import { ApiProperty } from '@nestjs/swagger';
import { Transform, Type } from 'class-transformer';
import {
  ArrayMaxSize,
  IsArray,
  IsInt,
  IsString,
  Matches,
  Max,
  Min,
  ValidateNested,
} from 'class-validator';
import { normalizeHmTimeInput } from '../../../common/utils/booking-schedule.util';

export class AvailabilitySlotDto {
  @ApiProperty({ description: '0=شنبه … 6=جمعه', minimum: 0, maximum: 6 })
  @Type(() => Number)
  @IsInt()
  @Min(0)
  @Max(6)
  dayOfWeek!: number;

  @ApiProperty({ example: '09:00' })
  @Transform(({ value }) => normalizeHmTimeInput(value) ?? value)
  @IsString()
  @Matches(/^([01]\d|2[0-3]):[0-5]\d]$/)
  startTime!: string;

  @ApiProperty({ example: '17:00' })
  @Transform(({ value }) => normalizeHmTimeInput(value) ?? value)
  @IsString()
  @Matches(/^([01]\d|2[0-3]):[0-5]\d]$/)
  endTime!: string;
}

export class SetAvailabilityDto {
  @ApiProperty({ type: [AvailabilitySlotDto] })
  @IsArray()
  @ArrayMaxSize(70)
  @ValidateNested({ each: true })
  @Type(() => AvailabilitySlotDto)
  slots!: AvailabilitySlotDto[];
}