taro 用户授权和引导再次授权案例

骑猪看日落 2021-07-24 11:31 566阅读 0赞

import React, {  Component } from 'react'
    import {  connect } from 'react-redux'
    import {  View, Button, Text,ScrollView } from '@tarojs/components'
    import {  AtButton } from 'taro-ui'
    import Taro from '@tarojs/taro'
    
    import './index.less'
    
    import TopSearch from '../../components/common/topSearch'
    import Banner from '../../components/common/banner'
    import Grid from './child/grid'
    import New from './child/new'
    import Hot from './child/hot'
    import Tabs from './child/tabs'
    
    import { api} from '../../utils/api'
    
    class Index extends Component { 
      componentWillReceiveProps (nextProps) { 
        console.log(this.props, nextProps)
      }
    
      state={ 
        show:true
      }
    
      componentWillUnmount () {  }
    
      componentDidShow () {  }
    
      componentDidHide () {  }
    
      async componentDidMount()
      { 
        this.getLocationAuthorize();
      }
      
      //获取授权并获取地理位置信息
      getLocationAuthorize=()=>{ 
        let that=this;
        //检测是否已经开启权限
        Taro.getSetting({ 
          success: function (res) { 
              console.log(res.authSetting)
              //如果没有开启,则提示开启权限
              if(!res.authSetting['scope.userLocation'])
              { 
                Taro.authorize({ 
                  scope: 'scope.userLocation',
                  success: function () { 
                    //根据获取经纬度后逆地址解析获取当前位置
                    that.getLocation();
                  },
                  fail:function()
                  { 
                    Taro.showToast({ 
                      title:'获取位置信息失败',
                      icon:'none'
                    })
                    //拒绝授权引导用户手动授权
                    Taro.showModal({ 
                      title: '提示！',
                      confirmText: '去设置',
                      showCancel: false,
                      content: '获取地理位置信息',
                      success: function(res) { 
                        if (res.confirm) { 
                          Taro.openSetting({ 
                            success: function (res) { 
                              console.log(res.authSetting)
                            }
                          })
                        }
                      }
                    })
                  }
                })
                
              }
    
            }
        })
    
     
    }
      //获取地理位置信息
      getLocation=()=>{ 
            Taro.getLocation({ 
            type: 'gcj02', //返回可以用于 Taro.openLocation的经纬度
            success: function (res) { 
              const latitude = res.latitude
              const longitude = res.longitude
              var QQMapWX = require('../..//utils/sdk/qqmap-wx-jssdk.min.js');
    
              var qqmapsdk = new QQMapWX({ 
                key: '腾讯地图密钥' // 必填
              });  
              console.log(latitude,longitude);
              qqmapsdk.reverseGeocoder({ 
                location:{ latitude,longitude},
                success: function(res){ 
                    
                    Taro.showToast({ 
                      title:res.result.address_component.city
                    })
                }
    
              })
            }
        })
      }
    
      
    
    
      render () { 
    
        return (
          <View className='index'>
            <TopSearch />
            <View className='i-c'>
              <ScrollView
                scrollY
                style='height:100%'
              >
                <Banner />
                <Grid />
                <New />
                <Hot />
                <Tabs />
              </ScrollView>
            </View>
    
          </View>
        )
      }
    }
    
    export default Index