/* senparc.websocket.js - 20191001 - v2.0 */
/* 支持 .NET Core 3.0+ SignalR。 */
define('js/senparc.websocket.2.0', function () {
    var senparcWebSocketConnection;

    function buildConnectionAndStart(hubUrl, signalR, onStart) {
        senparcWebSocketConnection = new signalR.HubConnectionBuilder()
            .withUrl(hubUrl)
            //.withAutomaticReconnect([0, 2000, 5000, 10000, 30000, 45000, 60000])
            .build();
        senparcWebSocketConnection.start(onStart()).then().catch(function (err) {
            return console.error(err.toString());
        });
        return senparcWebSocketConnection;
    }

    function sendMessage(text, sessionId, formId) {
        //如果使用 Senparc.WebSocket，必须严格按照以下 submitData 数据字段发送（参数只能多不能少）
        var submitData = JSON.stringify({
            Message: text,//必填
            SessionId: sessionId,//选填，不需要可输入''
            FormId: formId//选填formId用于发送模板消息，不需要可输入''
        });

        //ReceiveMessage 为特殊约定的方法入口，请勿修改，如果使用其他名称，则会对应到 SenparcHub 下的其他自定义方法
        senparcWebSocketConnection.invoke("ReceiveMessage", submitData).catch(function (err) {
            return console.error(err.toString());
        });
    }

    function onReceiveMessage(receive) {
        senparcWebSocketConnection.on("ReceiveMessage", function (res) {
            receive(res);
        });
    }

    //module.exports = {
    //    buildConnectionAndStart: buildConnectionAndStart,
    //    sendMessage: sendMessage,
    //    onReceiveMessage: onReceiveMessage
    //}

    return {
        buildConnectionAndStart: buildConnectionAndStart,
        sendMessage: sendMessage,
        onReceiveMessage: onReceiveMessage
    };
});