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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

import {ISmartInvoiceFactory} from "./interfaces/ISmartInvoiceFactory.sol";
import {ISmartInvoiceEscrow} from "./interfaces/ISmartInvoiceEscrow.sol";
import {IWRAPPED} from "./interfaces/IWRAPPED.sol";
import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import {SafeERC20} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import {ReentrancyGuard} from "@openzeppelin/contracts/utils/ReentrancyGuard.sol";

/// @title SmartInvoiceFactoryBundler
/// @notice A contract for creating and managing SmartInvoice escrow with customizable settings.
contract SmartInvoiceFactoryBundler is ReentrancyGuard {
    using SafeERC20 for IERC20;

    /// @notice Address of the SmartInvoiceFactory
    ISmartInvoiceFactory public escrowFactory;

    /// @notice Address of the wrapped native token (e.g., WETH)
    IWRAPPED public wrappedNativeToken;

    /// @notice Error emitted when escrow creation fails
    error EscrowNotCreated();

    /// @notice Error emitted when the fund amount is invalid
    error InvalidFundAmount();

    /// @notice Event emitted when a new escrow is created
    /// @param escrow Address of the newly created escrow
    /// @param token Address of the token used for payment
    /// @param amount The total fund amount transferred to the escrow
    event EscrowCreated(
        address indexed escrow,
        address indexed token,
        uint256 amount
    );

    /// @notice Constructor to initialize the contract with the factory and wrapped token addresses
    /// @param _escrowFactory Address of the SmartInvoiceFactory
    /// @param _wrappedNativeToken Address of the wrapped native token (e.g., WETH)
    constructor(address _escrowFactory, address _wrappedNativeToken) {
        escrowFactory = ISmartInvoiceFactory(_escrowFactory);
        wrappedNativeToken = IWRAPPED(_wrappedNativeToken);
    }

    /// @notice Internal function to deploy a new escrow contract with provided details and milestone amounts
    /// @param _milestoneAmounts Array representing the milestone payment amounts
    /// @param _escrowData Encoded escrow data
    /// @param _fundAmount Total amount to be funded into the escrow
    /// @return escrow Address of the newly deployed escrow
    function deployEscrow(
        address _provider,
        uint256[] memory _milestoneAmounts,
        bytes calldata _escrowData,
        bytes32 _escrowType,
        uint256 _fundAmount
    ) public payable nonReentrant returns (address escrow) {

        // Deploy the new escrow contract using the factory
        escrow = escrowFactory.create(
            _provider,
            _milestoneAmounts,
            _escrowData,
            _escrowType
        );

        // Ensure escrow creation was successful
        if (escrow == address(0)) revert EscrowNotCreated();

        address token = ISmartInvoiceEscrow(escrow).token();

        if (token == address(wrappedNativeToken) && msg.value > 0) {
            // Ensure the fund amount is valid
            if (msg.value != _fundAmount) revert InvalidFundAmount();

            // Transfer the native fund amount to the newly created escrow contract
            // Require the client to approve the fund transfer
            wrappedNativeToken.deposit{value: _fundAmount}();

            // Transfer the fund amount to the newly created escrow contract
            // Require the client to approve the fund transfer
            IERC20(token).safeTransfer(escrow, _fundAmount);
        } else {
            // Transfer the fund amount to the newly created escrow contract
            // Require the client to approve the fund transfer
            IERC20(token).safeTransferFrom(
                msg.sender,
                escrow,
                _fundAmount
            );
        }

        // Emit an event for the escrow creation
        emit EscrowCreated(escrow, token, _fundAmount);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (interfaces/IERC1363.sol)

pragma solidity ^0.8.20;

import {IERC20} from "./IERC20.sol";
import {IERC165} from "./IERC165.sol";

