import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  ManyToOne,
  JoinColumn,
} from 'typeorm';
import { Student } from './student.entity';
import { Room } from './room.entity';
import { Tenant } from './tenant.entity';
import { Department } from './department.entity';

@Entity('occupancies')
export class Occupancy {
  @PrimaryGeneratedColumn()
  id: number;

  @Column({ name: 'student_id' })
  studentId: number;

  @Column({ name: 'room_id' })
  roomId: number;

  @Column({ name: 'check_in_date', type: 'date' })
  checkInDate: string;

  @Column({ name: 'check_out_date', type: 'date', nullable: true })
  checkOutDate: string;

  @Column({ name: 'billing_start_date', type: 'date' })
  billingStartDate: string;

  @Column({ name: 'billing_end_date', type: 'date', nullable: true })
  billingEndDate: string;

  @Column({ name: 'check_out_reason', length: 100, nullable: true })
  checkOutReason: string;

  @Column({ type: 'text', nullable: true })
  notes: string;

  @Column({ name: 'rental_type', length: 10, default: 'short' })
  rentalType: string;

  @Column({ name: 'tenant_id', type: 'integer', nullable: true })
  tenantId: number;

  @ManyToOne(() => Tenant, { nullable: true })
  @JoinColumn({ name: 'tenant_id' })
  tenant: Tenant;

  @CreateDateColumn({ name: 'created_at' })
  createdAt: Date;

  @ManyToOne(() => Student, (s) => s.occupancies)
  @JoinColumn({ name: 'student_id' })
  student: Student;

  @ManyToOne(() => Room, (r) => r.occupancies)
  @JoinColumn({ name: 'room_id' })
  room: Room;

  @Column({ name: 'department_id', type: 'integer', nullable: true })
  departmentId: number;

  @ManyToOne(() => Department, { nullable: true })
  @JoinColumn({ name: 'department_id' })
  department: Department;
}