Question

Uncaught ReferenceError: SinchClient is not defined(anonymous function) @ backend.js:17

我有一个假设的脚本，用于提供注册和登录。好吧，显然使客户本身不成功。下面是代码。

P.S。如果我忽略了一个非常简单的错误，我完全道歉

P.S.S一个美学上令人愉悦的网站不是我的目标，只是代码

编辑：我在错误的订单中加载了我的脚本，感谢HAMMS

"use strict";
//Pre-Setup
var globalUsername = "";
var session_key = Math.round(Math.random() * 100000) + 1;
session_key = session_key.toString();
var session_id = "pstn-session-" + session_key;
//Configuration
var application_key = "a5d826f0-4a0a-48a1-8f82-6e7b5c641d5a";
var session_object = JSON.parse(localStorage[session_id] || "{}");

/*
Declare functions here
Normally I would have I/O code here
Make the client
*/

var callingclient = new SinchClient({
    applicationkey: application_key,
    capabilities: {
        calling: true
    },
    startActiveConnection: true

});


//Check if user has previously signed up
if (session_object.userId) {
    callingclient.start(session_object);
    globalUsername = session_object.userId;
    localStorage[session_id] = {
        ID: session_id,
        Key: session_key,
        Host: function () {
            if (globalUsername === "") {
                return "#undefined#";
            } else {
                return globalUsername;
                document.getElementById("h3#state-username")
                    .text = globalUsername;
            }
        }

    }
} else {
    document.getElementById("systemMessages")
        .text = "Looks like you have an account,log in!";
}

//Assess buttons to their functions
document.getElementById("button#submit")
    .on('click', function (event) {
        event.preventDefault();
        var sign_up_object = {}
        sign_up_object.username = document.getElementById("input#usernames").val();
        sign_up_object.password = document.getElementById("input#passwords").val();
        //Add-Ons
        sign_up_object.firstname = document.getElementById("input#first-name").val();
        sign_up_object.lastname = document.getElementById("input#last-name").val();
    
    
        callingclient.newUser(sign_up_object, function(ticket) {
            callingclient.start(ticket, function() {
                globalUsername = sign_up_object.username;
            })
        })
    })

<!DOCTYPE html>
<html>

<head>
    <title>EAD</title>
    <link rel="stylesheet" type="text/css" href="style.css">
    <script type="text/javascript" src="backend.js"></script>
    <script type="text/javascript" src="sinch.min.js"></script>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.2/jquery.min.js"></script>
</head>

<body>
    
    <div id="header" style="text-align: center;">
    <h1>Stripped-Down  PSTN</h1>
    </div>
    
    <form id="accountControl" style="background-color: green; padding: 10px;">
    <h2 id="state-username">Account Of: #undefined#</h2>
    <button id="logOut">Log Out</button>
    </form>
    <form id="signup" style="background-color: #FAFAFA; padding: 10px;">
        <h2>Sign Up</h2>
        <input id="usernames" placeholder="Username" value="" type="text">
        <input id="passwords" placeholder="Password" value="" type="text">
        <p>Name</p>
        <input id="first-name" placeholder="First" value="" type="text">
        <input id="last-name" placeholder="Last" value="" type="text">
        <button id="submit">Sign Up</button>
    </form>

    <br>
    <br>
    <br>
    
    <form id="login" style="background-color: #CCC; padding: 10px;">
        <h2>Login</h2>
        <input id="usernamel" placeholder="Username" value="" type="text">
        <input id="passwordl" placeholder="Password" value="" type="text">
        <button id="Login">Login</button>
    </form>

    <br>
    <br>
    <br>
    <br>
    <br>
    <br>

    <div id="callpad" style="padding: 10px; background: #2196F3;">

        <form id="callingo">
            <h2>Call Someone!</h2>
            <input id="phone-num" placeholder="Phone Number" value="" type="text">
            
            

        </form>

    </div>
    <h3 id="systemMessages">No messages from system</h3>




</body>



</html>

-Farouk Charkas

“Sinch客户端未定义”

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