#ifndef HTTP2_H
#define HTTP2_H

#include <nghttp2/nghttp2.h>
#include <openssl/ssl.h>
#include <stdbool.h>

// HTTP/2 session context
typedef struct
{
    nghttp2_session *session;
    SSL *ssl;
    int client_socket;
    bool handshake_complete;
} http2_session_t;

// HTTP/2 stream data
typedef struct
{
    int32_t stream_id;
    char request_path[256];
    char *request_method;
    int fd; // File descriptor for response
    size_t file_size;
    char *mime_type;
    char *content_length;
} http2_stream_data_t;

// Function prototypes
int http2_session_init(http2_session_t *session, int client_socket, SSL *ssl);
void http2_session_cleanup(http2_session_t *session);
int http2_handle_connection(http2_session_t *session);
int http2_send_response(http2_session_t *session, int32_t stream_id,
                        const char *data, size_t len, bool end_stream);
int http2_send_error(http2_session_t *session, int32_t stream_id,
                     int status_code, const char *message);

// ALPN callback for protocol selection
int alpn_select_proto_cb(SSL *ssl, const unsigned char **out,
                         unsigned char *outlen, const unsigned char *in,
                         unsigned int inlen, void *arg);

#endif