#include "mainwindow.h"
#include <QApplication>
#include "base/HGDef.h"
#include <QTranslator>
#include <QFile>

#if !defined (HG_CMP_MSC)
#include <fcntl.h>
#include <unistd.h>
#include <sys/file.h>
#endif

#include "log/log.h"
HLOG g_hLog = nullptr;

#if defined(OEM_HANWANG)
const char* oem = "HanvonScan";
#elif defined(OEM_LISICHENG)
const char* oem = "LanxumScan";
#elif defined(OEM_CANGTIAN)
const char* oem = "CumtennScan";
#elif defined(OEM_ZHONGJING)
const char* oem = "MicrotekScan";
#elif defined(OEM_ZIGUANG)
const char* oem = "UniScan";
#elif defined(OEM_NEUTRAL)
const char* oem = "NeuScan";
#elif defined(OEM_DELI)
const char* oem = "DeliScan";
#else
const char* oem = "HuaGoScan";
#endif

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);

    g_hLog = EnableLog(nullptr, oem, "app");

#ifdef HG_CMP_MSC
    HANDLE hMutex = CreateMutexW(NULL, FALSE, L"{A8856E3B-3B67-43e4-82AD-154258C0FD37}");
    assert(NULL != hMutex);
    if (GetLastError() == ERROR_ALREADY_EXISTS)
    {
        CloseHandle(hMutex);
        return -1;
    }
#else
    const QString lockFilePath = "/tmp/HGScanTool.lock";
    QFile lockFile(lockFilePath);

    if (!lockFile.open(QIODevice::ReadWrite | QIODevice::Unbuffered))
    {
        return 0;
    }
    int fd = lockFile.handle();
    struct flock lock;
    lock.l_type = F_WRLCK;
    lock.l_whence = SEEK_SET;
    lock.l_start = 0;
    lock.l_len = 0;
    if (fcntl(fd, F_SETLK, &lock) == -1)
    {
        lockFile.close();
        return 0;
    }
#endif

    QTranslator translator_qt;
    if (translator_qt.load(":translation/qt_zh_CN.qm"))
        a.installTranslator(&translator_qt);
    QTranslator translator_app;
    if (translator_app.load(":translation/Scantool_zh_CN.qm"))
        a.installTranslator(&translator_app);

    MainWindow w;
    //w.show();
    int ret = a.exec();

    DisableLog(g_hLog);
    g_hLog = nullptr;

#ifdef HG_CMP_MSC
    CloseHandle(hMutex);
#else
    lock.l_type = F_UNLCK;
    fcntl(fd, F_SETLK, &lock);
    lockFile.close();
#endif
    return ret;
}