reset task identifier on duplicate identifier in a role

src/app/pieces/tasks/annexe-task/annexe-task.component.ts

@@ -240,6 +240,7 @@ export class AnnexeTaskComponent implements OnInit {
     this.task.identifier = value;
     if (this.role.isAlreadyUsedIdentifier(this.task.identifier)) {
       this._snackBar.openFromComponent(IdentifierSnackbarComponent, { duration: 5000 });
+      this.task.identifier = '';
     }
   }
 

src/app/pieces/tasks/final-task/final-task.component.ts

@@ -242,6 +242,7 @@ export class FinalTaskComponent implements OnInit {
     this.task.identifier = value;
     if (this.role.isAlreadyUsedIdentifier(this.task.identifier)) {
       this._snackBar.openFromComponent(IdentifierSnackbarComponent, { duration: 5000 });
+      this.task.identifier = '';  
     }
   }
 

src/app/pieces/tasks/optionnal-task/optionnal-task.component.ts

@@ -259,6 +259,7 @@ export class OptionnalTaskComponent implements OnInit {
     this.task.identifier = value;
     if (this.role.isAlreadyUsedIdentifier(this.task.identifier)) {
       this._snackBar.openFromComponent(IdentifierSnackbarComponent, { duration: 5000 });
+      this.task.identifier = '';  
     }
   }
 

src/app/pieces/tasks/random-event/random-event.component.ts

@@ -237,6 +237,7 @@ export class RandomEventComponent implements OnInit {
     this.task.identifier = value;
     if (this.role.isAlreadyUsedIdentifier(this.task.identifier)) {
       this._snackBar.openFromComponent(IdentifierSnackbarComponent, { duration: 5000 });
+      this.task.identifier = '';    
     }
   }
 

src/app/pieces/tasks/task/task.component.ts

@@ -270,6 +270,7 @@ export class TaskComponent implements OnInit {
     this.task.identifier = value;
     if (this.role.isAlreadyUsedIdentifier(this.task.identifier)) {
       this._snackBar.openFromComponent(IdentifierSnackbarComponent, { duration: 5000 });
+      this.task.identifier = '';
     }
   }