
/// blockchain. The functions here may have variable gas costs.
interface IMauvePoolDerivedState {
    /// @notice Returns the cumulative tick and liquidity as of each timestamp `secondsAgo` from the current block timestamp
    /// @dev To get a time weighted average tick or liquidity-in-range, you must call this with two values, one representing
    /// the beginning of the period and another for the end of the period. E.g., to get the last hour time-weighted average tick,
    /// you must call it with secondsAgos = [3600, 0].
    /// @dev The time weighted average tick represents the geometric time weighted average price of the pool, in
    /// log base sqrt(1.0001) of token1 / token0. The TickMath library can be used to go from a tick value to a ratio.
    /// @param secondsAgos From how long ago each cumulative tick and liquidity value should be returned
    /// @return tickCumulatives Cumulative tick values as of each `secondsAgos` from the current block timestamp
    /// @return secondsPerLiquidityCumulativeX128s Cumulative seconds per liquidity-in-range value as of each `secondsAgos` from the current block
    /// timestamp
    function observe(uint32[] calldata secondsAgos)
        external
        view
        returns (int56[] memory tickCumulatives, uint160[] memory secondsPerLiquidityCumulativeX128s);

    /// @notice Returns a snapshot of the tick cumulative, seconds per liquidity and seconds inside a tick range
    /// @dev Snapshots must only be compared to other snapshots, taken over a period for which a position existed.
    /// I.e., snapshots cannot be compared if a position is not held for the entire period between when the first
    /// snapshot is taken and the second snapshot is taken.
    /// @param tickLower The lower tick of the range
    /// @param tickUpper The upper tick of the range
    /// @return tickCumulativeInside The snapshot of the tick accumulator for the range
    /// @return secondsPerLiquidityInsideX128 The snapshot of seconds per liquidity for the range
    /// @return secondsInside The snapshot of seconds per liquidity for the range
    function snapshotCumulativesInside(int24 tickLower, int24 tickUpper)
        external
        view
        returns (
            int56 tickCumulativeInside,
            uint160 secondsPerLiquidityInsideX128,
            uint32 secondsInside
        );
}

File 13 of 66 : IMauvePoolEvents.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Events emitted by a pool
/// @notice Contains all events emitted by the pool
interface IMauvePoolEvents {
    /// @notice Emitted exactly once by a pool when #initialize is first called on the pool
    /// @dev Mint/Burn/Swap cannot be emitted by the pool before Initialize
    /// @param sqrtPriceX96 The initial sqrt price of the pool, as a Q64.96
    /// @param tick The initial tick of the pool, i.e. log base 1.0001 of the starting price of the pool
    event Initialize(uint160 sqrtPriceX96, int24 tick);

    /// @notice Emitted when liquidity is minted for a given position
    /// @param sender The address that minted the liquidity
    /// @param owner The owner of the position and recipient of any minted liquidity
    /// @param tickLower The lower tick of the position
    /// @param tickUpper The upper tick of the position
    /// @param amount The amount of liquidity minted to the position range
    /// @param amount0 How much token0 was required for the minted liquidity
    /// @param amount1 How much token1 was required for the minted liquidity
    event Mint(
        address sender,
        address indexed owner,
        int24 indexed tickLower,
        int24 indexed tickUpper,
        uint128 amount,
        uint256 amount0,
        uint256 amount1
    );

    /// @notice Emitted when fees are collected by the owner of a position
    /// @dev Collect events may be emitted with zero amount0 and amount1 when the caller chooses not to collect fees
    /// @param owner The owner of the position for which fees are collected
    /// @param tickLower The lower tick of the position
    /// @param tickUpper The upper tick of the position
    /// @param amount0 The amount of token0 fees collected
    /// @param amount1 The amount of token1 fees collected
    event Collect(
        address indexed owner,
        address recipient,
        int24 indexed tickLower,
        int24 indexed tickUpper,
        uint128 amount0,
        uint128 amount1
    );

    /// @notice Emitted when a position's liquidity is removed
    /// @dev Does not withdraw any fees earned by the liquidity position, which must be withdrawn via #collect
    /// @param owner The owner of the position for which liquidity is removed
    /// @param tickLower The lower tick of the position
    /// @param tickUpper The upper tick of the position
    /// @param amount The amount of liquidity to remove
    /// @param amount0 The amount of token0 withdrawn
    /// @param amount1 The amount of token1 withdrawn
    event Burn(
        address indexed owner,
        int24 indexed tickLower,
        int24 indexed tickUpper,
        uint128 amount,
        uint256 amount0,
        uint256 amount1
    );

    /// @notice Emitted by the pool for any swaps between token0 and token1
    /// @param sender The address that initiated the swap call, and that received the callback
    /// @param recipient The address that received the output of the swap
    /// @param amount0 The delta of the token0 balance of the pool
    /// @param amount1 The delta of the token1 balance of the pool
    /// @param sqrtPriceX96 The sqrt(price) of the pool after the swap, as a Q64.96
    /// @param liquidity The liquidity of the pool after the swap
    /// @param tick The log base 1.0001 of price of the pool after the swap
    event Swap(
        address indexed sender,
        address indexed recipient,
        int256 amount0,
        int256 amount1,
        uint160 sqrtPriceX96,
        uint128 liquidity,
        int24 tick
    );

    /// @notice Emitted by the pool for increases to the number of observations that can be stored
    /// @dev observationCardinalityNext is not the observation cardinality until an observation is written at the index
    /// just before a mint/swap/burn.
    /// @param observationCardinalityNextOld The previous value of the next observation cardinality
    /// @param observationCardinalityNextNew The updated value of the next observation cardinality
    event IncreaseObservationCardinalityNext(
        uint16 observationCardinalityNextOld,
        uint16 observationCardinalityNextNew
    );

    /// @notice Emitted when the protocol fee is changed by the pool
    /// @param feeProtocol0Old The previous value of the token0 protocol fee
    /// @param feeProtocol1Old The previous value of the token1 protocol fee
    /// @param feeProtocol0New The updated value of the token0 protocol fee
    /// @param feeProtocol1New The updated value of the token1 protocol fee
    event SetFeeProtocol(uint8 feeProtocol0Old, uint8 feeProtocol1Old, uint8 feeProtocol0New, uint8 feeProtocol1New);

    /// @notice Emitted when the collected protocol fees are withdrawn by the factory owner
    /// @param sender The address that collects the protocol fees
    /// @param recipient The address that receives the collected protocol fees
    /// @param amount0 The amount of token0 protocol fees that is withdrawn
    /// @param amount0 The amount of token1 protocol fees that is withdrawn
    event CollectProtocol(address indexed sender, address indexed recipient, uint128 amount0, uint128 amount1);
}

File 14 of 66 : IMauvePoolImmutables.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Pool state that never changes
/// @notice These parameters are fixed for a pool forever, i.e., the methods will always return the same values
interface IMauvePoolImmutables {
    /// @notice The contract that deployed the pool, which must adhere to the IMauveFactory interface
    /// @return The contract address
    function factory() external view returns (address);

    /// @notice The first of the two tokens of the pool, sorted by address
    /// @return The token contract address
    function token0() external view returns (address);

    /// @notice The second of the two tokens of the pool, sorted by address
    /// @return The token contract address
    function token1() external view returns (address);

    /// @notice The pool's fee in hundredths of a bip, i.e. 1e-6
    /// @return The fee
    function fee() external view returns (uint24);

    /// @notice The pool tick spacing
    /// @dev Ticks can only be used at multiples of this value, minimum of 1 and always positive
    /// e.g.: a tickSpacing of 3 means ticks can be initialized every 3rd tick, i.e., ..., -6, -3, 0, 3, 6, ...
    /// This value is an int24 to avoid casting even though it is always positive.
    /// @return The tick spacing
    function tickSpacing() external view returns (int24);

    /// @notice The maximum amount of position liquidity that can use any tick in the range
    /// @dev This parameter is enforced per tick to prevent liquidity from overflowing a uint128 at any point, and
    /// also prevents out-of-range liquidity from being used to prevent adding in-range liquidity to a pool
    /// @return The max amount of liquidity per tick
    function maxLiquidityPerTick() external view returns (uint128);
}

File 15 of 66 : IMauvePoolOwnerActions.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Permissioned pool actions
/// @notice Contains pool methods that may only be called by the factory owner
interface IMauvePoolOwnerActions {
    /// @notice Set the denominator of the protocol's % share of the fees
    /// @param feeProtocol0 new protocol fee for token0 of the pool
    /// @param feeProtocol1 new protocol fee for token1 of the pool
    function setFeeProtocol(uint8 feeProtocol0, uint8 feeProtocol1) external;

    /// @notice Collect the protocol fee accrued to the pool
    /// @param recipient The address to which collected protocol fees should be sent
    /// @param amount0Requested The maximum amount of token0 to send, can be 0 to collect fees in only token1
    /// @param amount1Requested The maximum amount of token1 to send, can be 0 to collect fees in only token0
    /// @return amount0 The protocol fee collected in token0
    /// @return amount1 The protocol fee collected in token1
    function collectProtocol(
        address recipient,
        uint128 amount0Requested,
        uint128 amount1Requested
    ) external returns (uint128 amount0, uint128 amount1);
}

File 16 of 66 : IMauvePoolState.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Pool state that can change
/// @notice These methods compose the pool's state, and can change with any frequency including multiple times
/// per transaction
interface IMauvePoolState {
    /// @notice The 0th storage slot in the pool stores many values, and is exposed as a single method to save gas
    /// when accessed externally.
    /// @return sqrtPriceX96 The current price of the pool as a sqrt(token1/token0) Q64.96 value
    /// tick The current tick of the pool, i.e. according to the last tick transition that was run.
    /// This value may not always be equal to SqrtTickMath.getTickAtSqrtRatio(sqrtPriceX96) if the price is on a tick
    /// boundary.
    /// observationIndex The index of the last oracle observation that was written,
    /// observationCardinality The current maximum number of observations stored in the pool,
    /// observationCardinalityNext The next maximum number of observations, to be updated when the observation.
    /// feeProtocol The protocol fee for both tokens of the pool.
    /// Encoded as two 4 bit values, where the protocol fee of token1 is shifted 4 bits and the protocol fee of token0
    /// is the lower 4 bits. Used as the denominator of a fraction of the swap fee, e.g. 4 means 1/4th of the swap fee.
    /// unlocked Whether the pool is currently locked to reentrancy
    function slot0()
        external
        view
        returns (
            uint160 sqrtPriceX96,
            int24 tick,
            uint16 observationIndex,
            uint16 observationCardinality,
            uint16 observationCardinalityNext,
            uint8 feeProtocol,
            bool unlocked
        );

    /// @notice The fee growth as a Q128.128 fees of token0 collected per unit of liquidity for the entire life of the pool
    /// @dev This value can overflow the uint256
    function feeGrowthGlobal0X128() external view returns (uint256);

    /// @notice The fee growth as a Q128.128 fees of token1 collected per unit of liquidity for the entire life of the pool
    /// @dev This value can overflow the uint256
    function feeGrowthGlobal1X128() external view returns (uint256);

    /// @notice The amounts of token0 and token1 that are owed to the protocol
    /// @dev Protocol fees will never exceed uint128 max in either token
    function protocolFees() external view returns (uint128 token0, uint128 token1);

    /// @notice The currently in range liquidity available to the pool
    /// @dev This value has no relationship to the total liquidity across all ticks
    function liquidity() external view returns (uint128);

    /// @notice Look up information about a specific tick in the pool
    /// @param tick The tick to look up
    /// @return liquidityGross the total amount of position liquidity that uses the pool either as tick lower or
    /// tick upper,
    /// liquidityNet how much liquidity changes when the pool price crosses the tick,
    /// feeGrowthOutside0X128 the fee growth on the other side of the tick from the current tick in token0,
    /// feeGrowthOutside1X128 the fee growth on the other side of the tick from the current tick in token1,
    /// tickCumulativeOutside the cumulative tick value on the other side of the tick from the current tick
    /// secondsPerLiquidityOutsideX128 the seconds spent per liquidity on the other side of the tick from the current tick,
    /// secondsOutside the seconds spent on the other side of the tick from the current tick,
    /// initialized Set to true if the tick is initialized, i.e. liquidityGross is greater than 0, otherwise equal to false.
    /// Outside values can only be used if the tick is initialized, i.e. if liquidityGross is greater than 0.
    /// In addition, these values are only relative and must be used only in comparison to previous snapshots for
    /// a specific position.
    function ticks(int24 tick)
        external
        view
        returns (
            uint128 liquidityGross,
            int128 liquidityNet,
            uint256 feeGrowthOutside0X128,
            uint256 feeGrowthOutside1X128,
            int56 tickCumulativeOutside,
            uint160 secondsPerLiquidityOutsideX128,
            uint32 secondsOutside,
            bool initialized
        );

    /// @notice Returns 256 packed tick initialized boolean values. See TickBitmap for more information
    function tickBitmap(int16 wordPosition) external view returns (uint256);

    /// @notice Returns the information about a position by the position's key
    /// @param key The position's key is a hash of a preimage composed by the owner, tickLower and tickUpper
    /// @return _liquidity The amount of liquidity in the position,
    /// Returns feeGrowthInside0LastX128 fee growth of token0 inside the tick range as of the last mint/burn/poke,
    /// Returns feeGrowthInside1LastX128 fee growth of token1 inside the tick range as of the last mint/burn/poke,
    /// Returns tokensOwed0 the computed amount of token0 owed to the position as of the last mint/burn/poke,
    /// Returns tokensOwed1 the computed amount of token1 owed to the position as of the last mint/burn/poke
    function positions(bytes32 key)
        external
        view
        returns (
            uint128 _liquidity,
            uint256 feeGrowthInside0LastX128,
            uint256 feeGrowthInside1LastX128,
            uint128 tokensOwed0,
            uint128 tokensOwed1
        );

    /// @notice Returns data about a specific observation index
    /// @param index The element of the observations array to fetch
    /// @dev You most likely want to use #observe() instead of this method to get an observation as of some amount of time
    /// ago, rather than at a specific index in the array.
    /// @return blockTimestamp The timestamp of the observation,
    /// Returns tickCumulative the tick multiplied by seconds elapsed for the life of the pool as of the observation timestamp,
    /// Returns secondsPerLiquidityCumulativeX128 the seconds per in range liquidity for the life of the pool as of the observation timestamp,
    /// Returns initialized whether the observation has been initialized and the values are safe to use
    function observations(uint256 index)
        external
        view
        returns (
            uint32 blockTimestamp,
            int56 tickCumulative,
            uint160 secondsPerLiquidityCumulativeX128,
            bool initialized
        );
}

File 17 of 66 : FullMath.sol
// SPDX-License-Identifier: MIT
pragma solidity >=0.4.0;

