([‘scope.userInfo',‘scope.userLocation'，‘scope.address'，‘scope.record'，‘scope.writePhotosAlbum']) 

// scope.jsimport es6 from '../helpers/es6-promise'// 獲取用戶授權(quán)function getScope(scopeName) { return new es6.Promise(function (resolve, reject) {  // 查詢授權(quán)  wx.getSetting({   success(res) {    if (!res.authSetting[scopeName]) {     // 發(fā)起授權(quán)     wx.authorize({      scope: scopeName,      success() {       resolve(0)      }, fail() {       resolve(1)      }     })    }   }  }) })}module.exports = { getScope: getScope }

// index.jsimport scope from "../../service/scope"Page({onShow() {  let list = ["scope.userInfo", "scope.userLocation", "scope.address", "scope.record"];  // 記錄請(qǐng)求結(jié)果  let num = 0;  // 問(wèn)題1：怎么改成循環(huán)方式？  scope.getScope(list[0]).then(function (res) {   num += res;   scope.getScope(list[1]).then(function (res) {    num += res;    scope.getScope(list[2]).then(function (res) {     num += res;     scope.getScope(list[3]).then(function (res) {      num += res;      // 調(diào)起設(shè)置界面      if (num) {       wx.openSetting({        success(res) {         // 允許獲取用戶信息         if (res.authSetting["scope.userInfo"])          userService.login()        }       })      } else {       userService.login()      }     })    })   })  })})