| 1 | /* |
| 2 | * @Author: nevin |
| 3 | * @Date: 2025-01-20 16:36:41 |
| 4 | * @LastEditTime: 2025-02-22 18:09:51 |
| 5 | * @LastEditors: nevin |
| 6 | * @Description: |
| 7 | */ |
| 8 | import { ApiProperty } from '@nestjs/swagger'; |
| 9 | import { Expose, Transform } from 'class-transformer'; |
| 10 | import { |
| 11 | Allow, |
| 12 | IsEnum, |
| 13 | IsInt, |
| 14 | IsOptional, |
| 15 | IsString, |
| 16 | Max, |
| 17 | Min, |
| 18 | } from 'class-validator'; |
| 19 | |
| 20 | export enum Order { |
| 21 | ASC = 'ASC', |
| 22 | DESC = 'DESC', |
| 23 | } |
| 24 | |
| 25 | // eslint-disable-next-line @typescript-eslint/no-unused-vars |
| 26 | export class PagerDto<T = any> { |
| 27 | @ApiProperty({ minimum: 1, default: 1 }) |
| 28 | @Min(1) |
| 29 | @IsInt() |
| 30 | @Expose() |
| 31 | @IsOptional({ always: true }) |
| 32 | @Transform(({ value: val }) => (val ? Number.parseInt(val) : 1), { |
| 33 | toClassOnly: true, |
| 34 | }) |
| 35 | page: number = 1; |
| 36 | |
| 37 | @ApiProperty({ minimum: 1, maximum: 100, default: 20 }) |
| 38 | @Min(1) |
| 39 | @Max(100) |
| 40 | @IsInt() |
| 41 | @IsOptional({ always: true }) |
| 42 | @Expose() |
| 43 | @Transform(({ value: val }) => (val ? Number.parseInt(val) : 20), { |
| 44 | toClassOnly: true, |
| 45 | }) |
| 46 | pageSize: number = 20; |
| 47 | |
| 48 | @ApiProperty({ required: false }) |
| 49 | @IsString() |
| 50 | @IsOptional() |
| 51 | field?: string; |
| 52 | |
| 53 | @ApiProperty({ enum: Order, required: false }) |
| 54 | @IsEnum(Order) |
| 55 | @IsOptional() |
| 56 | @Transform(({ value }) => (value === 'asc' ? Order.ASC : Order.DESC)) |
| 57 | order?: Order; |
| 58 | |
| 59 | @Allow() |
| 60 | _t?: number; |
| 61 | } |
| 62 |