"use strict";
(function() {
    class OfflineClient {
        constructor() {
            this._broadcastChannel = (typeof BroadcastChannel === "undefined" ? null : new BroadcastChannel("offline"));
            this._queuedMessages = [];
            this._onMessageCallback = null;
            if (this._broadcastChannel)
                this._broadcastChannel.onmessage = (e => this._OnBroadcastChannelMessage(e));
        }
        _OnBroadcastChannelMessage(e) {
            if (this._onMessageCallback) {
                this._onMessageCallback(e);
                return;
            }
            this._queuedMessages.push(e);
        }
        SetMessageCallback(f) {
            this._onMessageCallback = f;
            for (let e of this._queuedMessages)
                this._onMessageCallback(e);
            this._queuedMessages.length = 0;
        }
    };
    window.OfflineClientInfo = new OfflineClient();
}());