/// @title Contains 512-bit math functions
/// @notice Facilitates multiplication and division that can have overflow of an intermediate value without any loss of precision
/// @dev Handles "phantom overflow" i.e., allows multiplication and division where an intermediate value overflows 256 bits
library FullMath {
    /// @notice Calculates floor(a×b÷denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
    /// @param a The multiplicand
    /// @param b The multiplier
    /// @param denominator The divisor
    /// @return result The 256-bit result
    /// @dev Credit to Remco Bloemen under MIT license https://xn--2-umb.com/21/muldiv
    function mulDiv(
        uint256 a,
        uint256 b,
        uint256 denominator
    ) internal pure returns (uint256 result) {
        // 512-bit multiply [prod1 prod0] = a * b
        // Compute the product mod 2**256 and mod 2**256 - 1
        // then use the Chinese Remainder Theorem to reconstruct
        // the 512 bit result. The result is stored in two 256
        // variables such that product = prod1 * 2**256 + prod0
        uint256 prod0; // Least significant 256 bits of the product
        uint256 prod1; // Most significant 256 bits of the product
        assembly {
            let mm := mulmod(a, b, not(0))
            prod0 := mul(a, b)
            prod1 := sub(sub(mm, prod0), lt(mm, prod0))
        }

        // Handle non-overflow cases, 256 by 256 division
        if (prod1 == 0) {
            require(denominator > 0);
            assembly {
                result := div(prod0, denominator)
            }
            return result;
        }

        // Make sure the result is less than 2**256.
        // Also prevents denominator == 0
        require(denominator > prod1);

        ///////////////////////////////////////////////
        // 512 by 256 division.
        ///////////////////////////////////////////////

        // Make division exact by subtracting the remainder from [prod1 prod0]
        // Compute remainder using mulmod
        uint256 remainder;
        assembly {
            remainder := mulmod(a, b, denominator)
        }
        // Subtract 256 bit number from 512 bit number
        assembly {
            prod1 := sub(prod1, gt(remainder, prod0))
            prod0 := sub(prod0, remainder)
        }

        // Factor powers of two out of denominator
        // Compute largest power of two divisor of denominator.
        // Always >= 1.
        uint256 twos = -denominator & denominator;
        // Divide denominator by power of two
        assembly {
            denominator := div(denominator, twos)
        }

        // Divide [prod1 prod0] by the factors of two
        assembly {
            prod0 := div(prod0, twos)
        }
        // Shift in bits from prod1 into prod0. For this we need
        // to flip `twos` such that it is 2**256 / twos.
        // If twos is zero, then it becomes one
        assembly {
            twos := add(div(sub(0, twos), twos), 1)
        }
        prod0 |= prod1 * twos;

        // Invert denominator mod 2**256
        // Now that denominator is an odd number, it has an inverse
        // modulo 2**256 such that denominator * inv = 1 mod 2**256.
        // Compute the inverse by starting with a seed that is correct
        // correct for four bits. That is, denominator * inv = 1 mod 2**4
        uint256 inv = (3 * denominator) ^ 2;
        // Now use Newton-Raphson iteration to improve the precision.
        // Thanks to Hensel's lifting lemma, this also works in modular
        // arithmetic, doubling the correct bits in each step.
        inv *= 2 - denominator * inv; // inverse mod 2**8
        inv *= 2 - denominator * inv; // inverse mod 2**16
        inv *= 2 - denominator * inv; // inverse mod 2**32
        inv *= 2 - denominator * inv; // inverse mod 2**64
        inv *= 2 - denominator * inv; // inverse mod 2**128
        inv *= 2 - denominator * inv; // inverse mod 2**256

        // Because the division is now exact we can divide by multiplying
        // with the modular inverse of denominator. This will give us the
        // correct result modulo 2**256. Since the precoditions guarantee
        // that the outcome is less than 2**256, this is the final result.
        // We don't need to compute the high bits of the result and prod1
        // is no longer required.
        result = prod0 * inv;
        return result;
    }

    /// @notice Calculates ceil(a×b÷denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
    /// @param a The multiplicand
    /// @param b The multiplier
    /// @param denominator The divisor
    /// @return result The 256-bit result
    function mulDivRoundingUp(
        uint256 a,
        uint256 b,
        uint256 denominator
    ) internal pure returns (uint256 result) {
        result = mulDiv(a, b, denominator);
        if (mulmod(a, b, denominator) > 0) {
            require(result < type(uint256).max);
            result++;
        }
    }
}

File 18 of 66 : LowGasSafeMath.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.0;

/// @title Optimized overflow and underflow safe math operations
/// @notice Contains methods for doing math operations that revert on overflow or underflow for minimal gas cost
library LowGasSafeMath {
    /// @notice Returns x + y, reverts if sum overflows uint256
    /// @param x The augend
    /// @param y The addend
    /// @return z The sum of x and y
    function add(uint256 x, uint256 y) internal pure returns (uint256 z) {
        require((z = x + y) >= x);
    }

    /// @notice Returns x - y, reverts if underflows
    /// @param x The minuend
    /// @param y The subtrahend
    /// @return z The difference of x and y
    function sub(uint256 x, uint256 y) internal pure returns (uint256 z) {
        require((z = x - y) <= x);
    }

    /// @notice Returns x * y, reverts if overflows
    /// @param x The multiplicand
    /// @param y The multiplier
    /// @return z The product of x and y
    function mul(uint256 x, uint256 y) internal pure returns (uint256 z) {
        require(x == 0 || (z = x * y) / x == y);
    }

    /// @notice Returns x + y, reverts if overflows or underflows
    /// @param x The augend
    /// @param y The addend
    /// @return z The sum of x and y
    function add(int256 x, int256 y) internal pure returns (int256 z) {
        require((z = x + y) >= x == (y >= 0));
    }

    /// @notice Returns x - y, reverts if overflows or underflows
    /// @param x The minuend
    /// @param y The subtrahend
    /// @return z The difference of x and y
    function sub(int256 x, int256 y) internal pure returns (int256 z) {
        require((z = x - y) <= x == (y >= 0));
    }
}

File 19 of 66 : SafeCast.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Safe casting methods
/// @notice Contains methods for safely casting between types
library SafeCast {
    /// @notice Cast a uint256 to a uint160, revert on overflow
    /// @param y The uint256 to be downcasted
    /// @return z The downcasted integer, now type uint160
    function toUint160(uint256 y) internal pure returns (uint160 z) {
        require((z = uint160(y)) == y);
    }

    /// @notice Cast a int256 to a int128, revert on overflow or underflow
    /// @param y The int256 to be downcasted
    /// @return z The downcasted integer, now type int128
    function toInt128(int256 y) internal pure returns (int128 z) {
        require((z = int128(y)) == y);
    }

    /// @notice Cast a uint256 to a int256, revert on overflow
    /// @param y The uint256 to be casted
    /// @return z The casted integer, now type int256
    function toInt256(uint256 y) internal pure returns (int256 z) {
        require(y < 2**255);
        z = int256(y);
    }
}

File 20 of 66 : TickMath.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Math library for computing sqrt prices from ticks and vice versa
/// @notice Computes sqrt price for ticks of size 1.0001, i.e. sqrt(1.0001^tick) as fixed point Q64.96 numbers. Supports
/// prices between 2**-128 and 2**128
library TickMath {
    /// @dev The minimum tick that may be passed to #getSqrtRatioAtTick computed from log base 1.0001 of 2**-128
    int24 internal constant MIN_TICK = -887272;
    /// @dev The maximum tick that may be passed to #getSqrtRatioAtTick computed from log base 1.0001 of 2**128
    int24 internal constant MAX_TICK = -MIN_TICK;

    /// @dev The minimum value that can be returned from #getSqrtRatioAtTick. Equivalent to getSqrtRatioAtTick(MIN_TICK)
    uint160 internal constant MIN_SQRT_RATIO = 4295128739;
    /// @dev The maximum value that can be returned from #getSqrtRatioAtTick. Equivalent to getSqrtRatioAtTick(MAX_TICK)
    uint160 internal constant MAX_SQRT_RATIO = 1461446703485210103287273052203988822378723970342;

    /// @notice Calculates sqrt(1.0001^tick) * 2^96
    /// @dev Throws if |tick| > max tick
    /// @param tick The input tick for the above formula
    /// @return sqrtPriceX96 A Fixed point Q64.96 number representing the sqrt of the ratio of the two assets (token1/token0)
    /// at the given tick
    function getSqrtRatioAtTick(int24 tick) internal pure returns (uint160 sqrtPriceX96) {
        uint256 absTick = tick < 0 ? uint256(-int256(tick)) : uint256(int256(tick));
        require(absTick <= uint256(MAX_TICK), 'T');

        uint256 ratio = absTick & 0x1 != 0 ? 0xfffcb933bd6fad37aa2d162d1a594001 : 0x100000000000000000000000000000000;
        if (absTick & 0x2 != 0) ratio = (ratio * 0xfff97272373d413259a46990580e213a) >> 128;
        if (absTick & 0x4 != 0) ratio = (ratio * 0xfff2e50f5f656932ef12357cf3c7fdcc) >> 128;
        if (absTick & 0x8 != 0) ratio = (ratio * 0xffe5caca7e10e4e61c3624eaa0941cd0) >> 128;
        if (absTick & 0x10 != 0) ratio = (ratio * 0xffcb9843d60f6159c9db58835c926644) >> 128;
        if (absTick & 0x20 != 0) ratio = (ratio * 0xff973b41fa98c081472e6896dfb254c0) >> 128;
        if (absTick & 0x40 != 0) ratio = (ratio * 0xff2ea16466c96a3843ec78b326b52861) >> 128;
        if (absTick & 0x80 != 0) ratio = (ratio * 0xfe5dee046a99a2a811c461f1969c3053) >> 128;
        if (absTick & 0x100 != 0) ratio = (ratio * 0xfcbe86c7900a88aedcffc83b479aa3a4) >> 128;
        if (absTick & 0x200 != 0) ratio = (ratio * 0xf987a7253ac413176f2b074cf7815e54) >> 128;
        if (absTick & 0x400 != 0) ratio = (ratio * 0xf3392b0822b70005940c7a398e4b70f3) >> 128;
        if (absTick & 0x800 != 0) ratio = (ratio * 0xe7159475a2c29b7443b29c7fa6e889d9) >> 128;
        if (absTick & 0x1000 != 0) ratio = (ratio * 0xd097f3bdfd2022b8845ad8f792aa5825) >> 128;
        if (absTick & 0x2000 != 0) ratio = (ratio * 0xa9f746462d870fdf8a65dc1f90e061e5) >> 128;
        if (absTick & 0x4000 != 0) ratio = (ratio * 0x70d869a156d2a1b890bb3df62baf32f7) >> 128;
        if (absTick & 0x8000 != 0) ratio = (ratio * 0x31be135f97d08fd981231505542fcfa6) >> 128;
        if (absTick & 0x10000 != 0) ratio = (ratio * 0x9aa508b5b7a84e1c677de54f3e99bc9) >> 128;
        if (absTick & 0x20000 != 0) ratio = (ratio * 0x5d6af8dedb81196699c329225ee604) >> 128;
        if (absTick & 0x40000 != 0) ratio = (ratio * 0x2216e584f5fa1ea926041bedfe98) >> 128;
        if (absTick & 0x80000 != 0) ratio = (ratio * 0x48a170391f7dc42444e8fa2) >> 128;

        if (tick > 0) ratio = type(uint256).max / ratio;

        // this divides by 1<<32 rounding up to go from a Q128.128 to a Q128.96.
        // we then downcast because we know the result always fits within 160 bits due to our tick input constraint
        // we round up in the division so getTickAtSqrtRatio of the output price is always consistent
        sqrtPriceX96 = uint160((ratio >> 32) + (ratio % (1 << 32) == 0 ? 0 : 1));
    }

    /// @notice Calculates the greatest tick value such that getRatioAtTick(tick) <= ratio
    /// @dev Throws in case sqrtPriceX96 < MIN_SQRT_RATIO, as MIN_SQRT_RATIO is the lowest value getRatioAtTick may
    /// ever return.
    /// @param sqrtPriceX96 The sqrt ratio for which to compute the tick as a Q64.96
    /// @return tick The greatest tick for which the ratio is less than or equal to the input ratio
    function getTickAtSqrtRatio(uint160 sqrtPriceX96) internal pure returns (int24 tick) {
        // second inequality must be < because the price can never reach the price at the max tick
        require(sqrtPriceX96 >= MIN_SQRT_RATIO && sqrtPriceX96 < MAX_SQRT_RATIO, 'R');
        uint256 ratio = uint256(sqrtPriceX96) << 32;

        uint256 r = ratio;
        uint256 msb = 0;

        assembly {
            let f := shl(7, gt(r, 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF))
            msb := or(msb, f)
            r := shr(f, r)
        }
        assembly {
            let f := shl(6, gt(r, 0xFFFFFFFFFFFFFFFF))
            msb := or(msb, f)
            r := shr(f, r)
        }
        assembly {
            let f := shl(5, gt(r, 0xFFFFFFFF))
            msb := or(msb, f)
            r := shr(f, r)
        }
        assembly {
            let f := shl(4, gt(r, 0xFFFF))
            msb := or(msb, f)
            r := shr(f, r)
        }
        assembly {
            let f := shl(3, gt(r, 0xFF))
            msb := or(msb, f)
            r := shr(f, r)
        }
        assembly {
            let f := shl(2, gt(r, 0xF))
            msb := or(msb, f)
            r := shr(f, r)
        }
        assembly {
            let f := shl(1, gt(r, 0x3))
            msb := or(msb, f)
            r := shr(f, r)
        }
        assembly {
            let f := gt(r, 0x1)
            msb := or(msb, f)
        }

        if (msb >= 128) r = ratio >> (msb - 127);
        else r = ratio << (127 - msb);

        int256 log_2 = (int256(msb) - 128) << 64;

        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(63, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(62, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(61, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(60, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(59, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(58, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(57, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(56, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(55, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(54, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(53, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(52, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(51, f))
            r := shr(f, r)
        }
        assembly {
            r := shr(127, mul(r, r))
            let f := shr(128, r)
            log_2 := or(log_2, shl(50, f))
        }

        int256 log_sqrt10001 = log_2 * 255738958999603826347141; // 128.128 number

        int24 tickLow = int24((log_sqrt10001 - 3402992956809132418596140100660247210) >> 128);
        int24 tickHi = int24((log_sqrt10001 + 291339464771989622907027621153398088495) >> 128);

        tick = tickLow == tickHi ? tickLow : getSqrtRatioAtTick(tickHi) <= sqrtPriceX96 ? tickHi : tickLow;
    }
}

File 21 of 66 : BlockTimestamp.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;

/// @title Function for getting block timestamp
/// @dev Base contract that is overridden for tests
abstract contract BlockTimestamp {
    /// @dev Method that exists purely to be overridden for tests
    /// @return The current block timestamp
    function _blockTimestamp() internal view virtual returns (uint256) {
        return block.timestamp;
    }
}

