实现部分页面前后端相通

gym-manage-uniapp/utils/request.js

@@ -0,0 +1,63 @@
+const luchRequest = require('luch-request')
+const Request = luchRequest.default || luchRequest
+const { generateSignatureHeaders } = require('./signature')
+const store = require('../store/index')
+
+const BASE_URL = 'http://localhost:8084/api'
+
+const http = new Request({
+  baseURL: BASE_URL,
+  timeout: 15000,
+  header: {
+    'Content-Type': 'application/json'
+  }
+})
+
+// 请求拦截器
+http.interceptors.request.use(
+  (config) => {
+    // 注入 JWT token
+    const token = store.getToken()
+    if (token) {
+      config.header = config.header || {}
+      config.header.Authorization = 'Bearer ' + token
+    }
+
+    // 注入签名头
+    const method = (config.method || 'GET').toUpperCase()
+    const url = config.url || ''
+    const body = config.data
+
+    const signatureHeaders = generateSignatureHeaders(method, url, body)
+    config.header = config.header || {}
+    Object.assign(config.header, signatureHeaders)
+
+    return config
+  },
+  (error) => Promise.reject(error)
+)
+
+// 响应拦截器
+http.interceptors.response.use(
+  (response) => {
+    // 直接返回 data，统一解包
+    if (response.statusCode === 200) {
+      return response.data
+    }
+    return response
+  },
+  (error) => {
+    // 401 处理：清除登录态，跳转登录页
+    if (error.statusCode === 401) {
+      store.clearLogin()
+      const pages = getCurrentPages()
+      const currentPage = pages[pages.length - 1]
+      if (currentPage && currentPage.route !== 'pages/login/login') {
+        uni.reLaunch({ url: '/pages/login/login' })
+      }
+    }
+    return Promise.reject(error)
+  }
+)
+
+module.exports = http