work.github.io/postmanToolWeb.html at main · mingle98/work.github.io · GitHub

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<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <title>简易 Postman</title>
    <style>
        * {
            box-sizing: border-box;
            font-family: Arial, Helvetica, sans-serif
        }

        body {
            margin: 0;
            background: #f5f5f5
        }

        header {
            background: #20232a;
            color: #61dafb;
            padding: 12px 24px;
            font-size: 20px
        }

        .container {
            padding: 20px;
            max-width: 1200px;
            margin: auto
        }

        .row {
            display: flex;
            gap: 8px;
            margin-bottom: 14px
        }

        .row.column {
            flex-direction: column
        }

        select,
        input[type=text] {
            padding: 6px 10px;
            font-size: 14px;
            border: 1px solid #ccc;
            border-radius: 4px
        }

        button {
            cursor: pointer;
            border: none;
            border-radius: 4px;
            background: #61dafb;
            color: #fff;
            padding: 8px 14px
        }

        button:hover {
            background: #4dbdff
        }

        .btn-danger {
            background: #e74c3c
        }

        .btn-danger:hover {
            background: #d62c1a
        }

        .btn-copy {
            background: #888;
            font-size: 12px;
            padding: 4px 10px;
            margin-left: 6px
        }

        .btn-copy:hover {
            background: #666
        }

        .btn-gray {
            background: #999
        }

        .btn-gray:hover {
            background: #777
        }

        table {
            width: 100%;
            border-collapse: collapse
        }

        th,
        td {
            border: 1px solid #ddd;
            padding: 6px
        }

        th {
            background: #eee;
            text-align: left
        }

        #bodyEditor {
            height: 260px;
            border: 1px solid #ccc;
            border-radius: 4px;
            overflow: hidden
        }

        .response {
            display: none;
            background: #fff;
            padding: 18px;
            border-radius: 6px;
            padding-top: 5px;
        }

        .api-res-box {
            padding-bottom: 8px;
            border-bottom: 1px solid #ddd;
        }

        .resp-title {
            font-weight: bold;
            margin: 8px 0;
            display: flex;
            align-items: center
        }
        #statusLine {
            color: rgb(255, 154, 3);
        }

        pre {
            background: #272822;
            color: #f8f8f2;
            padding: 12px;
            border-radius: 4px;
            white-space: pre-wrap;
            overflow-x: auto;
            margin: 0
        }
        /* 新增加载动画样式 */
        .loading-mask {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0,0, 0.5);
            z-index: 9999;
        }
        .loading {
            position: absolute;
            top: 50%;
            left: 50%;
            width: 40px;
            height: 40px;
            border: 4px solid #f3f3f3;
            border-top: 4px solid #61dafb;
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            0% { transform: translate(-50%, -50%) rotate(0deg); }
            100% { transform: translate(-50%, -50%) rotate(360deg); }
        }
    </style>

    <!-- CodeMirror 依赖 -->
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/codemirror.min.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/theme/idea.min.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/addon/hint/show-hint.min.css">

    <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/codemirror.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/mode/javascript/javascript.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/addon/edit/closebrackets.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/addon/edit/matchbrackets.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/addon/hint/show-hint.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.13/addon/hint/javascript-hint.min.js"></script>
</head>

<body>
    <header>简易 Postman</header>
    <div class="loading-mask" id="loading"><div class="loading"></div></div>

    <div class="container">

        <!-- 请求行 -->
        <div class="row">
            <select id="method">
                <option>GET</option>
                <option>POST</option>
                <option>PUT</option>
                <option>PATCH</option>
                <option>DELETE</option>
                <option>HEAD</option>
                <option>OPTIONS</option>
            </select>
            <input type="text" id="url" placeholder="https://api.example.com/endpoint" style="flex:1">
            <button id="send">Send</button>
            <button id="mock" class="btn-gray">Mock</button>
        </div>

        <!-- Header 编辑区 -->
        <div class="row column">
            <label>Headers：</label>
            <table>
                <thead>
                    <tr>
                        <th style="width:45%">Key</th>
                        <th>Value</th>
                        <th style="width:60px"></th>
                    </tr>
                </thead>
                <tbody id="headerBody">
                    <tr>
                        <td><input type="text" placeholder="Content-Type"></td>
                        <td><input type="text" placeholder="application/json"></td>
                        <td><button class="btn-danger" onclick="removeHeader(this)">X</button></td>
                    </tr>
                </tbody>
            </table>
            <button style="width:110px;margin-top:6px" onclick="addHeader()">+ Header</button>
        </div>

        <!-- Content-Type选择 -->
        <div class="row">
            <label style="align-self:center">Content-Type：</label>
            <select id="contentType" style="min-width:240px">
                <option>application/json</option>
                <option>application/x-www-form-urlencoded</option>
                <option>multipart/form-data</option>
                <option>text/plain</option>
                <option>application/xml</option>
            </select>
            <!-- <button id="formatJson" class="btn-gray">Format JSON</button> -->
        </div>

        <!-- Body（CodeMirror） -->
        <div class="row column">
            <label>Body (raw)：</label>
            <div id="bodyEditor"></div>
        </div>