File 22 of 66 : EATMulticall.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;
pragma abicoder v2;

import '@violetprotocol/ethereum-access-token/contracts/AccessTokenConsumer.sol';
import '../interfaces/IEATMulticall.sol';
import './Multicall.sol';

enum CallState {IDLE, IS_MULTICALLING, IS_CALLING_PROTECTED_FUNCTION}

/// @title Ethereum Access Token Multicall
/// @notice Enables calling multiple methods in a single call to the contract
abstract contract EATMulticall is Multicall, IEATMulticall, AccessTokenConsumer {
    constructor(address _EATVerifier) AccessTokenConsumer(_EATVerifier) {}

    // track call state for re-entrancy protection
    CallState internal _callState;

    modifier multicalling() {
        _callState = CallState.IS_MULTICALLING;
        _;
        _callState = CallState.IDLE;
    }

    // be careful with external contract function calls made by functions you modify with this
    // keep in mind possible re-entrancy
    modifier onlySelfMulticall {
        // Requires to be in a multicall
        // NSMC -> Not self multi calling
        CallState callState = _callState;
        if (callState == CallState.IDLE) revert('NSMC');

        // Prevents cross-function re-entrancy
        // CFL -> Cross Function Lock
        if (callState != CallState.IS_MULTICALLING) revert('CFL');

        _callState = CallState.IS_CALLING_PROTECTED_FUNCTION;
        _;
        _callState = CallState.IS_MULTICALLING;
    }

    function multicall(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry,
        bytes[] calldata data
    ) public payable override requiresAuth(v, r, s, expiry) multicalling() returns (bytes[] memory results) {
        // performs an external call to self for core multicall logic
        return super.multicall(data);
    }

    /// @inheritdoc IMulticall
    function multicall(bytes[] calldata) public payable override returns (bytes[] memory) {
        // NED -> non-EAT multicall disallowed
        revert('NED');
    }
}

File 23 of 66 : EATMulticallPeripheryPayments.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma abicoder v2;
pragma solidity >=0.7.5;

import '@openzeppelin/contracts/token/ERC20/IERC20.sol';

import '../interfaces/IPeripheryPayments.sol';
import '../interfaces/external/IWETH9.sol';

import '../libraries/TransferHelper.sol';

import './PeripheryPayments.sol';
import './EATMulticall.sol';

abstract contract EATMulticallPeripheryPayments is PeripheryPayments, EATMulticall {
    /// @inheritdoc IPeripheryPayments
    function unwrapWETH9(uint256 amountMinimum, address recipient) public payable override {
        super.unwrapWETH9(amountMinimum, recipient);
    }

    /// @inheritdoc IPeripheryPayments
    function sweepToken(
        address token,
        uint256 amountMinimum,
        address recipient
    ) public payable override {
        super.sweepToken(token, amountMinimum, recipient);
    }

    /// @inheritdoc IPeripheryPayments
    function refundETH() public payable override {
        super.refundETH();
    }
}

File 24 of 66 : EATMulticallPeripheryPaymentsWithFee.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma abicoder v2;
pragma solidity >=0.7.5;

import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import '@violetprotocol/mauve-core/contracts/libraries/LowGasSafeMath.sol';

import '../interfaces/external/IWETH9.sol';
import '../libraries/TransferHelper.sol';
import '../interfaces/IPeripheryPaymentsWithFee.sol';

import './PeripheryPaymentsWithFee.sol';
import './EATMulticallPeripheryPayments.sol';

abstract contract EATMulticallPeripheryPaymentsWithFee is PeripheryPaymentsWithFee, EATMulticall {
    using LowGasSafeMath for uint256;

    /// @inheritdoc IPeripheryPayments
    function unwrapWETH9(uint256 amountMinimum, address recipient) public payable override onlySelfMulticall {
        super.unwrapWETH9(amountMinimum, recipient);
    }

    /// @inheritdoc IPeripheryPayments
    function sweepToken(
        address token,
        uint256 amountMinimum,
        address recipient
    ) public payable override onlySelfMulticall {
        super.sweepToken(token, amountMinimum, recipient);
    }

    /// @inheritdoc IPeripheryPayments
    function refundETH() public payable override onlySelfMulticall {
        super.refundETH();
    }

    /// @inheritdoc IPeripheryPaymentsWithFee
    function unwrapWETH9WithFee(
        uint256 amountMinimum,
        address recipient,
        uint256 feeBips,
        address feeRecipient
    ) public payable override onlySelfMulticall {
        super.unwrapWETH9WithFee(amountMinimum, recipient, feeBips, feeRecipient);
    }

    /// @inheritdoc IPeripheryPaymentsWithFee
    function sweepTokenWithFee(
        address token,
        uint256 amountMinimum,
        address recipient,
        uint256 feeBips,
        address feeRecipient
    ) public payable override onlySelfMulticall {
        super.sweepTokenWithFee(token, amountMinimum, recipient, feeBips, feeRecipient);
    }
}

File 25 of 66 : Multicall.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;
pragma abicoder v2;

import '../interfaces/IMulticall.sol';

/// @title Multicall
/// @notice Enables calling multiple methods in a single call to the contract
abstract contract Multicall is IMulticall {
    /// @inheritdoc IMulticall
    function multicall(bytes[] calldata data) public payable virtual override returns (bytes[] memory results) {
        results = new bytes[](data.length);
        for (uint256 i = 0; i < data.length; i++) {
            (bool success, bytes memory result) = address(this).delegatecall(data[i]);

            if (!success) {
                // Next 5 lines from https://ethereum.stackexchange.com/a/83577
                if (result.length < 68) revert();
                assembly {
                    result := add(result, 0x04)
                }
                revert(abi.decode(result, (string)));
            }

            results[i] = result;
        }
    }
}

File 26 of 66 : PeripheryImmutableState.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;

import '../interfaces/IPeripheryImmutableState.sol';

/// @title Immutable state
/// @notice Immutable state used by periphery contracts
abstract contract PeripheryImmutableState is IPeripheryImmutableState {
    /// @inheritdoc IPeripheryImmutableState
    address public immutable override factory;
    /// @inheritdoc IPeripheryImmutableState
    address public immutable override WETH9;

    constructor(address _factory, address _WETH9) {
        factory = _factory;
        WETH9 = _WETH9;
    }
}

File 27 of 66 : PeripheryPayments.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;

import '@openzeppelin/contracts/token/ERC20/IERC20.sol';

import '../interfaces/IPeripheryPayments.sol';
import '../interfaces/external/IWETH9.sol';

import '../libraries/TransferHelper.sol';

import './PeripheryImmutableState.sol';

abstract contract PeripheryPayments is IPeripheryPayments, PeripheryImmutableState {
    receive() external payable {
        require(msg.sender == WETH9, 'Not WETH9');
    }

    /// @inheritdoc IPeripheryPayments
    function unwrapWETH9(uint256 amountMinimum, address recipient) public payable virtual override {
        uint256 balanceWETH9 = IWETH9(WETH9).balanceOf(address(this));
        // IWETH -> Insufficient WETH9
        require(balanceWETH9 >= amountMinimum, 'IWETH');

        if (balanceWETH9 > 0) {
            IWETH9(WETH9).withdraw(balanceWETH9);
            TransferHelper.safeTransferETH(recipient, balanceWETH9);
        }
    }

    /// @inheritdoc IPeripheryPayments
    function sweepToken(
        address token,
        uint256 amountMinimum,
        address recipient
    ) public payable virtual override {
        uint256 balanceToken = IERC20(token).balanceOf(address(this));
        // IT -> Insufficient token
        require(balanceToken >= amountMinimum, 'IT');

        if (balanceToken > 0) {
            TransferHelper.safeTransfer(token, recipient, balanceToken);
        }
    }

    /// @inheritdoc IPeripheryPayments
    function refundETH() public payable virtual override {
        if (address(this).balance > 0) TransferHelper.safeTransferETH(msg.sender, address(this).balance);
    }

    /// @param token The token to pay
    /// @param payer The entity that must pay
    /// @param recipient The entity that will receive payment
    /// @param value The amount to pay
    function pay(
        address token,
        address payer,
        address recipient,
        uint256 value
    ) internal {
        if (token == WETH9 && address(this).balance >= value) {
            // pay with WETH9
            IWETH9(WETH9).deposit{value: value}(); // wrap only what is needed to pay
            IWETH9(WETH9).transfer(recipient, value);
        } else if (payer == address(this)) {
            // pay with tokens already in the contract (for the exact input multihop case)
            TransferHelper.safeTransfer(token, recipient, value);
        } else {
            // pull payment
            TransferHelper.safeTransferFrom(token, payer, recipient, value);
        }
    }
}

File 28 of 66 : PeripheryPaymentsWithFee.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;

import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import '@violetprotocol/mauve-core/contracts/libraries/LowGasSafeMath.sol';

import './PeripheryPayments.sol';
import '../interfaces/IPeripheryPaymentsWithFee.sol';

import '../interfaces/external/IWETH9.sol';
import '../libraries/TransferHelper.sol';

abstract contract PeripheryPaymentsWithFee is PeripheryPayments, IPeripheryPaymentsWithFee {
    using LowGasSafeMath for uint256;

    /// @inheritdoc IPeripheryPaymentsWithFee
    function unwrapWETH9WithFee(
        uint256 amountMinimum,
        address recipient,
        uint256 feeBips,
        address feeRecipient
    ) public payable virtual override {
        require(feeBips > 0 && feeBips <= 100);

        uint256 balanceWETH9 = IWETH9(WETH9).balanceOf(address(this));
        require(balanceWETH9 >= amountMinimum, 'Insufficient WETH9');

        if (balanceWETH9 > 0) {
            IWETH9(WETH9).withdraw(balanceWETH9);
            uint256 feeAmount = balanceWETH9.mul(feeBips) / 10_000;
            if (feeAmount > 0) TransferHelper.safeTransferETH(feeRecipient, feeAmount);
            TransferHelper.safeTransferETH(recipient, balanceWETH9 - feeAmount);
        }
    }

    /// @inheritdoc IPeripheryPaymentsWithFee
    function sweepTokenWithFee(
        address token,
        uint256 amountMinimum,
        address recipient,
        uint256 feeBips,
        address feeRecipient
    ) public payable virtual override {
        require(feeBips > 0 && feeBips <= 100);

        uint256 balanceToken = IERC20(token).balanceOf(address(this));
        require(balanceToken >= amountMinimum, 'Insufficient token');

        if (balanceToken > 0) {
            uint256 feeAmount = balanceToken.mul(feeBips) / 10_000;
            if (feeAmount > 0) TransferHelper.safeTransfer(token, feeRecipient, feeAmount);
            TransferHelper.safeTransfer(token, recipient, balanceToken - feeAmount);
        }
    }
}

File 29 of 66 : PeripheryValidation.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;

import './BlockTimestamp.sol';

abstract contract PeripheryValidation is BlockTimestamp {
    modifier checkDeadline(uint256 deadline) {
        _checkDeadline(deadline);
        _;
    }

    function _checkDeadline(uint256 deadline) internal view virtual {
        require(_blockTimestamp() <= deadline, 'Transaction too old');
    }
}

File 30 of 66 : SelfPermit.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import '@openzeppelin/contracts/drafts/IERC20Permit.sol';

import '../interfaces/ISelfPermit.sol';
import '../interfaces/external/IERC20PermitAllowed.sol';

/// @title Self Permit
/// @notice Functionality to call permit on any EIP-2612-compliant token for use in the route
/// @dev These functions are expected to be embedded in multicalls to allow EOAs to approve a contract and call a function
/// that requires an approval in a single transaction.
abstract contract SelfPermit is ISelfPermit {
    /// @inheritdoc ISelfPermit
    function selfPermit(
        address token,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) public payable override {
        IERC20Permit(token).permit(msg.sender, address(this), value, deadline, v, r, s);
    }

    /// @inheritdoc ISelfPermit
    function selfPermitIfNecessary(
        address token,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external payable override {
        if (IERC20(token).allowance(msg.sender, address(this)) < value) selfPermit(token, value, deadline, v, r, s);
    }

    /// @inheritdoc ISelfPermit
    function selfPermitAllowed(
        address token,
        uint256 nonce,
        uint256 expiry,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) public payable override {
        IERC20PermitAllowed(token).permit(msg.sender, address(this), nonce, expiry, true, v, r, s);
    }

    /// @inheritdoc ISelfPermit
    function selfPermitAllowedIfNecessary(
        address token,
        uint256 nonce,
        uint256 expiry,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external payable override {
        if (IERC20(token).allowance(msg.sender, address(this)) < type(uint256).max)
            selfPermitAllowed(token, nonce, expiry, v, r, s);
    }
}

File 31 of 66 : IERC20PermitAllowed.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Interface for permit
/// @notice Interface used by DAI/CHAI for permit
interface IERC20PermitAllowed {
    /// @notice Approve the spender to spend some tokens via the holder signature
    /// @dev This is the permit interface used by DAI and CHAI
    /// @param holder The address of the token holder, the token owner
    /// @param spender The address of the token spender
    /// @param nonce The holder's nonce, increases at each call to permit
    /// @param expiry The timestamp at which the permit is no longer valid
    /// @param allowed Boolean that sets approval amount, true for type(uint256).max and false for 0
    /// @param v Must produce valid secp256k1 signature from the holder along with `r` and `s`
    /// @param r Must produce valid secp256k1 signature from the holder along with `v` and `s`
    /// @param s Must produce valid secp256k1 signature from the holder along with `r` and `v`
    function permit(
        address holder,
        address spender,
        uint256 nonce,
        uint256 expiry,
        bool allowed,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;
}

File 32 of 66 : IWETH9.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;

import '@openzeppelin/contracts/token/ERC20/IERC20.sol';

/// @title Interface for WETH9
interface IWETH9 is IERC20 {
    /// @notice Deposit ether to get wrapped ether
    function deposit() external payable;

    /// @notice Withdraw wrapped ether to get ether
    function withdraw(uint256) external;
}

File 33 of 66 : IEATMulticall.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;
pragma abicoder v2;

/// @title EAT compatible Multicall interface
/// @notice Enables calling multiple EAT-gated methods in a single call to the contract
interface IEATMulticall {
    /// @notice Call multiple functions in the current contract and return the data from all of them if they all succeed
    /// @dev The `msg.value` should not be trusted for any method callable from multicall.
    /// @param v The v component of the signed EAT signature
    /// @param r The r component of the signed EAT signature
    /// @param s The s component of the signed EAT signature
    /// @param expiry The expiry of the signed EAT
    /// @param data The encoded function data for each of the calls to make to this contract
    /// @return results The results from each of the calls passed in via data
    function multicall(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry,
        bytes[] calldata data
    ) external payable returns (bytes[] memory results);
}

File 34 of 66 : IERC721Permit.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;

import '@openzeppelin/contracts/token/ERC721/IERC721.sol';

