Testing database connection.

Voile.Patchouli/Data/IVoileDataStorage.cs

@@ -8,5 +8,6 @@ namespace Voile.Patchouli.Data
 {
     public interface IVoileDataStorage
     {
+        bool Ping();
     }
 }

Voile.Storage.Sqlite/SqliteDataStorageFactory.cs

@@ -1,6 +1,7 @@
 using Microsoft.Data.Sqlite;
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -12,7 +13,7 @@ namespace Voile.Storage.Sqlite
 {
     [VoilePlugin]
     [VoilePluginId(3)]
-    [DisplayName("SQLite")]
+    [Voile.Patchouli.Reflection.DisplayName("SQLite")]
     public class SqliteDataStorageFactory : IVoileDataStorageFactory
     {
         public IVoileDataStorage CreateDataStorage()
@@ -20,6 +21,7 @@ namespace Voile.Storage.Sqlite
             throw new NotImplementedException();
         }
 
+        [Description("The path to the SQLite database file. If it doesn't exist, it will be created")]
         public string FilePath { get; set; }
 
         private SqliteConnectionStringBuilder scsb;

Voile/FirstRunWizard.Designer.cs

@@ -48,11 +48,15 @@
             tabPagePickDataStorage = new TabPage();
             labelDataStorageHint = new Label();
             label5 = new Label();
+            tabPageConfigureDataStorage = new TabPage();
+            dbSettingsErrorLabel = new Label();
+            dbTestTrafficLight = new PictureBox();
+            dbTestButton = new Button();
+            dbSettingsPropertyGrid = new PropertyGrid();
+            label6 = new Label();
             buttonNext = new Button();
             buttonBack = new Button();
             openFileDialogCertificate = new OpenFileDialog();
-            tabPageConfigureDataStorage = new TabPage();
-            label6 = new Label();
             ((System.ComponentModel.ISupportInitialize)pictureBox1).BeginInit();
             tabControl1.SuspendLayout();
             tabPageWelcome.SuspendLayout();
@@ -60,6 +64,7 @@
             ((System.ComponentModel.ISupportInitialize)pictureBox2).BeginInit();
             tabPagePickDataStorage.SuspendLayout();
             tabPageConfigureDataStorage.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)dbTestTrafficLight).BeginInit();
             SuspendLayout();
             // 
             // pictureBox1
@@ -265,6 +270,64 @@
             label5.TabIndex = 0;
             label5.Text = resources.GetString("label5.Text");
             // 
+            // tabPageConfigureDataStorage
+            // 
+            tabPageConfigureDataStorage.Controls.Add(dbSettingsErrorLabel);
+            tabPageConfigureDataStorage.Controls.Add(dbTestTrafficLight);
+            tabPageConfigureDataStorage.Controls.Add(dbTestButton);
+            tabPageConfigureDataStorage.Controls.Add(dbSettingsPropertyGrid);
+            tabPageConfigureDataStorage.Controls.Add(label6);
+            tabPageConfigureDataStorage.Location = new Point(4, 24);
+            tabPageConfigureDataStorage.Name = "tabPageConfigureDataStorage";
+            tabPageConfigureDataStorage.Size = new Size(348, 384);
+            tabPageConfigureDataStorage.TabIndex = 3;
+            tabPageConfigureDataStorage.Text = "Configure Date Storage";
+            tabPageConfigureDataStorage.UseVisualStyleBackColor = true;
+            // 
+            // dbSettingsErrorLabel
+            // 
+            dbSettingsErrorLabel.AutoSize = true;
+            dbSettingsErrorLabel.Location = new Point(3, 70);
+            dbSettingsErrorLabel.Name = "dbSettingsErrorLabel";
+            dbSettingsErrorLabel.Size = new Size(77, 15);
+            dbSettingsErrorLabel.TabIndex = 9;
+            dbSettingsErrorLabel.Text = "TEST_RESULT";
+            // 
+            // dbTestTrafficLight
+            // 
+            dbTestTrafficLight.Image = Properties.Resources.SETUPAPI_18_1_32x32x4;
+            dbTestTrafficLight.Location = new Point(214, 70);
+            dbTestTrafficLight.Name = "dbTestTrafficLight";
+            dbTestTrafficLight.Size = new Size(32, 32);
+            dbTestTrafficLight.TabIndex = 8;
+            dbTestTrafficLight.TabStop = false;
+            // 
+            // dbTestButton
+            // 
+            dbTestButton.Location = new Point(252, 70);
+            dbTestButton.Name = "dbTestButton";
+            dbTestButton.Size = new Size(93, 32);
+            dbTestButton.TabIndex = 2;
+            dbTestButton.Text = "Test Settings";
+            dbTestButton.UseVisualStyleBackColor = true;
+            dbTestButton.Click += dbTestButton_Click;
+            // 
+            // dbSettingsPropertyGrid
+            // 
+            dbSettingsPropertyGrid.Location = new Point(3, 108);
+            dbSettingsPropertyGrid.Name = "dbSettingsPropertyGrid";
+            dbSettingsPropertyGrid.Size = new Size(342, 273);
+            dbSettingsPropertyGrid.TabIndex = 1;
+            // 
+            // label6
+            // 
+            label6.AutoSize = true;
+            label6.Location = new Point(3, 0);
+            label6.Name = "label6";
+            label6.Size = new Size(38, 15);
+            label6.TabIndex = 0;
+            label6.Text = "label6";
+            // 
             // buttonNext
             // 
             buttonNext.Enabled = false;
@@ -293,25 +356,6 @@
             openFileDialogCertificate.Filter = "X.509 Certificate (*.cer)|*.cer";
             openFileDialogCertificate.Title = "Open Voile License File";
             // 
-            // tabPageConfigureDataStorage
-            // 
-            tabPageConfigureDataStorage.Controls.Add(label6);
-            tabPageConfigureDataStorage.Location = new Point(4, 24);
-            tabPageConfigureDataStorage.Name = "tabPageConfigureDataStorage";
-            tabPageConfigureDataStorage.Size = new Size(348, 384);
-            tabPageConfigureDataStorage.TabIndex = 3;
-            tabPageConfigureDataStorage.Text = "Configure Date Storage";
-            tabPageConfigureDataStorage.UseVisualStyleBackColor = true;
-            // 
-            // label6
-            // 
-            label6.AutoSize = true;
-            label6.Location = new Point(3, 0);
-            label6.Name = "label6";
-            label6.Size = new Size(38, 15);
-            label6.TabIndex = 0;
-            label6.Text = "label6";
-            // 
             // FirstRunWizard
             // 
             AutoScaleDimensions = new SizeF(7F, 15F);
@@ -338,6 +382,7 @@
             tabPagePickDataStorage.PerformLayout();
             tabPageConfigureDataStorage.ResumeLayout(false);
             tabPageConfigureDataStorage.PerformLayout();
+            ((System.ComponentModel.ISupportInitialize)dbTestTrafficLight).EndInit();
             ResumeLayout(false);
         }
 
