Bild aus datenbank hinzufügen

Casino/Database.cs

@@ -56,5 +56,29 @@ namespace Casino
 
             return user;
         }
+
+        public byte[] GetCardImage(int id)
+        {
+            byte[] imageBytes = null;
+
+            using (MySqlConnection conn = new MySqlConnection(myConnectionString))
+            {
+                conn.Open();
+                using (MySqlCommand cmd = new MySqlCommand("SELECT bild FROM Karten WHERE kartenid = @id", conn))
+                {
+                    cmd.Parameters.AddWithValue("@id", id);
+
+                    using (MySqlDataReader reader = cmd.ExecuteReader())
+                    {
+                        if (reader.Read())
+                        {
+                            imageBytes = (byte[])reader["bild"];
+                        }
+                    }
+                }
+            }
+
+            return imageBytes;
+        }
     }
 }

Casino/Login.xaml.cs

@@ -35,8 +35,11 @@ namespace Casino
             {
                 DialogResult = true;
             }
+            else
+            {
+                MessageBox.Show("Login fehlgeschlagen!");
+            }
         }
-
 
         private bool checkLogin(string name, string passwort)
         {
@@ -45,9 +48,9 @@ namespace Casino
             users = db.SelectTask();
             for (int i = 0; i < users.Count(); i++)
             {
-                if (name.Equals(users[0].Name))
+                if (name.Equals(users[i].Name))
                 {
-                    if(passwort.Equals(users[0].Passwort)) {
+                    if(passwort.Equals(users[i].Passwort)) {
                         return true;
                     }
                     return false;

Casino/MainWindow.xaml.cs

@@ -22,21 +22,22 @@ namespace Casino
 
 
             //copilot hilfe
-            Loaded += (_, _) =>
+            var login = new Login();
+            bool? result = login.ShowDialog();
+
+            if (result == true)
             {
-                var window = new Login();
-
-                window.Owner = this;
-                window.ShowDialog();
-                if(window.DialogResult == false)
+                var main = new MainWindow();
+                main.Show();
+            }
+            else
             {
-                    Close();
+                Application.Current.Shutdown();
             }
-            };
+
 
 
         }
 
-
     }
 }

Casino/Slots.xaml

@@ -29,5 +29,7 @@
             <RowDefinition Height="270"></RowDefinition>
             <RowDefinition Height="200"></RowDefinition>
         </Grid.RowDefinitions>
+        <Image Grid.Column="1" Grid.Row="1" x:Name="kartenBild"/>
+
     </Grid>
 </Window>

Casino/Slots.xaml.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -19,9 +20,33 @@ namespace Casino
     /// </summary>
     public partial class Slots : Window
     {
+        private BitmapImage ByteArrayToImage(byte[] bytes)
+        {
+            BitmapImage image = new BitmapImage();
+            using (MemoryStream ms = new MemoryStream(bytes))
+            {
+                image.BeginInit();
+                image.CacheOption = BitmapCacheOption.OnLoad;
+                image.StreamSource = ms;
+                image.EndInit();
+            }
+            return image;
+        }
+
+
         public Slots()
         {
             InitializeComponent();
+
+           
+
+    }
+        private void LoadCard()
+        {
+            Database db = new Database();
+            byte[] img = db.GetCardImage(1);
+
+            kartenBild.Source = ByteArrayToImage(img);
         }
     }
 }