/// @title ERC721 with permit
/// @notice Extension to ERC721 that includes a permit function for signature based approvals
interface IERC721Permit is IERC721 {
    /// @notice The permit typehash used in the permit signature
    /// @return The typehash for the permit
    function PERMIT_TYPEHASH() external pure returns (bytes32);

    /// @notice The domain separator used in the permit signature
    /// @return The domain seperator used in encoding of permit signature
    function DOMAIN_SEPARATOR() external view returns (bytes32);

    /// @notice Approve of a specific token ID for spending by spender via signature
    /// @param spender The account that is being approved
    /// @param tokenId The ID of the token that is being approved for spending
    /// @param deadline The deadline timestamp by which the call must be mined for the approve to work
    /// @param v Must produce valid secp256k1 signature from the holder along with `r` and `s`
    /// @param r Must produce valid secp256k1 signature from the holder along with `v` and `s`
    /// @param s Must produce valid secp256k1 signature from the holder along with `r` and `v`
    function permit(
        address spender,
        uint256 tokenId,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external payable;
}

File 35 of 66 : IMulticall.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;
pragma abicoder v2;

/// @title Multicall interface
/// @notice Enables calling multiple methods in a single call to the contract
interface IMulticall {
    /// @notice Call multiple functions in the current contract and return the data from all of them if they all succeed
    /// @dev The `msg.value` should not be trusted for any method callable from multicall.
    /// @param data The encoded function data for each of the calls to make to this contract
    /// @return results The results from each of the calls passed in via data
    function multicall(bytes[] calldata data) external payable returns (bytes[] memory results);
}

File 36 of 66 : INonfungiblePositionManager.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;
pragma abicoder v2;

import '@openzeppelin/contracts/token/ERC721/IERC721Metadata.sol';
import '@openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol';

import './IERC721Permit.sol';
import './IPeripheryPayments.sol';
import './IPeripheryImmutableState.sol';
import '../libraries/PoolAddress.sol';

/// @title Non-fungible token for positions
/// @notice Wraps Mauve positions in a non-fungible token interface which allows for them to be transferred
/// and authorized.
interface INonfungiblePositionManager is
    IPeripheryPayments,
    IPeripheryImmutableState,
    IERC721Metadata,
    IERC721Enumerable,
    IERC721Permit
{
    /// @notice Emitted when liquidity is increased for a position NFT
    /// @dev Also emitted when a token is minted
    /// @param tokenId The ID of the token for which liquidity was increased
    /// @param liquidity The amount by which liquidity for the NFT position was increased
    /// @param amount0 The amount of token0 that was paid for the increase in liquidity
    /// @param amount1 The amount of token1 that was paid for the increase in liquidity
    event IncreaseLiquidity(uint256 indexed tokenId, uint128 liquidity, uint256 amount0, uint256 amount1);
    /// @notice Emitted when liquidity is decreased for a position NFT
    /// @param tokenId The ID of the token for which liquidity was decreased
    /// @param liquidity The amount by which liquidity for the NFT position was decreased
    /// @param amount0 The amount of token0 that was accounted for the decrease in liquidity
    /// @param amount1 The amount of token1 that was accounted for the decrease in liquidity
    event DecreaseLiquidity(uint256 indexed tokenId, uint128 liquidity, uint256 amount0, uint256 amount1);
    /// @notice Emitted when tokens are collected for a position NFT
    /// @dev The amounts reported may not be exactly equivalent to the amounts transferred, due to rounding behavior
    /// @param tokenId The ID of the token for which underlying tokens were collected
    /// @param recipient The address of the account that received the collected tokens
    /// @param amount0 The amount of token0 owed to the position that was collected
    /// @param amount1 The amount of token1 owed to the position that was collected
    event Collect(uint256 indexed tokenId, address recipient, uint256 amount0, uint256 amount1);

    /// @notice Returns the position information associated with a given token ID.
    /// @dev Throws if the token ID is not valid.
    /// @param tokenId The ID of the token that represents the position
    /// @return nonce The nonce for permits
    /// @return operator The address that is approved for spending
    /// @return token0 The address of the token0 for a specific pool
    /// @return token1 The address of the token1 for a specific pool
    /// @return fee The fee associated with the pool
    /// @return tickLower The lower end of the tick range for the position
    /// @return tickUpper The higher end of the tick range for the position
    /// @return liquidity The liquidity of the position
    /// @return feeGrowthInside0LastX128 The fee growth of token0 as of the last action on the individual position
    /// @return feeGrowthInside1LastX128 The fee growth of token1 as of the last action on the individual position
    /// @return tokensOwed0 The uncollected amount of token0 owed to the position as of the last computation
    /// @return tokensOwed1 The uncollected amount of token1 owed to the position as of the last computation
    function positions(uint256 tokenId)
        external
        view
        returns (
            uint96 nonce,
            address operator,
            address token0,
            address token1,
            uint24 fee,
            int24 tickLower,
            int24 tickUpper,
            uint128 liquidity,
            uint256 feeGrowthInside0LastX128,
            uint256 feeGrowthInside1LastX128,
            uint128 tokensOwed0,
            uint128 tokensOwed1
        );

    struct MintParams {
        address token0;
        address token1;
        uint24 fee;
        int24 tickLower;
        int24 tickUpper;
        uint256 amount0Desired;
        uint256 amount1Desired;
        uint256 amount0Min;
        uint256 amount1Min;
        address recipient;
        uint256 deadline;
    }

    /// @notice Creates a new position wrapped in a NFT
    /// @dev Call this when the pool does exist and is initialized. Note that if the pool is created but not initialized
    /// a method does not exist, i.e. the pool is assumed to be initialized.
    //  This function must be called via EATMulticall, and cannot call - or be called by - a function similarly protected
    //  with `_functionLock`.
    /// @param params The params necessary to mint a position, encoded as `MintParams` in calldata
    /// @return tokenId The ID of the token that represents the minted position
    /// @return liquidity The amount of liquidity for this position
    /// @return amount0 The amount of token0
    /// @return amount1 The amount of token1
    function mint(MintParams calldata params)
        external
        payable
        returns (
            uint256 tokenId,
            uint128 liquidity,
            uint256 amount0,
            uint256 amount1
        );

    struct IncreaseLiquidityParams {
        uint256 tokenId;
        uint256 amount0Desired;
        uint256 amount1Desired;
        uint256 amount0Min;
        uint256 amount1Min;
        uint256 deadline;
    }

    /// @notice Increases the amount of liquidity in a position, with tokens paid by the `msg.sender`
    /// @dev This function must be called via EATMulticall, and cannot call - or be called by - a function similarly protected
    //  with `_functionLock`.
    /// @param params tokenId The ID of the token for which liquidity is being increased,
    /// amount0Desired The desired amount of token0 to be spent,
    /// amount1Desired The desired amount of token1 to be spent,
    /// amount0Min The minimum amount of token0 to spend, which serves as a slippage check,
    /// amount1Min The minimum amount of token1 to spend, which serves as a slippage check,
    /// deadline The time by which the transaction must be included to effect the change
    /// @return liquidity The new liquidity amount as a result of the increase
    /// @return amount0 The amount of token0 to acheive resulting liquidity
    /// @return amount1 The amount of token1 to acheive resulting liquidity
    function increaseLiquidity(IncreaseLiquidityParams calldata params)
        external
        payable
        returns (
            uint128 liquidity,
            uint256 amount0,
            uint256 amount1
        );

    struct DecreaseLiquidityParams {
        uint256 tokenId;
        uint128 liquidity;
        uint256 amount0Min;
        uint256 amount1Min;
        uint256 deadline;
    }

    /// @notice Decreases the amount of liquidity in a position and accounts it to the position
    /// @dev This function must be called via EATMulticall, and cannot call - or be called by - a function similarly protected
    //  with `_functionLock`.
    /// @param params tokenId The ID of the token for which liquidity is being decreased,
    /// amount The amount by which liquidity will be decreased,
    /// amount0Min The minimum amount of token0 that should be accounted for the burned liquidity,
    /// amount1Min The minimum amount of token1 that should be accounted for the burned liquidity,
    /// deadline The time by which the transaction must be included to effect the change
    /// @return amount0 The amount of token0 accounted to the position's tokens owed
    /// @return amount1 The amount of token1 accounted to the position's tokens owed
    function decreaseLiquidity(DecreaseLiquidityParams calldata params)
        external
        payable
        returns (uint256 amount0, uint256 amount1);

    struct CollectParams {
        uint256 tokenId;
        address recipient;
        uint128 amount0Max;
        uint128 amount1Max;
    }

    /// @notice Collects up to a maximum amount of fees owed to a specific position to the recipient
    /// @dev This function must be called via EATMulticall, and cannot call - or be called by - a function similarly protected
    //  with `_functionLock`.
    /// @param params tokenId The ID of the NFT for which tokens are being collected,
    /// recipient The account that should receive the tokens,
    /// amount0Max The maximum amount of token0 to collect,
    /// amount1Max The maximum amount of token1 to collect
    /// @return amount0 The amount of fees collected in token0
    /// @return amount1 The amount of fees collected in token1
    function collect(CollectParams calldata params) external payable returns (uint256 amount0, uint256 amount1);

    /// @notice Burns a token ID, which deletes it from the NFT contract. The token must have 0 liquidity and all tokens
    /// must be collected first.
    /// @dev This function must be called via EATMulticall, and cannot call - or be called by - a function similarly protected
    //  with `_functionLock`.
    /// @param tokenId The ID of the token that is being burned
    function burn(uint256 tokenId) external payable;
}

File 37 of 66 : IPeripheryImmutableState.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Immutable state
/// @notice Functions that return immutable state of the router
interface IPeripheryImmutableState {
    /// @return Returns the address of the Mauve factory
    function factory() external view returns (address);

    /// @return Returns the address of WETH9
    function WETH9() external view returns (address);
}

File 38 of 66 : IPeripheryPayments.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;

/// @title Periphery Payments
/// @notice Functions to ease deposits and withdrawals of ETH
interface IPeripheryPayments {
    /// @notice Unwraps the contract's WETH9 balance and sends it to recipient as ETH.
    /// @dev The amountMinimum parameter prevents malicious contracts from stealing WETH9 from users.
    /// @param amountMinimum The minimum amount of WETH9 to unwrap
    /// @param recipient The address receiving ETH
    function unwrapWETH9(uint256 amountMinimum, address recipient) external payable;

    /// @notice Refunds any ETH balance held by this contract to the `msg.sender`
    /// @dev Useful for bundling with mint or increase liquidity that uses ether, or exact output swaps
    /// that use ether for the input amount
    function refundETH() external payable;

    /// @notice Transfers the full amount of a token held by this contract to recipient
    /// @dev The amountMinimum parameter prevents malicious contracts from stealing the token from users
    /// @param token The contract address of the token which will be transferred to `recipient`
    /// @param amountMinimum The minimum amount of token required for a transfer
    /// @param recipient The destination address of the token
    function sweepToken(
        address token,
        uint256 amountMinimum,
        address recipient
    ) external payable;
}

File 39 of 66 : IPeripheryPaymentsWithFee.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;

import './IPeripheryPayments.sol';

/// @title Periphery Payments
/// @notice Functions to ease deposits and withdrawals of ETH
interface IPeripheryPaymentsWithFee is IPeripheryPayments {
    /// @notice Unwraps the contract's WETH9 balance and sends it to recipient as ETH, with a percentage between
    /// 0 (exclusive), and 1 (inclusive) going to feeRecipient
    /// @dev The amountMinimum parameter prevents malicious contracts from stealing WETH9 from users.
    function unwrapWETH9WithFee(
        uint256 amountMinimum,
        address recipient,
        uint256 feeBips,
        address feeRecipient
    ) external payable;

    /// @notice Transfers the full amount of a token held by this contract to recipient, with a percentage between
    /// 0 (exclusive) and 1 (inclusive) going to feeRecipient
    /// @dev The amountMinimum parameter prevents malicious contracts from stealing the token from users
    function sweepTokenWithFee(
        address token,
        uint256 amountMinimum,
        address recipient,
        uint256 feeBips,
        address feeRecipient
    ) external payable;
}

File 40 of 66 : ISelfPermit.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;

/// @title Self Permit
/// @notice Functionality to call permit on any EIP-2612-compliant token for use in the route
interface ISelfPermit {
    /// @notice Permits this contract to spend a given token from `msg.sender`
    /// @dev The `owner` is always msg.sender and the `spender` is always address(this).
    /// @param token The address of the token spent
    /// @param value The amount that can be spent of token
    /// @param deadline A timestamp, the current blocktime must be less than or equal to this timestamp
    /// @param v Must produce valid secp256k1 signature from the holder along with `r` and `s`
    /// @param r Must produce valid secp256k1 signature from the holder along with `v` and `s`
    /// @param s Must produce valid secp256k1 signature from the holder along with `r` and `v`
    function selfPermit(
        address token,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external payable;

    /// @notice Permits this contract to spend a given token from `msg.sender`
    /// @dev The `owner` is always msg.sender and the `spender` is always address(this).
    /// Can be used instead of #selfPermit to prevent calls from failing due to a frontrun of a call to #selfPermit
    /// @param token The address of the token spent
    /// @param value The amount that can be spent of token
    /// @param deadline A timestamp, the current blocktime must be less than or equal to this timestamp
    /// @param v Must produce valid secp256k1 signature from the holder along with `r` and `s`
    /// @param r Must produce valid secp256k1 signature from the holder along with `v` and `s`
    /// @param s Must produce valid secp256k1 signature from the holder along with `r` and `v`
    function selfPermitIfNecessary(
        address token,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external payable;

    /// @notice Permits this contract to spend the sender's tokens for permit signatures that have the `allowed` parameter
    /// @dev The `owner` is always msg.sender and the `spender` is always address(this)
    /// @param token The address of the token spent
    /// @param nonce The current nonce of the owner
    /// @param expiry The timestamp at which the permit is no longer valid
    /// @param v Must produce valid secp256k1 signature from the holder along with `r` and `s`
    /// @param r Must produce valid secp256k1 signature from the holder along with `v` and `s`
    /// @param s Must produce valid secp256k1 signature from the holder along with `r` and `v`
    function selfPermitAllowed(
        address token,
        uint256 nonce,
        uint256 expiry,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external payable;

    /// @notice Permits this contract to spend the sender's tokens for permit signatures that have the `allowed` parameter
    /// @dev The `owner` is always msg.sender and the `spender` is always address(this)
    /// Can be used instead of #selfPermitAllowed to prevent calls from failing due to a frontrun of a call to #selfPermitAllowed.
    /// @param token The address of the token spent
    /// @param nonce The current nonce of the owner
    /// @param expiry The timestamp at which the permit is no longer valid
    /// @param v Must produce valid secp256k1 signature from the holder along with `r` and `s`
    /// @param r Must produce valid secp256k1 signature from the holder along with `v` and `s`
    /// @param s Must produce valid secp256k1 signature from the holder along with `r` and `v`
    function selfPermitAllowedIfNecessary(
        address token,
        uint256 nonce,
        uint256 expiry,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external payable;
}

