Barcodes speichern

Jugenddienst Stunden/Views/AboutPage.xaml.cs

@@ -1,3 +1,4 @@
+using Jugenddienst_Stunden.Models;
 using Microsoft.Maui.Controls;
 using System.Collections.Generic;
 using ZXing.Net.Maui;
@@ -21,15 +22,31 @@ public partial class AboutPage : ContentPage {
 
 	private void BarcodesDetected(object sender, ZXing.Net.Maui.BarcodeDetectionEventArgs e) {
 		//var first = e.Results?.FirstOrDefault();
-
 		var currentTime = DateTime.Now;
 		if ((currentTime - _lastDetectionTime) > _detectionInterval) {
 			_lastDetectionTime = currentTime;
 			foreach (var barcode in e.Results) {
-				MainThread.InvokeOnMainThreadAsync(() => {
-					DisplayAlert("Barcode erkannt", $"Barcode: {barcode.Format} - {barcode.Value}", "OK");
-					Models.Stunde.apiKey = barcode.Value;
-				});
+				if (Preferences.Default.Get("apiKey", "") != barcode.Value) {
+					MainThread.InvokeOnMainThreadAsync(async() => {
+						//DisplayAlert("Barcode erkannt", $"Barcode: {barcode.Format} - {barcode.Value}", "OK");
+						Preferences.Default.Set("apiKey", barcode.Value);
+						
+						Models.Stunde.apiKey = barcode.Value;
+
+						var op = await Models.Operator.LoadData(barcode.Value);
+						Preferences.Default.Set("name", op.name);
+						Preferences.Default.Set("surname", op.surname);
+						DisplayAlert("Neuer Barcode erkannt", op.name + " " + op.surname, "OK");
+
+
+					});
+				} else {
+					MainThread.InvokeOnMainThreadAsync(() => {
+						DisplayAlert("Barcode bereits vorhanden",
+							Preferences.Default.Get("name", "") + " " + Preferences.Default.Get("surname", ""),
+							"OK");
+					});
+				}
 			}
 		}
 
@@ -50,12 +67,12 @@ public partial class AboutPage : ContentPage {
 		base.OnDisappearing();
 		barcodeScannerView.CameraLocation = CameraLocation.Front;
 		barcodeScannerView.IsDetecting = false;
-		
+
 	}
 
 	protected override void OnAppearing() {
 		base.OnAppearing();
-		
+
 		barcodeScannerView.IsDetecting = true;
 		barcodeScannerView.CameraLocation = CameraLocation.Rear;
 	}