Upgrade Qdrant Edge to 0.8.0 and make unreadable vector stores repairable (#982)

app/MindWork AI Studio/Tools/DataSourceRepair.cs

@@ -0,0 +1,42 @@
+using AIStudio.Dialogs;
+using AIStudio.Tools.PluginSystem;
+using AIStudio.Tools.Services;
+
+namespace AIStudio.Tools;
+
+/// <summary>
+/// Asks whether a data source should be indexed anew, and starts the rebuild when the user agrees.
+/// </summary>
+/// <remarks>
+/// Kept here rather than in the two places which offer the repair -- the background embeddings page
+/// and the data source table -- so the sentence naming what a rebuild costs cannot drift apart
+/// between them. Naming both costs is the whole reason for asking at all.
+/// </remarks>
+public static class DataSourceRepair
+{
+    private static string TB(string fallbackEN) => I18N.I.T(fallbackEN, typeof(DataSourceRepair).Namespace, nameof(DataSourceRepair));
+
+    /// <summary>
+    /// Asks the user, and rebuilds the index of the data source when they agree.
+    /// </summary>
+    /// <param name="dialogService">The dialog service to ask with.</param>
+    /// <param name="embeddingService">The service which does the rebuild.</param>
+    /// <param name="dataSourceId">The data source to repair.</param>
+    /// <param name="dataSourceName">The name of that data source, as the question names it.</param>
+    /// <returns>True when the rebuild was started.</returns>
+    public static async Task<bool> ConfirmAndRepairAsync(IDialogService dialogService, DataSourceEmbeddingService embeddingService, string dataSourceId, string dataSourceName)
+    {
+        var dialogParameters = new DialogParameters<ConfirmDialog>
+        {
+            { x => x.Message, string.Format(TB("The index of the data source '{0}' cannot be read anymore. Repairing it means building the index from scratch: everything indexed so far is thrown away, and every document of this data source is sent to your embedding provider once more. With a cloud provider, this costs money, and with a large data source it takes a while. Do you want to repair this data source now?"), dataSourceName) },
+        };
+
+        var dialogReference = await dialogService.ShowAsync<ConfirmDialog>(TB("Repair Data Source"), dialogParameters, Dialogs.DialogOptions.FULLSCREEN);
+        var dialogResult = await dialogReference.Result;
+        if (dialogResult is null || dialogResult.Canceled)
+            return false;
+
+        await embeddingService.RepairDataSourceAsync(dataSourceId);
+        return true;
+    }
+}