初始

app.js

@@ -0,0 +1,54 @@
+// app.js
+App({
+  globalData: {
+    userInfo: null,
+    baseUrl: 'https://api.example.com', // API基础地址
+    token: ''
+  },
+
+  onLaunch() {
+    // 小程序启动时执行
+    this.initApp();
+  },
+
+  // 初始化应用
+  initApp() {
+    // 获取本地存储的token
+    const token = wx.getStorageSync('token');
+    if (token) {
+      this.globalData.token = token;
+    }
+
+    // 获取系统信息
+    this.getSystemInfo();
+  },
+
+  // 获取系统信息
+  getSystemInfo() {
+    try {
+      const systemInfo = wx.getSystemInfoSync();
+      this.globalData.systemInfo = systemInfo;
+      this.globalData.statusBarHeight = systemInfo.statusBarHeight;
+      this.globalData.navBarHeight = systemInfo.platform === 'ios' ? 44 : 48;
+    } catch (e) {
+      console.error('获取系统信息失败', e);
+    }
+  },
+
+  // 检查登录状态
+  checkLogin() {
+    return !!this.globalData.token;
+  },
+
+  // 设置Token
+  setToken(token) {
+    this.globalData.token = token;
+    wx.setStorageSync('token', token);
+  },
+
+  // 清除Token
+  clearToken() {
+    this.globalData.token = '';
+    wx.removeStorageSync('token');
+  }
+});