#include "stdafx.h"
#include "CLanguageControl.h"

CLanguageControl::CLanguageControl()
{
    CString strPath;
    strPath.Format(_T("%s\\LanguageType.ini"), LANGUAGE_DIR_PATH);
    CT2CA pszConvertedAnsiString(strPath, CP_UTF8);

    m_eSelectLangType = LoadLanguageSetting(std::string(pszConvertedAnsiString));
    switch (m_eSelectLangType)
    {
    case emLanguageType::emLanguageType_EN:
        m_hLangDLL = NULL;
        break;
    case emLanguageType::emLanguageType_KR:
        // 将资源句柄重置回默认值
        AfxSetResourceHandle(AfxGetInstanceHandle());
        m_hLangDLL = NULL;
        break;
    case emLanguageType::emLanguageType_CH:
        // 加载中文资源库
        m_hLangDLL = LoadLibraryEx(_T("ENRUTResources_zh-CN.dll"), NULL, LOAD_LIBRARY_AS_DATAFILE);
        if (m_hLangDLL != NULL)
        {
            AfxSetResourceHandle(m_hLangDLL);
        }
        break;
    }
}

CLanguageControl::~CLanguageControl()
{
    if (m_hLangDLL != NULL)
    {
        FreeLibrary(m_hLangDLL);
    }
}

bool CLanguageControl::SaveLanguageSetting(const std::string& filename, emLanguageType language) {
    std::ofstream iniFile;

    iniFile.open(filename, std::ios::out);
    if (!iniFile.is_open()) {
        std::cerr << "Unable to open file for writing.\n";
        return false;
    }

    switch (language) {
    case emLanguageType::emLanguageType_CH:
        iniFile << "language=Chinese\n";
        break;
    case emLanguageType::emLanguageType_KR:
        iniFile << "language=Korean\n";
        break;
    case emLanguageType::emLanguageType_EN:
        iniFile << "language=English\n";
        break;
    default:
        iniFile << "language=Unknown\n";
        break;
    }

    iniFile.close();
    return true;
}

emLanguageType CLanguageControl::LoadLanguageSetting(const std::string& filename) {
    std::ifstream iniFile;
    std::string line;
    std::string languagePrefix = "language=";
    emLanguageType language = emLanguageType::emLanguageType_KR; // 默认语言

    iniFile.open(filename, std::ios::in);
    if (!iniFile.is_open()) {
        std::cerr << "Unable to open file for reading. Default language will be used.\n";
        return language;
    }

    while (std::getline(iniFile, line)) {
        // 检查行中是否包含语言设置
        size_t pos = line.find(languagePrefix);
        if (pos != std::string::npos) {
            std::string langStr = line.substr(pos + languagePrefix.length());
            if (langStr == "Chinese") {
                language = emLanguageType::emLanguageType_CH;
            }
            else if (langStr == "Korean") {
                language = emLanguageType::emLanguageType_KR;
            }
            else if (langStr == "English") {
                language = emLanguageType::emLanguageType_EN;
            }
            break;
        }
    }

    iniFile.close();
    return language;
}