/**
 * @title IERC1363
 * @dev Interface of the ERC-1363 standard as defined in the https://eips.ethereum.org/EIPS/eip-1363[ERC-1363].
 *
 * Defines an extension interface for ERC-20 tokens that supports executing code on a recipient contract
 * after `transfer` or `transferFrom`, or code on a spender contract after `approve`, in a single transaction.
 */
interface IERC1363 is IERC20, IERC165 {
    /*
     * Note: the ERC-165 identifier for this interface is 0xb0202a11.
     * 0xb0202a11 ===
     *   bytes4(keccak256('transferAndCall(address,uint256)')) ^
     *   bytes4(keccak256('transferAndCall(address,uint256,bytes)')) ^
     *   bytes4(keccak256('transferFromAndCall(address,address,uint256)')) ^
     *   bytes4(keccak256('transferFromAndCall(address,address,uint256,bytes)')) ^
     *   bytes4(keccak256('approveAndCall(address,uint256)')) ^
     *   bytes4(keccak256('approveAndCall(address,uint256,bytes)'))
     */

    /**
     * @dev Moves a `value` amount of tokens from the caller's account to `to`
     * and then calls {IERC1363Receiver-onTransferReceived} on `to`.
     * @param to The address which you want to transfer to.
     * @param value The amount of tokens to be transferred.
     * @return A boolean value indicating whether the operation succeeded unless throwing.
     */
    function transferAndCall(address to, uint256 value) external returns (bool);

    /**
     * @dev Moves a `value` amount of tokens from the caller's account to `to`
     * and then calls {IERC1363Receiver-onTransferReceived} on `to`.
     * @param to The address which you want to transfer to.
     * @param value The amount of tokens to be transferred.
     * @param data Additional data with no specified format, sent in call to `to`.
     * @return A boolean value indicating whether the operation succeeded unless throwing.
     */
    function transferAndCall(address to, uint256 value, bytes calldata data) external returns (bool);

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to` using the allowance mechanism
     * and then calls {IERC1363Receiver-onTransferReceived} on `to`.
     * @param from The address which you want to send tokens from.
     * @param to The address which you want to transfer to.
     * @param value The amount of tokens to be transferred.
     * @return A boolean value indicating whether the operation succeeded unless throwing.
     */
    function transferFromAndCall(address from, address to, uint256 value) external returns (bool);

    /**
     * @dev Moves a `value` amount of tokens from `from` to `to` using the allowance mechanism
     * and then calls {IERC1363Receiver-onTransferReceived} on `to`.
     * @param from The address which you want to send tokens from.
     * @param to The address which you want to transfer to.
     * @param value The amount of tokens to be transferred.
     * @param data Additional data with no specified format, sent in call to `to`.
     * @return A boolean value indicating whether the operation succeeded unless throwing.
     */
    function transferFromAndCall(address from, address to, uint256 value, bytes calldata data) external returns (bool);

    /**
     * @dev Sets a `value` amount of tokens as the allowance of `spender` over the
     * caller's tokens and then calls {IERC1363Spender-onApprovalReceived} on `spender`.
     * @param spender The address which will spend the funds.
     * @param value The amount of tokens to be spent.
     * @return A boolean value indicating whether the operation succeeded unless throwing.
     */
    function approveAndCall(address spender, uint256 value) external returns (bool);

    /**
     * @dev Sets a `value` amount of tokens as the allowance of `spender` over the
     * caller's tokens and then calls {IERC1363Spender-onApprovalReceived} on `spender`.
     * @param spender The address which will spend the funds.
     * @param value The amount of tokens to be spent.
     * @param data Additional data with no specified format, sent in call to `spender`.
     * @return A boolean value indicating whether the operation succeeded unless throwing.
     */
    function approveAndCall(address spender, uint256 value, bytes calldata data) external returns (bool);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC165.sol)

pragma solidity ^0.8.20;

import {IERC165} from "../utils/introspection/IERC165.sol";

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC20.sol)

pragma solidity ^0.8.20;

import {IERC20} from "../token/ERC20/IERC20.sol";

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.20;

/**
 * @dev Interface of the ERC-20 standard as defined in the ERC.
 */
interface IERC20 {
    /**
     * @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);

    /**
     * @dev Returns the value of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.20;

import {IERC20} from "../IERC20.sol";
import {IERC1363} from "../../../interfaces/IERC1363.sol";
import {Address} from "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC-20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    /**
     * @dev An operation with an ERC-20 token failed.
     */
    error SafeERC20FailedOperation(address token);

    /**
     * @dev Indicates a failed `decreaseAllowance` request.
     */
    error SafeERC20FailedDecreaseAllowance(address spender, uint256 currentAllowance, uint256 requestedDecrease);

