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// SPDX-License-Identifier: Apache-2.0
pragma solidity ^0.8.0;

import "./libraries/ERC20Permit.sol";
import "./libraries/DateString.sol";

import "./interfaces/IInterestToken.sol";
import "./interfaces/ITranche.sol";

contract InterestToken is ERC20Permit, IInterestToken {
    // The tranche address which controls the minting
    ITranche public immutable tranche;

    /// @dev Initializes the ERC20 and writes the correct names
    /// @param _tranche The tranche contract address
    /// @param _strategySymbol The symbol of the associated WrappedPosition contract
    /// @param _timestamp The unlock time on the tranche
    /// @param _decimals The decimal encoding for this token
    constructor(
        address _tranche,
        string memory _strategySymbol,
        uint256 _timestamp,
        uint8 _decimals
    )
        ERC20Permit(
            _processName("Element Yield Token ", _strategySymbol, _timestamp),
            _processSymbol("eY", _strategySymbol, _timestamp)
        )
    {
        tranche = ITranche(_tranche);
        _setupDecimals(_decimals);
    }

    /// @notice We use this function to add the date to the name string
    /// @param _name start of the name
    /// @param _strategySymbol the strategy symbol
    /// @param _timestamp the unix second timestamp to be encoded and added to the end of the string
    function _processName(
        string memory _name,
        string memory _strategySymbol,
        uint256 _timestamp
    ) internal returns (string memory) {
        // Set the name in the super
        name = _name;
        // Use the library to write the rest
        DateString._encodeAndWriteTimestamp(_strategySymbol, _timestamp, name);
        // load and return the name
        return name;
    }

    /// @notice We use this function to add the date to the name string
    /// @param _symbol start of the symbol
    /// @param _strategySymbol the strategy symbol
    /// @param _timestamp the unix second timestamp to be encoded and added to the end of the string
    function _processSymbol(
        string memory _symbol,
        string memory _strategySymbol,
        uint256 _timestamp
    ) internal returns (string memory) {
        // Set the symbol in the super
        symbol = _symbol;
        // Use the library to write the rest
        DateString._encodeAndWriteTimestamp(
            _strategySymbol,
            _timestamp,
            symbol
        );
        // load and return the name
        return symbol;
    }

    /// @dev Aliasing of the lookup method for the supply of yield tokens which
    ///      improves our ERC20 compatibility.
    /// @return The total supply of yield tokens
    function totalSupply() external view returns (uint256) {
        return uint256(tranche.interestSupply());
    }

    /// @dev Prevents execution if the caller isn't the tranche
    modifier onlyMintAuthority() {
        require(
            msg.sender == address(tranche),
            "caller is not an authorized minter"
        );
        _;
    }

    /// @dev Mints tokens to an address
    /// @param _account The account to mint to
    /// @param _amount The amount to mint
    function mint(address _account, uint256 _amount)
        external
        override
        onlyMintAuthority
    {
        _mint(_account, _amount);
    }

    /// @dev Burns tokens from an address
    /// @param _account The account to burn from
    /// @param _amount The amount of token to burn
    function burn(address _account, uint256 _amount)
        external
        override
        onlyMintAuthority
    {
        _burn(_account, _amount);
    }
}

// SPDX-License-Identifier: Apache-2.0

pragma solidity ^0.8.0;

import "../interfaces/IERC20Permit.sol";

// This default erc20 library is designed for max efficiency and security.
// WARNING: By default it does not include totalSupply which breaks the ERC20 standard
//          to use a fully standard compliant ERC20 use 'ERC20PermitWithSupply"
abstract contract ERC20Permit is IERC20Permit {
    // --- ERC20 Data ---
    // The name of the erc20 token
    string public name;
    // The symbol of the erc20 token
    string public override symbol;
    // The decimals of the erc20 token, should default to 18 for new tokens
    uint8 public override decimals;

    // A mapping which tracks user token balances
    mapping(address => uint256) public override balanceOf;
    // A mapping which tracks which addresses a user allows to move their tokens
    mapping(address => mapping(address => uint256)) public override allowance;
    // A mapping which tracks the permit signature nonces for users
    mapping(address => uint256) public override nonces;