File 41 of 66 : BytesLib.sol
// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * @title Solidity Bytes Arrays Utils
 * @author Gonçalo Sá <[email protected]>
 *
 * @dev Bytes tightly packed arrays utility library for ethereum contracts written in Solidity.
 *      The library lets you concatenate, slice and type cast bytes arrays both in memory and storage.
 */
pragma solidity >=0.5.0 <0.8.0;

library BytesLib {
    function slice(
        bytes memory _bytes,
        uint256 _start,
        uint256 _length
    ) internal pure returns (bytes memory) {
        require(_length + 31 >= _length, 'slice_overflow');
        require(_start + _length >= _start, 'slice_overflow');
        require(_bytes.length >= _start + _length, 'slice_outOfBounds');

        bytes memory tempBytes;

        assembly {
            switch iszero(_length)
                case 0 {
                    // Get a location of some free memory and store it in tempBytes as
                    // Solidity does for memory variables.
                    tempBytes := mload(0x40)

                    // The first word of the slice result is potentially a partial
                    // word read from the original array. To read it, we calculate
                    // the length of that partial word and start copying that many
                    // bytes into the array. The first word we copy will start with
                    // data we don't care about, but the last `lengthmod` bytes will
                    // land at the beginning of the contents of the new array. When
                    // we're done copying, we overwrite the full first word with
                    // the actual length of the slice.
                    let lengthmod := and(_length, 31)

                    // The multiplication in the next line is necessary
                    // because when slicing multiples of 32 bytes (lengthmod == 0)
                    // the following copy loop was copying the origin's length
                    // and then ending prematurely not copying everything it should.
                    let mc := add(add(tempBytes, lengthmod), mul(0x20, iszero(lengthmod)))
                    let end := add(mc, _length)

                    for {
                        // The multiplication in the next line has the same exact purpose
                        // as the one above.
                        let cc := add(add(add(_bytes, lengthmod), mul(0x20, iszero(lengthmod))), _start)
                    } lt(mc, end) {
                        mc := add(mc, 0x20)
                        cc := add(cc, 0x20)
                    } {
                        mstore(mc, mload(cc))
                    }

                    mstore(tempBytes, _length)

                    //update free-memory pointer
                    //allocating the array padded to 32 bytes like the compiler does now
                    mstore(0x40, and(add(mc, 31), not(31)))
                }
                //if we want a zero-length slice let's just return a zero-length array
                default {
                    tempBytes := mload(0x40)
                    //zero out the 32 bytes slice we are about to return
                    //we need to do it because Solidity does not garbage collect
                    mstore(tempBytes, 0)

                    mstore(0x40, add(tempBytes, 0x20))
                }
        }

        return tempBytes;
    }

    function toAddress(bytes memory _bytes, uint256 _start) internal pure returns (address) {
        require(_start + 20 >= _start, 'toAddress_overflow');
        require(_bytes.length >= _start + 20, 'toAddress_outOfBounds');
        address tempAddress;

        assembly {
            tempAddress := div(mload(add(add(_bytes, 0x20), _start)), 0x1000000000000000000000000)
        }

        return tempAddress;
    }

    function toUint24(bytes memory _bytes, uint256 _start) internal pure returns (uint24) {
        require(_start + 3 >= _start, 'toUint24_overflow');
        require(_bytes.length >= _start + 3, 'toUint24_outOfBounds');
        uint24 tempUint;

        assembly {
            tempUint := mload(add(add(_bytes, 0x3), _start))
        }

        return tempUint;
    }
}

File 42 of 66 : CallbackValidation.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;

import '@violetprotocol/mauve-core/contracts/interfaces/IMauvePool.sol';
import './PoolAddress.sol';

/// @notice Provides validation for callbacks from Mauve Pools
library CallbackValidation {
    /// @notice Returns the address of a valid Mauve Pool
    /// @param factory The contract address of the Mauve factory
    /// @param tokenA The contract address of either token0 or token1
    /// @param tokenB The contract address of the other token
    /// @param fee The fee collected upon every swap in the pool, denominated in hundredths of a bip
    /// @return pool The Mauve pool contract address
    function verifyCallback(
        address factory,
        address tokenA,
        address tokenB,
        uint24 fee
    ) internal view returns (IMauvePool pool) {
        return verifyCallback(factory, PoolAddress.getPoolKey(tokenA, tokenB, fee));
    }

    /// @notice Returns the address of a valid Mauve Pool
    /// @param factory The contract address of the Mauve factory
    /// @param poolKey The identifying key of the pool
    /// @return pool The Mauve pool contract address
    function verifyCallback(address factory, PoolAddress.PoolKey memory poolKey)
        internal
        view
        returns (IMauvePool pool)
    {
        pool = IMauvePool(PoolAddress.computeAddress(factory, poolKey));
        // US -> Unexpected sender
        require(msg.sender == address(pool), 'US');
    }
}

File 43 of 66 : OracleLibrary.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0 <0.8.0;

import '@violetprotocol/mauve-core/contracts/libraries/FullMath.sol';
import '@violetprotocol/mauve-core/contracts/libraries/TickMath.sol';
import '@violetprotocol/mauve-core/contracts/interfaces/IMauvePool.sol';

/// @title Oracle library
/// @notice Provides functions to integrate with Mauve pool oracle
library OracleLibrary {
    /// @notice Calculates time-weighted means of tick and liquidity for a given Mauve pool
    /// @param pool Address of the pool that we want to observe
    /// @param secondsAgo Number of seconds in the past from which to calculate the time-weighted means
    /// @return arithmeticMeanTick The arithmetic mean tick from (block.timestamp - secondsAgo) to block.timestamp
    /// @return harmonicMeanLiquidity The harmonic mean liquidity from (block.timestamp - secondsAgo) to block.timestamp
    function consult(address pool, uint32 secondsAgo)
        internal
        view
        returns (int24 arithmeticMeanTick, uint128 harmonicMeanLiquidity)
    {
        require(secondsAgo != 0, 'BP');

        uint32[] memory secondsAgos = new uint32[](2);
        secondsAgos[0] = secondsAgo;
        secondsAgos[1] = 0;

        (int56[] memory tickCumulatives, uint160[] memory secondsPerLiquidityCumulativeX128s) =
            IMauvePool(pool).observe(secondsAgos);

        int56 tickCumulativesDelta = tickCumulatives[1] - tickCumulatives[0];
        uint160 secondsPerLiquidityCumulativesDelta =
            secondsPerLiquidityCumulativeX128s[1] - secondsPerLiquidityCumulativeX128s[0];

        arithmeticMeanTick = int24(tickCumulativesDelta / secondsAgo);
        // Always round to negative infinity
        if (tickCumulativesDelta < 0 && (tickCumulativesDelta % secondsAgo != 0)) arithmeticMeanTick--;

        // We are multiplying here instead of shifting to ensure that harmonicMeanLiquidity doesn't overflow uint128
        uint192 secondsAgoX160 = uint192(secondsAgo) * type(uint160).max;
        harmonicMeanLiquidity = uint128(secondsAgoX160 / (uint192(secondsPerLiquidityCumulativesDelta) << 32));
    }

    /// @notice Given a tick and a token amount, calculates the amount of token received in exchange
    /// @param tick Tick value used to calculate the quote
    /// @param baseAmount Amount of token to be converted
    /// @param baseToken Address of an ERC20 token contract used as the baseAmount denomination
    /// @param quoteToken Address of an ERC20 token contract used as the quoteAmount denomination
    /// @return quoteAmount Amount of quoteToken received for baseAmount of baseToken
    function getQuoteAtTick(
        int24 tick,
        uint128 baseAmount,
        address baseToken,
        address quoteToken
    ) internal pure returns (uint256 quoteAmount) {
        uint160 sqrtRatioX96 = TickMath.getSqrtRatioAtTick(tick);

        // Calculate quoteAmount with better precision if it doesn't overflow when multiplied by itself
        if (sqrtRatioX96 <= type(uint128).max) {
            uint256 ratioX192 = uint256(sqrtRatioX96) * sqrtRatioX96;
            quoteAmount = baseToken < quoteToken
                ? FullMath.mulDiv(ratioX192, baseAmount, 1 << 192)
                : FullMath.mulDiv(1 << 192, baseAmount, ratioX192);
        } else {
            uint256 ratioX128 = FullMath.mulDiv(sqrtRatioX96, sqrtRatioX96, 1 << 64);
            quoteAmount = baseToken < quoteToken
                ? FullMath.mulDiv(ratioX128, baseAmount, 1 << 128)
                : FullMath.mulDiv(1 << 128, baseAmount, ratioX128);
        }
    }

    /// @notice Given a pool, it returns the number of seconds ago of the oldest stored observation
    /// @param pool Address of Mauve pool that we want to observe
    /// @return secondsAgo The number of seconds ago of the oldest observation stored for the pool
    function getOldestObservationSecondsAgo(address pool) internal view returns (uint32 secondsAgo) {
        (, , uint16 observationIndex, uint16 observationCardinality, , , ) = IMauvePool(pool).slot0();
        require(observationCardinality > 0, 'NI');

        (uint32 observationTimestamp, , , bool initialized) =
            IMauvePool(pool).observations((observationIndex + 1) % observationCardinality);

        // The next index might not be initialized if the cardinality is in the process of increasing
        // In this case the oldest observation is always in index 0
        if (!initialized) {
            (observationTimestamp, , , ) = IMauvePool(pool).observations(0);
        }

        secondsAgo = uint32(block.timestamp) - observationTimestamp;
    }

    /// @notice Given a pool, it returns the tick value as of the start of the current block
    /// @param pool Address of Mauve pool
    /// @return The tick that the pool was in at the start of the current block
    function getBlockStartingTickAndLiquidity(address pool) internal view returns (int24, uint128) {
        (, int24 tick, uint16 observationIndex, uint16 observationCardinality, , , ) = IMauvePool(pool).slot0();

        // 2 observations are needed to reliably calculate the block starting tick
        require(observationCardinality > 1, 'NEO');

        // If the latest observation occurred in the past, then no tick-changing trades have happened in this block
        // therefore the tick in `slot0` is the same as at the beginning of the current block.
        // We don't need to check if this observation is initialized - it is guaranteed to be.
        (uint32 observationTimestamp, int56 tickCumulative, uint160 secondsPerLiquidityCumulativeX128, ) =
            IMauvePool(pool).observations(observationIndex);
        if (observationTimestamp != uint32(block.timestamp)) {
            return (tick, IMauvePool(pool).liquidity());
        }

        uint256 prevIndex = (uint256(observationIndex) + observationCardinality - 1) % observationCardinality;
        (
            uint32 prevObservationTimestamp,
            int56 prevTickCumulative,
            uint160 prevSecondsPerLiquidityCumulativeX128,
            bool prevInitialized
        ) = IMauvePool(pool).observations(prevIndex);

        require(prevInitialized, 'ONI');

        uint32 delta = observationTimestamp - prevObservationTimestamp;
        tick = int24((tickCumulative - prevTickCumulative) / delta);
        uint128 liquidity =
            uint128(
                (uint192(delta) * type(uint160).max) /
                    (uint192(secondsPerLiquidityCumulativeX128 - prevSecondsPerLiquidityCumulativeX128) << 32)
            );
        return (tick, liquidity);
    }

    /// @notice Information for calculating a weighted arithmetic mean tick
    struct WeightedTickData {
        int24 tick;
        uint128 weight;
    }

    /// @notice Given an array of ticks and weights, calculates the weighted arithmetic mean tick
    /// @param weightedTickData An array of ticks and weights
    /// @return weightedArithmeticMeanTick The weighted arithmetic mean tick
    /// @dev Each entry of `weightedTickData` should represents ticks from pools with the same underlying pool tokens. If they do not,
    /// extreme care must be taken to ensure that ticks are comparable (including decimal differences).
    /// @dev Note that the weighted arithmetic mean tick corresponds to the weighted geometric mean price.
    function getWeightedArithmeticMeanTick(WeightedTickData[] memory weightedTickData)
        internal
        pure
        returns (int24 weightedArithmeticMeanTick)
    {
        // Accumulates the sum of products between each tick and its weight
        int256 numerator;

        // Accumulates the sum of the weights
        uint256 denominator;

        // Products fit in 152 bits, so it would take an array of length ~2**104 to overflow this logic
        for (uint256 i; i < weightedTickData.length; i++) {
            numerator += weightedTickData[i].tick * int256(weightedTickData[i].weight);
            denominator += weightedTickData[i].weight;
        }

        weightedArithmeticMeanTick = int24(numerator / int256(denominator));
        // Always round to negative infinity
        if (numerator < 0 && (numerator % int256(denominator) != 0)) weightedArithmeticMeanTick--;
    }

    /// @notice Returns the "synthetic" tick which represents the price of the first entry in `tokens` in terms of the last
    /// @dev Useful for calculating relative prices along routes.
    /// @dev There must be one tick for each pairwise set of tokens.
    /// @param tokens The token contract addresses
    /// @param ticks The ticks, representing the price of each token pair in `tokens`
    /// @return syntheticTick The synthetic tick, representing the relative price of the outermost tokens in `tokens`
    function getChainedPrice(address[] memory tokens, int24[] memory ticks)
        internal
        pure
        returns (int256 syntheticTick)
    {
        require(tokens.length - 1 == ticks.length, 'DL');
        for (uint256 i = 1; i <= ticks.length; i++) {
            // check the tokens for address sort order, then accumulate the
            // ticks into the running synthetic tick, ensuring that intermediate tokens "cancel out"
            tokens[i - 1] < tokens[i] ? syntheticTick += ticks[i - 1] : syntheticTick -= ticks[i - 1];
        }
    }
}

File 44 of 66 : Path.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.6.0;

import './BytesLib.sol';

/// @title Functions for manipulating path data for multihop swaps
library Path {
    using BytesLib for bytes;

    /// @dev The length of the bytes encoded address
    uint256 private constant ADDR_SIZE = 20;
    /// @dev The length of the bytes encoded fee
    uint256 private constant FEE_SIZE = 3;

    /// @dev The offset of a single token address and pool fee
    uint256 private constant NEXT_OFFSET = ADDR_SIZE + FEE_SIZE;
    /// @dev The offset of an encoded pool key
    uint256 private constant POP_OFFSET = NEXT_OFFSET + ADDR_SIZE;
    /// @dev The minimum length of an encoding that contains 2 or more pools
    uint256 private constant MULTIPLE_POOLS_MIN_LENGTH = POP_OFFSET + NEXT_OFFSET;

    /// @notice Returns true iff the path contains two or more pools
    /// @param path The encoded swap path
    /// @return True if path contains two or more pools, otherwise false
    function hasMultiplePools(bytes memory path) internal pure returns (bool) {
        return path.length >= MULTIPLE_POOLS_MIN_LENGTH;
    }

