// *****************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under    *
// * GNU General Public License: https://www.gnu.org/licenses/gpl-3.0          *
// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
// *****************************************************************************

#ifndef CURL_WRAP_H_2879058325032785032789645
#define CURL_WRAP_H_2879058325032785032789645

#include <zen/scope_guard.h>
#include <zen/sys_error.h>



//-------------------------------------------------
#include <curl/curl.h>
//-------------------------------------------------

#ifndef CURLINC_CURL_H
    #error curl.h header guard changed
#endif

namespace zen
{
struct CurlOption
{
    template <class T>
    CurlOption(CURLoption o, T val) : option(o), value(static_cast<uint64_t>(val)) { static_assert(sizeof(val) <= sizeof(value)); }

    template <class T>
    CurlOption(CURLoption o, T* val) : option(o), value(reinterpret_cast<uint64_t>(val)) { static_assert(sizeof(val) <= sizeof(value)); }

    CURLoption option = CURLOPT_LASTENTRY;
    uint64_t value = 0;
};

namespace
{
std::wstring formatCurlStatusCode(CURLcode sc)
{
    switch (sc)
    {
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OK);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_UNSUPPORTED_PROTOCOL);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FAILED_INIT);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_URL_MALFORMAT);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_NOT_BUILT_IN);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_COULDNT_RESOLVE_PROXY);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_COULDNT_RESOLVE_HOST);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_COULDNT_CONNECT);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_WEIRD_SERVER_REPLY);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_REMOTE_ACCESS_DENIED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_ACCEPT_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_WEIRD_PASS_REPLY);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_ACCEPT_TIMEOUT);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_WEIRD_PASV_REPLY);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_WEIRD_227_FORMAT);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_CANT_GET_HOST);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_HTTP2);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_COULDNT_SET_TYPE);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_PARTIAL_FILE);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_COULDNT_RETR_FILE);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE20);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_QUOTE_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_HTTP_RETURNED_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_WRITE_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE24);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_UPLOAD_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_READ_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OUT_OF_MEMORY);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OPERATION_TIMEDOUT);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE29);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_PORT_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_COULDNT_USE_REST);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE32);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_RANGE_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_HTTP_POST_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_CONNECT_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_BAD_DOWNLOAD_RESUME);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FILE_COULDNT_READ_FILE);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_LDAP_CANNOT_BIND);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_LDAP_SEARCH_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE40);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FUNCTION_NOT_FOUND);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_ABORTED_BY_CALLBACK);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_BAD_FUNCTION_ARGUMENT);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE44);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_INTERFACE_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE46);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_TOO_MANY_REDIRECTS);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_UNKNOWN_OPTION);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_TELNET_OPTION_SYNTAX);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE50);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE51);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_PEER_FAILED_VERIFICATION);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_GOT_NOTHING);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_ENGINE_NOTFOUND);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_ENGINE_SETFAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SEND_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_RECV_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_OBSOLETE57);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_CERTPROBLEM);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_CIPHER);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_BAD_CONTENT_ENCODING);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_LDAP_INVALID_URL);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FILESIZE_EXCEEDED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_USE_SSL_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SEND_FAIL_REWIND);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_ENGINE_INITFAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_LOGIN_DENIED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_TFTP_NOTFOUND);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_TFTP_PERM);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_REMOTE_DISK_FULL);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_TFTP_ILLEGAL);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_TFTP_UNKNOWNID);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_REMOTE_FILE_EXISTS);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_TFTP_NOSUCHUSER);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_CONV_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_CONV_REQD);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_CACERT_BADFILE);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_REMOTE_FILE_NOT_FOUND);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSH);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_SHUTDOWN_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_AGAIN);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_CRL_BADFILE);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_ISSUER_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_PRET_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_RTSP_CSEQ_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_RTSP_SESSION_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_FTP_BAD_FILE_LIST);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_CHUNK_FAILED);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_NO_CONNECTION_AVAILABLE);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_PINNEDPUBKEYNOTMATCH);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_SSL_INVALIDCERTSTATUS);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_HTTP2_STREAM);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_RECURSIVE_API_CALL);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_AUTH_ERROR);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_HTTP3);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURL_LAST);
            ZEN_CHECK_CASE_FOR_CONSTANT(CURLE_QUIC_CONNECT_ERROR);
    }
    static_assert(CURL_LAST == CURLE_QUIC_CONNECT_ERROR + 1);

    return replaceCpy<std::wstring>(L"Curl status %x", L"%x", numberTo<std::wstring>(static_cast<int>(sc)));
}


void applyCurlOptions(CURL* easyHandle, const std::vector<CurlOption>& options) //throw SysError
{
    for (const CurlOption& opt : options)
    {
        const CURLcode rc = ::curl_easy_setopt(easyHandle, opt.option, opt.value);
        if (rc != CURLE_OK)
            throw SysError(formatSystemError("curl_easy_setopt(" + numberTo<std::string>(static_cast<int>(opt.option)) + ")",
                                             formatCurlStatusCode(rc), utfTo<std::wstring>(::curl_easy_strerror(rc))));
    }
}
}
}

#else
#error Why is this header already defined? Do not include in other headers: encapsulate the gory details!
#endif //CURL_WRAP_H_2879058325032785032789645