Added Git Export Feature

- Added import algorithm
- Added FromJsonX() methods to data models
- Added possibility to work with temp. database file
- Added export processor to handle export process & triggers
- Added something changed event e.g. as export trigger
- Added possibility to import a JSON export
- Updated Git icon

I18N Commander/UI WinForms/Components/LoaderStart.cs

@@ -62,6 +62,7 @@ public partial class LoaderStart : UserControl
 
     #endregion
 
+    // Opens the recent projects dropdown menu.
     private void buttonOpen_Click(object sender, EventArgs e)
     {
         if(this.DesignMode)
@@ -84,9 +85,19 @@ public partial class LoaderStart : UserControl
             // Split the file's path into each folder's name:
             var folderNames = fileInfo.DirectoryName!.Split(Path.DirectorySeparatorChar);
             
-            // Render this entry:
-            var item = this.contextMenuRecentProjects.Items.Add($"{folderNames.Last()}: {fileInfo.Name}", Resources.Icons.icons8_document_512, (innerSender, args) => this.OpenRecentProject(innerSender));
-            item.Tag = recentProject;
+            // Distinguish between I18N Commander projects and JSON imports:
+            if (fileInfo.Extension == ".i18nc")
+            {
+                // Render this entry:
+                var item = this.contextMenuRecentProjects.Items.Add($"{folderNames.Last()}: {fileInfo.Name}", Resources.Icons.icons8_document_512, (innerSender, args) => this.OpenRecentProject(innerSender, LoaderAction.LOAD_PROJECT));
+                item.Tag = recentProject;
+            }
+            else if (fileInfo.Extension == ".json")
+            {
+                // Render this entry:
+                var item = this.contextMenuRecentProjects.Items.Add($"{folderNames.Last()}: {fileInfo.Name}", Resources.Icons.icons8_git, (innerSender, args) => this.OpenRecentProject(innerSender, LoaderAction.IMPORT_JSON));
+                item.Tag = recentProject;
+            }
         }
 
         var button = (sender as Button)!;
@@ -125,7 +136,7 @@ public partial class LoaderStart : UserControl
             File.Delete(destinationFilePath);
         
         LoaderStart.UpdateRecentProjectsWithPruning(destinationFilePath);
-        this.OpenProject(destinationFilePath);
+        this.OpenProject(LoaderAction.CREATE_NEW_PROJECT, destinationFilePath);
     }
 
     private void BrowseForProject()
@@ -137,10 +148,12 @@ public partial class LoaderStart : UserControl
             CheckFileExists = true,
             DereferenceLinks = true,
             DefaultExt = ".i18nc",
-            Filter = "I18N Commander Files (*.i18nc)|*.i18nc",
+            
+            // I18N Commander files (*.i18nc) or JSON files (*.json):
+            Filter = "I18N Commander Files (*.i18nc)|*.i18nc|JSON Files (*.json)|*.json",
             Multiselect = false,
             RestoreDirectory = true,
-            Title = "Open an I18N Commander file",
+            Title = "Open an I18N Commander file or Import a JSON file",
         };
         var dialogResult = openDialog.ShowDialog(this);
         if (dialogResult != DialogResult.OK)
@@ -148,23 +161,28 @@ public partial class LoaderStart : UserControl
 
         var projectFilePath = openDialog.FileName;
         LoaderStart.UpdateRecentProjectsWithPruning(projectFilePath);
-        this.OpenProject(projectFilePath);
+        
+        // Check, if the user chose an I18N Commander file or a JSON file:
+        if (projectFilePath.ToLowerInvariant().EndsWith(".i18nc", StringComparison.InvariantCulture))
+            this.OpenProject(LoaderAction.LOAD_PROJECT, projectFilePath);
+        else if (projectFilePath.ToLowerInvariant().EndsWith(".json", StringComparison.InvariantCulture))
+            this.OpenProject(LoaderAction.IMPORT_JSON, projectFilePath);
     }
 
-    private void OpenRecentProject(object? sender)
+    private void OpenRecentProject(object? sender, LoaderAction action)
     {
         if (sender is not ToolStripItem item)
             return;
 
         var path = (item.Tag as string)!;
         LoaderStart.UpdateRecentProjectsWithPruning(path);
-        this.OpenProject(path);
+        this.OpenProject(action, path);
     }
 
