import { ApiPropertyOptional } from '@nestjs/swagger';
import {
  IsArray,
  ArrayMaxSize,
  IsBoolean,
  IsInt,
  IsLatitude,
  IsLongitude,
  IsOptional,
  IsString,
  IsUUID,
  Matches,
  Max,
  MaxLength,
  Min,
} from 'class-validator';

export class UpdateBusinessDto {
  @ApiPropertyOptional({ example: 'Shine Carwash' })
  @IsOptional()
  @IsString()
  @MaxLength(150)
  title?: string;

  @ApiPropertyOptional({ example: 'shine-carwash' })
  @IsOptional()
  @IsString()
  @MaxLength(120)
  @Matches(/^[a-z0-9]+(?:-[a-z0-9]+)*$/, {
    message: 'slug must be lowercase words separated by hyphens',
  })
  slug?: string;

  @ApiPropertyOptional({ format: 'uuid' })
  @IsOptional()
  @IsUUID()
  categoryId?: string;

  @ApiPropertyOptional({ example: 'تمیزی که می‌درخشد', nullable: true })
  @IsOptional()
  @IsString()
  @MaxLength(150)
  subtitle?: string | null;

  @ApiPropertyOptional({ example: 'Premium carwash service', nullable: true })
  @IsOptional()
  @IsString()
  @MaxLength(500)
  description?: string | null;

  @ApiPropertyOptional({ example: '09123456789', nullable: true })
  @IsOptional()
  @IsString()
  @MaxLength(20)
  contactPhone?: string | null;

  @ApiPropertyOptional({ example: 'Main street', nullable: true })
  @IsOptional()
  @IsString()
  @MaxLength(500)
  address?: string | null;

  @ApiPropertyOptional({ example: 35.6892, nullable: true })
  @IsOptional()
  @IsLatitude()
  latitude?: number | null;

  @ApiPropertyOptional({ example: 51.389, nullable: true })
  @IsOptional()
  @IsLongitude()
  longitude?: number | null;

  @ApiPropertyOptional({ format: 'uuid', nullable: true })
  @IsOptional()
  @IsUUID()
  ownerId?: string | null;

  @ApiPropertyOptional({ example: true })
  @IsOptional()
  @IsBoolean()
  isActive?: boolean;

  @ApiPropertyOptional({
    example: false,
    description: 'When true, services are priced per owner-defined class (e.g. car size)',
  })
  @IsOptional()
  @IsBoolean()
  serviceClassesEnabled?: boolean;

  @ApiPropertyOptional({
    example: 1,
    description: 'How many customers can be served at the same time',
    minimum: 1,
    maximum: 20,
  })
  @IsOptional()
  @IsInt()
  @Min(1)
  @Max(20)
  concurrentCapacity?: number;

  @ApiPropertyOptional({
    example: 30,
    description: 'Minutes between available booking slot start times',
    minimum: 5,
    maximum: 120,
  })
  @IsOptional()
  @IsInt()
  @Min(5)
  @Max(120)
  slotStepMinutes?: number;

  @ApiPropertyOptional({
    example: false,
    description:
      'When true, customer bookings are approved automatically and proceed to online payment',
  })
  @IsOptional()
  @IsBoolean()
  autoApproveBookings?: boolean;

  @ApiPropertyOptional({
    example: false,
    description:
      'When true, customers see an optional gratuity (tip) step after rating a completed booking',
  })
  @IsOptional()
  @IsBoolean()
  tipsEnabled?: boolean;

  @ApiPropertyOptional({
    example: true,
    description: 'When true, a promotional percentage discount is active for this business',
  })
  @IsOptional()
  @IsBoolean()
  promoDiscountEnabled?: boolean;

  @ApiPropertyOptional({
    example: 'اولین رزرو شما',
    nullable: true,
    description: 'Display title for the promo (owner-defined)',
  })
  @IsOptional()
  @IsString()
  @MaxLength(150)
  promoDiscountTitle?: string | null;

  @ApiPropertyOptional({
    example: 10,
    nullable: true,
    description: 'Discount percent (1–100)',
    minimum: 1,
    maximum: 100,
  })
  @IsOptional()
  @IsInt()
  @Min(1)
  @Max(100)
  promoDiscountPercent?: number | null;

  @ApiPropertyOptional({
    example: 'NEW10',
    nullable: true,
    description: 'Display code shown to customers (auto-applied when eligible)',
  })
  @IsOptional()
  @IsString()
  @MaxLength(40)
  promoDiscountCode?: string | null;

  @ApiPropertyOptional({
    example: 'first_booking',
    enum: ['first_booking', 'always'],
    description:
      'first_booking = only the customer’s first booking at this business; always = every booking while enabled',
  })
  @IsOptional()
  @IsString()
  @Matches(/^(first_booking|always)$/)
  promoDiscountMode?: 'first_booking' | 'always';

  @ApiPropertyOptional({
    type: [String],
    example: ['customer_satisfaction', 'professional_staff', 'online_booking'],
    description: 'Up to 3 highlight keys from the platform catalog for the landing hero',
  })
  @IsOptional()
  @IsArray()
  @ArrayMaxSize(3)
  @IsString({ each: true })
  heroHighlightKeys?: string[] | null;
}