import type { AnyRouter } from '../core';
import type { BaseHandlerOptions } from '../internals/types';
import type { HTTPHeaders, ResponseMetaFn } from './internals/types';

export interface HTTPRequest {
  method: string;
  query: URLSearchParams;
  headers: HTTPHeaders;
  body: unknown;
}

/**
 * Base interface for anything using HTTP
 */
export interface HTTPBaseHandlerOptions<TRouter extends AnyRouter, TRequest>
  extends BaseHandlerOptions<TRouter, TRequest> {
  /**
   * Add handler to be called before response is sent to the user
   * Useful for setting cache headers
   * @link https://trpc.io/docs/caching
   */
  responseMeta?: ResponseMetaFn<TRouter>;
}

export interface ResponseMeta {
  status?: number;
  headers?: HTTPHeaders;
}