createTask() {
        //start the loading animation
        var loader = new LoadingIndicator();
        loader.show();

        console.log(JSON.stringify(this.request));

        //send task to server
        this.taskService.sendTask(this.request).subscribe((result) => {
            console.log("got response: " + result);

            //stop the loading animation
            loader.hide();

            //navigate back to home
            this._router.navigate(["StaffScreen/Home"]);
        }, (error) => {
            console.log("error posting task");
            console.log(JSON.stringify(error));
            loader.hide();
            alert("Error. Task could not be made. Check your internet connection and try again");
        });
    }

 public showLoaderMsgAndDetails() {
   this.indicator.show({ message: 'One moment', ios: { details: 'Updating data...' } });
   setTimeout(() => {
     this.indicator.show({ ios: { details: 'Transferring secret codes...' } });
     this.demoLoader();
   }, 1000);
 }

        this.taskService.sendTask(this.request).subscribe((result) => {
            console.log("got response: " + result);

            //stop the loading animation
            loader.hide();

            //navigate back to home
            this._router.navigate(["StaffScreen/Home"]);
        }, (error) => {

 public showLoaderModeCustom() {
   this.indicator.show({ message: 'Completed', ios: { mode: MBProgressHUDModeCustomView, customView: 'Checkmark.png' } });
   this.demoLoader();
 }

 public showLoaderModeText() {
   this.indicator.show({ message: 'Text only', ios: { mode: MBProgressHUDModeText } });
   this.demoLoader();
 }

 public showLoaderDeterminateHorizontalBar() {
   this.indicator.show({ ios: { mode: MBProgressHUDModeDeterminateHorizontalBar } });
   this.demoProgress();
 }

 public showLoaderAnnularDeterminate() {
   this.indicator.show({ ios: { mode: MBProgressHUDModeAnnularDeterminate } });
   this.demoProgress();
 }

 public showLoaderColor() {
   this.indicator.show({ ios: { color: '#4B9ED6' } });
   this.demoLoader();
 }

 setTimeout(() => {
   this.indicator.show({ progress: 35 });
 }, 1500);

 setTimeout(() => {
   this.indicator.show({ progress: 0.99 });
 }, 4500);