Smart contract used to offer gifts to yearn community members for their work in the ecosystem. yGift is an erc-721 standard based NFT with functionalities to hold erc-20 tokens and attach string messages to a giftt via events.
4 events on top of the NFT events:
event GiftMinted(address indexed from, address indexed to, uint256 indexed tokenId, uint unlocksAt);Triggered when a new gift is minted, allows easy filtering when trying to find the creator, receiver or the specific gift created.event Tip(address indexed tipper, uint256 indexed tokenId, address token, uint256 amount, string message);Triggered when an amount of tokens is tipped in the gift. A broadcast message is also sent in the event which can be tracked easily.event Collected(address indexed collector, uint256 indexed tokenId, address token, uint256 amount);Triggered when the gift owner, withdraws some tokens from the gift.
3 public functions:
function tip(uint256 _tokenId, uint256 _amount, string calldata _msg) public;Called to send some tokens to a gift. One gift can allow only one token to be tipped. If the gift has been minted with 1000 yUSD inside, you can only tip yUSD.function collect(uint256 _tokenId, uint256 _amount) public;Called by the gift owner to withdraw some tokens from the gift.