    // --- EIP712 niceties ---
    // solhint-disable-next-line var-name-mixedcase
    bytes32 public override DOMAIN_SEPARATOR;
    // bytes32 public constant PERMIT_TYPEHASH = keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
    bytes32 public constant PERMIT_TYPEHASH =
        0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;

    /// @notice Initializes the erc20 contract
    /// @param name_ the value 'name' will be set to
    /// @param symbol_ the value 'symbol' will be set to
    /// @dev decimals default to 18 and must be reset by an inheriting contract for
    ///      non standard decimal values
    constructor(string memory name_, string memory symbol_) {
        // Set the state variables
        name = name_;
        symbol = symbol_;
        decimals = 18;

        // By setting these addresses to 0 attempting to execute a transfer to
        // either of them will revert. This is a gas efficient way to prevent
        // a common user mistake where they transfer to the token address.
        // These values are not considered 'real' tokens and so are not included
        // in 'total supply' which only contains minted tokens.
        balanceOf[address(0)] = type(uint256).max;
        balanceOf[address(this)] = type(uint256).max;

        // Optional extra state manipulation
        _extraConstruction();

        // Computes the EIP 712 domain separator which prevents user signed messages for
        // this contract to be replayed in other contracts.
        // https://eips.ethereum.org/EIPS/eip-712
        DOMAIN_SEPARATOR = keccak256(
            abi.encode(
                keccak256(
                    "EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"
                ),
                keccak256(bytes(name)),
                keccak256(bytes("1")),
                block.chainid,
                address(this)
            )
        );
    }

    /// @notice An optional override function to execute and change state before immutable assignment
    function _extraConstruction() internal virtual {}

    // --- Token ---
    /// @notice Allows a token owner to send tokens to another address
    /// @param recipient The address which will be credited with the tokens
    /// @param amount The amount user token to send
    /// @return returns true on success, reverts on failure so cannot return false.
    /// @dev transfers to this contract address or 0 will fail
    function transfer(address recipient, uint256 amount)
        public
        virtual
        override
        returns (bool)
    {
        // We forward this call to 'transferFrom'
        return transferFrom(msg.sender, recipient, amount);
    }

    /// @notice Transfers an amount of erc20 from a spender to a receipt
    /// @param spender The source of the ERC20 tokens
    /// @param recipient The destination of the ERC20 tokens
    /// @param amount the number of tokens to send
    /// @return returns true on success and reverts on failure
    /// @dev will fail transfers which send funds to this contract or 0
    function transferFrom(
        address spender,
        address recipient,
        uint256 amount
    ) public virtual override returns (bool) {
        // Load balance and allowance
        uint256 balance = balanceOf[spender];
        require(balance >= amount, "ERC20: insufficient-balance");
        // We potentially have to change allowances
        if (spender != msg.sender) {
            // Loading the allowance in the if block prevents vanilla transfers
            // from paying for the sload.
            uint256 allowed = allowance[spender][msg.sender];
            // If the allowance is max we do not reduce it
            // Note - This means that max allowances will be more gas efficient
            // by not requiring a sstore on 'transferFrom'
            if (allowed != type(uint256).max) {
                require(allowed >= amount, "ERC20: insufficient-allowance");
                allowance[spender][msg.sender] = allowed - amount;
            }
        }
        // Update the balances
        balanceOf[spender] = balance - amount;
        // Note - In the constructor we initialize the 'balanceOf' of address 0 and
        //        the token address to uint256.max and so in 8.0 transfers to those
        //        addresses revert on this step.
        balanceOf[recipient] = balanceOf[recipient] + amount;
        // Emit the needed event
        emit Transfer(spender, recipient, amount);
        // Return that this call succeeded
        return true;
    }

    /// @notice This internal minting function allows inheriting contracts
    ///         to mint tokens in the way they wish.
    /// @param account the address which will receive the token.
    /// @param amount the amount of token which they will receive
    /// @dev This function is virtual so that it can be overridden, if you
    ///      are reviewing this contract for security you should ensure to
    ///      check for overrides
    function _mint(address account, uint256 amount) internal virtual {
        // Add tokens to the account
        balanceOf[account] = balanceOf[account] + amount;
        // Emit an event to track the minting
        emit Transfer(address(0), account, amount);
    }

