HarmonyOS webrtc封装音视频通话在调用时没有触发获取权限，也没有采集视频

// xxx.ets 
import web_webview from '@ohos.web.webview' 
import abilityAccessCtrl, { PermissionRequestResult, Permissions } from '@ohos.abilityAccessCtrl'; 
 
@Entry 
@Component 
struct WebComponent { 
  controller: web_webview.WebviewController = new web_webview.WebviewController() 
 
  aboutToAppear() { 
    // 配置Web开启调试模式 
    web_webview.WebviewController.setWebDebuggingAccess(true); 
    let atManager = abilityAccessCtrl.createAtManager(); 
    atManager.requestPermissionsFromUser(getContext(this), ['ohos.permission.CAMERA', 'ohos.permission.MICROPHONE']) 
      .then(data => { 
        let result: Array<number> = data.authResults; 
        let hasPermissions1 = true; 
        result.forEach(item => { 
          if (item === -1) { 
            hasPermissions1 = false; 
          } 
        }) 
        if (hasPermissions1) { 
          console.info(" hasPermissions1") 
        } else { 
          console.info(" not hasPermissions1") 
        } 
      }).catch(() => { 
      return; 
    }); 
  } 
 
  build() { 
    Column() { 
      Web({ src: $rawfile('mediaDevices.html'), controller: this.controller }) 
        .onPermissionRequest((event) => { 
          if (event) { 
            AlertDialog.show({ 
              title: 'title', 
              message: 'text', 
              primaryButton: { 
                value: 'deny', 
                action: () => { 
                  event.request.deny() 
                } 
              }, 
              secondaryButton: { 
                value: 'onConfirm', 
                action: () => { 
                  event.request.grant(event.request.getAccessibleResource()) 
 
                } 
              }, 
              cancel: () => { 
                event.request.deny() 
              } 
            }) 
          } 
        }) 
    } 
  } 
}
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