add fk to entity

src/polls/entities/answer.entity.ts

@@ -8,6 +8,7 @@ import {
 import { Question } from './question.entity';
 import { User } from './user.entity';
 import { QuestionOption } from './questionOptions';
+import { Choice } from './choice.entity';
 
 @Entity()
 @Unique(['questionOption', 'user'])
@@ -15,6 +16,14 @@ export class Answer {
   @PrimaryGeneratedColumn({})
   id: number;
 
+  @ManyToOne(() => Question, (question: Question) => question.answers)
+  @JoinColumn([{ name: 'questionId', referencedColumnName: 'id' }])
+  question: Question;
+
+  @ManyToOne(() => Choice)
+  @JoinColumn([{ name: 'choiceId', referencedColumnName: 'id' }])
+  choice: Choice;
+
   @ManyToOne(() => QuestionOption)
   @JoinColumn([
     { name: 'questionId', referencedColumnName: 'question' },
@@ -22,10 +31,6 @@ export class Answer {
   ])
   questionOption: QuestionOption;
 
-  @ManyToOne(() => Question, (question: Question) => question.answers)
-  @JoinColumn([{ name: 'questionId', referencedColumnName: 'id' }])
-  question: Question;
-
   @ManyToOne(() => User)
   user: User;
 }