    /// @notice This internal burning function allows inheriting contracts to
    ///         burn tokens in the way they see fit.
    /// @param account the account to remove tokens from
    /// @param amount  the amount of tokens to remove
    /// @dev This function is virtual so that it can be overridden, if you
    ///      are reviewing this contract for security you should ensure to
    ///      check for overrides
    function _burn(address account, uint256 amount) internal virtual {
        // Reduce the balance of the account
        balanceOf[account] = balanceOf[account] - amount;
        // Emit an event tracking transfers
        emit Transfer(account, address(0), amount);
    }

    /// @notice This function allows a user to approve an account which can transfer
    ///         tokens on their behalf.
    /// @param account The account which will be approve to transfer tokens
    /// @param amount The approval amount, if set to uint256.max the allowance does not go down on transfers.
    /// @return returns true for compatibility with the ERC20 standard
    function approve(address account, uint256 amount)
        public
        virtual
        override
        returns (bool)
    {
        // Set the senders allowance for account to amount
        allowance[msg.sender][account] = amount;
        // Emit an event to track approvals
        emit Approval(msg.sender, account, amount);
        return true;
    }

    /// @notice This function allows a caller who is not the owner of an account to execute the functionality of 'approve' with the owners signature.
    /// @param owner the owner of the account which is having the new approval set
    /// @param spender the address which will be allowed to spend owner's tokens
    /// @param value the new allowance value
    /// @param deadline the timestamp which the signature must be submitted by to be valid
    /// @param v Extra ECDSA data which allows public key recovery from signature assumed to be 27 or 28
    /// @param r The r component of the ECDSA signature
    /// @param s The s component of the ECDSA signature
    /// @dev The signature for this function follows EIP 712 standard and should be generated with the
    ///      eth_signTypedData JSON RPC call instead of the eth_sign JSON RPC call. If using out of date
    ///      parity signing libraries the v component may need to be adjusted. Also it is very rare but possible
    ///      for v to be other values, those values are not supported.
    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external override {
        // The EIP 712 digest for this function
        bytes32 digest = keccak256(
            abi.encodePacked(
                "\x19\x01",
                DOMAIN_SEPARATOR,
                keccak256(
                    abi.encode(
                        PERMIT_TYPEHASH,
                        owner,
                        spender,
                        value,
                        nonces[owner],
                        deadline
                    )
                )
            )
        );
        // Require that the owner is not zero
        require(owner != address(0), "ERC20: invalid-address-0");
        // Require that we have a valid signature from the owner
        require(owner == ecrecover(digest, v, r, s), "ERC20: invalid-permit");
        // Require that the signature is not expired
        require(
            deadline == 0 || block.timestamp <= deadline,
            "ERC20: permit-expired"
        );
        // Format the signature to the default format
        require(
            uint256(s) <=
                0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0,
            "ERC20: invalid signature 's' value"
        );
        // Increment the signature nonce to prevent replay
        nonces[owner]++;
        // Set the allowance to the new value
        allowance[owner][spender] = value;
        // Emit an approval event to be able to track this happening
        emit Approval(owner, spender, value);
    }

    /// @notice Internal function which allows inheriting contract to set custom decimals
    /// @param decimals_ the new decimal value
    function _setupDecimals(uint8 decimals_) internal {
        // Set the decimals
        decimals = decimals_;
    }
}

// SPDX-License-Identifier: Apache-2.0
pragma solidity ^0.8.0;

library DateString {
    uint256 public constant SECONDS_PER_DAY = 24 * 60 * 60;
    uint256 public constant SECONDS_PER_HOUR = 60 * 60;
    uint256 public constant SECONDS_PER_MINUTE = 60;
    int256 public constant OFFSET19700101 = 2440588;

