Yattee v2 rewrite

Yattee/Models/Sources/UnifiedSource.swift

@@ -0,0 +1,54 @@
+//
+//  UnifiedSource.swift
+//  Yattee
+//
+//  Unified wrapper for Instance and MediaSource types for display in the Sources settings.
+//
+
+import Foundation
+
+/// Represents any source type for unified display in the Sources list.
+enum UnifiedSource: Identifiable, Hashable, Sendable {
+    case remoteServer(Instance)
+    case fileSource(MediaSource)
+
+    // MARK: - Identifiable
+
+    var id: UUID {
+        switch self {
+        case .remoteServer(let instance):
+            return instance.id
+        case .fileSource(let source):
+            return source.id
+        }
+    }
+
+    // MARK: - Common Properties
+
+    var name: String {
+        switch self {
+        case .remoteServer(let instance):
+            return instance.displayName
+        case .fileSource(let source):
+            return source.name
+        }
+    }
+
+    var isEnabled: Bool {
+        switch self {
+        case .remoteServer(let instance):
+            return instance.isEnabled
+        case .fileSource(let source):
+            return source.isEnabled
+        }
+    }
+
+    var urlDisplayString: String {
+        switch self {
+        case .remoteServer(let instance):
+            return instance.url.host ?? instance.url.absoluteString
+        case .fileSource(let source):
+            return source.urlDisplayString
+        }
+    }
+}