    /**
     * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeTransfer(IERC20 token, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeCall(token.transfer, (to, value)));
    }

    /**
     * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the
     * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful.
     */
    function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeCall(token.transferFrom, (from, to, value)));
    }

    /**
     * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     *
     * IMPORTANT: If the token implements ERC-7674 (ERC-20 with temporary allowance), and if the "client"
     * smart contract uses ERC-7674 to set temporary allowances, then the "client" smart contract should avoid using
     * this function. Performing a {safeIncreaseAllowance} or {safeDecreaseAllowance} operation on a token contract
     * that has a non-zero temporary allowance (for that particular owner-spender) will result in unexpected behavior.
     */
    function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 oldAllowance = token.allowance(address(this), spender);
        forceApprove(token, spender, oldAllowance + value);
    }

    /**
     * @dev Decrease the calling contract's allowance toward `spender` by `requestedDecrease`. If `token` returns no
     * value, non-reverting calls are assumed to be successful.
     *
     * IMPORTANT: If the token implements ERC-7674 (ERC-20 with temporary allowance), and if the "client"
     * smart contract uses ERC-7674 to set temporary allowances, then the "client" smart contract should avoid using
     * this function. Performing a {safeIncreaseAllowance} or {safeDecreaseAllowance} operation on a token contract
     * that has a non-zero temporary allowance (for that particular owner-spender) will result in unexpected behavior.
     */
    function safeDecreaseAllowance(IERC20 token, address spender, uint256 requestedDecrease) internal {
        unchecked {
            uint256 currentAllowance = token.allowance(address(this), spender);
            if (currentAllowance < requestedDecrease) {
                revert SafeERC20FailedDecreaseAllowance(spender, currentAllowance, requestedDecrease);
            }
            forceApprove(token, spender, currentAllowance - requestedDecrease);
        }
    }

    /**
     * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval
     * to be set to zero before setting it to a non-zero value, such as USDT.
     *
     * NOTE: If the token implements ERC-7674, this function will not modify any temporary allowance. This function
     * only sets the "standard" allowance. Any temporary allowance will remain active, in addition to the value being
     * set here.
     */
    function forceApprove(IERC20 token, address spender, uint256 value) internal {
        bytes memory approvalCall = abi.encodeCall(token.approve, (spender, value));

        if (!_callOptionalReturnBool(token, approvalCall)) {
            _callOptionalReturn(token, abi.encodeCall(token.approve, (spender, 0)));
            _callOptionalReturn(token, approvalCall);
        }
    }

    /**
     * @dev Performs an {ERC1363} transferAndCall, with a fallback to the simple {ERC20} transfer if the target has no
     * code. This can be used to implement an {ERC721}-like safe transfer that rely on {ERC1363} checks when
     * targeting contracts.
     *
     * Reverts if the returned value is other than `true`.
     */
    function transferAndCallRelaxed(IERC1363 token, address to, uint256 value, bytes memory data) internal {
        if (to.code.length == 0) {
            safeTransfer(token, to, value);
        } else if (!token.transferAndCall(to, value, data)) {
            revert SafeERC20FailedOperation(address(token));
        }
    }

    /**
     * @dev Performs an {ERC1363} transferFromAndCall, with a fallback to the simple {ERC20} transferFrom if the target
     * has no code. This can be used to implement an {ERC721}-like safe transfer that rely on {ERC1363} checks when
     * targeting contracts.
     *
     * Reverts if the returned value is other than `true`.
     */
    function transferFromAndCallRelaxed(
        IERC1363 token,
        address from,
        address to,
        uint256 value,
        bytes memory data
    ) internal {
        if (to.code.length == 0) {
            safeTransferFrom(token, from, to, value);
        } else if (!token.transferFromAndCall(from, to, value, data)) {
            revert SafeERC20FailedOperation(address(token));
        }
    }

