backend/src/booking/dtos/create-booking.dto.ts

import { ApiProperty } from '@nestjs/swagger';
import {
  IsDate,
  IsNotEmpty,
  IsString,
  IsUUID,
  Matches,
  MinDate,
} from 'class-validator';

export class CreateBookingDto {
  @ApiProperty({
    type: 'string',
    example: '4fa85f64-5717-4562-b3fc-2c963f66afa7',
  })
  @IsNotEmpty()
  @IsUUID('4', { message: 'Invalid space UUID provided' })
  spaceUuid: string;

  @ApiProperty({
    type: Date,
  })
  @IsNotEmpty()
  @IsDate()
  @MinDate(new Date())
  date: Date;

  @ApiProperty({ example: '09:00' })
  @IsString()
  @IsNotEmpty({ message: 'Start time cannot be empty' })
  @Matches(/^([01]?[0-9]|2[0-3]):[0-5][0-9]$/, {
    message: 'Start time must be in HH:mm format (24-hour)',
  })
  startTime: string;

  @ApiProperty({ example: '17:00' })
  @IsString()
  @IsNotEmpty({ message: 'End time cannot be empty' })
  @Matches(/^([01]?[0-9]|2[0-3]):[0-5][0-9]$/, {
    message: 'End time must be in HH:mm format (24-hour)',
  })
  endTime: string;
}