    // This function was forked from https://github.com/bokkypoobah/BokkyPooBahsDateTimeLibrary
    // ------------------------------------------------------------------------
    // Calculate year/month/day from the number of days since 1970/01/01 using
    // the date conversion algorithm from
    //   http://aa.usno.navy.mil/faq/docs/JD_Formula.php
    // and adding the offset 2440588 so that 1970/01/01 is day 0
    //
    // int L = days + 68569 + offset
    // int N = 4 * L / 146097
    // L = L - (146097 * N + 3) / 4
    // year = 4000 * (L + 1) / 1461001
    // L = L - 1461 * year / 4 + 31
    // month = 80 * L / 2447
    // dd = L - 2447 * month / 80
    // L = month / 11
    // month = month + 2 - 12 * L
    // year = 100 * (N - 49) + year + L
    // ------------------------------------------------------------------------
    // solhint-disable-next-line private-vars-leading-underscore
    function _daysToDate(uint256 _days)
        internal
        pure
        returns (
            uint256 year,
            uint256 month,
            uint256 day
        )
    {
        int256 __days = int256(_days);
        // solhint-disable-next-line var-name-mixedcase
        int256 L = __days + 68569 + OFFSET19700101;
        // solhint-disable-next-line var-name-mixedcase
        int256 N = (4 * L) / 146097;
        L = L - (146097 * N + 3) / 4;
        int256 _year = (4000 * (L + 1)) / 1461001;
        L = L - (1461 * _year) / 4 + 31;
        int256 _month = (80 * L) / 2447;
        int256 _day = L - (2447 * _month) / 80;
        L = _month / 11;
        _month = _month + 2 - 12 * L;
        _year = 100 * (N - 49) + _year + L;

        year = uint256(_year);
        month = uint256(_month);
        day = uint256(_day);
    }

    /// @dev Writes a prefix and an timestamp encoding to an output storage location
    ///      This function is designed to only work with ASCII encoded strings. No emojis please.
    /// @param _prefix The string to write before the timestamp
    /// @param _timestamp the timestamp to encode and store
    /// @param _output the storage location of the output string
    /// NOTE - Current cost ~90k if gas is problem revisit and use assembly to remove the extra
    ///        sstore s.
    function encodeAndWriteTimestamp(
        string memory _prefix,
        uint256 _timestamp,
        string storage _output
    ) external {
        _encodeAndWriteTimestamp(_prefix, _timestamp, _output);
    }

    /// @dev Sn internal version of the above function 'encodeAndWriteTimestamp'
    // solhint-disable-next-line
    function _encodeAndWriteTimestamp(
        string memory _prefix,
        uint256 _timestamp,
        string storage _output
    ) internal {
        // Cast the prefix string to a byte array
        bytes memory bytePrefix = bytes(_prefix);
        // Cast the output string to a byte array
        bytes storage bytesOutput = bytes(_output);
        // Copy the bytes from the prefix onto the byte array
        // NOTE - IF PREFIX CONTAINS NON-ASCII CHARS THIS WILL CAUSE AN INCORRECT STRING LENGTH
        for (uint256 i = 0; i < bytePrefix.length; i++) {
            bytesOutput.push(bytePrefix[i]);
        }
        // Add a '-' to the string to separate the prefix from the the date
        bytesOutput.push(bytes1("-"));
        // Add the date string
        timestampToDateString(_timestamp, _output);
    }

    /// @dev Converts a unix second encoded timestamp to a date format (year, month, day)
    ///      then writes the string encoding of that to the output pointer.
    /// @param _timestamp the unix seconds timestamp
    /// @param _outputPointer the storage pointer to change.
    function timestampToDateString(
        uint256 _timestamp,
        string storage _outputPointer
    ) public {
        _timestampToDateString(_timestamp, _outputPointer);
    }

