网易云微信小程序细节

"window": {
    "backgroundTextStyle": "light",
    "navigationBarBackgroundColor": "#c20c0c",
    "navigationBarTitleText": "网易云音乐",
    "navigationBarTextStyle": "white"
  }

"tabBar": {
    "color": "#777777",
    "selectedColor": "#c20c0c",
    "list": [
      {
        "pagePath": "pages/SongList/SongList",
        "text": "首页",
        "iconPath": "./image/music1.png",
        "selectedIconPath": "./image/music.png"
      },
      {
        "pagePath": "pages/Find/Find",
        "text": "发现",
        "iconPath": "./image/find1.png",
        "selectedIconPath": "./image/find.png"
      }
    ]
  }

/* 
  封装 网络请求
*/
class Request {
  request(url, method, data, loading) {
    return new Promise((resolve, reject) => {
      // 判断是否把 loading 状态传递过来了
      if (loading) {
        wx.showLoading({
          title: '数据加载中',
        })
      }
      wx.request({
        url: 'http://localhost:3000' + url,
        data: data || {},
        method: method,
        success: (result) => {
          resolve(result)
        },
        fail: (res) => {
          reject(res)
        },
        complete: (res) => {
          setTimeout(() => {
            // 请求完成的时候 就把 loadding 隐藏了即可
            wx.hideLoading()
          }, 150)
        },
      })
    })
  }

  /* 
    这里携带 laodding 就是通过传递参数来决定是不是 有loadding
  */
  // get 请求
  get(url, data, loadding) {
    return this.request(url, "get", data, loadding)
  }
  // post 请求
  post(url, data, loadding) {
    return this.request(url, "post", data, loadding)
  }
}

// 导出封装实例
export default new Request()