"permission": {
 "scope.userLocation": {
 "desc": "你的位置信息將用于小程序位置接口的效果展示"
 }
 }

 onShow: function () {
 //初始獲取定位權限
 wx.authorize({
 scope: 'scope.userLocation',
 success: (res) => {

 },
 })
 },

<input bindfocus="openMap" value='{{address}}' placeholder="點擊選擇詳細地址"></input>

 openMap:function(e){
 var that = this
 wx.getSetting({
 success(res){
 //這里判斷是否有地位權限
 if (!res.authSetting['scope.userLocation']) {
 wx.showModal({
 title: '提示',
 content: '請求獲取位置權限',
 success:function(res){
 if(res.confirm==false){
 return false;
 }
 wx.openSetting({
 success(res) {
 //如果再次拒絕則返回頁面并提示
 if (!res.authSetting['scope.userLocation']) {
 wx.showToast({
 title: '此功能需獲取位置信息，請重新設置',
 duration: 3000,
 icon: 'none'
 })
 } else {
 //允許授權，調用地圖
 that.chooseMap()
 }
 }
 })
 }
 }) 
 } else {
 //如果有定位權限，調用地圖
 that.chooseMap()
 }

 }

 })
 },

 chooseMap(){
 var that = this
 wx.chooseLocation({
 success: function (res) {
 that.setData({
 address: res.address,
 latitude: res.latitude,
 longitude: res.longitude
 })
 },
 fail: function (res) {
 console.log(res)
 }
 })
 },