Dactyloidae iOS initial commit

mobile/ios/ReadingList/ReadingListStorage.swift

@@ -0,0 +1,31 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import Foundation
+import Shared
+
+class ReadingListStorageError: MaybeErrorType {
+    var message: String
+    init(_ message: String) {
+        self.message = message
+    }
+    var description: String {
+        return message
+    }
+}
+
+/// Storage protocol. The only thing the client (application) communicates with is the storage. Adding, removing and updating items.
+protocol ReadingListStorage {
+    func getAllRecords() -> Maybe<[ReadingListClientRecord]>
+    func getNewRecords() -> Maybe<[ReadingListClientRecord]>
+
+    // These are the used by the application
+    func getUnreadRecords() -> Maybe<[ReadingListClientRecord]>
+    func getAvailableRecords() -> Maybe<[ReadingListClientRecord]>
+    func deleteRecord(_ record: ReadingListClientRecord) -> Maybe<Void>
+    func deleteAllRecords() -> Maybe<Void>
+    func createRecordWithURL(_ url: String, title: String, addedBy: String) -> Maybe<ReadingListClientRecord>
+    func getRecordWithURL(_ url: String) -> Maybe<ReadingListClientRecord?>
+    func updateRecord(_ record: ReadingListClientRecord, unread: Bool) -> Maybe<ReadingListClientRecord?>
+}