public async void AcceptRequest(object sender, EventArgs e) { string sid = await App.Authenticator.GetUserId(); req.Accepted = "True"; await tableManager.SaveRequestAsync(req); reqItem.Borrowed = true; await tableManager.SaveBoardgamesAsync(reqItem); var chat = new Chat { Lender = sid, Borrower = profOwner.UserId }; await AddItem(chat); await Navigation.PopModalAsync(); }
// Retrieving information about item selected on profile by current user (e.g. if it has been lent out or not) public async void OnSelected(object sender, SelectedItemChangedEventArgs e) { var game = e.SelectedItem as Boardgames; var requests = await tableManager.GetRequestAsync(); string borrowMsg = ""; if (game.Borrowed) { Request req = requests.Where(r => string.Equals(r.Lender, this.sid) && string.Equals(r.ItemId, game.Id)).ElementAt(0); var users = await tableManager.GetUserAsync(); User borrower = users.Where(u => string.Equals(u.UserId, req.Borrower)).ElementAt(0); var alert = await DisplayAlert("Item information", String.Format("You have lent this game to {0} {1} from {2} to {3}", borrower.FirstName, borrower.LastName, req.StartDate, req.EndDate), "Mark As Returned", "Cancel"); if (alert) { await Navigation.PushModalAsync(new LeaveReviewPage(borrower, game, false)); req.Accepted = "Returned"; await tableManager.SaveRequestAsync(req); } } else { borrowMsg = String.Format("This game is still available for users to borrow in {0} for {1} days\n", game.Location, game.Lend_duration); List <Request> pendingReqs = requests.Where(r => string.Equals(r.ItemId, game.Id) && string.Equals(r.Accepted, "Pending")).ToList(); if (pendingReqs.Count == 0) { var alert = await DisplayAlert("Item information", borrowMsg, "Delete", "OK"); if (alert) { await tableManager.DeleteBoardgamesAsync(game); } } else { await DisplayAlert("Item information", borrowMsg, "OK"); } } await RefreshItems(false, syncItems : false); }
async Task AddItem(Request item) { await tableManager.SaveRequestAsync(item); }