Dactyloidae iOS initial commit

mobile/ios/Storage/SyncQueue.swift

@@ -0,0 +1,65 @@
+/* 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 Shared
+import Deferred
+import SwiftyJSON
+
+public struct SyncCommand: Equatable {
+    public let value: String
+    public var commandID: Int?
+    public var clientGUID: GUID?
+
+    let version: String?
+
+    public init(value: String) {
+        self.value = value
+        self.version = nil
+        self.commandID = nil
+        self.clientGUID = nil
+    }
+
+    public init(id: Int, value: String) {
+        self.value = value
+        self.version = nil
+        self.commandID = id
+        self.clientGUID = nil
+    }
+
+    public init(id: Int?, value: String, clientGUID: GUID?) {
+        self.value = value
+        self.version = nil
+        self.clientGUID = clientGUID
+        self.commandID = id
+    }
+
+    /**
+     * Sent displayURI commands include the sender client GUID.
+     */
+    public static func displayURIFromShareItem(_ shareItem: ShareItem, asClient sender: GUID) -> SyncCommand {
+        let jsonObj: [String: Any] = [
+            "command": "displayURI",
+            "args": [shareItem.url, sender, shareItem.title ?? ""]
+        ]
+        return SyncCommand(value: JSON(object: jsonObj).stringValue()!)
+    }
+
+    public func withClientGUID(_ clientGUID: String?) -> SyncCommand {
+        return SyncCommand(id: self.commandID, value: self.value, clientGUID: clientGUID)
+    }
+}
+
+public func ==(lhs: SyncCommand, rhs: SyncCommand) -> Bool {
+    return lhs.value == rhs.value
+}
+
+public protocol SyncCommands {
+    func deleteCommands() -> Success
+    func deleteCommands(_ clientGUID: GUID) -> Success
+
+    func getCommands() -> Deferred<Maybe<[GUID: [SyncCommand]]>>
+
+    func insertCommand(_ command: SyncCommand, forClients clients: [RemoteClient]) -> Deferred<Maybe<Int>>
+    func insertCommands(_ commands: [SyncCommand], forClients clients: [RemoteClient]) -> Deferred<Maybe<Int>>
+}