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// SPDX-License-Identifier: MIT
pragma solidity 0.8.30;

import {IProposer} from 'interfaces/proposer/IProposer.sol';

/// @title Proposer
///
/// @dev ⚠ SECURITY WARNING:  This contract provides FULL ARBITRARY CALL PRIVILEGES
///       to the ProposerMulticall contract. Use with extreme caution.
///
/// @dev An example implementation of a proposer contract that is compatible with the aggregation service
///      Intended to be set as an EOA account code (EIP-7702)
///      This contract is meant to be an example implementation, and is stateless for the sake of simple storage management
///
contract Proposer is IProposer {
  /// @notice The address of the proposer multicall contract
  address public immutable PROPOSER_MULTICALL;

  /// @notice Constructor
  ///
  /// @param _proposerMulticall The address of the proposer multicall contract
  constructor(
    address _proposerMulticall
  ) {
    PROPOSER_MULTICALL = _proposerMulticall;
  }

  /// @notice Fallback function to receive ether
  receive() external payable {}

  /// @dev     To support EIP 721 and EIP 1155, we need to respond to those methods with their own method signature
  ///
  /// @return  bytes4  onERC721Received function selector
  function onERC721Received(address, address, uint256, bytes calldata) external pure returns (bytes4) {
    return this.onERC721Received.selector;
  }

  /// @dev     To support EIP 721 and EIP 1155, we need to respond to those methods with their own method signature
  ///
  /// @return  bytes4  onERC1155Received function selector
  function onERC1155Received(address, address, uint256, uint256, bytes calldata) external pure returns (bytes4) {
    return this.onERC1155Received.selector;
  }

  /// @dev     To support EIP 721 and EIP 1155, we need to respond to those methods with their own method signature
  ///
  /// @return  bytes4  onERC1155BatchReceived function selector
  function onERC1155BatchReceived(
    address,
    address,
    uint256[] calldata,
    uint256[] calldata,
    bytes calldata
  ) external pure returns (bytes4) {
    return this.onERC1155BatchReceived.selector;
  }

  /// @notice  EIP-1155 implementation
  /// we pretty much only need to signal that we support the interface for 165, but for 1155 we also need the fallback function
  ///
  /// @param   _interfaceID  the interface we're signaling support for
  ///
  /// @return  bool  True if the interface is supported, false otherwise.
  function supportsInterface(
    bytes4 _interfaceID
  ) external pure returns (bool) {
    bool _supported = _interfaceID == 0x01ffc9a7 // ERC-165 support (i.e. `bytes4(keccak256('supportsInterface(bytes4)'))`).
      || _interfaceID == 0x150b7a02 // ERC721TokenReceiver
      || _interfaceID == 0x4e2312e0; // ERC-1155 `ERC1155TokenReceiver` support (i.e. `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)")) ^ bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`).
    return _supported;
  }

  /// @notice Makes an arbitrary low level call
  ///
  /// @param _target The address to call
  /// @param _data The calldata to send
  /// @param _value The value to send with the call
  ///
  /// @return True by default if the call succeeds
  ///
  /// @dev The interface expectation is the boolean return value matches the status of the call, if it returns false for any reason
  ///      the builder will ignore the transaction
  /// @dev Has a whitelist check to enforce an authorized caller
  /// @dev Used to allow for contracts to make arbitrary calls for an EOA
  function onCall(address _target, bytes calldata _data, uint256 _value) external returns (bool) {
    if (msg.sender != PROPOSER_MULTICALL && address(this) != msg.sender) revert Unauthorized();

    (bool _success,) = _target.call{value: _value}(_data);
    if (!_success) {
      revert LowLevelCallFailed();
    }

    return true;
  }
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.30;

interface IProposer {
  error LowLevelCallFailed();
  error Unauthorized();

  function onCall(address _target, bytes calldata _data, uint256 _value) external returns (bool);
}

{
  "remappings": [
    "contracts/=src/contracts/",
    "interfaces/=src/interfaces/",
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "@openzeppelin-upgradeable/contracts/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "halmos-cheatcodes/=lib/openzeppelin-contracts-upgradeable/lib/halmos-cheatcodes/src/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "solady/=lib/solady/src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 100000000
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "prague",
  "viaIR": false
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_proposerMulticall","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"LowLevelCallFailed","type":"error"},{"inputs":[],"name":"Unauthorized","type":"error"},{"inputs":[],"name":"PROPOSER_MULTICALL","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_target","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"},{"internalType":"uint256","name":"_value","type":"uint256"}],"name":"onCall","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256[]","name":"","type":"uint256[]"},{"internalType":"uint256[]","name":"","type":"uint256[]"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC1155BatchReceived","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC1155Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC721Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_interfaceID","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"stateMutability":"payable","type":"receive"}]

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0000000000000000000000009ccc2f3ecde026230e11a5c8799ac7524f2bb294

-----Decoded View---------------
Arg [0] : _proposerMulticall (address): 0x9ccc2f3ecdE026230e11a5c8799ac7524f2bb294

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000009ccc2f3ecde026230e11a5c8799ac7524f2bb294