import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
import { IsEnum, IsNotEmpty, IsString } from 'class-validator';
import { ClaimRequiredDocumentType } from 'src/Types&Enums/claim-request-management/required-document-type.enum';

/**
 * V2 DTO for uploading required document
 */
export class UploadRequiredDocumentV2Dto {
  @ApiProperty({
    description: 'Document type/key',
    example: 'car_green_card',
    enum: ClaimRequiredDocumentType,
  })
  @IsNotEmpty({ message: 'Document key is required' })
  @IsEnum(ClaimRequiredDocumentType, {
    message: 'Invalid document type',
  })
  documentKey: ClaimRequiredDocumentType;

  @ApiProperty({
    type: 'string',
    format: 'binary',
    description: 'Image file (JPG, PNG, PDF)',
  })
  file: Express.Multer.File;
}

/**
 * Response DTO for upload required document V2
 */
export class UploadRequiredDocumentV2ResponseDto {
  @ApiProperty({
    description: 'Claim request ID',
    example: '507f1f77bcf86cd799439011',
  })
  claimRequestId: string;

  @ApiProperty({
    description: 'Document key that was uploaded',
    example: 'car_green_card',
  })
  documentKey: string;

  @ApiProperty({
    description: 'File URL',
    example: 'http://localhost:3000/files/documents/car-green-card-1234567890.jpg',
  })
  fileUrl: string;

  @ApiProperty({
    description: 'Whether all required documents are now uploaded',
    example: false,
  })
  allDocumentsUploaded: boolean;

  @ApiProperty({
    description: 'Current workflow step',
    example: 'UPLOAD_REQUIRED_DOCUMENTS',
  })
  currentStep: string;

  @ApiProperty({
    description: 'Success message',
    example: 'Document uploaded successfully. 12 documents remaining.',
  })
  message: string;

  @ApiPropertyOptional({
    description: 'True when the owner finished every damage-expert resend requirement and the claim is back in the expert queue.',
  })
  expertResendComplete?: boolean;
}