How to use

Loading

in

ionic-angular

ionViewDidLoad() {
  let loading = this.loadingCtrl.create({
   content: "Map is loading..."
  });
  loading.present();
  this.geolocation.getCurrentPosition().then((resp) => {
   console.log('abe to get cooord',resp)
   console.log("ionViewDidLoad DashboardPage");
   this.dashboardService.list(resp.coords.latitude.toString(),resp.coords.longitude.toString()).subscribe(
    data => {
     loading.dismiss();
     console.log(data["Response"]["View"][0]["Result"]);
     this.show = data["Response"]["View"][0]["Result"];
    },
    error => {
     loading.dismiss();
     console.log('errorrrrr',error);
    }
   );
   }).catch((error) => {
   loading.dismiss();
    console.log('Error getting location', error);
   });
   setTimeout(() => {
   console.log("Async operation has ended");
   loading.dismiss();
  }, 7000);
   
 }

login() {
  let loading = this.loadingCtrl.create({
   content: "Please wait..."
  });
  loading.present();
  this.loginService.login(this.username, this.password).subscribe(
   data => {
    // this.statusBar.backgroundColorByHexString("#25312C")
    this.provider.token = data['token'];
    localStorage.setItem('token', this.provider.token);
    this.provider.userData = jwtDecode( data['token']);
    console.log(this.provider.userData)
    this.navCtrl.push(TabsPage);
    loading.dismiss();
   },
   error => {
    console.log(error)
    let alert = this.alertCtrl.create({
     title: "Alert!",
     subTitle: "OOOOPS... Something Went Wrong",
     buttons: ["Dismiss"]
    });
    loading.dismiss();
    alert.present();
   }
  );
 }

 content: "Please wait..."
});
loading.present();
this.bookingService
 .listBookingByUser(this.provider.userData.data.USERID)
   console.log("urlss", url);
   if (data.length === 0) {
    loading.dismiss();
     });
    } catch (error) {
     loading.dismiss();
     console.log(error);
    if (iter === data.length - 1) {
     this.show = temp;
     loading.dismiss();
   loading.dismiss();
   console.log(error);

 content: "Please wait..."
});
loading.present();
this.signupService
 .signup(
    buttons: ["Dismiss"]
   });
   loading.dismiss();
   alert.present();
   this.navCtrl.pop();
    buttons: ["Dismiss"]
   });
   loading.dismiss();
   alert.present();
   this.navCtrl.pop();

 content: "Please wait..."
});
loading.present();
if ((this.origin, this.dest, this.date)) {
 this.Year = Number(this.date.split("-")[0]);
    if(data.length){
    console.log("data", data);
    loading.dismiss()
    this.navCtrl.push(BookingPage, {
     item: data
     buttons: ["Dismiss"]
    });
    loading.dismiss();
    alert.present();
     buttons: ["Dismiss"]
    });
    loading.dismiss();
    alert.present();
    console.log(error);
  buttons: ["Dismiss"]
 });
 loading.dismiss();
 alert.present();

 content: "Please wait..."
});
loading.present();
 this.listingService
  .listFlights(
    if(data.length){
    console.log("data", data);
    loading.dismiss()
    this.navCtrl.push(BookingPage, {
     item: data
     buttons: ["Dismiss"]
    });
    loading.dismiss();
    alert.present();
     buttons: ["Dismiss"]
    });
    loading.dismiss();
    alert.present();
    console.log(error);

 content: "Please wait..."
});
loading.present();
this.bookingService
 .booking(
   loading.dismiss();
   alert2.present();
   this.navCtrl.pop();
    buttons: ["Dismiss"]
   });
   loading.dismiss();
   alert3.present();
   this.navCtrl.pop();

 content: "Please wait..."
});
loading.present();
this.checkinService.checkin(bookingid, userid).subscribe(
 data1 => {
     });
     alert.present();
     loading.dismiss();
    },
    error => {
     });
     alert.present();
     loading.dismiss();
     console.log(error);

 content: "Please wait..."
});
loading.present();
this.odmService
 .getODM(src, dest, this.provider.userData.data.TIER, 30000)
   if (data["code"] != 404) {
    console.log(data);
    loading.dismiss();
    this.navCtrl.push(OffersPage, {
     item: {
     buttons: ["Dismiss"]
    });
    loading.dismiss();
    alert3.present();
   loading.dismiss();
     content: "Please wait..."
    });
    loading.present();
    this.bookingService
     .booking(
       loading.dismiss();
       alert2.present();
       this.navCtrl.pop();

 content: "Please wait..."
});
loading.present();
this.bookingService
 .listBookingByUser(this.provider.userData.data.USERID)
   console.log("urlss", url);
   if(data.length===0){
    loading.dismiss();
     });
    } catch (error) {
     loading.dismiss();
     refresher.complete();
     console.log(error);
    if (iter === data.length - 1) {
     this.show = temp;
     loading.dismiss();
     refresher.complete();
   loading.dismiss();
   console.log(error);