add chronologie to role and scenario + task repeat

src/app/class/comment/comment.ts

 export class Comment {
 
     content: string = '';
-    answers: Comment[] = [];
+    answers: string[] = [];
 
 }

src/app/class/repeat/repeat.spec.ts

+import { Repeat } from './repeat';
+
+describe('Repeat', () => {
+  it('should create an instance', () => {
+    expect(new Repeat()).toBeTruthy();
+  });
+});

src/app/class/repeat/repeat.ts

+export class Repeat {
+
+    iteration: number = 0;
+    while: string = '';
+
+}

src/app/class/role/role.ts

+import { Step } from "../step/step";
 import { Task } from "../task/task";
 
 export class Role {
@@ -10,5 +11,6 @@ export class Role {
     tasks: Task[][] = [
         [new Task('normal')]
     ]
+    chronologie: Step[] = [];
 
 }

src/app/class/scenario/scenario.ts

@@ -2,6 +2,7 @@ import { Character } from "../character/character";
 import { GameContext } from "../game-context/game-context";
 import { GameEducationnalObjective } from "../game-educationnal-objective/game-educationnal-objective";
 import { Mission } from "../mission/mission";
+import { Step } from "../step/step";
 
 export class Scenario {
 
@@ -9,5 +10,5 @@ export class Scenario {
     context: GameContext = new GameContext();
     missions: Mission[] = [new Mission()];
     characters: Character[] = [];
-
+    chronologie: Step[] = [new Step()];
 }
\ No newline at end of file

src/app/class/step/step.spec.ts

+import { Step } from './step';
+
+describe('Step', () => {
+  it('should create an instance', () => {
+    expect(new Step()).toBeTruthy();
+  });
+});

src/app/class/step/step.ts

+export class Step {
+
+    description: string = '';
+    durarion: number = 0;
+    durationUnit: string = 'UT';
+    comments: Comment[] = [];
+}

src/app/class/task/task.ts

 import { Character } from "../character/character";
 import { Comment } from "../comment/comment";
+import { Repeat } from "../repeat/repeat";
 import { Symbol } from "../symbol/symbol";
 
 export class Task {
@@ -13,6 +14,7 @@ export class Task {
     durationUnite: string = 'UT';
     comments: Comment[] = [];
     character: Character = new Character();
+    repeat: Repeat = new Repeat();
 
     constructor(type: string) {
         this.type = type;