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miniprogram/utils/request.js

@@ -0,0 +1,58 @@
+const app = getApp()
+
+function getBaseURL() {
+  return app.globalData.baseURL || 'http://127.0.0.1:5000/api'
+}
+
+function getToken() {
+  return app.globalData.token || wx.getStorageSync('token') || ''
+}
+
+function request({ url, method = 'GET', data = {}, header = {} }) {
+  return new Promise((resolve, reject) => {
+    const token = getToken()
+    const headers = {
+      'Content-Type': 'application/json',
+      ...header
+    }
+
+    if (token) {
+      headers.Authorization = `Bearer ${token}`
+    }
+
+    wx.request({
+      url: `${getBaseURL()}${url}`,
+      method,
+      data,
+      header: headers,
+      success: (res) => {
+        if (res.statusCode === 401) {
+          app.clearAuth()
+          wx.showToast({ title: '登录已过期，请重新登录', icon: 'none' })
+          setTimeout(() => wx.reLaunch({ url: '/pages/login/index' }), 600)
+          reject(new Error('Unauthorized'))
+          return
+        }
+
+        const body = res.data || {}
+        if (body.code === 0) {
+          resolve(body.data)
+          return
+        }
+
+        const message = body.message || '请求失败'
+        wx.showToast({ title: message, icon: 'none' })
+        reject(new Error(message))
+      },
+      fail: (err) => {
+        const msg = (err && err.errMsg) || '网络异常，请检查后端地址'
+        wx.showToast({ title: msg, icon: 'none' })
+        reject(err)
+      }
+    })
+  })
+}
+
+module.exports = {
+  request
+}