@@ -367,5 +412,9 @@
         private Label labelDataStorageHint;
         private TabPage tabPageConfigureDataStorage;
         private Label label6;
+        private PropertyGrid dbSettingsPropertyGrid;
+        private Button dbTestButton;
+        private PictureBox dbTestTrafficLight;
+        private Label dbSettingsErrorLabel;
     }
 }

Voile/FirstRunWizard.cs

@@ -10,6 +10,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
+using Voile.Patchouli.Data;
 using Voile.Patchouli.Reflection;
 using Voile.Properties;
 
@@ -34,6 +35,8 @@ namespace Voile
         private X509Certificate licenseCertificate;
         private bool sharewareMode;
         private VoilePluginInfo selectedDataStorage;
+        private IVoileDataStorageFactory voileDataStorageFactory;
+        private bool dataStorageConnectionSucessful;
 
 
 
@@ -122,6 +125,13 @@ namespace Voile
                     //TODO: Hier zusätzlich Lizenzvalidierung einfügen.
                     buttonNext.Enabled = selectedDataStorage != null;
                     break;
+                case 3:
+                    dbSettingsErrorLabel.Text = "";
+                    if (voileDataStorageFactory == null)
+                    {
+                        dbSettingsPropertyGrid.SelectedObject = selectedDataStorage.GetPluginInstance();
+                    }
+                    break;
                 default:
                     MessageBox.Show("Could not find handler for the current tab page.");
                     return;
@@ -214,10 +224,13 @@ namespace Voile
         {
             if (currentTabPage == 0)
             {
+                //Wir sind auf der Willkommensseite, hier wird ausgewählt ob Anfänger oder Experte.
+                //Es wird nach der Lizenz gefragt
                 DisplayTabPage(1);
             }
             else if (currentTabPage == 1)
             {
+                //Hier soll der Nutzer auswählen ob einfach oder schwierig.
                 if (beginnerMode)
                 {
                     //TODO: Automatisch SQLite und Directory Storage auswählen
@@ -227,6 +240,11 @@ namespace Voile
                     DisplayTabPage(2);
                 }
             }
+            else if (currentTabPage == 2)
+            {
+                //Hier soll der Nutzer auswählen, welche DB verwendet werden soll.
+                DisplayTabPage(3);
+            }
         }
 
         private void buttonLoadLicenseFile_Click(object sender, EventArgs e)
@@ -309,5 +327,55 @@ namespace Voile
             RefreshView();
             return;
         }
+
+        private void dbTestButton_Click(object sender, EventArgs e)
+        {
+            dataStorageConnectionSucessful = false;
+
+            if (voileDataStorageFactory == null)
+            {
+                IVoileDataStorageFactory newDs = selectedDataStorage.GetPluginInstance() as IVoileDataStorageFactory;
+                if (newDs == null)
+                {
+                    dbSettingsErrorLabel.Text = "The selected plugin is not a Data Storage plugin. This is a bug in voile, please report it.";
+                    dbTestTrafficLight.Image = Resources.TRFFC10C_1_32x32x4;
+                    return;
+                }
+                voileDataStorageFactory = newDs;
+            }
+
+            IVoileDataStorage dataStorage = null;
+            try
+            {
+                dataStorage = voileDataStorageFactory.CreateDataStorage();
+            }
+            catch (Exception ex)
+            {
+                dbSettingsErrorLabel.Text = ex.Message;
+                dbTestTrafficLight.Image = Resources.TRFFC10C_1_32x32x4;
+                return;
+            }
+
+            try
+            {
+                Exception pingResult = dataStorage.Ping();
+                if (pingResult != null)
+                {
+                    dbSettingsErrorLabel.Text = pingResult.Message;
+                    dbTestTrafficLight.Image = Resources.TRFFC10C_1_32x32x4;
+                    return;
+                }
+            }
+            catch (Exception ex2)
+            {
+                dbSettingsErrorLabel.Text = ex2.Message;
+                dbTestTrafficLight.Image = Resources.TRFFC10C_1_32x32x4;
+                return;
+            }
+
+            dbSettingsErrorLabel.Text = "Database connection sucessful!";
+            pictureBox2.Image = Resources.TRFFC10A_1_32x32x4;       //grüne Ampel
+            dataStorageConnectionSucessful = true;
+        }
     }
 }