        <!-- 响应区 -->
        <div class="response" id="respBox">
            <h4 class="api-res-box">★ 响应结果:</h4>
            <div class="resp-title" id="statusLine"></div>

            <div class="resp-title">Headers
                <button class="btn-copy" data-target="respHeaders">复制</button>
            </div>
            <pre id="respHeaders"></pre>

            <div class="resp-title">Body
                <button class="btn-copy" data-target="respBody">复制</button>
            </div>
            <pre id="respBody"></pre>
        </div>
    </div>

    <script>
        /* ===== CodeMirror 初始内容 ===== */
        const initialBody = `{
  "id": 1,
  "name": "张三",
  "email": "zhangsan@example.com"
}`;

        const cm = CodeMirror(document.getElementById('bodyEditor'), {
            value: initialBody, // ← 设置这里
            mode: {
                name: "javascript",
                json: true
            },
            theme: "idea",
            lineNumbers: true,
            autoCloseBrackets: true,
            matchBrackets: true,
            lineWrapping: true,
            extraKeys: {
                "Ctrl-Space": "autocomplete"
            }
        });

        /* 自动 / 手动格式化 */
        cm.on("blur", () => tryFormatJson());
        // document.getElementById('formatJson').onclick = tryFormatJson;

        function tryFormatJson() {
            const txt = cm.getValue().trim();
            if (!txt) return;
            try {
                cm.setValue(JSON.stringify(JSON.parse(txt), null, 2));
            } catch (e) {
                // alert('不是有效 JSON：' + e.message);
                console.log('不是有效 JSON：' + e.message);
            }
        }

        /* Header 增删 */
        function addHeader() {
            const tr = document.createElement('tr');
            tr.innerHTML = `<td><input type="text" placeholder="Key"></td>
                <td><input type="text" placeholder="Value"></td>
                <td><button class="btn-danger" onclick="removeHeader(this)">X</button></td>`;
            document.getElementById('headerBody').appendChild(tr);
        }

        function removeHeader(btn) {
            btn.parentNode.parentNode.remove();
        }

        /* 复制按钮 */
        document.addEventListener('click', e => {
            if (e.target.classList.contains('btn-copy')) {
                navigator.clipboard.writeText(
                    document.getElementById(e.target.dataset.target).textContent
                ).then(() => {
                    e.target.textContent = '已复制';
                    setTimeout(() => e.target.textContent = '复制', 1000);
                });
            }
        });

        /* 发送请求 */
        document.getElementById('send').addEventListener('click', async () => {
            const loading = document.getElementById('loading');
            const method = document.getElementById('method').value.trim();
            const url = document.getElementById('url').value.trim();
            const rawBody = cm.getValue();
            const chosenCT = document.getElementById('contentType').value;

            if (!url) {
                alert('请输入 URL！');
                return;
            }

            const headers = {};
            document.querySelectorAll('#headerBody tr').forEach(tr => {
                const k = tr.children[0].firstElementChild.value.trim();
                const v = tr.children[1].firstElementChild.value.trim();
                if (k) headers[k] = v;
            });
            if (chosenCT) headers['Content-Type'] = chosenCT;

            const opt = {
                method,
                headers
            };
            if (method !== 'GET' && method !== 'HEAD' && rawBody !== '') opt.body = rawBody;
            console.log(opt);

            const t0 = performance.now();
            let resp;
            try {
                loading && (loading.style.display = 'block');
                resp = await fetch(url, opt);
            } catch (err) {
                showError(err);
                return;
            }
            const ms = (performance.now() - t0).toFixed(0);
            showResponse(await resp.text(), resp.status, resp.statusText, resp.headers, ms);
        });

        /* Mock */
        document.getElementById('mock').addEventListener('click', () => {
            const mock = {
                id: 1,
                name: "张三",
                email: "zhangsan@example.com",
                role: "admin"
            };
            showResponse(JSON.stringify(mock), 200, 'OK', new Headers({
                'content-type': 'application/json',
                'x-mock': 'true'
            }), 0);
        });

        /* 展示 & 错误 */
        function showResponse(body, status, txt, headersObj, ms) {
            const respBoxEle = document.getElementById('respBox');
            respBoxEle.style.display = 'block';
            document.getElementById('statusLine').textContent = `${status} ${txt} — ${ms} ms`;
            let h = '';
            headersObj.forEach ? headersObj.forEach((v, k) => h += `${k}: ${v}\n`) : h = headersObj;
            document.getElementById('respHeaders').textContent = h || '(none)';
            document.getElementById('respBody').textContent = formatBody(body) || '(none)';
            const loading = document.getElementById('loading');
            loading && (loading.style.display = 'none');
            // 将respBoxEle滚动到视口
            setTimeout(() => {
                respBoxEle.scrollIntoView({
                    behavior: 'smooth'
                });
            }, 1000);
        }

        function showError(err) {
            showResponse('', 'Error', '', '', 0);
            document.getElementById('statusLine').textContent = 'Error: ' + err.message;
        }

        function formatBody(text) {
            try {
                return JSON.stringify(JSON.parse(text), null, 2);
            } catch {
                return text;
            }
        }
    </script>
</body>

</html>