Add iPhone local library search

2026-05-31 08:57:54 +02:00
parent 18ed79e3c4
commit cb556ccf0a
5 changed files with 330 additions and 67 deletions
@@ -0,0 +1,45 @@
+import Foundation
+
+public extension OfflineLibrarySnapshot {
+    func filtered(searchText: String) -> OfflineLibrarySnapshot {
+        guard let normalizedSearchText = OfflineLibrarySearch.normalizedQuery(from: searchText) else {
+            return self
+        }
+
+        return OfflineLibrarySnapshot(
+            remoteTracks: remoteTracks.filter { $0.matchesSearchQuery(normalizedSearchText) },
+            availableTracks: availableTracks.filter { $0.matchesSearchQuery(normalizedSearchText) }
+        )
+    }
+}
+
+private enum OfflineLibrarySearch {
+    static func normalizedQuery(from searchText: String) -> String? {
+        let trimmedQuery = searchText.trimmingCharacters(in: .whitespacesAndNewlines)
+        guard !trimmedQuery.isEmpty else {
+            return nil
+        }
+
+        return normalize(trimmedQuery)
+    }
+
+    static func normalize(_ value: String) -> String {
+        value
+            .trimmingCharacters(in: .whitespacesAndNewlines)
+            .folding(options: [.caseInsensitive, .diacriticInsensitive], locale: .current)
+    }
+}
+
+private extension OfflineLibraryRemoteTrack {
+    func matchesSearchQuery(_ query: String) -> Bool {
+        OfflineLibrarySearch.normalize(remoteTrack.title).contains(query)
+            || OfflineLibrarySearch.normalize(remoteTrack.artist).contains(query)
+    }
+}
+
+private extension OfflineLibraryTrack {
+    func matchesSearchQuery(_ query: String) -> Bool {
+        OfflineLibrarySearch.normalize(title).contains(query)
+            || OfflineLibrarySearch.normalize(artist).contains(query)
+    }
+}