    /**
     * @dev Performs an {ERC1363} approveAndCall, with a fallback to the simple {ERC20} approve if the target has no
     * code. This can be used to implement an {ERC721}-like safe transfer that rely on {ERC1363} checks when
     * targeting contracts.
     *
     * NOTE: When the recipient address (`to`) has no code (i.e. is an EOA), this function behaves as {forceApprove}.
     * Opposedly, when the recipient address (`to`) has code, this function only attempts to call {ERC1363-approveAndCall}
     * once without retrying, and relies on the returned value to be true.
     *
     * Reverts if the returned value is other than `true`.
     */
    function approveAndCallRelaxed(IERC1363 token, address to, uint256 value, bytes memory data) internal {
        if (to.code.length == 0) {
            forceApprove(token, to, value);
        } else if (!token.approveAndCall(to, value, data)) {
            revert SafeERC20FailedOperation(address(token));
        }
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     *
     * This is a variant of {_callOptionalReturnBool} that reverts if call fails to meet the requirements.
     */
    function _callOptionalReturn(IERC20 token, bytes memory data) private {
        uint256 returnSize;
        uint256 returnValue;
        assembly ("memory-safe") {
            let success := call(gas(), token, 0, add(data, 0x20), mload(data), 0, 0x20)
            // bubble errors
            if iszero(success) {
                let ptr := mload(0x40)
                returndatacopy(ptr, 0, returndatasize())
                revert(ptr, returndatasize())
            }
            returnSize := returndatasize()
            returnValue := mload(0)
        }

        if (returnSize == 0 ? address(token).code.length == 0 : returnValue != 1) {
            revert SafeERC20FailedOperation(address(token));
        }
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     *
     * This is a variant of {_callOptionalReturn} that silently catches all reverts and returns a bool instead.
     */
    function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) {
        bool success;
        uint256 returnSize;
        uint256 returnValue;
        assembly ("memory-safe") {
            success := call(gas(), token, 0, add(data, 0x20), mload(data), 0, 0x20)
            returnSize := returndatasize()
            returnValue := mload(0)
        }
        return success && (returnSize == 0 ? address(token).code.length > 0 : returnValue == 1);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/Address.sol)

pragma solidity ^0.8.20;

import {Errors} from "./Errors.sol";

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev There's no code at `target` (it is not a contract).
     */
    error AddressEmptyCode(address target);

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.8.20/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        if (address(this).balance < amount) {
            revert Errors.InsufficientBalance(address(this).balance, amount);
        }

        (bool success, ) = recipient.call{value: amount}("");
        if (!success) {
            revert Errors.FailedCall();
        }
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason or custom error, it is bubbled
     * up by this function (like regular Solidity function calls). However, if
     * the call reverted with no returned reason, this function reverts with a
     * {Errors.FailedCall} error.
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        if (address(this).balance < value) {
            revert Errors.InsufficientBalance(address(this).balance, value);
        }
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and reverts if the target
     * was not a contract or bubbling up the revert reason (falling back to {Errors.FailedCall}) in case
     * of an unsuccessful call.
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata
    ) internal view returns (bytes memory) {
        if (!success) {
            _revert(returndata);
        } else {
            // only check if target is a contract if the call was successful and the return data is empty
            // otherwise we already know that it was a contract
            if (returndata.length == 0 && target.code.length == 0) {
                revert AddressEmptyCode(target);
            }
            return returndata;
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and reverts if it wasn't, either by bubbling the
     * revert reason or with a default {Errors.FailedCall} error.
     */
    function verifyCallResult(bool success, bytes memory returndata) internal pure returns (bytes memory) {
        if (!success) {
            _revert(returndata);
        } else {
            return returndata;
        }
    }

    /**
     * @dev Reverts with returndata if present. Otherwise reverts with {Errors.FailedCall}.
     */
    function _revert(bytes memory returndata) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            assembly ("memory-safe") {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert Errors.FailedCall();
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/Errors.sol)

pragma solidity ^0.8.20;

/**
 * @dev Collection of common custom errors used in multiple contracts
 *
 * IMPORTANT: Backwards compatibility is not guaranteed in future versions of the library.
 * It is recommended to avoid relying on the error API for critical functionality.
 *
 * _Available since v5.1._
 */
library Errors {
    /**
     * @dev The ETH balance of the account is not enough to perform the operation.
     */
    error InsufficientBalance(uint256 balance, uint256 needed);

    /**
     * @dev A call to an address target failed. The target may have reverted.
     */
    error FailedCall();

    /**
     * @dev The deployment failed.
     */
    error FailedDeployment();

