import { Test } from '@/modules/tests/entities/test.entity';
import { User } from '@/modules/users/entities/user.entity';
import {
  Column,
  CreateDateColumn,
  Entity,
  ManyToOne,
  OneToMany,
  OneToOne,
  PrimaryGeneratedColumn,
  BaseEntity,
} from 'typeorm';
import { SubmissionStatus } from '../enums/submission-status.enum';
import { SubmissionAnswer } from './submission-answer.entity';
import { SubmissionResult } from './submission-result.entity';
import { Question } from '@/modules/questions/entities/question.entity';

@Entity()
export class Submission extends BaseEntity {
  @PrimaryGeneratedColumn()
  id!: number;

  @Column({ type: 'varchar', nullable: true })
  code!: string;

  @ManyToOne(() => User, { onDelete: 'CASCADE' })
  user!: User;

  @ManyToOne(() => Test, { onDelete: 'CASCADE' })
  test!: Test;

  @Column({
    type: 'enum',
    enum: SubmissionStatus,
    default: SubmissionStatus.IN_PROGRESS,
  })
  status!: SubmissionStatus;

  @ManyToOne(() => Question, { onDelete: 'SET NULL', nullable: true })
  currentQuestion!: Question | null;

  @OneToMany(() => SubmissionAnswer, (answer) => answer.submission)
  answers!: Array<SubmissionAnswer>;

  @OneToOne(() => SubmissionResult, (result) => result.submission)
  result?: SubmissionResult;

  @CreateDateColumn()
  createdAt!: Date;

  @Column({ type: 'timestamptz', nullable: true })
  completedAt?: Date;
}