#include "logindialog.h"
#include "mainwindow.h"

#include <QApplication>
#include <QThread>
#include <QScreen>
#include <QTranslator>
#include <QMessageBox>
#include "base/HGBase.h"
#include "HGString.h"

#if defined(HG_CMP_MSC)
#include <shlobj.h>
#else
#include <grp.h>
#include <sys/types.h>
#include <unistd.h>
#include <pwd.h>
#endif

HGResult GetConfigPath(HGChar* configPath, HGUInt maxLen)
{
    if (NULL == configPath || 0 == maxLen)
    {
        return HGBASE_ERR_INVALIDARG;
    }

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

#if defined(HG_CMP_MSC)
    CHAR cfgPath[MAX_PATH] = { 0 };
    BOOL ret = SHGetSpecialFolderPathA(NULL, cfgPath, CSIDL_APPDATA, FALSE);
    if (!ret)
        return HGBASE_ERR_FAIL;
    if (cfgPath[strlen(cfgPath) - 1] != '\\')
        strcat(cfgPath, "\\");

    strcat(cfgPath, appName);
    strcat(cfgPath, "\\Cfg\\");
#else
    char cfgPath[512] = { 0 };
    struct passwd* pw = getpwuid(getuid());
    strcpy(cfgPath, pw->pw_dir);
    if (cfgPath[strlen(cfgPath) - 1] != '/')
        strcat(cfgPath, "/");

    strcat(cfgPath, ".");
    strcat(cfgPath, appName);
    strcat(cfgPath, "/Cfg/");
#endif

    if (maxLen < strlen(cfgPath) + 1)
        return HGBASE_ERR_FAIL;
    strcpy(configPath, cfgPath);
    return HGBASE_ERR_OK;
}

HGResult GetAppPassword(HGChar* appPassword, HGUInt maxLen)
{
    if (NULL == appPassword || 0 == maxLen)
    {
        return HGBASE_ERR_INVALIDARG;
    }

    const char *password = "HuaGoScan";
#if defined(OEM_HANWANG)
    password = "hanvonscan";
#elif defined(OEM_LISICHENG)
    password = "lanxum";
#elif defined(OEM_CANGTIAN)
    password = "cumtenn";
#elif defined(OEM_ZHONGJING)
    password = "microtek";
#elif defined(OEM_ZIGUANG)
    password = "uniscan";
#elif defined(OEM_DELI)
    password = "deliscan";
#elif defined(OEM_NEUTRAL)
    password = "scan";
#endif

    if (maxLen < strlen(appPassword) + 1)
        return HGBASE_ERR_FAIL;
    strcpy(appPassword, password);
    return HGBASE_ERR_OK;
}

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

    HGChar cfgPath[256]= {0};
    GetConfigPath(cfgPath, 256);
    strcat(cfgPath, "config.ini");

    HGChar lang[256] = {0};
    HGBase_GetProfileString(cfgPath, "global", "language", "", lang, 256);
    QString language = StdStringToUtf8(lang).c_str();
    if (language != "english")
    {
        language = "chinese";
    }
    HGBase_SetProfileString(cfgPath, "global", "language", language.toStdString().c_str());

    QString translator_qt_name = ":translation/qt_zh_CN.qm";
    QString translator_scanner_name = ":translation/FWUpgrade_zh_CN.qm";

    QTranslator translator_qt;
    if (language == "english")
    {
        translator_scanner_name = ":translation/FWUpgrade_zh_EN.qm";
    }
    else
    {
        if (translator_qt.load(translator_qt_name))
            a.installTranslator(&translator_qt);
    }

    QTranslator translator_scanner;
    if (translator_scanner.load(translator_scanner_name))
        a.installTranslator(&translator_scanner);

    HGChar str[256] = {0};
    HGBase_GetProfileString(cfgPath, "login", "password", "", str, 256);
    HGChar appPassword[256]= {0};
    GetAppPassword(appPassword, 256);
    QString password = (0 == *str) ? appPassword : MainWindow::passwordDecrypt(str);

    LoginDialog login("admin", password, nullptr);
    if (login.exec())
    {
        MainWindow w;
        QScreen *screen = QGuiApplication::primaryScreen();
        w.move((screen->size().width() - w.width()) / 2, (screen->size().height() - w.height()) / 2);

        w.show();
        a.exec();
    }

    return 0;
}