import type { NestExpressApplication } from '@nestjs/platform-express';
import { openApiBodyErrorMiddleware } from './open-api/open-api-body-error.middleware';
import express from 'express';

export const DEFAULT_JSON_BODY_LIMIT = '2mb';
export const IMPORT_JSON_BODY_LIMIT = '25mb';

export function configureHttpBodyParsers(app: NestExpressApplication) {
  // Import preview/confirmation temporarily carries the source CSV/TSV in
  // JSON. Give only these endpoints the larger boundary; keeping ordinary
  // JSON at 2 MiB limits the duplicate raw-buffer + parsed-object footprint.
  app.use(
    '/api/client/send/imports',
    express.json({
      limit: IMPORT_JSON_BODY_LIMIT,
      verify(request, _response, buffer) {
        (request as typeof request & { rawBody?: Buffer }).rawBody = buffer;
      },
    }),
  );
  app.useBodyParser('json', { limit: DEFAULT_JSON_BODY_LIMIT });
  app.useBodyParser('urlencoded', { limit: DEFAULT_JSON_BODY_LIMIT, extended: true });
  app.use('/api/openapi/v1/sms', openApiBodyErrorMiddleware);
}