fix: create final or repeat task before a task

src/app/app.component.html

@@ -72,9 +72,9 @@
                                                                 <button class="container-scenario-main-missions-mission-roles-role-tasks-menuButton" [style.background-color]="'#b9dfe3'" mat-menu-item (click)="addTask(mission, role, i, j, 'normal')">Ajouter une Tâche</button>
                                                                 <button class="container-scenario-main-missions-mission-roles-role-tasks-menuButton" [style.background-color]="'#bccecc'" mat-menu-item (click)="addTask(mission, role, i, j, 'annexe')">Ajouter une Tâche annexe</button>
                                                                 <button class="container-scenario-main-missions-mission-roles-role-tasks-menuButton" [style.background-color]="'#e8e3b3'" mat-menu-item (click)="addTask(mission, role, i, j, 'optionnal')">Ajouter une Tâche optionnelle</button>
-                                                                <button class="container-scenario-main-missions-mission-roles-role-tasks-menuButton" [style.background-color]="'#b28386'" mat-menu-item (click)="addTask(mission, role, i, j, 'final')" *ngIf="dontContainFinalOrRepeatTask(tasks)">Ajouter une Tâche finale</button>
+                                                                <button class="container-scenario-main-missions-mission-roles-role-tasks-menuButton" [style.background-color]="'#b28386'" mat-menu-item (click)="addTask(mission, role, i, j, 'final')" *ngIf="canCreateFinalOrRepeatTask(tasks, j)">Ajouter une Tâche finale</button>
                                                                 <button class="container-scenario-main-missions-mission-roles-role-tasks-menuButton" [style.background-color]="'#bfdaa3'" mat-menu-item (click)="addTask(mission, role, i, j, 'event')">Ajouter un Événement aléatoire</button>
-                                                                <button class="container-scenario-main-missions-mission-roles-role-tasks-menuButton" [style.background-color]="'#abbcc6'" mat-menu-item (click)="addTask(mission, role, i, j, 'repeat')" *ngIf="dontContainFinalOrRepeatTask(tasks)">Recommencer le tour</button>
+                                                                <button class="container-scenario-main-missions-mission-roles-role-tasks-menuButton" [style.background-color]="'#abbcc6'" mat-menu-item (click)="addTask(mission, role, i, j, 'repeat')" *ngIf="canCreateFinalOrRepeatTask(tasks, j)">Recommencer le tour</button>
                                                             </mat-menu>
                                                         </div>
                                                     </div>

src/app/app.component.ts

@@ -113,7 +113,6 @@ export class AppComponent {
                   task.symbol = Object.assign(new Symbol(), task.symbol);
                   task.characters = task.characters.map((characterData: any) => Object.assign(new Character(), characterData));
                   task.characters.forEach((character, index) => {
-                    console.log(character instanceof Character);
                     let i: number | undefined = scenario.characters.findIndex(element => element.name == character.name && element.description == character.description && element.color == character.color);
                     if (typeof i !== 'undefined' && i !== -1) {
                       task.characters[i] = scenario.characters[index];
@@ -154,4 +153,16 @@ export class AppComponent {
   dontContainFinalOrRepeatTask(tasks: (Task|null)[]): boolean {
     return !(tasks.some(task => task?.type == 'final') || tasks.some(task => task?.type == 'repeat'));
   }
+
+  dontHaveTaskAfter(tasks: (Task|null)[], index: number): boolean {
+    return !tasks.slice(index, tasks.length).some(task => task instanceof Task);
+  }
+
+  canCreateFinalOrRepeatTask(tasks: (Task|null)[], index: number): boolean {
+    let res: boolean = false;
+    if (this.dontContainFinalOrRepeatTask(tasks) && this.dontHaveTaskAfter(tasks, index)) {
+      res = true;
+    }
+    return res;
+  }
 }
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