Lang.h

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// Copyright © 2008-2024 Pioneer Developers. See AUTHORS.txt for details
// Licensed under the terms of the GPL v3. See licenses/GPL-3.txt
 
#ifndef _LANG_H
#define _LANG_H
 
#include "IterationProxy.h"
#include <SDL_stdinc.h>
#include <map>
#include <string>
#include <string_view>
#include <vector>
 
namespace Lang {
 
    class Resource {
    public:
        using StringMap = std::map<std::string, std::string, std::less<>>;
 
        Resource(std::string_view name, std::string_view langCode) :
            m_name(name),
            m_langCode(langCode),
            m_loaded(false) {}
 
        std::string_view GetName() const { return m_name; }
        std::string_view GetLangCode() const { return m_langCode; }
 
        bool Load();
 
        Uint32 GetNumStrings() const { return static_cast<Uint32>(m_strings.size()); }
 
        const std::string &Get(std::string_view token) const;
 
        static std::vector<std::string> GetAvailableLanguages(std::string_view resourceName);
 
        IterationProxy<StringMap> GetStrings() { return MakeIterationProxy(m_strings); }
        const IterationProxy<const StringMap> GetStrings() const { return MakeIterationProxy(m_strings); }
 
    private:
        std::string m_name;
        std::string m_langCode;
 
        bool m_loaded;
 
        StringMap m_strings;
    };
 
// declare all strings
#define DECLARE_STRING(x) extern char x[];
#include "LangStrings.inc.h"
#undef DECLARE_STRING
 
    void MakeCore(Resource &res);
    const Resource &GetCore();
 
    Resource &GetResource(std::string_view name, std::string_view langCode);
 
} // namespace Lang
 
#endif