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// SPDX-License-Identifier: Apache-2.0
pragma solidity 0.8.18;

import {IWalletProxy} from './interfaces/IWalletProxy.sol';
import {Implementation} from '../modules/commons/Implementation.sol';

contract WalletProxyHook is IWalletProxy, Implementation {
  /// @inheritdoc IWalletProxy
  function PROXY_getImplementation() public view returns (address) {
    return _getImplementation();
  }
}

// Copyright Immutable Pty Ltd 2018 - 2023
// SPDX-License-Identifier: Apache 2.0
// https://github.com/immutable/contracts/blob/a04f7ecb8a79ad8f1b67f73f770e0545deb6cba2/contracts/allowlist/IWalletProxy.sol
pragma solidity 0.8.18;

// Interface to retrieve the implemention stored inside the Proxy contract
/// Interface for Passport Wallet's proxy contract.
interface IWalletProxy {
    // Returns the current implementation address used by the proxy contract
    // solhint-disable-next-line func-name-mixedcase
    function PROXY_getImplementation() external view returns (address);
}

// SPDX-License-Identifier: Apache-2.0
pragma solidity 0.8.18;

/**
 * @dev Allows modules to access the implementation slot
 */
contract Implementation {
  /**
   * @notice Updates the Wallet implementation
   * @param _imp New implementation address
   * @dev The wallet implementation is stored on the storage slot
   *   defined by the address of the wallet itself
   *   WARNING updating this value may break the wallet and users
   *   must be confident that the new implementation is safe.
   */
  function _setImplementation(address _imp) internal {
    assembly {
      sstore(address(), _imp)
    }
  }

  /**
   * @notice Returns the Wallet implementation
   * @return _imp The address of the current Wallet implementation
   */
  function _getImplementation() internal view returns (address _imp) {
    assembly {
      _imp := sload(address())
    }
  }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "evmVersion": "paris",
  "libraries": {},
  "remappings": [
    "@ensdomains/=node_modules/@ensdomains/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "eth-gas-reporter/=node_modules/eth-gas-reporter/",
    "forge-std/=lib/forge-std/src/",
    "foundry-huff/=lib/foundry-huff/src/",
    "hardhat/=node_modules/hardhat/",
    "solidity-stringutils/=lib/foundry-huff/lib/solidity-stringutils/",
    "stringutils/=lib/foundry-huff/lib/solidity-stringutils/"
  ],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

[{"inputs":[],"name":"PROXY_getImplementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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