优化api文档ui

frontend/src/App.tsx

@@ -56,14 +56,7 @@ function AppRoutes() {
             </AdminRoute>
           }
         />
-        <Route
-          path="open-api"
-          element={
-            <AdminRoute>
-              <OpenApiDocs />
-            </AdminRoute>
-          }
-        />
+        <Route path="open-api" element={<OpenApiDocs />} />
         <Route
           path="api-debug"
           element={

frontend/src/index.css

@@ -862,10 +862,11 @@ a:hover {
 }
 
 .api-docs__inner {
-  max-width: 1160px;
+  width: 100%;
+  max-width: 1600px;
   min-height: 100%;
-  margin: 0 auto 0 0;
-  padding: 32px 40px 64px;
+  margin: 0;
+  padding: 32px 48px 64px;
 }
 
 .api-docs__h2 {
@@ -877,7 +878,7 @@ a:hover {
 }
 
 .api-docs__summary {
-  max-width: 1080px;
+  width: 100%;
   margin: 0 0 16px !important;
   color: #475569 !important;
   line-height: 1.7;

frontend/src/layouts/MainLayout.tsx

@@ -143,6 +143,7 @@ const merchantSections: SidebarSection[] = [
     children: [
       { key: 'api-keys', label: 'API 密钥', path: '/merchant-api-keys' },
       { key: 'api-callbacks', label: '回调订阅', path: '/merchant-callbacks' },
+      { key: 'api-docs', label: '对接文档', path: '/open-api' },
     ],
   },
 ]

frontend/src/pages/MerchantCenter.tsx

@@ -1,5 +1,5 @@
 import { useCallback, useEffect, useMemo, useState } from 'react'
-import { useLocation } from 'react-router-dom'
+import { useLocation, useNavigate } from 'react-router-dom'
 import {
   Button,
   Card,
@@ -20,16 +20,21 @@ import {
   message,
 } from 'antd'
 import {
-  ApiOutlined,
   ClockCircleOutlined,
+  CodeOutlined,
   CopyOutlined,
   DollarOutlined,
+  FileTextOutlined,
+  KeyOutlined,
   LinkOutlined,
   PlusOutlined,
   ReloadOutlined,
+  SafetyCertificateOutlined,
+  SendOutlined,
   WalletOutlined,
 } from '@ant-design/icons'
 import type { ColumnsType } from 'antd/es/table'
+import { useAuth } from '../store/auth'
 import { merchantApi } from '../api'
 import { formatDateTime } from '../utils/time'
 import { PageHeader } from '../components/PageHeader'
@@ -93,7 +98,9 @@ interface MerchantCenterProps {
 }
 
 export default function MerchantCenter({ fixedTab, title = '商户中心' }: MerchantCenterProps = {}) {
+  const { isAdmin } = useAuth()
   const location = useLocation()
+  const navigate = useNavigate()
   const routeTab = useMemo(() => fixedTab ?? tabFromSearch(location.search), [fixedTab, location.search])
   const [merchant, setMerchant] = useState<Merchant | null>(null)
   const [merchantRole, setMerchantRole] = useState<MerchantMember['role']>()
@@ -790,25 +797,118 @@ export default function MerchantCenter({ fixedTab, title = '商户中心' }: Mer
   )
 
