import { HttpException, HttpStatus } from '@nestjs/common';
import messages from '../messages/messages';

export function handleValidationError(error: any): HttpException {
  if (error.name === 'ValidationError') {
    const validationErrors = [];
    for (const field in error.errors) {
      if (error.errors.hasOwnProperty(field)) {
        validationErrors.push(error.errors[field].message);
      }
    }
    return new HttpException(
      {
        status: HttpStatus.BAD_REQUEST,
        message: messages.error.validation,
        error: validationErrors[0],
      },
      HttpStatus.BAD_REQUEST,
    );
  } else if (error.code === 11000) {
    return new HttpException(
      {
        status: error.status ? error.status : HttpStatus.INTERNAL_SERVER_ERROR,
        error: error.errmsg,
        message: {
          message: 'Dato duplicado',
          summary: `${error.keyValue.nombre} ya existe en el sistema`,
        },
      },
      error.status ? error.status : HttpStatus.INTERNAL_SERVER_ERROR,
    );
  } else {
    return new HttpException(
      {
        status: error.status ? error.status : HttpStatus.INTERNAL_SERVER_ERROR,
        error: error,
        message: messages.error.server,
      },
      error.status ? error.status : HttpStatus.INTERNAL_SERVER_ERROR,
    );
  }
}