import { ApiPropertyOptional } from '@nestjs/swagger';
import { Transform } from 'class-transformer';
import {
  IsBoolean,
  IsIn,
  IsInt,
  IsOptional,
  IsString,
  Max,
  Min,
} from 'class-validator';

export class PaginationQueryDto {
  @ApiPropertyOptional({ default: 1 })
  @Transform(({ value }) => Number(value))
  @IsOptional()
  @IsInt()
  @Min(1)
  page = 1;

  @ApiPropertyOptional({ default: 10 })
  @Transform(({ value }) => Number(value))
  @IsOptional()
  @IsInt()
  @Min(1)
  @Max(100)
  limit = 10;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  search?: string;

  @ApiPropertyOptional({ default: false })
  @Transform(({ value }) => value === true || value === 'true')
  @IsOptional()
  @IsBoolean()
  includeDeleted = false;

  @ApiPropertyOptional({ enum: ['asc', 'desc'], default: 'desc' })
  @IsOptional()
  @IsIn(['asc', 'desc'])
  sortOrder: 'asc' | 'desc' = 'desc';
}