Proof of Concept

[tiffanyhwong]

contract MyContract {
// mapping(address => uint256) public balances;
address payable wallet;
event Purchase(
address indexed _buyer,
uint256 _amount
);
constructor(address payable _wallet) public {
wallet = _wallet;
}
function donate() public payable {
// balances[msg.sender] += 1;
wallet.transfer(msg.value);
emit Purchase(msg.sender, 1);
}
}