    /// @dev Sn internal version of the above function 'timestampToDateString'
    // solhint-disable-next-line
    function _timestampToDateString(
        uint256 _timestamp,
        string storage _outputPointer
    ) internal {
        // We pretend the string is a 'bytes' only push UTF8 encodings to it
        bytes storage output = bytes(_outputPointer);
        // First we get the day month and year
        (uint256 year, uint256 month, uint256 day) = _daysToDate(
            _timestamp / SECONDS_PER_DAY
        );
        // First we add encoded day to the string
        {
            // Round out the second digit
            uint256 firstDigit = day / 10;
            // add it to the encoded byte for '0'
            output.push(bytes1(uint8(bytes1("0")) + uint8(firstDigit)));
            // Extract the second digit
            uint256 secondDigit = day % 10;
            // add it to the string
            output.push(bytes1(uint8(bytes1("0")) + uint8(secondDigit)));
        }
        // Next we encode the month string and add it
        if (month == 1) {
            stringPush(output, "J", "A", "N");
        } else if (month == 2) {
            stringPush(output, "F", "E", "B");
        } else if (month == 3) {
            stringPush(output, "M", "A", "R");
        } else if (month == 4) {
            stringPush(output, "A", "P", "R");
        } else if (month == 5) {
            stringPush(output, "M", "A", "Y");
        } else if (month == 6) {
            stringPush(output, "J", "U", "N");
        } else if (month == 7) {
            stringPush(output, "J", "U", "L");
        } else if (month == 8) {
            stringPush(output, "A", "U", "G");
        } else if (month == 9) {
            stringPush(output, "S", "E", "P");
        } else if (month == 10) {
            stringPush(output, "O", "C", "T");
        } else if (month == 11) {
            stringPush(output, "N", "O", "V");
        } else if (month == 12) {
            stringPush(output, "D", "E", "C");
        } else {
            revert("date decoding error");
        }
        // We take the last two digits of the year
        // Hopefully that's enough
        {
            uint256 lastDigits = year % 100;
            // Round out the second digit
            uint256 firstDigit = lastDigits / 10;
            // add it to the encoded byte for '0'
            output.push(bytes1(uint8(bytes1("0")) + uint8(firstDigit)));
            // Extract the second digit
            uint256 secondDigit = lastDigits % 10;
            // add it to the string
            output.push(bytes1(uint8(bytes1("0")) + uint8(secondDigit)));
        }
    }

    function stringPush(
        bytes storage output,
        bytes1 data1,
        bytes1 data2,
        bytes1 data3
    ) internal {
        output.push(data1);
        output.push(data2);
        output.push(data3);
    }
}

// SPDX-License-Identifier: Apache-2.0
pragma solidity ^0.8.0;

import "./IERC20Permit.sol";

interface IInterestToken is IERC20Permit {
    function mint(address _account, uint256 _amount) external;

    function burn(address _account, uint256 _amount) external;
}

// SPDX-License-Identifier: Apache-2.0
pragma solidity ^0.8.0;

import "./IERC20Permit.sol";
import "./IInterestToken.sol";

interface ITranche is IERC20Permit {
    function deposit(uint256 _shares, address destination)
        external
        returns (uint256, uint256);

    function prefundedDeposit(address _destination)
        external
        returns (uint256, uint256);

    function withdrawPrincipal(uint256 _amount, address _destination)
        external
        returns (uint256);

    function withdrawInterest(uint256 _amount, address _destination)
        external
        returns (uint256);

    function interestToken() external view returns (IInterestToken);

    function interestSupply() external view returns (uint128);

    function underlying() external view returns (IERC20);

    function unlockTimestamp() external view returns (uint256);
}

// Forked from openzepplin
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC20.sol";

/**
 * @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 is IERC20 {
    /**
     * @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);
}

// SPDX-License-Identifier: Apache-2.0
pragma solidity ^0.8.0;

interface IERC20 {
    function symbol() external view returns (string memory);

    function balanceOf(address account) external view returns (uint256);

    // Note this is non standard but nearly all ERC20 have exposed decimal functions
    function decimals() external view returns (uint8);

    function transfer(address recipient, uint256 amount)
        external
        returns (bool);

    function allowance(address owner, address spender)
        external
        view
        returns (uint256);

    function approve(address spender, uint256 amount) external returns (bool);

    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(
        address indexed owner,
        address indexed spender,
        uint256 value
    );
}

{
  "optimizer": {
    "enabled": true,
    "runs": 7500
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

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[{"inputs":[{"internalType":"address","name":"_tranche","type":"address"},{"internalType":"string","name":"_strategySymbol","type":"string"},{"internalType":"uint256","name":"_timestamp","type":"uint256"},{"internalType":"uint8","name":"_decimals","type":"uint8"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"DOMAIN_SEPARATOR","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PERMIT_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"permit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tranche","outputs":[{"internalType":"contract ITranche","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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