import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';

import { MarketOverviewMetaDto, type QuoteDirection } from '../market-overview.dto';

export type DetailInstrumentType = 'index' | 'sector';
export type DetailPeriod = '1d';

export class DetailInstrumentDto {
  @ApiProperty({ type: String })
  code!: string;

  @ApiProperty({ type: String })
  name!: string;

  @ApiProperty({ enum: ['index', 'sector'] })
  type!: DetailInstrumentType;
}

export class DetailQuoteDto {
  @ApiProperty({ type: Number })
  price!: number;

  @ApiPropertyOptional({ type: Number, nullable: true })
  changePercent!: number | null;

  @ApiProperty({ enum: ['up', 'down', 'flat'] })
  direction!: QuoteDirection;

  @ApiProperty({ type: String, example: '20260818' })
  tradeDate!: string;
}

export class DetailSeriesPointDto {
  @ApiProperty({ type: String, example: '20260818' })
  time!: string;

  @ApiProperty({ type: Number })
  open!: number;

  @ApiProperty({ type: Number })
  high!: number;

  @ApiProperty({ type: Number })
  low!: number;

  @ApiProperty({ type: Number })
  close!: number;

  @ApiPropertyOptional({ type: Number, nullable: true })
  amount!: number | null;

  @ApiPropertyOptional({ type: Number, nullable: true })
  volume!: number | null;
}

export class DetailAvailableViewsDto {
  @ApiProperty({ type: Boolean })
  kline!: boolean;

  @ApiProperty({ type: Boolean })
  intraday!: boolean;
}

export class IndexDetailDataDto {
  @ApiProperty({ type: () => DetailInstrumentDto })
  instrument!: DetailInstrumentDto;

  @ApiProperty({ type: () => DetailQuoteDto })
  quote!: DetailQuoteDto;

  @ApiProperty({ type: [DetailSeriesPointDto] })
  series!: DetailSeriesPointDto[];

  @ApiProperty({ type: () => DetailAvailableViewsDto })
  availableViews!: DetailAvailableViewsDto;
}

export class SectorDetailDataDto {
  @ApiProperty({ type: () => DetailInstrumentDto })
  instrument!: DetailInstrumentDto;

  @ApiProperty({ type: () => DetailQuoteDto })
  quote!: DetailQuoteDto;

  @ApiProperty({ type: [DetailSeriesPointDto] })
  series!: DetailSeriesPointDto[];

  @ApiProperty({ type: () => DetailAvailableViewsDto })
  availableViews!: DetailAvailableViewsDto;
}

export class IndexDetailResponseDto extends MarketOverviewMetaDto {
  @ApiProperty({ type: () => IndexDetailDataDto, nullable: true })
  data!: IndexDetailDataDto | null;
}

export class SectorDetailResponseDto extends MarketOverviewMetaDto {
  @ApiProperty({ type: () => SectorDetailDataDto, nullable: true })
  data!: SectorDetailDataDto | null;
}