Webview与App通信

demo


<!DOCTYPE html>
<html lang="zh-HK">
 
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <title>Native Message Sender</title>
 
    <style>
         
        body {
            font-family: Arial, sans-serif;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            height: 100vh;
            background-color: #f4f4f4;
        }
 
        .container {
            text-align: center;
            width: 80%;
            max-width: 600px;
        }
 
        .big_button {
            padding: 15px 30px;
            font-size: 18px;
            background-color: #007bff;
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
 
        .big_button:hover {
            background-color: #0056b3;
        }
    </style>
</head>
 
<body>
    <div class="container">
        <h2 id="memberCodeDisplay"> </h5>
        <hr>
        <h2>发送消息给 Native</h1>
        <button class='big_button' onClick='callNativeSendMessageToSalesWebForLogin("CTF_CRM_LOGIN")'>登陆</button> &nbsp;&nbsp;
        <button class='big_button' onClick='callNativeSendMessageToSalesWebForLogin("CTF_CRM_LOGOUT")'>登出</button>
    </div>
</body>
<script>
    // 处理 NativeFN的callback消息
    const cbMap = new Map();
    if (!window.insert) {
        window.insert = input => {
            console.info('window.insert', input);
            const nativeResp = JSON.parse(input);
            if (cbMap.get(nativeResp.reqId)) {
                console.log('insert nativeResp', nativeResp); //[Log] insert nativeResp {reqId: "9671", result: false}  or insert nativeResp {reqId: "9671", result: true}
                const cb = cbMap.get(nativeResp.reqId);
                if (nativeResp.result) {
                    cb && cb.cb(nativeResp.result);
                } else {
                    cb && cb.cb(false);
                }
                cbMap.delete(nativeResp.reqId);
            }
        };
    }
 
    // Feature1:  {Domain}?memberCode=XXXX, 可以从URL上获取会員編號, 若会员编号存在,则证明SaleWeb 已经login
    const urlParams = new URLSearchParams(window.location.search);
    // 获取 memberCode 参数
    const memberCode = urlParams.get('memberCode');
    document.getElementById('memberCodeDisplay').innerText += memberCode ? `已登陆会员编号:${memberCode}` : '未登陆';
 
 
    // Feature2: 登入传递memberData给Native 或者 登出,
    const memberData = { "Customer_Name": "贝", "Customer_ID": 1100343296, "Card_No": 1100343296 }
 
    function callNativeSendMessageToSalesWebForLogin(type) { // type的类型 1: CTF_CRM_LOGIN, 2: CTF_CRM_LOGOUT
        let result = new Object();
        result.functionName = "sendMessage";
        let reqId = Math.floor(Math.random() * 10000)+"";
 
        // 处理回调,  true为成功, false为失败
        cbMap.set(reqId, { cb: (result)=>{ 
            console.log('result:', result)  // log: result:true 
        }});
 
        let messageBody = new Object();
        messageBody.data = type === "CTF_CRM_LOGIN" ? JSON.stringify(memberData) : ""
        messageBody.type = type
        messageBody.reqId = reqId
        result.messageBody = messageBody
 
        
 
        var jsonString = JSON.stringify(result);
      
        try {
            var msg = { "message": jsonString }
            if (window.webkit != undefined) {
                if (window.webkit.messageHandlers.appInterface != undefined) {
                    window.webkit.messageHandlers.appInterface.postMessage(msg);
                }
            }
            if (window.appInterface != undefined) {
                console.log(msg)
                window.appInterface.executeFunction(JSON.stringify(msg))
            }
        } catch (err) {
            console.log("Error")
        }
    }
</script>
 
</html>