Improve validation

src/app/shared/agenda/edit-event/edit-event.page.ts

@@ -10,7 +10,7 @@ import { SearchPage } from 'src/app/pages/search/search.page';
 import { AttachmentsService } from 'src/app/services/attachments.service';
 import { Attachment } from 'src/app/models/attachment.model';
 import { ToastService } from 'src/app/services/toast.service';
-import { FormControl } from '@angular/forms';
+import { FormControl, FormGroup, Validators } from '@angular/forms';
 import * as moment from 'moment';
 
 @Component({
@@ -43,6 +43,9 @@ export class EditEventPage implements OnInit {
   public stepMinute = 5;
   public stepSecond = 5;
 
+  Form: FormGroup;
+  validateFrom = false
+
   @Input() taskParticipants: EventPerson[];
   @Input() taskParticipantsCc: EventPerson[];
   @Input() profile:string;
@@ -147,8 +150,49 @@ export class EditEventPage implements OnInit {
     this.deleteTemporaryData();
   }
 
+
+  runValidation() {
+    this.validateFrom  = true
+  }
+
+  injectValidation() {
+
+    this.Form = new FormGroup({
+      Subject: new FormControl(this.postEvent.Subject, [
+        Validators.required,
+        // Validators.minLength(4)
+      ]),
+      Location: new FormControl(this.postEvent.Location, [
+        Validators.required,
+      ]),
+      CalendarName: new FormControl(this.postEvent.CalendarName),
+      Categories: new FormControl(this.postEvent.Categories[0], [
+        Validators.required
+      ]),
+      dateStart: new FormControl(this.dateStart, [
+        Validators.required
+      ]),
+      dateEnd: new FormControl(this.dateEnd, [
+        Validators.required
+      ]),
+      IsRecurring: new FormControl(this.postEvent.IsRecurring, [
+        Validators.required
+      ]),
+      participantes: new FormControl(this.taskParticipantsCc.concat(this.taskParticipants), [
+        Validators.required
+      ]),
+
+    })
+  }
+
+
   async save() {
 
+    this.injectValidation()
+    this.runValidation()
+
+    if(this.Form.invalid) return false
+
     this.getDatepickerData()
     this.postEvent.Attendees = this.taskParticipants.concat(this.taskParticipantsCc);