save() {
    const settings = {};
    _.forIn(this.settingsForm.controls, (control, key) => {
      if (!(control.value === '' || control.value === null)) {
        settings[key] = control.value;
      }
    });

    this.target_controls.setValue(settings);
    this.modalRef.hide();
  }

  save() {
    const settings = {};
    _.forIn(this.settingsForm.value, (value, key) => {
      if (!(value === '' || value === null)) {
        settings[key] = value;
      }
    });

    this.imagesSettings[this.image] = settings;
    this.imagesSettings = { ...this.imagesSettings };
    this.modalRef.hide();
  }

 save() {
   const backstore = this.model.backstore;
   const settings = {};
   _.forIn(this.model[backstore], (value, key) => {
     if (!(value === '' || value === null)) {
       settings[key] = value;
     }
   });
   this.imagesSettings[this.image]['backstore'] = backstore;
   this.imagesSettings[this.image][backstore] = settings;
   this.imagesSettings = { ...this.imagesSettings };
   this.modalRef.hide();
 }

 cancel() {
   this.modalRef.hide();
   if (this.onCancel) {
     this.onCancel();
   }
 }

 save(appointment:Appointment){
   this.appointmentService.save(appointment, appointment._id).subscribe();
   this.refresh();
   this.modalRef.hide();
 }

 this.bsModalRef.content.onClose = (myData) => {
   this.refresh();
   this.bsModalRef.hide();
   this.myData = myData;
 };

 () => {
   this.modalRef.hide();
 }