-    private void OpenProject(string path)
+    private void OpenProject(LoaderAction action, string path)
     {
         // Hint: the project file might or might not exist (new project vs. recent project)
-        this.LoadProject?.Invoke(this, path);
+        this.LoadProject?.Invoke(this, new LoaderResult(action, path));
     }
 
     private void contextMenuRecentProjects_Closing(object sender, ToolStripDropDownClosingEventArgs e)
@@ -173,5 +191,16 @@ public partial class LoaderStart : UserControl
     }
 
     [Category("Settings"), Description("When the user chooses a project to load.")]
-    public event EventHandler<string>? LoadProject;
+    public event EventHandler<LoaderResult>? LoadProject;
+    
+    public readonly record struct LoaderResult(LoaderAction Action, string DataFile);
+    
+    public enum LoaderAction
+    {
+        NONE,
+        
+        LOAD_PROJECT,
+        CREATE_NEW_PROJECT,
+        IMPORT_JSON,
+    }
 }

I18N Commander/UI WinForms/Components/Main.cs

@@ -1,4 +1,6 @@
-namespace UI_WinForms.Components;
+using Processor;
+
+namespace UI_WinForms.Components;
 
 public partial class Main : UserControl
 {
@@ -6,6 +8,9 @@ public partial class Main : UserControl
     {
         this.InitializeComponent();
         Program.RestartMainApp = false;
+        
+        // Register the something changed event to trigger the export:
+        AppEvents.WhenSomethingChanged += async (_, _) => await ExportProcessor.TriggerExport();
     }
 
     private void tabControl_SelectedIndexChanged(object sender, EventArgs e)

I18N Commander/UI WinForms/Components/Setting.cs

@@ -690,7 +690,7 @@ public sealed partial class Setting : UserControl
     {
         var currentSetting = await AppSettings.GetAutoExportEnabled();
         var settingData = new SettingUIData(
-            Icon: Icons.icons8_git_svg,
+            Icon: Icons.icons8_git,
             SettingName: () => "Git (JSON) Auto-Export: Enabled",
             ChangeNeedsRestart: true,
             SettingExplanation: () => "When enabled, all changes are automatically exported into a Git repository as JSON file.",
@@ -700,9 +700,13 @@ public sealed partial class Setting : UserControl
                 // Set up an checkbox:
                 var checkbox = new CheckBox();
                 checkbox.Checked = currentSetting;
-                checkbox.CheckedChanged += async (sender, args) => await AppSettings.SetAutoExportEnabled(checkbox.Checked);
-                checkbox.CheckedChanged += (sender, args) => changeTrigger();
-                checkbox.Text = "Enable Git (JSON) Auto-Export";
+                checkbox.CheckedChanged += async (sender, args) =>
+                {
+                    await AppSettings.SetAutoExportEnabled(checkbox.Checked);
+                    await ExportProcessor.TriggerExport();
+                    changeTrigger();
+                };
+                checkbox.Text = "Enable Auto-Export";
 
                 // Apply the desired layout:
                 checkbox.Dock = DockStyle.Fill;
@@ -717,7 +721,7 @@ public sealed partial class Setting : UserControl
     {
         var currentSetting = await AppSettings.GetAutoExportDestinationPath();
         var settingData = new SettingUIData(
-            Icon: Icons.icons8_git_svg,
+            Icon: Icons.icons8_git,
             SettingName: () => "Git (JSON) Auto-Export: Destination Path",
             ChangeNeedsRestart: true,
             SettingExplanation: () => "The destination path for the Git repository. You might use environment variables like %USERPROFILE%.",
@@ -775,7 +779,7 @@ public sealed partial class Setting : UserControl
     {
         var currentSetting = await AppSettings.GetAutoExportFilename();
         var settingData = new SettingUIData(
-            Icon: Icons.icons8_git_svg,
+            Icon: Icons.icons8_git,
             SettingName: () => "Git (JSON) Auto-Export: Filename",
             ChangeNeedsRestart: true,
             SettingExplanation: () => "The filename used for the Git export. You might use environment variables like %USERPROFILE%.",
@@ -800,7 +804,7 @@ public sealed partial class Setting : UserControl
     {
         var currentSetting = await AppSettings.GetAutoExportSensitiveData();
         var settingData = new SettingUIData(
-            Icon: Icons.icons8_git_svg,
+            Icon: Icons.icons8_git,
             SettingName: () => "Git (JSON) Auto-Export: Export Sensitive Data",
             ChangeNeedsRestart: true,
             SettingExplanation: () => "When enabled, sensitive data like API tokens are exported into the Git repository. This is not recommended!",