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#include "curlresult.h"

#include <QDebug>

CurlResult::CurlResult(void* userData) :
    userData(userData),
    curlError(CURL_LAST)
{
}

CurlResult::~CurlResult() {
    foreach (struct curl_slist* slist, slists) {
        curl_slist_free_all(slist);
    }
}

size_t CurlResult::write_data(void *buffer, size_t characterSize, size_t bufferSize, void *userp) {
    CurlResult* userData = static_cast<CurlResult*>(userp);
    if (userData) {
        userData->data.write((const char*)buffer, characterSize*bufferSize);
        return bufferSize;
    }
    return 0;
}

CURL* CurlResult::defaultClient() {
    CURL* handle = curl_easy_init();
    curl_easy_setopt(handle, CURLOPT_TIMEOUT, 15);
    curl_easy_setopt(handle, CURLOPT_NOSIGNAL, 1);

    // read CA dir/file from env, for guix
    static char* caFile = getenv("SSL_CERT_FILE");
    if (caFile) {
        curl_easy_setopt(handle, CURLOPT_CAINFO, caFile);
    }
    static char* caDir = getenv("SSL_CERT_DIR");
    if (caDir) {
        curl_easy_setopt(handle, CURLOPT_CAPATH, caDir);
    }
    return handle;
}

CURL* CurlResult::curlClient(QString url) {
    CURL* handle = defaultClient();
    curl_easy_setopt(handle, CURLOPT_URL, url.toUtf8().data());
    curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, CurlResult::write_data);
    curl_easy_setopt(handle, CURLOPT_WRITEDATA, this);
    return handle;
}

void CurlResult::print() {
    qDebug() << data.str().data();
}