pragma solidity >=0.5.2;
pragma experimental ABIEncoderV2;

import "./P2POwnable.sol";

contract Wallet is P2POwnable {
    function exec(address target, uint value, uint gasLimit, bytes memory data) public returns(bool success, bytes memory result) {
        (success, result) = target.call.value(value).gas((gasLimit == 0) ? gasleft() : gasLimit)(data);
    }

    function execView(address target, bytes memory data) public view returns(bool success, bytes memory result) {
        (success, result) = target.staticcall(data);
    }

    event Log(bytes32 reqhash, bool success, bytes result);

    function execMultipleAny(address[] memory target, uint[] memory value, uint[] memory gasLimit, bytes[] memory data) public returns(bool){
        uint n = target.length;
        require((value.length == n) && (gasLimit.length == n) && (data.length == n));
        for (uint i=0; i<n; i++) {
            bytes32 reqhash = keccak256(abi.encodePacked(target[i], value[i], gasLimit[i], data[i]));
            (bool success, bytes memory result) = target[i].call.value(value[i]).gas((gasLimit[i] == 0) ? gasleft() : gasLimit[i])(data[i]);
            emit Log(reqhash, success, result);
        }
        return true;
    }

    function execMultipleAll(address[] memory target, uint[] memory value, uint[] memory gasLimit, bytes[] memory data) public returns(bool){
        uint n = target.length;
        require((value.length == n) && (gasLimit.length == n) && (data.length == n));
        for (uint i=0; i<n; i++) {
            bytes32 reqhash = keccak256(abi.encodePacked(target[i], value[i], gasLimit[i], data[i]));
            (bool success, bytes memory result) = target[i].call.value(value[i]).gas((gasLimit[i] == 0) ? gasleft() : gasLimit[i])(data[i]);
            emit Log(reqhash, success, result);
            require(success);
        }
        return true;
    }

    function() external payable {}

}