    /**
     * @dev A necessary precompile is missing.
     */
    error MissingPrecompile(address);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/introspection/IERC165.sol)

pragma solidity ^0.8.20;

/**
 * @dev Interface of the ERC-165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[ERC].
 *
 * 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[ERC 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);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/ReentrancyGuard.sol)

pragma solidity ^0.8.20;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If EIP-1153 (transient storage) is available on the chain you're deploying at,
 * consider using {ReentrancyGuardTransient} instead.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant NOT_ENTERED = 1;
    uint256 private constant ENTERED = 2;

    uint256 private _status;

    /**
     * @dev Unauthorized reentrant call.
     */
    error ReentrancyGuardReentrantCall();

    constructor() {
        _status = NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        _nonReentrantBefore();
        _;
        _nonReentrantAfter();
    }

    function _nonReentrantBefore() private {
        // On the first call to nonReentrant, _status will be NOT_ENTERED
        if (_status == ENTERED) {
            revert ReentrancyGuardReentrantCall();
        }

        // Any calls to nonReentrant after this point will fail
        _status = ENTERED;
    }

    function _nonReentrantAfter() private {
        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = NOT_ENTERED;
    }

    /**
     * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a
     * `nonReentrant` function in the call stack.
     */
    function _reentrancyGuardEntered() internal view returns (bool) {
        return _status == ENTERED;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.20;

/// @title ISmartInvoice
/// @notice Interface for the Smart Invoice contract, allowing initialization with recipient details, amounts, and data.
interface ISmartInvoice {
    /**
     * @notice Initializes the Smart Invoice with the provided recipient, amounts, and data.
     * @param _recipient The address of the recipient to receive payments.
     * @param _amounts An array of amounts representing payments or milestones.
     * @param _data Additional data needed for initialization, encoded as bytes.
     */
    function init(
        address _recipient,
        uint256[] calldata _amounts,
        bytes calldata _data
    ) external;
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.20;

import {ISmartInvoice} from "./ISmartInvoice.sol";

/// @title ISmartInvoiceEscrow
/// @notice Interface for Smart Invoice Escrow functionality with customizable milestones, releases, and dispute resolution.
interface ISmartInvoiceEscrow is ISmartInvoice {
    /**
        @notice Returns the address of the token used for payment.
        @return token The address of the token used for payment.
    */
    function token() external view returns (address token); 

    /**
     * @notice Adds new milestones to the invoice.
     * @param _milestones An array of milestone amounts to be added.
     */
    function addMilestones(uint256[] calldata _milestones) external;

    /**
     * @notice Adds new milestones to the invoice with additional details.
     * @param _milestones An array of milestone amounts to be added.
     * @param _details Additional details associated with the milestones.
     */
    function addMilestones(
        uint256[] calldata _milestones,
        bytes32 _details
    ) external;

    /**
     * @notice Releases funds for the next milestone.
     */
    function release() external;

    /**
     * @notice Releases funds for a specific milestone.
     * @param _milestone The milestone number to release funds for.
     */
    function release(uint256 _milestone) external;

    /**
     * @notice Releases all tokens of a specified type from the contract.
     * @param _token The address of the token to be released.
     */
    function releaseTokens(address _token) external;

    /**
     * @notice Verifies the client and the contract are correctly paired.
     */
    function verify() external;

    /**
     * @notice Withdraws funds from the contract to the client.
     */
    function withdraw() external;

    /**
     * @notice Withdraws tokens of a specified type from the contract to the client.
     * @param _token The address of the token to be withdrawn.
     */
    function withdrawTokens(address _token) external;

    /**
     * @notice Locks the contract to prevent further actions until resolved.
     * @param _details The details of the dispute or reason for locking.
     */
    function lock(bytes32 _details) external payable;

    /**
     * @notice Resolves a dispute by awarding funds to the client and provider.
     * @param _clientAward The amount to be awarded to the client.
     * @param _providerAward The amount to be awarded to the provider.
     * @param _details Additional details of the resolution.
     */
    function resolve(
        uint256 _clientAward,
        uint256 _providerAward,
        bytes32 _details
    ) external;

