Pay host the price and invoker any excess

This commit is contained in:
2024-10-25 21:00:07 +01:00
parent 05dc710d52
commit 30914e3a65

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@@ -29,7 +29,7 @@ contract EventManager {
uint256 eventDate;
string[] images; // array of image URLs
uint256[] tickets;
address eventHost;
address payable eventHost;
}
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) {
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++;
return eventCounter - 1;
}
@@ -101,15 +101,18 @@ contract EventManager {
return events[_eventId].tickets;
}
//TODO: ADD CURRENCY CONVERSION + CHECK
function buyTicket(uint256 _eventId) public payable returns (uint256 _ticketId) {
require(_eventId < eventCounter, "Invalid event ID");
require(events[_eventId].eventDate > block.timestamp, "Event has already passed");
require(events[_eventId].tickets.length < events[_eventId].capacity, "Event is full");
uint256 ticketCost = getEventPriceFlare(_eventId); // Get ticket price in FLR
require(msg.value >= ticketCost, "Invalid ticket price"); // Ensure user has paid >= ticket price
if (msg.value > ticketCost) payable(msg.sender).transfer(msg.value - ticketCost); // Pay any excess the user paid
require(msg.value >= ticketCost, "Insufficient value provided"); // Ensure user has paid >= ticket price
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
tickets[ticketCounter] = Ticket(msg.sender, block.timestamp, _eventId);
@@ -123,8 +126,8 @@ contract EventManager {
events[_eventId].ticketsSold++;
// Transfer FLR to event host
(bool sent, ) = events[_eventId].eventHost.call{value: msg.value}("");
require(sent, "Failed to send FLR to event host");
(bool sentToHost, ) = events[_eventId].eventHost.call{value: ticketCost}("");
require(sentToHost, "Failed to send FLR to event host");
return ticketCounter - 1;
}