    /// @notice Returns the number of pools in the path
    /// @param path The encoded swap path
    /// @return The number of pools in the path
    function numPools(bytes memory path) internal pure returns (uint256) {
        // Ignore the first token address. From then on every fee and token offset indicates a pool.
        return ((path.length - ADDR_SIZE) / NEXT_OFFSET);
    }

    /// @notice Decodes the first pool in path
    /// @param path The bytes encoded swap path
    /// @return tokenA The first token of the given pool
    /// @return tokenB The second token of the given pool
    /// @return fee The fee level of the pool
    function decodeFirstPool(bytes memory path)
        internal
        pure
        returns (
            address tokenA,
            address tokenB,
            uint24 fee
        )
    {
        tokenA = path.toAddress(0);
        fee = path.toUint24(ADDR_SIZE);
        tokenB = path.toAddress(NEXT_OFFSET);
    }

    /// @notice Gets the segment corresponding to the first pool in the path
    /// @param path The bytes encoded swap path
    /// @return The segment containing all data necessary to target the first pool in the path
    function getFirstPool(bytes memory path) internal pure returns (bytes memory) {
        return path.slice(0, POP_OFFSET);
    }

    /// @notice Skips a token + fee element from the buffer and returns the remainder
    /// @param path The swap path
    /// @return The remaining token + fee elements in the path
    function skipToken(bytes memory path) internal pure returns (bytes memory) {
        return path.slice(NEXT_OFFSET, path.length - NEXT_OFFSET);
    }
}

File 45 of 66 : PoolAddress.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Provides functions for deriving a pool address from the factory, tokens, and the fee
library PoolAddress {
    bytes32 internal constant POOL_INIT_CODE_HASH = 0x35cf190007bfd8b78434816f3c1a816e2f40d11142531305b87684814b75dae4;

    /// @notice The identifying key of the pool
    struct PoolKey {
        address token0;
        address token1;
        uint24 fee;
    }

    /// @notice Returns PoolKey: the ordered tokens with the matched fee levels
    /// @param tokenA The first token of a pool, unsorted
    /// @param tokenB The second token of a pool, unsorted
    /// @param fee The fee level of the pool
    /// @return Poolkey The pool details with ordered token0 and token1 assignments
    function getPoolKey(
        address tokenA,
        address tokenB,
        uint24 fee
    ) internal pure returns (PoolKey memory) {
        if (tokenA > tokenB) (tokenA, tokenB) = (tokenB, tokenA);
        return PoolKey({token0: tokenA, token1: tokenB, fee: fee});
    }

    /// @notice Deterministically computes the pool address given the factory and PoolKey
    /// @param factory The Mauve factory contract address
    /// @param key The PoolKey
    /// @return pool The contract address of the Mauve pool
    function computeAddress(address factory, PoolKey memory key) internal pure returns (address pool) {
        require(key.token0 < key.token1);
        pool = address(
            uint256(
                keccak256(
                    abi.encodePacked(
                        hex'ff',
                        factory,
                        keccak256(abi.encode(key.token0, key.token1, key.fee)),
                        POOL_INIT_CODE_HASH
                    )
                )
            )
        );
    }
}

File 46 of 66 : TransferHelper.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.6.0;

import '@openzeppelin/contracts/token/ERC20/IERC20.sol';

library TransferHelper {
    /// @notice Transfers tokens from the targeted address to the given destination
    /// @notice Errors with 'STF' if transfer fails
    /// @param token The contract address of the token to be transferred
    /// @param from The originating address from which the tokens will be transferred
    /// @param to The destination address of the transfer
    /// @param value The amount to be transferred
    function safeTransferFrom(
        address token,
        address from,
        address to,
        uint256 value
    ) internal {
        (bool success, bytes memory data) =
            token.call(abi.encodeWithSelector(IERC20.transferFrom.selector, from, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'STF');
    }

    /// @notice Transfers tokens from msg.sender to a recipient
    /// @dev Errors with ST if transfer fails
    /// @param token The contract address of the token which will be transferred
    /// @param to The recipient of the transfer
    /// @param value The value of the transfer
    function safeTransfer(
        address token,
        address to,
        uint256 value
    ) internal {
        (bool success, bytes memory data) = token.call(abi.encodeWithSelector(IERC20.transfer.selector, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'ST');
    }

    /// @notice Approves the stipulated contract to spend the given allowance in the given token
    /// @dev Errors with 'SA' if transfer fails
    /// @param token The contract address of the token to be approved
    /// @param to The target of the approval
    /// @param value The amount of the given token the target will be allowed to spend
    function safeApprove(
        address token,
        address to,
        uint256 value
    ) internal {
        (bool success, bytes memory data) = token.call(abi.encodeWithSelector(IERC20.approve.selector, to, value));
        require(success && (data.length == 0 || abi.decode(data, (bool))), 'SA');
    }

    /// @notice Transfers ETH to the recipient address
    /// @dev Fails with `STE`
    /// @param to The destination of the transfer
    /// @param value The value to be transferred
    function safeTransferETH(address to, uint256 value) internal {
        (bool success, ) = to.call{value: value}(new bytes(0));
        require(success, 'STE');
    }
}

File 47 of 66 : ApproveAndCall.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;
pragma abicoder v2;

import '@openzeppelin/contracts/token/ERC20/IERC20.sol';
import '@violetprotocol/mauve-periphery/contracts/interfaces/INonfungiblePositionManager.sol';

import '../interfaces/IApproveAndCall.sol';
import './ImmutableState.sol';

/// @title Approve and Call
/// @notice Allows callers to approve the Mauve position manager from this contract,
/// for any token, and then make calls into the position manager
abstract contract ApproveAndCall is IApproveAndCall, ImmutableState {
    function tryApprove(address token, uint256 amount) private returns (bool) {
        (bool success, bytes memory data) =
            token.call(abi.encodeWithSelector(IERC20.approve.selector, positionManager, amount));
        return success && (data.length == 0 || abi.decode(data, (bool)));
    }

    /// @inheritdoc IApproveAndCall
    function getApprovalType(address token, uint256 amount) external override returns (ApprovalType) {
        // check existing approval
        if (IERC20(token).allowance(address(this), positionManager) >= amount) return ApprovalType.NOT_REQUIRED;

        // try type(uint256).max / type(uint256).max - 1
        if (tryApprove(token, type(uint256).max)) return ApprovalType.MAX;
        if (tryApprove(token, type(uint256).max - 1)) return ApprovalType.MAX_MINUS_ONE;

        // set approval to 0 (must succeed)
        require(tryApprove(token, 0));

        // try type(uint256).max / type(uint256).max - 1
        if (tryApprove(token, type(uint256).max)) return ApprovalType.ZERO_THEN_MAX;
        if (tryApprove(token, type(uint256).max - 1)) return ApprovalType.ZERO_THEN_MAX_MINUS_ONE;

        revert();
    }

    /// @inheritdoc IApproveAndCall
    function approveMax(address token) external payable override {
        require(tryApprove(token, type(uint256).max));
    }

    /// @inheritdoc IApproveAndCall
    function approveMaxMinusOne(address token) external payable override {
        require(tryApprove(token, type(uint256).max - 1));
    }

    /// @inheritdoc IApproveAndCall
    function approveZeroThenMax(address token) external payable override {
        require(tryApprove(token, 0));
        require(tryApprove(token, type(uint256).max));
    }

    /// @inheritdoc IApproveAndCall
    function approveZeroThenMaxMinusOne(address token) external payable override {
        require(tryApprove(token, 0));
        require(tryApprove(token, type(uint256).max - 1));
    }
}

File 48 of 66 : EATMulticallExtended.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma abicoder v2;
pragma solidity =0.7.6;

import '@violetprotocol/mauve-periphery/contracts/base/EATMulticall.sol';

import '../interfaces/IEATMulticallExtended.sol';
import '../base/PeripheryValidationExtended.sol';

/// @title EATMulticallExtended
/// @notice Adds multicalls with deadlines and previous blockhash checks
abstract contract EATMulticallExtended is IEATMulticallExtended, EATMulticall, PeripheryValidationExtended {
    /// @inheritdoc IEATMulticallExtended
    function multicall(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry,
        uint256 deadline,
        bytes[] calldata data
    ) external payable override checkDeadline(deadline) returns (bytes[] memory) {
        return multicall(v, r, s, expiry, data);
    }

    /// @inheritdoc IEATMulticallExtended
    function multicall(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry,
        bytes32 previousBlockhash,
        bytes[] calldata data
    ) external payable override checkPreviousBlockhash(previousBlockhash) returns (bytes[] memory) {
        return multicall(v, r, s, expiry, data);
    }
}

File 49 of 66 : EATMulticallPeripheryPaymentsExtended.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma abicoder v2;
pragma solidity >=0.7.5;

import '@violetprotocol/mauve-periphery/contracts/base/EATMulticallPeripheryPayments.sol';
import '@violetprotocol/mauve-periphery/contracts/libraries/TransferHelper.sol';

import './EATMulticallExtended.sol';
import '../interfaces/IPeripheryPaymentsExtended.sol';

abstract contract EATMulticallPeripheryPaymentsExtended is
    IPeripheryPaymentsExtended,
    EATMulticallExtended,
    EATMulticallPeripheryPayments
{
    /// @inheritdoc IPeripheryPaymentsExtended
    function unwrapWETH9(uint256 amountMinimum) external payable override onlySelfMulticall {
        super.unwrapWETH9(amountMinimum, msg.sender);
    }

    /// @inheritdoc IPeripheryPaymentsExtended
    function wrapETH(uint256 value) external payable override {
        IWETH9(WETH9).deposit{value: value}();
    }

    /// @inheritdoc IPeripheryPaymentsExtended
    function sweepToken(address token, uint256 amountMinimum) external payable override onlySelfMulticall {
        super.sweepToken(token, amountMinimum, msg.sender);
    }

    /// @inheritdoc IPeripheryPaymentsExtended
    function pull(address token, uint256 value) external payable override onlySelfMulticall {
        TransferHelper.safeTransferFrom(token, msg.sender, address(this), value);
    }
}

File 50 of 66 : EATMulticallPeripheryPaymentsWithFeeExtended.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma abicoder v2;
pragma solidity >=0.7.5;

import '@violetprotocol/mauve-periphery/contracts/base/EATMulticallPeripheryPaymentsWithFee.sol';

import '../interfaces/IPeripheryPaymentsWithFeeExtended.sol';
import './EATMulticallPeripheryPaymentsExtended.sol';

abstract contract EATMulticallPeripheryPaymentsWithFeeExtended is
    IPeripheryPaymentsWithFeeExtended,
    EATMulticallPeripheryPaymentsExtended,
    EATMulticallPeripheryPaymentsWithFee
{
    /// @inheritdoc IPeripheryPaymentsWithFeeExtended
    function unwrapWETH9WithFee(
        uint256 amountMinimum,
        uint256 feeBips,
        address feeRecipient
    ) external payable override {
        super.unwrapWETH9WithFee(amountMinimum, msg.sender, feeBips, feeRecipient);
    }

    /// @inheritdoc IPeripheryPaymentsWithFeeExtended
    function sweepTokenWithFee(
        address token,
        uint256 amountMinimum,
        uint256 feeBips,
        address feeRecipient
    ) external payable override {
        super.sweepTokenWithFee(token, amountMinimum, msg.sender, feeBips, feeRecipient);
    }
}

File 51 of 66 : ImmutableState.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;

import '../interfaces/IImmutableState.sol';

/// @title Immutable state
/// @notice Immutable state used by the swap router
abstract contract ImmutableState is IImmutableState {
    /// @inheritdoc IImmutableState
    address public immutable override positionManager;

    constructor(address _positionManager) {
        positionManager = _positionManager;
    }
}

File 52 of 66 : MauveCompliance.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma abicoder v2;
pragma solidity =0.7.6;

import '@violetprotocol/mauve-periphery/contracts/base/PeripheryImmutableState.sol';
import '../interfaces/IMauveFactoryReduced.sol';

/// @title MauveCompliance
/// @notice Adds some rules for triggering an EmergencyMode which blocks swaps from happening
abstract contract MauveCompliance is PeripheryImmutableState {
    bool public isEmergencyMode = false;

    modifier onlyFactoryOwner() {
        _checkFactoryOwner();
        _;
    }

    modifier onlyWhenNotEmergencyMode() {
        _checkIsNotInEmergencyMode();
        _;
    }

    function setEmergencyMode(bool isEmergencyMode_) external onlyFactoryOwner {
        isEmergencyMode = isEmergencyMode_;
    }

    function _checkFactoryOwner() internal view {
        address factoryOwner = IMauveFactoryReduced(factory).roles('owner');
        // NFO -> Not Factory Owner
        require(msg.sender == factoryOwner, 'NFO');
    }

    function _checkIsNotInEmergencyMode() internal view {
        // EMA -> Emergency Mode Activated
        // require(!_isEmergencyModeActivated(), 'EMA');
        require(!isEmergencyMode, 'EMA');
    }
}

File 53 of 66 : OracleSlippage.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;
pragma abicoder v2;

import '../interfaces/IOracleSlippage.sol';

import '@violetprotocol/mauve-periphery/contracts/base/PeripheryImmutableState.sol';
import '@violetprotocol/mauve-periphery/contracts/base/BlockTimestamp.sol';
import '@violetprotocol/mauve-periphery/contracts/libraries/Path.sol';
import '@violetprotocol/mauve-periphery/contracts/libraries/PoolAddress.sol';
import '@violetprotocol/mauve-core/contracts/interfaces/IMauvePool.sol';
import '@violetprotocol/mauve-periphery/contracts/libraries/OracleLibrary.sol';

abstract contract OracleSlippage is IOracleSlippage, PeripheryImmutableState, BlockTimestamp {
    using Path for bytes;

    /// @dev Returns the tick as of the beginning of the current block, and as of right now, for the given pool.
    function getBlockStartingAndCurrentTick(IMauvePool pool)
        internal
        view
        returns (int24 blockStartingTick, int24 currentTick)
    {
        uint16 observationIndex;
        uint16 observationCardinality;
        (, currentTick, observationIndex, observationCardinality, , , ) = pool.slot0();

        // 2 observations are needed to reliably calculate the block starting tick
        require(observationCardinality > 1, 'NEO');

        // If the latest observation occurred in the past, then no tick-changing trades have happened in this block
        // therefore the tick in `slot0` is the same as at the beginning of the current block.
        // We don't need to check if this observation is initialized - it is guaranteed to be.
        (uint32 observationTimestamp, int56 tickCumulative, , ) = pool.observations(observationIndex);
        if (observationTimestamp != uint32(_blockTimestamp())) {
            blockStartingTick = currentTick;
        } else {
            uint256 prevIndex = (uint256(observationIndex) + observationCardinality - 1) % observationCardinality;
            (uint32 prevObservationTimestamp, int56 prevTickCumulative, , bool prevInitialized) =
                pool.observations(prevIndex);

            require(prevInitialized, 'ONI');

            uint32 delta = observationTimestamp - prevObservationTimestamp;
            blockStartingTick = int24((tickCumulative - prevTickCumulative) / delta);
        }
    }

