import {
  Column,
  CreateDateColumn,
  Entity,
  JoinColumn,
  ManyToOne,
  PrimaryGeneratedColumn,
  UpdateDateColumn,
} from 'typeorm';
import { AllowanceChangeRequestStatus } from '../enums';
import { Allowance } from './allowance.entity';

@Entity('allowance_change_requests')
export class AllowanceChangeRequest {
  @PrimaryGeneratedColumn('uuid')
  id!: string;

  @Column({ type: 'text', name: 'reason' })
  reason!: string;

  @Column({
    type: 'decimal',
    precision: 10,
    scale: 2,
    name: 'amount',
    transformer: { to: (value: number) => value, from: (value: string) => parseFloat(value) },
  })
  amount!: number;

  @Column({ type: 'varchar', length: 255, name: 'status', default: AllowanceChangeRequestStatus.PENDING })
  status!: AllowanceChangeRequestStatus;

  @Column({ type: 'uuid', name: 'allowance_id' })
  allowanceId!: string;

  @ManyToOne(() => Allowance, (allowance) => allowance.changeRequests)
  @JoinColumn({ name: 'allowance_id' })
  allowance!: Allowance;

  @CreateDateColumn({ name: 'created_at', type: 'timestamp with time zone', default: () => 'CURRENT_TIMESTAMP' })
  createdAt!: Date;

  @UpdateDateColumn({ name: 'updated_at', type: 'timestamp with time zone', default: () => 'CURRENT_TIMESTAMP' })
  updatedAt!: Date;
}