   const apiKeyContent = (
-    <Space direction="vertical" style={{ width: '100%' }} size="middle">
-      <Space style={{ width: '100%', justifyContent: 'space-between' }}>
-        <Typography.Text type="secondary">用于开放 API 调用鉴权。新 Secret 只在创建后显示一次，请及时保存。每个商户最多 {apiClientMax} 个。</Typography.Text>
-        {canManage && <Button type="primary" icon={<ApiOutlined />} disabled={apiClients.length >= apiClientMax} onClick={() => {
-          apiClientForm.resetFields()
-          apiClientForm.setFieldsValue({ signature_version: 'v1', scopes: ['products:read', 'orders:read', 'orders:write'] })
-          setApiClientOpen(true)
-        }}>新增密钥（{apiClients.length}/{apiClientMax}）</Button>}
-      </Space>
-      <Table rowKey="id" loading={loading} columns={apiClientColumns} dataSource={apiClients} tableLayout="fixed" scroll={{ x: 1050 }} />
+    <Space direction="vertical" style={{ width: '100%' }} size="large">
+      <Card
+        size="small"
+        style={{ background: '#ffffff', border: '1px solid #e2e8f0', borderRadius: 10 }}
+        title={
+          <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', flexWrap: 'wrap', gap: 12 }}>
+            <Space size={8}>
+              <KeyOutlined style={{ color: '#2563eb', fontSize: 16 }} />
+              <span style={{ fontWeight: 700, color: '#0f172a' }}>API 密钥与开放接口鉴权</span>
+              <Tag color="blue" style={{ borderRadius: 10, padding: '0 8px', fontWeight: 600 }}>
+                已配额 {apiClients.length} / {apiClientMax}
+              </Tag>
+            </Space>
+            <Space size={8}>
+              <Button icon={<FileTextOutlined />} onClick={() => navigate('/open-api')}>
+                对接文档
+              </Button>
+              {isAdmin && (
+                <Button icon={<CodeOutlined />} onClick={() => navigate('/api-debug')}>
+                  接口调试
+                </Button>
+              )}
+              {canManage && (
+                <Button
+                  type="primary"
+                  icon={<PlusOutlined />}
+                  disabled={apiClients.length >= apiClientMax}
+                  onClick={() => {
+                    apiClientForm.resetFields()
+                    apiClientForm.setFieldsValue({
+                      signature_version: 'v1',
+                      scopes: ['products:read', 'orders:read', 'orders:write'],
+                    })
+                    setApiClientOpen(true)
+                  }}
+                >
+                  新增 API 密钥
+                </Button>
+              )}
+            </Space>
+          </div>
+        }
+      >
+        <div style={{ background: '#f8fafc', padding: '10px 14px', borderRadius: 8, marginBottom: 16, border: '1px solid #e2e8f0' }}>
+          <Typography.Text type="secondary" style={{ fontSize: 12.5 }}>
+            用于第三方分销系统或自建后台调用开放 API (商品查询、订单发货) 的 HMAC-SHA256 签名鉴权凭证。新生成的 App Secret 仅在创建成功时展示一次，请妥善保存。
+          </Typography.Text>
+        </div>
+
+        <Table
+          rowKey="id"
+          loading={loading}
+          columns={apiClientColumns}
+          dataSource={apiClients}
+          scroll={{ x: 1150 }}
+          pagination={false}
+        />
+      </Card>
     </Space>
   )
 
