FileDatabase refactor for normalization and consistency

DeepDrftContent/FileDatabase/Abstractions/IIndexFactory.cs

@@ -0,0 +1,41 @@
+using DeepDrftContent.FileDatabase.Models;
+using IndexType = DeepDrftContent.FileDatabase.Services.IndexType;
+
+namespace DeepDrftContent.FileDatabase.Abstractions;
+
+/// <summary>
+/// Interface for creating index instances
+/// </summary>
+public interface IIndexFactory
+{
+    /// <summary>
+    /// Creates an index of the specified type
+    /// </summary>
+    Task<IIndex?> CreateIndexAsync(IndexType type, string rootPath);
+
+    /// <summary>
+    /// Loads an existing index of the specified type
+    /// </summary>
+    Task<IIndex?> LoadIndexAsync(IndexType type, string rootPath);
+
+    /// <summary>
+    /// Loads existing index or creates new one if loading fails
+    /// </summary>
+    Task<IIndex?> LoadOrCreateIndexAsync(IndexType type, string rootPath);
+}
+
+/// <summary>
+/// Interface for creating index data objects
+/// </summary>
+public interface IIndexDataFactory
+{
+    /// <summary>
+    /// Creates index data for serialization
+    /// </summary>
+    object CreateIndexData(IndexType type, IIndex index);
+
+    /// <summary>
+    /// Creates index instance from data
+    /// </summary>
+    IIndex CreateIndexFromData(IndexType type, object indexData);
+}