Merge branch 'main' into chunk-data

app/MindWork AI Studio/Tools/Databases/DatabaseClient.cs

@@ -0,0 +1,59 @@
+namespace AIStudio.Tools.Databases;
+
+public abstract class EmbeddingStore(string name, string path)
+{
+    public string Name => name;
+
+    public virtual string CacheKey => name;
+
+    public virtual DatabaseClientStatus Status => DatabaseClientStatus.AVAILABLE;
+
+    public bool IsAvailable => this.Status is DatabaseClientStatus.AVAILABLE;
+    
+    private string Path => path;
+
+    private ILogger<EmbeddingStore>? logger;
+    
+    public abstract IAsyncEnumerable<(string Label, string Value)> GetDisplayInfo();
+
+    protected string GetStorageSize()
+    {
+        if (string.IsNullOrWhiteSpace(this.Path))
+        {
+            this.logger!.LogError($"Error: Database path '{this.Path}' cannot be null or empty.");
+            return "0 B";
+        }
+
+        if (!Directory.Exists(this.Path))
+        {
+            this.logger!.LogError($"Error: Database path '{this.Path}' does not exist.");
+            return "0 B";
+        }
+        var files = Directory.EnumerateFiles(this.Path, "*", SearchOption.AllDirectories)
+            .Where(file => !System.IO.Path.GetDirectoryName(file)!.Contains("cert", StringComparison.OrdinalIgnoreCase));
+        var size = files.Sum(file => new FileInfo(file).Length);
+        return FormatBytes(size);
+    }
+
+    private static string FormatBytes(long size)
+    {
+        string[] suffixes = { "B", "KB", "MB", "GB", "TB", "PB" };
+        int suffixIndex = 0;
+        double convertedSize = size;
+    
+        while (convertedSize >= 1024 && suffixIndex < suffixes.Length - 1)
+        {
+            convertedSize /= 1024;
+            suffixIndex++;
+        }
+    
+        return $"{convertedSize:0.##} {suffixes[suffixIndex]}";
+    }
+    
+    public void SetLogger(ILogger<EmbeddingStore> logService)
+    {
+        this.logger = logService;
+    }
+
+    public abstract void Dispose();
+}