Refactor SyncCore

submodules/SyncCore/Sources/OutgoingMessageInfoAttribute.swift

@@ -0,0 +1,52 @@
+import Foundation
+#if os(macOS)
+    import PostboxMac
+#else
+    import Postbox
+#endif
+
+public struct OutgoingMessageInfoFlags: OptionSet {
+    public var rawValue: Int32
+    
+    public init() {
+        self.rawValue = 0
+    }
+    
+    public init(rawValue: Int32) {
+        self.rawValue = rawValue
+    }
+    
+    public static var transformedMedia = OutgoingMessageInfoFlags(rawValue: 1 << 0)
+}
+
+public class OutgoingMessageInfoAttribute: MessageAttribute {
+    public let uniqueId: Int64
+    public let flags: OutgoingMessageInfoFlags
+    public let acknowledged: Bool
+    
+    public init(uniqueId: Int64, flags: OutgoingMessageInfoFlags, acknowledged: Bool) {
+        self.uniqueId = uniqueId
+        self.flags = flags
+        self.acknowledged = acknowledged
+    }
+    
+    required public init(decoder: PostboxDecoder) {
+        self.uniqueId = decoder.decodeInt64ForKey("u", orElse: 0)
+        self.flags = OutgoingMessageInfoFlags(rawValue: decoder.decodeInt32ForKey("f", orElse: 0))
+        self.acknowledged = decoder.decodeInt32ForKey("ack", orElse: 0) != 0
+    }
+    
+    public func encode(_ encoder: PostboxEncoder) {
+        encoder.encodeInt64(self.uniqueId, forKey: "u")
+        encoder.encodeInt32(self.flags.rawValue, forKey: "f")
+        encoder.encodeInt32(self.acknowledged ? 1 : 0, forKey: "ack")
+    }
+    
+    public func withUpdatedFlags(_ flags: OutgoingMessageInfoFlags) -> OutgoingMessageInfoAttribute {
+        return OutgoingMessageInfoAttribute(uniqueId: self.uniqueId, flags: flags, acknowledged: self.acknowledged)
+    }
+    
+    public func withUpdatedAcknowledged(_ acknowledged: Bool) -> OutgoingMessageInfoAttribute {
+        return OutgoingMessageInfoAttribute(uniqueId: self.uniqueId, flags: self.flags, acknowledged: acknowledged)
+    }
+}