import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
import { IsIn, IsNumber, IsOptional, IsString, Min, MinLength } from 'class-validator';

export class RequestChangesDto {
  @ApiProperty({ description: 'Staff note explaining what the customer must fix' })
  @IsString()
  @MinLength(1)
  note!: string;
}

export class StaffRejectDto {
  @ApiProperty()
  @IsString()
  @MinLength(1)
  reason!: string;
}

export class ApproveStepDto {
  @ApiProperty({ description: 'LINE_STAFF | DIRECTOR | CEO' })
  @IsString()
  requiredRole!: string;
}

export class RejectStepDto {
  @ApiProperty()
  @IsString()
  @MinLength(1)
  reason!: string;
}

export class CancelBookingDto {
  @ApiProperty()
  @IsString()
  @MinLength(1)
  reason!: string;
}

export class RejectBookingDto {
  @ApiPropertyOptional({
    description: 'Optional reason the customer rejected the price estimate',
  })
  @IsOptional()
  @IsString()
  reason?: string;
}

export class AdjustPriceDto {
  @ApiPropertyOptional({
    description:
      'New total price. Omit or send null to clear a previous adjustment.',
  })
  @IsOptional()
  @IsNumber()
  @Min(0)
  amount?: number | null;

  @ApiPropertyOptional({ description: 'Reason for the adjustment' })
  @IsOptional()
  @IsString()
  reason?: string;
}

export class ReviewDocumentDto {
  @ApiProperty({ description: 'The document fileKey being reviewed' })
  @IsString()
  @MinLength(1)
  fileKey!: string;

  @ApiProperty({ enum: ['APPROVED', 'QUERIED'] })
  @IsIn(['APPROVED', 'QUERIED'])
  status!: 'APPROVED' | 'QUERIED';

  @ApiPropertyOptional({ description: 'Required when querying a document' })
  @IsOptional()
  @IsString()
  note?: string;
}