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Pay host the price and invoker any excess

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This commit is contained in:
Shay Patel
2024-10-25 21:00:07 +01:00
parent 05dc710d52
commit 30914e3a65
1 changed files with 10 additions and 7 deletions
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17
contracts/EventManager.sol
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@@ -29,7 +29,7 @@ contract EventManager {
uint256 eventDate; uint256 eventDate;
string[] images; // array of image URLs string[] images; // array of image URLs
uint256[] tickets; uint256[] tickets;
address eventHost; address payable eventHost;
} }
struct Ticket { struct Ticket {
@@ -86,7 +86,7 @@ contract EventManager {
} }
function createEvent(string memory _name, string memory _description, uint256 _capacity, uint256 _ticketPrice, uint256 _eventDate, string[] memory _images) public returns (uint256 _eventId) { function createEvent(string memory _name, string memory _description, uint256 _capacity, uint256 _ticketPrice, uint256 _eventDate, string[] memory _images) public returns (uint256 _eventId) {
events[eventCounter] = Event(_name, _description, _capacity, 0, _ticketPrice, _eventDate, _images, new uint256[](0), msg.sender); events[eventCounter] = Event(_name, _description, _capacity, 0, _ticketPrice, _eventDate, _images, new uint256[](0), payable(msg.sender));
eventCounter++; eventCounter++;
return eventCounter - 1; return eventCounter - 1;
} }
@@ -101,15 +101,18 @@ contract EventManager {
return events[_eventId].tickets; return events[_eventId].tickets;
} }
//TODO: ADD CURRENCY CONVERSION + CHECK
function buyTicket(uint256 _eventId) public payable returns (uint256 _ticketId) { function buyTicket(uint256 _eventId) public payable returns (uint256 _ticketId) {
require(_eventId < eventCounter, "Invalid event ID"); require(_eventId < eventCounter, "Invalid event ID");
require(events[_eventId].eventDate > block.timestamp, "Event has already passed"); require(events[_eventId].eventDate > block.timestamp, "Event has already passed");
require(events[_eventId].tickets.length < events[_eventId].capacity, "Event is full"); require(events[_eventId].tickets.length < events[_eventId].capacity, "Event is full");
uint256 ticketCost = getEventPriceFlare(_eventId); // Get ticket price in FLR uint256 ticketCost = getEventPriceFlare(_eventId); // Get ticket price in FLR
require(msg.value >= ticketCost, "Invalid ticket price"); // Ensure user has paid >= ticket price require(msg.value >= ticketCost, "Insufficient value provided"); // Ensure user has paid >= ticket price
if (msg.value > ticketCost) payable(msg.sender).transfer(msg.value - ticketCost); // Pay any excess the user paid if (msg.value > ticketCost) {
// Pay any excess the user paid
(bool sentExcess, ) = msg.sender.call{value: msg.value - ticketCost}("");
require(sentExcess, "Failed to send FLR excess back to buyer");
}
// Create new ticket // Create new ticket
tickets[ticketCounter] = Ticket(msg.sender, block.timestamp, _eventId); tickets[ticketCounter] = Ticket(msg.sender, block.timestamp, _eventId);
@@ -123,8 +126,8 @@ contract EventManager {
events[_eventId].ticketsSold++; events[_eventId].ticketsSold++;
// Transfer FLR to event host // Transfer FLR to event host
(bool sent, ) = events[_eventId].eventHost.call{value: msg.value}(""); (bool sentToHost, ) = events[_eventId].eventHost.call{value: ticketCost}("");
require(sent, "Failed to send FLR to event host"); require(sentToHost, "Failed to send FLR to event host");
return ticketCounter - 1; return ticketCounter - 1;
} }