Added local RAG (#756)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Tools/Services/DataSourceEmbeddingStatus.cs

@@ -0,0 +1,45 @@
+using AIStudio.Settings.DataModel;
+using AIStudio.Tools.PluginSystem;
+
+namespace AIStudio.Tools.Services;
+
+public sealed record DataSourceEmbeddingStatus(
+    string DataSourceId,
+    string DataSourceName,
+    DataSourceType DataSourceType,
+    DataSourceEmbeddingState State,
+    int TotalFiles,
+    int IndexedFiles,
+    int FailedFiles,
+    string CurrentFile,
+    string LastError,
+    IReadOnlyList<DataSourceEmbeddingFailure> Failures,
+    int PermanentlySkippedFiles = 0)
+{
+    private static string TB(string fallbackEN) => I18N.I.T(fallbackEN, typeof(DataSourceEmbeddingStatus).Namespace, nameof(DataSourceEmbeddingStatus));
+
+    /// <remarks>
+    /// Files which were skipped for good are done, even though nothing was indexed of them.
+    /// Leaving them out would keep the bar short of the end for a data source which has nothing
+    /// left to do.
+    /// </remarks>
+    public int ProgressPercent => this.TotalFiles <= 0 ? 0 : Math.Clamp((int)Math.Round((this.IndexedFiles + this.PermanentlySkippedFiles) * 100d / this.TotalFiles), 0, 100);
+
+    public string StateLabel => this.State switch
+    {
+        DataSourceEmbeddingState.QUEUED => TB("Queued"),
+        DataSourceEmbeddingState.RUNNING => TB("Running"),
+        DataSourceEmbeddingState.COMPLETED => TB("Completed"),
+        DataSourceEmbeddingState.FAILED => TB("Needs attention"),
+        _ => TB("Idle")
+    };
+
+    public int SortOrder => this.State switch
+    {
+        DataSourceEmbeddingState.RUNNING => 0,
+        DataSourceEmbeddingState.QUEUED => 1,
+        DataSourceEmbeddingState.FAILED => 2,
+        DataSourceEmbeddingState.COMPLETED => 3,
+        _ => 4,
+    };
+}