- Contract name:
- RaceResult
- Optimization enabled
- true
- Compiler version
- v0.8.2+commit.661d1103
- Optimization runs
- 999999
- EVM Version
- default
- Verified at
- 2023-04-19 03:45:04.236249Z
Contract source code
// Sources flattened with hardhat v2.12.6 https://hardhat.org
// File @openzeppelin/contracts/utils/Context.sol@v4.2.0
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/*
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
// File @openzeppelin/contracts/access/Ownable.sol@v4.2.0
pragma solidity ^0.8.0;
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_setOwner(_msgSender());
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_setOwner(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_setOwner(newOwner);
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
// File contracts/libraries/OwnerOperator.sol
pragma solidity ^0.8.0;
abstract contract OwnerOperator is Ownable {
mapping(address => bool) public operators;
constructor() Ownable() {}
modifier operatorOrOwner() {
require(operators[msg.sender] || owner() == msg.sender, "OwnerOperator: !operator, !owner");
_;
}
modifier onlyOperator() {
require(operators[msg.sender], "OwnerOperator: !operator");
_;
}
function addOperator(address operator) external virtual onlyOwner {
require(operator != address(0), "OwnerOperator: operator is the zero address");
operators[operator] = true;
}
function removeOperator(address operator) external virtual onlyOwner {
require(operator != address(0), "OwnerOperator: operator is the zero address");
operators[operator] = false;
}
}
// File contracts/RaceResult.sol
pragma solidity ^0.8.0;
contract RaceResult is OwnerOperator {
constructor() OwnerOperator() {}
// Base URI of all token ==> for all race results
string public baseURI;
struct RaceData {
string proofHash;
}
//mapping from raceId to RaceData
mapping(uint256 => RaceData) public raceData;
event SaveRaceResult(uint256 raceId, string proofHash);
event BatchSaveRaceResult(uint256[] arrayRaceId, string[] arrayproofHash);
function saveRaceResult(uint256 _raceId, string memory _proofHash) public virtual onlyOperator {
raceData[_raceId] = RaceData(_proofHash);
emit SaveRaceResult(_raceId, _proofHash);
}
function batchSaveRaceResult(
uint256[] memory _arrayRaceId,
string[] memory _arrayProofHash
) public virtual onlyOperator {
for (uint256 i = 0; i < _arrayRaceId.length; i++) {
raceData[_arrayRaceId[i]] = RaceData(_arrayProofHash[i]);
}
emit BatchSaveRaceResult(_arrayRaceId, _arrayProofHash);
}
function getRaceResult(uint256 _raceId) public view returns (string memory) {
return string(abi.encodePacked(baseURI, raceData[_raceId].proofHash));
}
function setBaseURI(string memory _baseURI) external virtual onlyOperator {
baseURI = _baseURI;
}
}
Contract ABI
[{"type":"constructor","stateMutability":"nonpayable","inputs":[]},{"type":"event","name":"BatchSaveRaceResult","inputs":[{"type":"uint256[]","name":"arrayRaceId","internalType":"uint256[]","indexed":false},{"type":"string[]","name":"arrayproofHash","internalType":"string[]","indexed":false}],"anonymous":false},{"type":"event","name":"OwnershipTransferred","inputs":[{"type":"address","name":"previousOwner","internalType":"address","indexed":true},{"type":"address","name":"newOwner","internalType":"address","indexed":true}],"anonymous":false},{"type":"event","name":"SaveRaceResult","inputs":[{"type":"uint256","name":"raceId","internalType":"uint256","indexed":false},{"type":"string","name":"proofHash","internalType":"string","indexed":false}],"anonymous":false},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"addOperator","inputs":[{"type":"address","name":"operator","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"string","name":"","internalType":"string"}],"name":"baseURI","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"batchSaveRaceResult","inputs":[{"type":"uint256[]","name":"_arrayRaceId","internalType":"uint256[]"},{"type":"string[]","name":"_arrayProofHash","internalType":"string[]"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"string","name":"","internalType":"string"}],"name":"getRaceResult","inputs":[{"type":"uint256","name":"_raceId","internalType":"uint256"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"bool","name":"","internalType":"bool"}],"name":"operators","inputs":[{"type":"address","name":"","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"owner","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"string","name":"proofHash","internalType":"string"}],"name":"raceData","inputs":[{"type":"uint256","name":"","internalType":"uint256"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"removeOperator","inputs":[{"type":"address","name":"operator","internalType":"address"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"renounceOwnership","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"saveRaceResult","inputs":[{"type":"uint256","name":"_raceId","internalType":"uint256"},{"type":"string","name":"_proofHash","internalType":"string"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"setBaseURI","inputs":[{"type":"string","name":"_baseURI","internalType":"string"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"transferOwnership","inputs":[{"type":"address","name":"newOwner","internalType":"address"}]}]
Deployed ByteCode
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