import { ApiProperty } from '@nestjs/swagger';
import { Transform } from 'class-transformer';
import { ArrayNotEmpty, IsArray, IsOptional, IsString } from 'class-validator';

import { PagerDto } from '~/common/dto/pager.dto';

export class StoragePageDto extends PagerDto {
  @ApiProperty({ description: '文件名' })
  @IsOptional()
  @IsString()
  name: string;

  @ApiProperty({ description: '文件后缀' })
  @IsString()
  @IsOptional()
  extName: string;

  @ApiProperty({ description: '文件类型' })
  @IsString()
  @IsOptional()
  type: string;

  @ApiProperty({ description: '大小' })
  @IsString()
  @IsOptional()
  size: string;

  @ApiProperty({ description: '上传时间' })
  @IsOptional()
  time: string[];

  @ApiProperty({ description: '上传者' })
  @IsString()
  @IsOptional()
  username: string;

  @ApiProperty({ description: '附件' })
  @IsOptional()
  @Transform(
    ({ value: val }) => {
      return val ? val.split(',').map(item => Number(item)) : [];
    },
    {
      toClassOnly: true
    }
  )
  ids: number[];
}

export class StorageCreateDto {
  @ApiProperty({ description: '文件名' })
  @IsString()
  name: string;

  @ApiProperty({ description: '真实文件名' })
  @IsString()
  fileName: string;

  @ApiProperty({ description: '文件扩展名' })
  @IsString()
  extName: string;

  @ApiProperty({ description: '文件路径' })
  @IsString()
  path: string;

  @ApiProperty({ description: '文件路径' })
  @IsString()
  type: string;

  @ApiProperty({ description: '文件大小' })
  @IsString()
  size: string;
}

export class StorageDeleteDto {
  @ApiProperty({ description: '需要删除的文件ID列表', type: [Number] })
  @IsArray()
  @ArrayNotEmpty()
  ids: number[];
}