Dodano edycje danych osoby - Zmodyfikowano User.cs, DetailedViewModel.cs, DetailedPage.xaml oraz MainPage.xaml

ViewModel/DetailedViewModel.cs

@@ -1,2 +1,51 @@
-// Huh... no nic nie ma, co tu chcesz? 
-// ༼ つ ◕_◕ ༽つ
+using System.Windows.Input;
+using Navigation_Between.Model;
+
+namespace Navigation_Between.ViewModel;
+
+public class DetailedViewModel
+{
+    public User SelectedUser { get; }
+
+    public ICommand EditDescriptionCommand { get; }
+    public ICommand EditEmailCommand { get; }
+
+    public DetailedViewModel(User user)
+    {
+        SelectedUser = user;
+
+        EditDescriptionCommand = new Command(async () => await EditDescription());
+        EditEmailCommand = new Command(async () => await EditEmail());
+    }
+
+    private async Task EditDescription()
+    {
+        string result = await Shell.Current.DisplayPromptAsync(
+            "Edytuj opis",
+            "Podaj nowy opis:",
+            "OK",
+            "Anuluj",
+            SelectedUser.Description
+        );
+
+        if (!string.IsNullOrWhiteSpace(result)){
+            SelectedUser.Description = result;
+        }
+    }
+
+    private async Task EditEmail()
+    {
+        string result = await Shell.Current.DisplayPromptAsync(
+            "Edytuj e-mail",
+            "Podaj nowy adres e-mail:",
+            "OK",
+            "Anuluj",
+            SelectedUser.Email
+        );
+
+        if (!string.IsNullOrWhiteSpace(result))
+        {
+            SelectedUser.Email = result;
+        }
+    }
+}