belgattitude/nextvalid

import { HttpBadRequest, HttpMethodNotAllowed } from '@httpx/exception';
import type { z } from 'zod';
import type { IErrorHandler } from './IErrorHandler';

export class HttpExceptionHandler implements IErrorHandler {
  /**
   * @throws HttpException
   * @param error
   */
  process = (error: z.ZodError): never => {
    const methodError =
      error.issues.filter((issue) => issue.path?.[0] === 'method')?.[0] ?? null;
    if (methodError) {
      throw new HttpMethodNotAllowed();
    }
    const queryError = error.issues.filter(
      (issue) => issue.path?.[0] === 'query'
    );
    if (queryError.length > 0) {
      throw new HttpBadRequest({
        message: queryError?.[0].message,
        cause: error,
      });
    }
    throw new HttpBadRequest({
      message: `Unable to validate parameters`,
      cause: error,
    });
  };
}