js客服代码旺旺

<!-- 客服按钮 -->
<button id="contactBtn">联系客服</button>

<!-- 引入WebSocket库（可选） -->
<script src="https://cdn.jsdelivr.net/npm/sockjs-client@1/dist/sockjs.min.js"></script>
<script>
document.getElementById('contactBtn').addEventListener('click', function() {
    // 建立WebSocket连接
    var socket = new WebSocket('wss://your-websocket-server');

    socket.onopen = function() {
        console.log('连接成功');
        socket.send(JSON.stringify({type: 'init', data: '用户信息'}));
    };

    socket.onmessage = function(event) {
        var message = JSON.parse(event.data);
        // 处理接收到的消息，如显示在聊天窗口
        console.log('收到消息:', message);
    };

    // 发送消息示例
    function sendMessage(msg) {
        if (socket.readyState === WebSocket.OPEN) {
            socket.send(JSON.stringify({type: 'message', data: msg}));
        }
    }
});
</script>