    /// @dev Custom errors for more efficient gas usage

    error InvalidProvider();
    error InvalidClient();
    error InvalidResolverType();
    error InvalidResolver();
    error InvalidToken();
    error DurationEnded();
    error DurationTooLong();
    error InvalidResolutionRate();
    error InvalidWrappedNativeToken();
    error NotClient();
    error NotProvider();
    error NotParty();
    error Locked();
    error Terminated();
    error NoMilestones();
    error ExceedsMilestoneLimit();
    error InsufficientBalance();
    error BalanceIsZero();
    error InvalidMilestone();
    error IncorrectDisputeId();
    error InvalidRuling();
    error InvalidIndividualResolver();
    error InvalidArbitratorResolver();
    error NotResolver();
    error ResolutionMismatch();

    /// @notice Emitted when new milestones are added to the invoice.
    /// @param sender The address that added the milestones.
    /// @param invoice The address of the invoice.
    /// @param milestones The array of milestone amounts added.
    event MilestonesAdded(
        address indexed sender,
        address indexed invoice,
        uint256[] milestones
    );

    /// @notice Emitted when the details of the invoice are updated.
    /// @param sender The address that updated the details.
    /// @param details The new details of the invoice.
    event DetailsUpdated(address indexed sender, bytes32 details);

    /// @notice Emitted when a deposit is made into the invoice.
    /// @param sender The address that made the deposit.
    /// @param amount The amount of the deposit.
    event Deposit(address indexed sender, uint256 amount);

    /// @notice Emitted when a milestone is released.
    /// @param milestone The milestone number that was released.
    /// @param amount The amount released for the milestone.
    event Release(uint256 milestone, uint256 amount);

    /// @notice Emitted when funds are withdrawn from the invoice.
    /// @param balance The amount withdrawn.
    event Withdraw(uint256 balance);

    /// @notice Emitted when the contract is locked.
    /// @param sender The address that locked the contract.
    /// @param details The details of the lock.
    event Lock(address indexed sender, bytes32 details);

    /// @notice Emitted when a dispute is resolved.
    /// @param resolver The address that resolved the dispute.
    /// @param clientAward The amount awarded to the client.
    /// @param providerAward The amount awarded to the provider.
    /// @param resolutionFee The fee deducted for resolving the dispute.
    /// @param details Additional details of the resolution.
    event Resolve(
        address indexed resolver,
        uint256 clientAward,
        uint256 providerAward,
        uint256 resolutionFee,
        bytes32 details
    );

    /// @notice Emitted when a ruling is made on a dispute.
    /// @param resolver The address that made the ruling.
    /// @param clientAward The amount awarded to the client.
    /// @param providerAward The amount awarded to the provider.
    /// @param ruling The ruling number representing the decision.
    event Rule(
        address indexed resolver,
        uint256 clientAward,
        uint256 providerAward,
        uint256 ruling
    );

    /// @notice Emitted when the client and invoice are verified.
    /// @param client The address of the client.
    /// @param invoice The address of the invoice.
    event Verified(address indexed client, address indexed invoice);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.20;

/// @title ISmartInvoiceFactory
/// @notice Interface for the Smart Invoice Factory contract that facilitates creating and managing Smart Invoices.
interface ISmartInvoiceFactory {
    /**
     * @notice Creates a new Smart Invoice with the provided recipient, amounts, and data.
     * @param _recipient The address of the recipient to receive payments.
     * @param _amounts An array of amounts representing payments or milestones.
     * @param _data Additional data needed for initialization, encoded as bytes.
     * @param _type The type of the Smart Invoice to be created.
     * @return The address of the newly created Smart Invoice.
     */
    function create(
        address _recipient,
        uint256[] calldata _amounts,
        bytes calldata _data,
        bytes32 _type
    ) external returns (address);

    /**
     * @notice Creates a new Smart Invoice deterministically using a salt value.
     * @param _recipient The address of the recipient to receive payments.
     * @param _amounts An array of amounts representing payments or milestones.
     * @param _data Additional data needed for initialization, encoded as bytes.
     * @param _type The type of the Smart Invoice to be created.
     * @param _salt The salt value used for deterministic address calculation.
     * @return The address of the newly created Smart Invoice.
     */
    function createDeterministic(
        address _recipient,
        uint256[] calldata _amounts,
        bytes calldata _data,
        bytes32 _type,
        bytes32 _salt
    ) external returns (address);