   const callbackContent = (
-    <Space direction="vertical" style={{ width: '100%' }} size="middle">
-      <Typography.Text type="secondary">
-        回调事件通过 outbox 持久化推送，失败按固定间隔退避重试（最多 16 次）后标记失败。每个商户只保留一份回调配置。
-      </Typography.Text>
-      <Card size="small" loading={loading}>
+    <Space direction="vertical" style={{ width: '100%' }} size="large">
+      <Card
+        size="small"
+        style={{ background: '#ffffff', border: '1px solid #e2e8f0', borderRadius: 10 }}
+        title={
+          <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', flexWrap: 'wrap', gap: 12 }}>
+            <Space size={8}>
+              <SendOutlined style={{ color: '#2563eb', fontSize: 16 }} />
+              <span style={{ fontWeight: 700, color: '#0f172a' }}>Webhook 异步回调订阅设置</span>
+              {callback?.status === 'active' ? (
+                <span className="status-tag status-tag--green">
+                  <span className="status-dot"></span>
+                  推送已启用
+                </span>
+              ) : (
+                <span className="status-tag status-tag--gray">
+                  <span className="status-dot"></span>
+                  推送已禁用
+                </span>
+              )}
+            </Space>
+            <Tag color="cyan" style={{ borderRadius: 6, fontWeight: 500 }}>
+              <SafetyCertificateOutlined style={{ marginRight: 4 }} /> HMAC-SHA256 签名保护
+            </Tag>
+          </div>
+        }
+      >
+        <div style={{ background: '#f8fafc', padding: '12px 16px', borderRadius: 8, marginBottom: 20, border: '1px solid #e2e8f0' }}>
+          <Row gutter={[16, 8]}>
+            <Col xs={24} sm={8}>
+              <div style={{ fontSize: 12, color: '#64748b' }}>重试机制</div>
+              <div style={{ fontSize: 13, fontWeight: 600, color: '#0f172a', marginTop: 2 }}>
+                Outbox 队列 + 指数退避 (最多 16 次)
+              </div>
+            </Col>
+            <Col xs={24} sm={8}>
+              <div style={{ fontSize: 12, color: '#64748b' }}>推送信道签名 Header</div>
+              <div style={{ fontSize: 13, fontWeight: 600, color: '#0f172a', marginTop: 2 }}>
+                X-Signature (HMAC-SHA256)
+              </div>
+            </Col>
+            <Col xs={24} sm={8}>
+              <div style={{ fontSize: 12, color: '#64748b' }}>推送超时标准</div>
+              <div style={{ fontSize: 13, fontWeight: 600, color: '#0f172a', marginTop: 2 }}>
+                5000 ms 强制响应超时
+              </div>
+            </Col>
+          </Row>
+        </div>
+
         <Form
           form={callbackForm}
           layout="vertical"
@@ -816,34 +916,75 @@ export default function MerchantCenter({ fixedTab, title = '商户中心' }: Mer
           onFinish={submitCallback}
           initialValues={defaultCallbackFormValues()}
         >
-          <Form.Item name="url" label="回调 URL" rules={[{ required: true, message: '请填写回调 URL' }]}>
-            <Input placeholder="https://example.com/callback" />
+          <Form.Item
+            name="url"
+            label="回调接收端 URL"
+            rules={[
+              { required: true, message: '请填写回调 URL' },
+              { type: 'url', message: '请填写正确的 HTTP(S) 地址' },
+            ]}
+          >
+            <Input
+              prefix={<LinkOutlined style={{ color: '#94a3b8' }} />}
+              placeholder="https://your-domain.com/api/v1/webhook"
+              allowClear
+            />
           </Form.Item>
-          <Form.Item name="events" label="事件" rules={[{ required: true, message: '请选择回调事件' }]}>
-            <Select mode="multiple" options={eventOptions} />
+
+          <Form.Item name="events" label="订阅事件类型" rules={[{ required: true, message: '请选择至少一个回调事件' }]}>
+            <Select
+              mode="multiple"
+              placeholder="请选择订阅的事件列表"
+              options={eventOptions}
+              style={{ width: '100%' }}
+            />
           </Form.Item>
-          <Form.Item name="status" label="状态" rules={[{ required: true }]}>
-            <Select options={[{ value: 'active', label: '启用' }, { value: 'disabled', label: '禁用' }]} />
+
+          <Form.Item name="status" label="回调状态" rules={[{ required: true }]}>
+            <Select
+              options={[
+                { value: 'active', label: '启用回调推送' },
+                { value: 'disabled', label: '禁用回调推送' },
+              ]}
+              style={{ width: 200 }}
+            />
           </Form.Item>
-          <Space style={{ width: '100%', justifyContent: 'space-between' }}>
-            <Typography.Text type="secondary">
+
+          <div
+            style={{
+              display: 'flex',
+              alignItems: 'center',
+              justifyContent: 'space-between',
+              paddingTop: 16,
+              borderTop: '1px solid #f1f5f9',
+              marginTop: 20,
+              flexWrap: 'wrap',
+              gap: 12,
+            }}
+          >
+            <Typography.Text type="secondary" style={{ fontSize: 12.5 }}>
               {callback?.updated_at ? `上次保存：${formatDateTime(callback.updated_at)}` : '尚未保存回调配置'}
             </Typography.Text>
-            <Space>
+
+            <Space size={12}>
               {canManage && (
                 <Popconfirm
-                  title="重置回调密钥？"
-                  description="重置后旧密钥立即失效，平台将用新密钥签名推送，新密钥仅展示一次。"
-                  okText="重置"
+                  title="确认重置回调 Secret？"
+                  description="重置后旧 Secret 立即失效，平台将使用新 Secret 进行 HMAC 签名推送，新 Secret 仅展示一次。"
+                  okText="确认重置"
                   okButtonProps={{ danger: true }}
                   onConfirm={rotateCallbackSecret}
                 >
-                  <Button>重置密钥</Button>
+                  <Button danger>重置 Secret</Button>
                 </Popconfirm>
               )}
-              {canManage && <Button type="primary" htmlType="submit">保存配置</Button>}
+              {canManage && (
+                <Button type="primary" htmlType="submit">
+                  保存回调配置
+                </Button>
+              )}
             </Space>
-          </Space>
+          </div>
         </Form>
       </Card>
     </Space>

frontend/src/pages/OpenApiDocs.tsx

@@ -335,36 +335,35 @@ function OverviewSection() {
           pagination={false}
           rowKey="mode"
           dataSource={deliveryModes}
-          scroll={{ x: 1080 }}
           columns={[
             {
               title: '方式',
               dataIndex: 'mode',
-              width: 140,
+              width: '14%',
               render: (v: string) => <span style={{ fontWeight: 700, whiteSpace: 'nowrap', color: '#0f172a' }}>{v}</span>,
             },
             {
               title: '适用场景',
               dataIndex: 'scene',
-              width: 280,
+              width: '28%',
               render: (v: string) => <span style={{ fontSize: 13, lineHeight: 1.6, display: 'block', color: '#334155' }}>{v}</span>,
             },
             {
               title: '接口顺序',
               dataIndex: 'steps',
-              width: 240,
+              width: '22%',
               render: (v: string) => <pre className="api-docs__pre" style={{ whiteSpace: 'pre-wrap', wordBreak: 'break-all' }}>{v}</pre>,
             },
             {
               title: '相关接口',
               dataIndex: 'interfaces',
-              width: 260,
+              width: '22%',
               render: (v: string) => <pre className="api-docs__pre" style={{ whiteSpace: 'pre-wrap', wordBreak: 'break-all' }}>{v}</pre>,
             },
             {
               title: '建议',
               dataIndex: 'recommend',
-              width: 180,
+              width: '14%',
               render: (v: string) => <span style={{ fontSize: 13, lineHeight: 1.5, display: 'block', color: '#475569' }}>{v}</span>,
             },
           ]}