backend/libs/common/src/dto/pagination.request.dto.ts

import { ApiProperty } from '@nestjs/swagger';
import { Transform } from 'class-transformer';
import { IsBoolean, IsOptional } from 'class-validator';
import { BooleanValues } from '../constants/boolean-values.enum';
import { IsPageRequestParam } from '../validators/is-page-request-param.validator';
import { IsSizeRequestParam } from '../validators/is-size-request-param.validator';

export class PaginationRequestGetListDto {
  @ApiProperty({
    example: true,
    description: 'include spaces',
    required: false,
    default: false,
  })
  @IsOptional()
  @IsBoolean()
  @Transform((value) => {
    return value.obj.includeSpaces === BooleanValues.TRUE;
  })
  public includeSpaces?: boolean = false;

  @IsOptional()
  @IsPageRequestParam({
    message: 'Page must be bigger than 0',
  })
  @ApiProperty({
    name: 'page',
    required: false,
    description: 'Page request',
  })
  page?: number;

  @IsOptional()
  @IsSizeRequestParam({
    message: 'Size must not be negative',
  })
  @ApiProperty({
    name: 'size',
    required: false,
    description: 'Size request',
  })
  size?: number;
}