#ifndef HTTP
#define HTTP

#include <stdlib.h>

#include "picohttpparser.h"

#include "event_loop.h"

#define HTTP_MAX_ALLOWED_HEADERS 8

extern const char http_404[];
extern const size_t http_404_len;
extern const char http_405[];
extern const size_t http_405_len;
extern const char http_500[];
extern const size_t http_500_len;
extern const char http_501[];
extern const size_t http_501_len;

typedef enum http_request_method {
  http_request_method_get = 0,
  http_request_method_post = 1,
  http_request_method_put = 2,
  http_request_method_patch = 3,
  http_request_method_delete = 4
} http_request_method;

extern const char *request_method_names[];
extern const size_t request_method_names_len;

/*
 * Struct representing the specific type of request
 */
typedef struct http_request {
  size_t len;
  int minor_version;
  http_request_method method;
  const char *path;
  size_t path_len;
  const char *query;
  size_t query_len;
  struct phr_header headers[HTTP_MAX_ALLOWED_HEADERS];
} http_request;

typedef enum http_parse_error {
  http_parse_error_ok = 0,
  http_parse_error_incomplete = 1,
  http_parse_error_invalid = 2,
  http_parse_error_unknown_method = 3
} http_parse_error;

/* void http_route(event_loop_conn *conn); */

typedef enum http_response_type {
  http_not_found = 404,
  http_method_not_allowed = 405,
  http_method_not_implemented = 501
} http_response_type;

void http_write_standard_response(event_loop_conn *conn,
                                  http_response_type type);

#endif