Skip to content

Update StarNotary.sol - It needs a a constructor to compile now! #9

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
noahfigueras wants to merge 2 commits into
base: master
Choose a base branch
from
Open

Update StarNotary.sol - It needs a a constructor to compile now! #9

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
44db1b2
Update StarNotary.sol
noahfigueras Nov 10, 2020
34e33e6
Update StarNotary.sol
noahfigueras Nov 11, 2020
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 5 additions & 2 deletions Course_Identity_And_Smart_Contracts/starNotaryv2/contracts/StarNotary.sol
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,10 @@ contract StarNotary is ERC721 {

mapping(uint256 => Star) public tokenIdToStarInfo;
mapping(uint256 => uint256) public starsForSale;


//Initialize ERC721 Token
constructor() ERC721("Star", "STR") public {
}

// Create Star using the Struct
function createStar(string memory _name, uint256 _tokenId) public {
Expand All @@ -34,7 +37,7 @@ contract StarNotary is ERC721 {
uint256 starCost = starsForSale[_tokenId];
address ownerAddress = ownerOf(_tokenId);
require(msg.value > starCost, "You need to have enough Ether");
_transferFrom(ownerAddress, msg.sender, _tokenId);
_transfer(ownerAddress, msg.sender, _tokenId);
address payable ownerAddressPayable = _make_payable(ownerAddress);
ownerAddressPayable.transfer(starCost);
if(msg.value > starCost) {
Expand Down