Refactor(首页):如果当前定位成功和上一次的定位城市不同，才更新城市名称，并重新获取首页的数据

pages/home/index.vue

@@ -713,6 +713,9 @@ export default {
         const { data } = res
         this.bannerList = data.banner || []
       })
+      console.timeEnd()
+      console.log('^^^^^^^^^^^^^^^^获取定位开始')
+      console.time()
       this.getLocationData()
     },
     // 定位失败，重新唤起定位授权
@@ -723,16 +726,25 @@ export default {
       }))
     },
     getLocationData() {
+      const cityName = uni.getStorageSync('locationCityName')
+      if (cityName) {
+        this.cityName = cityName
+        this.getPageData()
+      }
       this.isLocating = true
       getLocationPromise().then(mapData => {
         if (mapData.errMsg) {
           const { latitude, longitude } = mapData
           getCurAddress(latitude, longitude, address => {
             console.log(address)
-            this.cityName = address.city
-            uni.setStorageSync('locationCityName', this.cityName)
+            const resCityName = address.city || ''
+            // 如果当前定位成功和上一次的定位城市不同，才更新城市名称
+            if (resCityName !== this.cityName) {
+              this.cityName = address.city
+              uni.setStorageSync('locationCityName', this.cityName)
+              this.getPageData()
+            }
             this.isLocating = false
-            this.getPageData()
           })
         } else {
           this.isLocating = false
@@ -743,6 +755,9 @@ export default {
       })
     },
     getPageData() {
+      console.timeEnd()
+      console.log('^^^^^^^^^^^^^^^^获取定位成功/失败开始获取首页数据')
+      console.time()
       const _this = this
       uni.showLoading({ title: '加载中' })
       getHomeData({ cityName: this.cityName }).then(res => {