    /**
     * @notice Predicts the deterministic address of a Smart Invoice to be created with a specific salt.
     * @param _type The type of the Smart Invoice.
     * @param _salt The salt value used for deterministic address calculation.
     * @return The predicted deterministic address of the Smart Invoice.
     */
    function predictDeterministicAddress(
        bytes32 _type,
        bytes32 _salt
    ) external returns (address);

    /**
     * @notice Returns the resolution rate for a specific resolver address.
     * @param _resolver The address of the resolver.
     * @return The resolution rate for the specified resolver.
     */
    function resolutionRateOf(
        address _resolver
    ) external view returns (uint256);

    /// @dev Error definitions for more efficient gas usage.

    /// @notice Reverts when the wrapped native token is invalid.
    error InvalidWrappedNativeToken();

    /// @notice Reverts when the requested implementation does not exist.
    error ImplementationDoesNotExist();

    /// @notice Reverts when the implementation address provided is the zero address.
    error ZeroAddressImplementation();

    /// @notice Emitted when a new invoice is created.
    /// @param invoiceId The ID of the created invoice.
    /// @param invoiceAddress The address of the created invoice.
    /// @param amounts The amounts associated with the invoice.
    /// @param invoiceType The type of the invoice.
    /// @param version The version of the invoice implementation.
    event LogNewInvoice(
        uint256 indexed invoiceId,
        address indexed invoiceAddress,
        uint256[] amounts,
        bytes32 indexed invoiceType,
        uint256 version
    );

    /// @notice Emitted when a new implementation is added.
    /// @param invoiceType The type of the invoice.
    /// @param version The version of the invoice implementation.
    /// @param implementation The address of the new implementation.
    event AddImplementation(
        bytes32 indexed invoiceType,
        uint256 version,
        address implementation
    );

    /// @notice Emitted when the resolution rate is updated.
    /// @param resolver The address of the resolver.
    /// @param resolutionRate The new resolution rate.
    /// @param details Additional details about the update.
    event UpdateResolutionRate(
        address indexed resolver,
        uint256 resolutionRate,
        bytes32 details
    );
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.20;

/// @title IWRAPPED
/// @notice Interface for a canonical native token wrapper contract, typically used to wrap native blockchain tokens into ERC20 tokens.
interface IWRAPPED {
    /**
     * @notice Deposits native tokens into the contract and wraps them.
     * @dev This function is payable and should be called with a specific amount of native tokens to wrap.
     * The native tokens sent with the call will be wrapped and the corresponding wrapped token amount will be credited to the sender's address.
     */
    function deposit() external payable;
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "paris",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_escrowFactory","type":"address"},{"internalType":"address","name":"_wrappedNativeToken","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"EscrowNotCreated","type":"error"},{"inputs":[],"name":"InvalidFundAmount","type":"error"},{"inputs":[],"name":"ReentrancyGuardReentrantCall","type":"error"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"SafeERC20FailedOperation","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"escrow","type":"address"},{"indexed":true,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"EscrowCreated","type":"event"},{"inputs":[{"internalType":"address","name":"_provider","type":"address"},{"internalType":"uint256[]","name":"_milestoneAmounts","type":"uint256[]"},{"internalType":"bytes","name":"_escrowData","type":"bytes"},{"internalType":"bytes32","name":"_escrowType","type":"bytes32"},{"internalType":"uint256","name":"_fundAmount","type":"uint256"}],"name":"deployEscrow","outputs":[{"internalType":"address","name":"escrow","type":"address"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"escrowFactory","outputs":[{"internalType":"contract ISmartInvoiceFactory","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"wrappedNativeToken","outputs":[{"internalType":"contract IWRAPPED","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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000000000000000000000000f9822818143948237a60a1a1cefc85d6f1b929df0000000000000000000000004200000000000000000000000000000000000006

-----Decoded View---------------
Arg [0] : _escrowFactory (address): 0xF9822818143948237A60A1a1CEFC85D6F1b929Df
Arg [1] : _wrappedNativeToken (address): 0x4200000000000000000000000000000000000006

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000f9822818143948237a60a1a1cefc85d6f1b929df
Arg [1] : 0000000000000000000000004200000000000000000000000000000000000006