    /// @dev Virtual function to get pool addresses that can be overridden in tests.
    function getPoolAddress(
        address tokenA,
        address tokenB,
        uint24 fee
    ) internal view virtual returns (IMauvePool pool) {
        pool = IMauvePool(PoolAddress.computeAddress(factory, PoolAddress.getPoolKey(tokenA, tokenB, fee)));
    }

    /// @dev Returns the synthetic time-weighted average tick as of secondsAgo, as well as the current tick,
    /// for the given path. Returned synthetic ticks always represent tokenOut/tokenIn prices,
    /// meaning lower ticks are worse.
    function getSyntheticTicks(bytes memory path, uint32 secondsAgo)
        internal
        view
        returns (int256 syntheticAverageTick, int256 syntheticCurrentTick)
    {
        bool lowerTicksAreWorse;

        uint256 numPools = path.numPools();
        address previousTokenIn;
        for (uint256 i = 0; i < numPools; i++) {
            // this assumes the path is sorted in swap order
            (address tokenIn, address tokenOut, uint24 fee) = path.decodeFirstPool();
            IMauvePool pool = getPoolAddress(tokenIn, tokenOut, fee);

            // get the average and current ticks for the current pool
            int256 averageTick;
            int256 currentTick;
            if (secondsAgo == 0) {
                // we optimize for the secondsAgo == 0 case, i.e. since the beginning of the block
                (averageTick, currentTick) = getBlockStartingAndCurrentTick(pool);
            } else {
                (averageTick, ) = OracleLibrary.consult(address(pool), secondsAgo);
                (, currentTick, , , , , ) = IMauvePool(pool).slot0();
            }

            if (i == numPools - 1) {
                // if we're here, this is the last pool in the path, meaning tokenOut represents the
                // destination token. so, if tokenIn < tokenOut, then tokenIn is token0 of the last pool,
                // meaning the current running ticks are going to represent tokenOut/tokenIn prices.
                // so, the lower these prices get, the worse of a price the swap will get
                lowerTicksAreWorse = tokenIn < tokenOut;
            } else {
                // if we're here, we need to iterate over the next pool in the path
                path = path.skipToken();
                previousTokenIn = tokenIn;
            }

            // accumulate the ticks derived from the current pool into the running synthetic ticks,
            // ensuring that intermediate tokens "cancel out"
            bool add = (i == 0) || (previousTokenIn < tokenIn ? tokenIn < tokenOut : tokenOut < tokenIn);
            if (add) {
                syntheticAverageTick += averageTick;
                syntheticCurrentTick += currentTick;
            } else {
                syntheticAverageTick -= averageTick;
                syntheticCurrentTick -= currentTick;
            }
        }

        // flip the sign of the ticks if necessary, to ensure that the lower ticks are always worse
        if (!lowerTicksAreWorse) {
            syntheticAverageTick *= -1;
            syntheticCurrentTick *= -1;
        }
    }

    /// @dev Cast a int256 to a int24, revert on overflow or underflow
    function toInt24(int256 y) private pure returns (int24 z) {
        require((z = int24(y)) == y);
    }

    /// @dev For each passed path, fetches the synthetic time-weighted average tick as of secondsAgo,
    /// as well as the current tick. Then, synthetic ticks from all paths are subjected to a weighted
    /// average, where the weights are the fraction of the total input amount allocated to each path.
    /// Returned synthetic ticks always represent tokenOut/tokenIn prices, meaning lower ticks are worse.
    /// Paths must all start and end in the same token.
    function getSyntheticTicks(
        bytes[] memory paths,
        uint128[] memory amounts,
        uint32 secondsAgo
    ) internal view returns (int256 averageSyntheticAverageTick, int256 averageSyntheticCurrentTick) {
        require(paths.length == amounts.length);

        OracleLibrary.WeightedTickData[] memory weightedSyntheticAverageTicks =
            new OracleLibrary.WeightedTickData[](paths.length);
        OracleLibrary.WeightedTickData[] memory weightedSyntheticCurrentTicks =
            new OracleLibrary.WeightedTickData[](paths.length);

        for (uint256 i = 0; i < paths.length; i++) {
            (int256 syntheticAverageTick, int256 syntheticCurrentTick) = getSyntheticTicks(paths[i], secondsAgo);
            weightedSyntheticAverageTicks[i].tick = toInt24(syntheticAverageTick);
            weightedSyntheticCurrentTicks[i].tick = toInt24(syntheticCurrentTick);
            weightedSyntheticAverageTicks[i].weight = amounts[i];
            weightedSyntheticCurrentTicks[i].weight = amounts[i];
        }

        averageSyntheticAverageTick = OracleLibrary.getWeightedArithmeticMeanTick(weightedSyntheticAverageTicks);
        averageSyntheticCurrentTick = OracleLibrary.getWeightedArithmeticMeanTick(weightedSyntheticCurrentTicks);
    }

    /// @inheritdoc IOracleSlippage
    function checkOracleSlippage(
        bytes memory path,
        uint24 maximumTickDivergence,
        uint32 secondsAgo
    ) external view override {
        (int256 syntheticAverageTick, int256 syntheticCurrentTick) = getSyntheticTicks(path, secondsAgo);
        require(syntheticAverageTick - syntheticCurrentTick < maximumTickDivergence, 'TD');
    }

    /// @inheritdoc IOracleSlippage
    function checkOracleSlippage(
        bytes[] memory paths,
        uint128[] memory amounts,
        uint24 maximumTickDivergence,
        uint32 secondsAgo
    ) external view override {
        (int256 averageSyntheticAverageTick, int256 averageSyntheticCurrentTick) =
            getSyntheticTicks(paths, amounts, secondsAgo);
        require(averageSyntheticAverageTick - averageSyntheticCurrentTick < maximumTickDivergence, 'TD');
    }
}

File 54 of 66 : PeripheryValidationExtended.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;

import '@violetprotocol/mauve-periphery/contracts/base/PeripheryValidation.sol';

abstract contract PeripheryValidationExtended is PeripheryValidation {
    modifier checkPreviousBlockhash(bytes32 previousBlockhash) {
        require(blockhash(block.number - 1) == previousBlockhash, 'Blockhash');
        _;
    }
}

File 55 of 66 : IApproveAndCall.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;
pragma abicoder v2;

interface IApproveAndCall {
    enum ApprovalType {NOT_REQUIRED, MAX, MAX_MINUS_ONE, ZERO_THEN_MAX, ZERO_THEN_MAX_MINUS_ONE}

    /// @dev Lens to be called off-chain to determine which (if any) of the relevant approval functions should be called
    /// @param token The token to approve
    /// @param amount The amount to approve
    /// @return The required approval type
    function getApprovalType(address token, uint256 amount) external returns (ApprovalType);

    /// @notice Approves a token for the maximum possible amount
    /// @param token The token to approve
    function approveMax(address token) external payable;

    /// @notice Approves a token for the maximum possible amount minus one
    /// @param token The token to approve
    function approveMaxMinusOne(address token) external payable;

    /// @notice Approves a token for zero, then the maximum possible amount
    /// @param token The token to approve
    function approveZeroThenMax(address token) external payable;

    /// @notice Approves a token for zero, then the maximum possible amount minus one
    /// @param token The token to approve
    function approveZeroThenMaxMinusOne(address token) external payable;
}

File 56 of 66 : IEATMulticallExtended.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;
pragma abicoder v2;

import '@violetprotocol/mauve-periphery/contracts/interfaces/IEATMulticall.sol';

/// @title MulticallExtended interface
/// @notice Enables calling multiple methods in a single call to the contract with optional validation
interface IEATMulticallExtended is IEATMulticall {
    /// @notice Call multiple functions in the current contract and return the data from all of them if they all succeed
    /// @dev The `msg.value` should not be trusted for any method callable from multicall.
    /// @param v The v component of the signed EAT signature
    /// @param r The r component of the signed EAT signature
    /// @param s The s component of the signed EAT signature
    /// @param expiry The expiry of the signed EAT
    /// @param deadline The time by which this function must be called before failing
    /// @param data The encoded function data for each of the calls to make to this contract
    /// @return results The results from each of the calls passed in via data
    function multicall(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry,
        uint256 deadline,
        bytes[] calldata data
    ) external payable returns (bytes[] memory results);

    /// @notice Call multiple functions in the current contract and return the data from all of them if they all succeed
    /// @dev The `msg.value` should not be trusted for any method callable from multicall.
    /// @param v The v component of the signed EAT signature
    /// @param r The r component of the signed EAT signature
    /// @param s The s component of the signed EAT signature
    /// @param expiry The expiry of the signed EAT
    /// @param previousBlockhash The expected parent blockHash
    /// @param data The encoded function data for each of the calls to make to this contract
    /// @return results The results from each of the calls passed in via data
    function multicall(
        uint8 v,
        bytes32 r,
        bytes32 s,
        uint256 expiry,
        bytes32 previousBlockhash,
        bytes[] calldata data
    ) external payable returns (bytes[] memory results);
}

File 57 of 66 : IImmutableState.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Immutable state
/// @notice Functions that return immutable state of the router
interface IImmutableState {
    /// @return Returns the address of the Mauve NFT position manager
    function positionManager() external view returns (address);
}

File 58 of 66 : IMauveFactoryReduced.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title A reduced version of the interface for the Mauve Factory
/// @notice The Mauve Factory facilitates creation of Mauve pools and control over the protocol fees
interface IMauveFactoryReduced {
    /// @notice Returns the current address registered as a role on the factory
    /// @dev Can be called by anyone
    /// @param roleKey The selected role to be retrieved from the factory
    /// @return The address of the respective roleKey
    function roles(bytes32 roleKey) external view returns (address);

    /// @notice Returns the current Mauve Compliance Regime
    /// @dev This defines the set of VioletID tokens that an account must own to be compliant with Mauve
    /// @return The list of VioletID tokens that are required under the Mauve Compliance Regime
    function getMauveComplianceRegime() external view returns (uint256[] memory);
}

File 59 of 66 : IMauveSwapRouter.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;
pragma abicoder v2;

import '@violetprotocol/mauve-periphery/contracts/interfaces/ISelfPermit.sol';

import './ISwapRouter.sol';
import './IApproveAndCall.sol';
import './IEATMulticallExtended.sol';

/// @title Router token swapping functionality
interface IMauveSwapRouter is ISwapRouter, IApproveAndCall, IEATMulticallExtended, ISelfPermit {

}

File 60 of 66 : IOracleSlippage.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;
pragma abicoder v2;

/// @title OracleSlippage interface
/// @notice Enables slippage checks against oracle prices
interface IOracleSlippage {
    /// @notice Ensures that the current (synthetic) tick over the path is no worse than
    /// `maximumTickDivergence` ticks away from the average as of `secondsAgo`
    /// @param path The path to fetch prices over
    /// @param maximumTickDivergence The maximum number of ticks that the price can degrade by
    /// @param secondsAgo The number of seconds ago to compute oracle prices against
    function checkOracleSlippage(
        bytes memory path,
        uint24 maximumTickDivergence,
        uint32 secondsAgo
    ) external view;

    /// @notice Ensures that the weighted average current (synthetic) tick over the path is no
    /// worse than `maximumTickDivergence` ticks away from the average as of `secondsAgo`
    /// @param paths The paths to fetch prices over
    /// @param amounts The weights for each entry in `paths`
    /// @param maximumTickDivergence The maximum number of ticks that the price can degrade by
    /// @param secondsAgo The number of seconds ago to compute oracle prices against
    function checkOracleSlippage(
        bytes[] memory paths,
        uint128[] memory amounts,
        uint24 maximumTickDivergence,
        uint32 secondsAgo
    ) external view;
}

File 61 of 66 : IPeripheryPaymentsExtended.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;

import '@violetprotocol/mauve-periphery/contracts/interfaces/IPeripheryPayments.sol';

/// @title Periphery Payments Extended
/// @notice Functions to ease deposits and withdrawals of ETH and tokens
interface IPeripheryPaymentsExtended is IPeripheryPayments {
    /// @notice Unwraps the contract's WETH9 balance and sends it to msg.sender as ETH.
    /// @dev The amountMinimum parameter prevents malicious contracts from stealing WETH9 from users.
    /// @param amountMinimum The minimum amount of WETH9 to unwrap
    function unwrapWETH9(uint256 amountMinimum) external payable;

    /// @notice Wraps the contract's ETH balance into WETH9
    /// @dev The resulting WETH9 is custodied by the router, thus will require further distribution
    /// @param value The amount of ETH to wrap
    function wrapETH(uint256 value) external payable;

    /// @notice Transfers the full amount of a token held by this contract to msg.sender
    /// @dev The amountMinimum parameter prevents malicious contracts from stealing the token from users
    /// @param token The contract address of the token which will be transferred to msg.sender
    /// @param amountMinimum The minimum amount of token required for a transfer
    function sweepToken(address token, uint256 amountMinimum) external payable;

    /// @notice Transfers the specified amount of a token from the msg.sender to address(this)
    /// @param token The token to pull
    /// @param value The amount to pay
    function pull(address token, uint256 value) external payable;
}

File 62 of 66 : IPeripheryPaymentsWithFeeExtended.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;

import '@violetprotocol/mauve-periphery/contracts/interfaces/IPeripheryPaymentsWithFee.sol';

import './IPeripheryPaymentsExtended.sol';

/// @title Periphery Payments With Fee Extended
/// @notice Functions to ease deposits and withdrawals of ETH
interface IPeripheryPaymentsWithFeeExtended is IPeripheryPaymentsExtended, IPeripheryPaymentsWithFee {
    /// @notice Unwraps the contract's WETH9 balance and sends it to msg.sender as ETH, with a percentage between
    /// 0 (exclusive), and 1 (inclusive) going to feeRecipient
    /// @dev The amountMinimum parameter prevents malicious contracts from stealing WETH9 from users.
    function unwrapWETH9WithFee(
        uint256 amountMinimum,
        uint256 feeBips,
        address feeRecipient
    ) external payable;

    /// @notice Transfers the full amount of a token held by this contract to msg.sender, with a percentage between
    /// 0 (exclusive) and 1 (inclusive) going to feeRecipient
    /// @dev The amountMinimum parameter prevents malicious contracts from stealing the token from users
    function sweepTokenWithFee(
        address token,
        uint256 amountMinimum,
        uint256 feeBips,
        address feeRecipient
    ) external payable;
}

File 63 of 66 : ISwapRouter.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.7.5;
pragma abicoder v2;

import '@violetprotocol/mauve-core/contracts/interfaces/callback/IMauveSwapCallback.sol';

