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// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity 0.7.3;
pragma experimental ABIEncoderV2;

/**
 * @title BatchTxCaller
 * @notice Utility that executes an array of provided transactions.
 */
contract BatchTxCaller {
    event TransactionFailed(address indexed destination, uint256 index, bytes data, bytes reason);

    /**
     * @notice Executes all transactions marked enabled.
     *         If any transaction in the transaction list reverts, it returns false.
     */
    function executeAll(
        address[] memory destinations,
        bytes[] memory data,
        uint256[] memory values
    ) external payable returns (bool) {
        bool exeuctionSuccess = true;

        for (uint256 i = 0; i < destinations.length; i++) {
            (bool result, bytes memory reason) = destinations[i].call{value: values[i]}(data[i]);
            if (!result) {
                emit TransactionFailed(destinations[i], i, data[i], reason);
                exeuctionSuccess = false;
            }
        }

        return exeuctionSuccess;
    }
}

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

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[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"destination","type":"address"},{"indexed":false,"internalType":"uint256","name":"index","type":"uint256"},{"indexed":false,"internalType":"bytes","name":"data","type":"bytes"},{"indexed":false,"internalType":"bytes","name":"reason","type":"bytes"}],"name":"TransactionFailed","type":"event"},{"inputs":[{"internalType":"address[]","name":"destinations","type":"address[]"},{"internalType":"bytes[]","name":"data","type":"bytes[]"},{"internalType":"uint256[]","name":"values","type":"uint256[]"}],"name":"executeAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"payable","type":"function"}]

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