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| struct User: | |
| name: String[100] | |
| created: uint256 | |
| users: HashMap[int128, User] | |
| nextUserId: int128 | |
| @external | |
| def __init__(): | |
| self.nextUserId = 0 | |
| @external | |
| def create_user(_name: String[100]): | |
| nid : int128 = self.nextUserId | |
| self.users[nid] = User({name: _name, created: block.timestamp}) | |
| self.nextUserId = nid + 1 | |
| @external | |
| def read_user(_id: int128) -> (String[100], uint256): | |
| return (self.users[_id].name, self.users[_id].created) | |
| @external | |
| def update_user(_id: int128, _name: String[100]): | |
| self.users[_id].name = _name | |
| @external | |
| def delete_user(_id: int128): | |
| self.users[_id].name = "" | |
| self.users[_id].created = 0 |