/// @title Router token swapping functionality
/// @notice Functions for swapping tokens via Mauve
interface ISwapRouter is IMauveSwapCallback {
    struct ExactInputSingleParams {
        address tokenIn;
        address tokenOut;
        uint24 fee;
        address recipient;
        uint256 amountIn;
        uint256 amountOutMinimum;
        uint160 sqrtPriceLimitX96;
    }

    /// @notice Swaps `amountIn` of one token for as much as possible of another token
    /// @dev Setting `amountIn` to 0 will cause the contract to look up its own balance,
    /// and swap the entire amount, enabling contracts to send tokens before calling this function.
    /// @param params The parameters necessary for the swap, encoded as `ExactInputSingleParams` in calldata
    /// @return amountOut The amount of the received token
    function exactInputSingle(ExactInputSingleParams calldata params) external payable returns (uint256 amountOut);

    struct ExactInputParams {
        bytes path;
        address recipient;
        uint256 amountIn;
        uint256 amountOutMinimum;
    }

    /// @notice Swaps `amountIn` of one token for as much as possible of another along the specified path
    /// @dev Setting `amountIn` to 0 will cause the contract to look up its own balance,
    /// and swap the entire amount, enabling contracts to send tokens before calling this function.
    /// @param params The parameters necessary for the multi-hop swap, encoded as `ExactInputParams` in calldata
    /// @return amountOut The amount of the received token
    function exactInput(ExactInputParams calldata params) external payable returns (uint256 amountOut);

    struct ExactOutputSingleParams {
        address tokenIn;
        address tokenOut;
        uint24 fee;
        address recipient;
        uint256 amountOut;
        uint256 amountInMaximum;
        uint160 sqrtPriceLimitX96;
    }

    /// @notice Swaps as little as possible of one token for `amountOut` of another token
    /// that may remain in the router after the swap.
    /// @param params The parameters necessary for the swap, encoded as `ExactOutputSingleParams` in calldata
    /// @return amountIn The amount of the input token
    function exactOutputSingle(ExactOutputSingleParams calldata params) external payable returns (uint256 amountIn);

    struct ExactOutputParams {
        bytes path;
        address recipient;
        uint256 amountOut;
        uint256 amountInMaximum;
    }

    /// @notice Swaps as little as possible of one token for `amountOut` of another along the specified path (reversed)
    /// that may remain in the router after the swap.
    /// @param params The parameters necessary for the multi-hop swap, encoded as `ExactOutputParams` in calldata
    /// @return amountIn The amount of the input token
    function exactOutput(ExactOutputParams calldata params) external payable returns (uint256 amountIn);
}

File 64 of 66 : Constants.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;

/// @title Constant state
/// @notice Constant state used by the swap router
library Constants {
    /// @dev Used for identifying cases when this contract's balance of a token is to be used
    uint256 internal constant CONTRACT_BALANCE = 0;

    /// @dev Used as a flag for identifying msg.sender, saves gas by sending more 0 bytes
    address internal constant MSG_SENDER = address(1);

    /// @dev Used as a flag for identifying address(this), saves gas by sending more 0 bytes
    address internal constant ADDRESS_THIS = address(2);
}

File 65 of 66 : MauveSwapRouter.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;
pragma abicoder v2;

import '@violetprotocol/mauve-periphery/contracts/base/SelfPermit.sol';
import '@violetprotocol/mauve-periphery/contracts/base/PeripheryImmutableState.sol';

import './interfaces/IMauveSwapRouter.sol';
import './SwapRouter.sol';
import './base/ApproveAndCall.sol';

/// @title Mauve Swap Router
contract MauveSwapRouter is IMauveSwapRouter, SwapRouter, ApproveAndCall, SelfPermit {
    constructor(
        address factory,
        address _positionManager,
        address _WETH9,
        address _EATVerifier
    ) ImmutableState(_positionManager) PeripheryImmutableState(factory, _WETH9) EATMulticall(_EATVerifier) {}
}

File 66 of 66 : SwapRouter.sol
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity =0.7.6;
pragma abicoder v2;

import '@violetprotocol/mauve-core/contracts/libraries/SafeCast.sol';
import '@violetprotocol/mauve-core/contracts/libraries/TickMath.sol';
import '@violetprotocol/mauve-core/contracts/interfaces/IMauvePool.sol';
import '@violetprotocol/mauve-periphery/contracts/libraries/Path.sol';
import '@violetprotocol/mauve-periphery/contracts/libraries/PoolAddress.sol';
import '@violetprotocol/mauve-periphery/contracts/libraries/CallbackValidation.sol';
import '@openzeppelin/contracts/token/ERC20/IERC20.sol';

import './interfaces/ISwapRouter.sol';
import './base/EATMulticallPeripheryPaymentsWithFeeExtended.sol';
import './base/OracleSlippage.sol';
import './base/MauveCompliance.sol';
import './libraries/Constants.sol';

/// @title Mauve Swap Router
/// @notice Router for stateless execution of swaps against Mauve
abstract contract SwapRouter is
    ISwapRouter,
    EATMulticallPeripheryPaymentsWithFeeExtended,
    OracleSlippage,
    MauveCompliance
{
    using Path for bytes;
    using SafeCast for uint256;

    /// @dev Used as the placeholder value for amountInCached, because the computed amount in for an exact output swap
    /// can never actually be this value
    uint256 private constant DEFAULT_AMOUNT_IN_CACHED = type(uint256).max;

    /// @dev Transient storage variable used for returning the computed amount in for an exact output swap.
    uint256 private amountInCached = DEFAULT_AMOUNT_IN_CACHED;

    /// @dev Returns the pool for the given token pair and fee. The pool contract may or may not exist.
    function getPool(
        address tokenA,
        address tokenB,
        uint24 fee
    ) private view returns (IMauvePool) {
        return IMauvePool(PoolAddress.computeAddress(factory, PoolAddress.getPoolKey(tokenA, tokenB, fee)));
    }

    function updateEATVerifier(address newVerifier) external onlyFactoryOwner {
        super.setVerifier(newVerifier);
    }

    struct SwapCallbackData {
        bytes path;
        address payer;
    }

    /// @inheritdoc IMauveSwapCallback
    function mauveSwapCallback(
        int256 amount0Delta,
        int256 amount1Delta,
        bytes calldata _data
    ) external override {
        require(amount0Delta > 0 || amount1Delta > 0); // swaps entirely within 0-liquidity regions are not supported
        SwapCallbackData memory data = abi.decode(_data, (SwapCallbackData));
        (address tokenIn, address tokenOut, uint24 fee) = data.path.decodeFirstPool();
        CallbackValidation.verifyCallback(factory, tokenIn, tokenOut, fee);

        (bool isExactInput, uint256 amountToPay) =
            amount0Delta > 0
                ? (tokenIn < tokenOut, uint256(amount0Delta))
                : (tokenOut < tokenIn, uint256(amount1Delta));

        if (isExactInput) {
            pay(tokenIn, data.payer, msg.sender, amountToPay);
        } else {
            // either initiate the next swap or pay
            if (data.path.hasMultiplePools()) {
                data.path = data.path.skipToken();
                exactOutputInternal(amountToPay, msg.sender, 0, data);
            } else {
                amountInCached = amountToPay;
                // note that because exact output swaps are executed in reverse order, tokenOut is actually tokenIn
                pay(tokenOut, data.payer, msg.sender, amountToPay);
            }
        }
    }

    /// @dev Performs a single exact input swap
    function exactInputInternal(
        uint256 amountIn,
        address recipient,
        uint160 sqrtPriceLimitX96,
        SwapCallbackData memory data
    ) private onlyWhenNotEmergencyMode returns (uint256 amountOut) {
        // find and replace recipient addresses
        if (recipient == Constants.MSG_SENDER) recipient = msg.sender;
        else if (recipient == Constants.ADDRESS_THIS) recipient = address(this);

        (address tokenIn, address tokenOut, uint24 fee) = data.path.decodeFirstPool();

        bool zeroForOne = tokenIn < tokenOut;

        (int256 amount0, int256 amount1) =
            getPool(tokenIn, tokenOut, fee).swap(
                recipient,
                zeroForOne,
                amountIn.toInt256(),
                sqrtPriceLimitX96 == 0
                    ? (zeroForOne ? TickMath.MIN_SQRT_RATIO + 1 : TickMath.MAX_SQRT_RATIO - 1)
                    : sqrtPriceLimitX96,
                abi.encode(data)
            );

        return uint256(-(zeroForOne ? amount1 : amount0));
    }

    /// @inheritdoc ISwapRouter
    function exactInputSingle(ExactInputSingleParams memory params)
        external
        payable
        override
        onlySelfMulticall
        returns (uint256 amountOut)
    {
        // use amountIn == Constants.CONTRACT_BALANCE as a flag to swap the entire balance of the contract
        bool hasAlreadyPaid;
        if (params.amountIn == Constants.CONTRACT_BALANCE) {
            hasAlreadyPaid = true;
            params.amountIn = IERC20(params.tokenIn).balanceOf(address(this));
        }

        amountOut = exactInputInternal(
            params.amountIn,
            params.recipient,
            params.sqrtPriceLimitX96,
            SwapCallbackData({
                path: abi.encodePacked(params.tokenIn, params.fee, params.tokenOut),
                payer: hasAlreadyPaid ? address(this) : msg.sender
            })
        );
        require(amountOut >= params.amountOutMinimum, 'Too little received');
    }

    /// @inheritdoc ISwapRouter
    function exactInput(ExactInputParams memory params)
        external
        payable
        override
        onlySelfMulticall
        returns (uint256 amountOut)
    {
        // use amountIn == Constants.CONTRACT_BALANCE as a flag to swap the entire balance of the contract
        bool hasAlreadyPaid;
        if (params.amountIn == Constants.CONTRACT_BALANCE) {
            hasAlreadyPaid = true;
            (address tokenIn, , ) = params.path.decodeFirstPool();
            params.amountIn = IERC20(tokenIn).balanceOf(address(this));
        }

        address payer = hasAlreadyPaid ? address(this) : msg.sender;

        while (true) {
            bool hasMultiplePools = params.path.hasMultiplePools();

            // the outputs of prior swaps become the inputs to subsequent ones
            params.amountIn = exactInputInternal(
                params.amountIn,
                hasMultiplePools ? address(this) : params.recipient, // for intermediate swaps, this contract custodies
                0,
                SwapCallbackData({
                    path: params.path.getFirstPool(), // only the first pool in the path is necessary
                    payer: payer
                })
            );

            // decide whether to continue or terminate
            if (hasMultiplePools) {
                payer = address(this);
                params.path = params.path.skipToken();
            } else {
                amountOut = params.amountIn;
                break;
            }
        }

        require(amountOut >= params.amountOutMinimum, 'Too little received');
    }

    /// @dev Performs a single exact output swap
    function exactOutputInternal(
        uint256 amountOut,
        address recipient,
        uint160 sqrtPriceLimitX96,
        SwapCallbackData memory data
    ) private onlyWhenNotEmergencyMode returns (uint256 amountIn) {
        // find and replace recipient addresses
        if (recipient == Constants.MSG_SENDER) recipient = msg.sender;
        else if (recipient == Constants.ADDRESS_THIS) recipient = address(this);

        (address tokenOut, address tokenIn, uint24 fee) = data.path.decodeFirstPool();

        bool zeroForOne = tokenIn < tokenOut;

        (int256 amount0Delta, int256 amount1Delta) =
            getPool(tokenIn, tokenOut, fee).swap(
                recipient,
                zeroForOne,
                -amountOut.toInt256(),
                sqrtPriceLimitX96 == 0
                    ? (zeroForOne ? TickMath.MIN_SQRT_RATIO + 1 : TickMath.MAX_SQRT_RATIO - 1)
                    : sqrtPriceLimitX96,
                abi.encode(data)
            );

        uint256 amountOutReceived;
        (amountIn, amountOutReceived) = zeroForOne
            ? (uint256(amount0Delta), uint256(-amount1Delta))
            : (uint256(amount1Delta), uint256(-amount0Delta));
        // it's technically possible to not receive the full output amount,
        // so if no price limit has been specified, require this possibility away
        if (sqrtPriceLimitX96 == 0) require(amountOutReceived == amountOut);
    }

    /// @inheritdoc ISwapRouter
    function exactOutputSingle(ExactOutputSingleParams calldata params)
        external
        payable
        override
        onlySelfMulticall
        returns (uint256 amountIn)
    {
        // avoid an SLOAD by using the swap return data
        amountIn = exactOutputInternal(
            params.amountOut,
            params.recipient,
            params.sqrtPriceLimitX96,
            SwapCallbackData({path: abi.encodePacked(params.tokenOut, params.fee, params.tokenIn), payer: msg.sender})
        );

        require(amountIn <= params.amountInMaximum, 'Too much requested');
        // has to be reset even though we don't use it in the single hop case
        amountInCached = DEFAULT_AMOUNT_IN_CACHED;
    }

    /// @inheritdoc ISwapRouter
    function exactOutput(ExactOutputParams calldata params)
        external
        payable
        override
        onlySelfMulticall
        returns (uint256 amountIn)
    {
        exactOutputInternal(
            params.amountOut,
            params.recipient,
            0,
            SwapCallbackData({path: params.path, payer: msg.sender})
        );

        amountIn = amountInCached;
        require(amountIn <= params.amountInMaximum, 'Too much requested');
        amountInCached = DEFAULT_AMOUNT_IN_CACHED;
    }
}

Settings
{
  "evmVersion": "istanbul",
  "optimizer": {
    "enabled": true,
    "runs": 49350
  },
  "metadata": {
    "bytecodeHash": "none"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract ABI

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:"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"amountMinimum","type":"uint256"},{"internalType":"uint256","name":"feeBips","type":"uint256"},{"internalType":"address","name":"feeRecipient","type":"address"}],"name":"sweepTokenWithFee","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"amountMinimum","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"feeBips","type":"uint256"},{"internalType":"address","name":"feeRecipient","type":"address"}],"name":"sweepTokenWithFee","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amountMinimum","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"name":"unwrapWETH9","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amountMinimum","type":"uint256"}],"name":"unwrapWETH9","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amountMinimum","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"feeBips","type":"uint256"},{"internalType":"address","name":"feeRecipient","type":"address"}],"name":"unwrapWETH9WithFee","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amountMinimum","type":"uint256"},{"internalType":"uint256","name":"feeBips","type":"uint256"},{"internalType":"address","name":"feeRecipient","type":"address"}],"name":"unwrapWETH9WithFee","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newVerifier","type":"address"}],"name":"updateEATVerifier","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"verifier","outputs":[{"internalType":"contract IAccessTokenVerifier","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"value","type":"uint256"}],"name":"wrapETH","outputs":[],"stateMutability":"payable","type":"function"},{"stateMutability":"payable","type":"receive"}]

Deployed Bytecode

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