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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,3 @@ | ||
| run: | ||
| cd ../time-adapter && npm install | ||
| docker-compose up |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,174 @@ | ||
| // SPDX-License-Identifier: MIT | ||
| pragma solidity ^0.8.17; | ||
|
|
||
| import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol"; | ||
| import "@openzeppelin/contracts/access/Ownable.sol"; | ||
| import "@chainlink/contracts/src/v0.8/ChainlinkClient.sol"; | ||
| import "@quant-finance/solidity-datetime/contracts/DateTime.sol"; | ||
|
|
||
| // https://forum.openzeppelin.com/t/how-to-make-a-contract-inheriting-chalinkclient-uups-upgradable/20670 | ||
| // UpgradableとChainlinkClientは現状共存できないっぽい | ||
| contract RevealToken721 is ERC721Enumerable, Ownable, ChainlinkClient { | ||
| using Chainlink for Chainlink.Request; | ||
|
|
||
| mapping(uint256 => string) private _token2hash; | ||
| uint256 private _localTokenId; | ||
| string private _baseUrl; | ||
| struct TimeAdapterResponse { | ||
| string now; | ||
| uint256 timestamp; | ||
| } | ||
| TimeAdapterResponse public timeAdapterResponse; | ||
| uint256 public chainlinkFee; | ||
| address public oracleAddress; | ||
| bytes32 public timeAdapterJobId; | ||
|
|
||
| /** | ||
| * Network: Goerli | ||
| * Chainlink Address: 0x326C977E6efc84E512bB9C30f76E30c160eD06FB | ||
| * Oracle Address: 0x45585c78a16c62b510E6336fD8B95C61e88039B0 | ||
| * TimeAdapter JobId: 371ddf3b-2f03-4ee2-bfea-97ebe6398165（セットするときはハイフンなし） | ||
| */ | ||
| constructor( | ||
| string memory name, | ||
| string memory symbol, | ||
| address chainlinkAddress, | ||
| address oracle, | ||
| string memory jobId | ||
| ) ERC721(name, symbol) { | ||
| _localTokenId = 0; | ||
| _baseUrl = "https://akiho-playground.infura-ipfs.io/ipfs/"; | ||
|
|
||
| setChainlinkToken(chainlinkAddress); | ||
| chainlinkFee = 1 * 10**18; | ||
| oracleAddress = oracle; | ||
| timeAdapterJobId = stringToBytes32(jobId); | ||
| } | ||
|
|
||
| function stringToBytes32(string memory source) | ||
| public | ||
| pure | ||
| returns (bytes32 result) | ||
| { | ||
| bytes memory tempEmptyStringTest = bytes(source); | ||
| if (tempEmptyStringTest.length == 0) { | ||
| return 0x0; | ||
| } | ||
|
|
||
| assembly { | ||
| result := mload(add(source, 32)) | ||
| } | ||
| } | ||
|
|
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| function getChainlinkTokenString() public view returns (address) { | ||
| return chainlinkTokenAddress(); | ||
| } | ||
|
|
||
| function setChainlinkTokenString(address _address) public onlyOwner { | ||
| setChainlinkToken(_address); | ||
| } | ||
|
|
||
| function setChainlinkFee(uint256 fee) public onlyOwner { | ||
| chainlinkFee = fee; | ||
| } | ||
|
|
||
| function setOracleAddress(address oracle) public onlyOwner { | ||
| oracleAddress = oracle; | ||
| } | ||
|
|
||
| function setTimeAdapterJobId(string memory jobId) public onlyOwner { | ||
| timeAdapterJobId = stringToBytes32(jobId); | ||
| } | ||
|
|
||
| function mint(string memory contentHash) public virtual onlyOwner { | ||
| _localTokenId += 1; | ||
| _token2hash[_localTokenId] = contentHash; | ||
| _mint(_msgSender(), _localTokenId); | ||
| } | ||
|
|
||
| function setBaseURI(string memory base) public virtual onlyOwner { | ||
| _baseUrl = base; | ||
| } | ||
|
|
||
| function tokenURI(uint256 tokenId) | ||
| public | ||
| view | ||
| virtual | ||
| override | ||
| returns (string memory) | ||
| { | ||
| if (timeAdapterResponse.timestamp > 0) { | ||
| uint256 hour = DateTime.getHour(timeAdapterResponse.timestamp); | ||
| if (hour >= 3) { | ||
| string memory contentHash = _token2hash[tokenId]; | ||
| return string(abi.encodePacked(_baseUrl, contentHash)); | ||
| } | ||
| } | ||
|
|
||
| return | ||
| string( | ||
| abi.encodePacked( | ||
| _baseUrl, | ||
| "QmbJswgamjqeuLoH8eFEaGSCehLNqE4C4E4PRUo5ymLzgg" | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| function updateTime() public onlyOwner returns (bytes32 requestId) { | ||
| Chainlink.Request memory req = buildChainlinkRequest( | ||
| timeAdapterJobId, | ||
| address(this), | ||
| this.fulfillUpdateTime.selector | ||
| ); | ||
| req.add("params", "sample time adapter"); | ||
| requestId = sendChainlinkRequestTo(oracleAddress, req, chainlinkFee); | ||
| } | ||
|
|
||
| function fulfillUpdateTime( | ||
| bytes32 requestId, | ||
| string memory _now, | ||
| uint256 timestamp | ||
| ) public recordChainlinkFulfillment(requestId) { | ||
| timeAdapterResponse = TimeAdapterResponse({ | ||
| now: _now, | ||
| timestamp: timestamp | ||
| }); | ||
| } | ||
|
|
||
| function cancelRequest( | ||
| bytes32 requestId, | ||
| bytes4 callbackFunctionId, | ||
| uint256 expiration | ||
| ) public onlyOwner { | ||
| cancelChainlinkRequest( | ||
| requestId, | ||
| chainlinkFee, | ||
| callbackFunctionId, | ||
| expiration | ||
| ); | ||
| } | ||
|
|
||
| function withdrawLink() public onlyOwner { | ||
| LinkTokenInterface link = LinkTokenInterface(chainlinkTokenAddress()); | ||
| require( | ||
| link.transfer(msg.sender, link.balanceOf(address(this))), | ||
| "Unable to transfer" | ||
| ); | ||
| } | ||
|
|
||
| function getCurrentHour() public view returns (int256) { | ||
| if (timeAdapterResponse.timestamp > 0) { | ||
| uint256 hour = DateTime.getHour(timeAdapterResponse.timestamp); | ||
| return int256(hour); | ||
| } | ||
|
|
||
| return -1; | ||
| } | ||
|
|
||
| function setTimestampForDebug(uint256 timestamp) public onlyOwner { | ||
| timeAdapterResponse = TimeAdapterResponse({ | ||
| now: "", | ||
| timestamp: timestamp | ||
| }); | ||
| } | ||
| } |
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