import { IntersectionType } from '@nestjs/mapped-types'
import { Transform } from 'class-transformer'
import {
  IsString,
  IsNotEmpty,
  IsArray,
  IsOptional,
  IsDefined,
  IsBoolean,
  IsIn,
  IsInt,
  ArrayNotEmpty,
  ArrayUnique
} from 'class-validator'
import { PublishState, PublicState, OriginState } from '@app/constants/biz.constant'
import { WhenGuest } from '@app/decorators/guest.decorator'
import { unknownToNumber, unknownToBoolean } from '@app/transformers/value.transformer'
import { DateQueryDTO, KeywordQueryDTO } from '@app/models/query.model'
import { PaginateOptionWithHotSortDTO } from '@app/models/paginate.model'
import {
  ARTICLE_PUBLISH_STATES,
  ARTICLE_PUBLIC_STATES,
  ARTICLE_ORIGIN_STATES,
  ARTICLE_LANGUAGES
} from './article.model'

export class ArticlePaginateQueryDTO extends IntersectionType(
  PaginateOptionWithHotSortDTO,
  KeywordQueryDTO,
  DateQueryDTO
) {
  @WhenGuest({ only: [PublishState.Published], default: PublishState.Published })
  @IsIn(ARTICLE_PUBLISH_STATES)
  @IsInt()
  @IsNotEmpty()
  @IsOptional()
  @Transform(({ value }) => unknownToNumber(value))
  state?: PublishState

  @WhenGuest({ only: [PublicState.Public], default: PublicState.Public })
  @IsIn(ARTICLE_PUBLIC_STATES)
  @IsInt()
  @IsNotEmpty()
  @IsOptional()
  @Transform(({ value }) => unknownToNumber(value))
  public?: PublicState

  @IsIn(ARTICLE_ORIGIN_STATES)
  @IsInt()
  @IsNotEmpty()
  @IsOptional()
  @Transform(({ value }) => unknownToNumber(value))
  origin?: OriginState

  @IsBoolean()
  @IsNotEmpty()
  @IsOptional()
  @Transform(({ value }) => unknownToBoolean(value))
  featured?: boolean

  @IsString()
  @IsNotEmpty()
  @IsOptional()
  tag_slug?: string

  @IsString()
  @IsNotEmpty()
  @IsOptional()
  category_slug?: string

  @IsIn(ARTICLE_LANGUAGES)
  @IsString()
  @IsNotEmpty()
  @IsOptional()
  lang: string
}

export class ArticleCalendarQueryDTO {
  @IsString()
  @IsNotEmpty()
  @IsOptional()
  timezone?: string
}

export class ArticleIdsDTO {
  @ArrayNotEmpty()
  @ArrayUnique()
  @IsArray()
  article_ids: string[]
}

export class ArticlesStateDTO extends ArticleIdsDTO {
  @IsIn(ARTICLE_PUBLISH_STATES)
  @IsInt()
  @IsDefined()
  state: PublishState
}