Промежуточный этап синхронизации

app/providers/ProtocolProvider/protocol/packets/packet.sync.ts

@@ -0,0 +1,48 @@
+import Packet from "../packet";
+import Stream from "../stream";
+
+export enum SyncStatus {
+    NOT_NEEDED,
+    BATCH_START,
+    BATCH_END
+}
+
+export class PacketSync extends Packet {
+
+    private status : SyncStatus = SyncStatus.NOT_NEEDED;
+    private timestamp : number = 0;
+
+    public getPacketId(): number {
+        return 25; //0x19
+    }
+
+    public _receive(stream: Stream): void {
+        this.status = stream.readInt8() as SyncStatus;
+        this.timestamp = stream.readInt64();
+    }
+
+    public _send(): Promise<Stream> | Stream {
+        let stream = new Stream();
+        stream.writeInt16(this.getPacketId());
+        stream.writeInt8(this.status);
+        stream.writeInt64(this.timestamp);
+        return stream;
+    }
+
+    public getStatus() : SyncStatus {
+        return this.status;
+    }
+
+    public setStatus(status: SyncStatus) {
+        this.status = status;
+    }
+
+    public getTimestamp() : number {
+        return this.timestamp;
+    }
+
+    public setTimestamp(timestamp: number) {
+        this.timestamp = timestamp;
+    }
+    
+}

app/providers/ProtocolProvider/protocol/protocol.ts

@@ -24,6 +24,7 @@ import { PacketGroupBan } from "./packets/packet.group.ban";
 import { PacketDeviceNew } from "./packets/packet.device.new";
 import { PacketDeviceList } from "./packets/packet.device.list";
 import { PacketDeviceResolve } from "./packets/packet.device.resolve";
+import { PacketSync } from "./packets/packet.sync";
 
 export default class Protocol extends EventEmitter {
     private serverAddress: string;
@@ -123,6 +124,7 @@ export default class Protocol extends EventEmitter {
         this._supportedPackets.set(0x16, new PacketGroupBan());
         this._supportedPackets.set(0x17, new PacketDeviceList());
         this._supportedPackets.set(0x18, new PacketDeviceResolve());
+        this._supportedPackets.set(25, new PacketSync());
     }
 
     private _findWaiters(packetId: number): ((packet: Packet) => void)[] {