add location helper

app/src/main/ets/pages/map/MapPage.ets

@@ -1,6 +1,7 @@
-import { abilityAccessCtrl, bundleManager, common, PermissionRequestResult } from '@kit.AbilityKit';
+import { abilityAccessCtrl, bundleManager, common, PermissionRequestResult, Permissions } from '@kit.AbilityKit';
 import { geoLocationManager } from '@kit.LocationKit';
 import { BusinessError } from '@kit.BasicServicesKit';
+import { LocationHelper } from '../../utils/LocationHelper';
 
 @Component
 @Entry({routeName: 'MapPage'})
@@ -10,32 +11,12 @@ struct MapPage {
   @State isLocationPermission: boolean = false;
   @State locText: string = ''
 
-  checkLocationPermission() {
-    let manager = abilityAccessCtrl.createAtManager() // 得到manager对象
-    let appInfo =
-      bundleManager.getBundleInfoForSelfSync(bundleManager.BundleFlag.GET_BUNDLE_INFO_WITH_APPLICATION) // 获取应用信息
-    this.appName = appInfo.name;
-    let context: Context = getContext(this) as common.UIAbilityContext;
-    let permission:string = 'ohos.permission.LOCATION'
-    let status = manager.checkAccessTokenSync(appInfo.appInfo.accessTokenId, "ohos.permission.LOCATION")
-    if (status === abilityAccessCtrl.GrantStatus.PERMISSION_DENIED) {
-      this.isShowLocationPopup = true;
-      manager.requestPermissionsFromUser(context, ['ohos.permission.LOCATION'], (err: BusinessError, data: PermissionRequestResult) => {
-
-      });
-    } else {
-      this.getLocationAddress();
-    }
-  }
-
-  requestionLocationPermission() {
-
-  }
+  locationHelper: LocationHelper = new LocationHelper(getContext(this) as common.UIAbilityContext);
 
   @Builder
   locationViewBuilder() {
     Row() {
-      Text('开启定位权限，为您推荐附近商家与好物  ').fontSize(15);
+      Text('开启定位权限').fontSize(15);
       Button('去开启')
         .type(ButtonType.Normal)
         .height(24)
@@ -44,7 +25,6 @@ struct MapPage {
         .backgroundColor(Color.Red)
         .onClick(() => {
           if (this.isLocationPermission) {
-            this.checkLocationPermission()
           }
         })
 
@@ -73,23 +53,8 @@ struct MapPage {
   }
 
   aboutToAppear(): void {
-    this.checkLocationPermission()
-  }
+    this.locationHelper.requestPermissionsFromUser((allowScope: boolean, allowPrecision: boolean) => {
 
-  getLocationAddress() {
-    let reverseGeocodeRequest:geoLocationManager.ReverseGeoCodeRequest = {"latitude": 31.12, "longitude": 121.11, "maxItems": 1};
-    try {
-      geoLocationManager.getAddressesFromLocation(reverseGeocodeRequest, (err, data) => {
-        if (err) {
-          console.error('getAddressesFromLocation: err=' + JSON.stringify(err));
-        }
-        if (data) {
-          console.log('getAddressesFromLocation: data=' + JSON.stringify(data));
-          this.locText = data[0].placeName ?? '';
-        }
-      });
-    } catch (err) {
-      console.error("errCode:" + JSON.stringify(err));
-    }
+    })
   }
 }