// Copyright (c) 2020, Brandon Lehmann
//
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#ifndef ENGLISH_ONLY
#include <encoding/languages/chinese_simplified.h>
#include <encoding/languages/chinese_traditional.h>
#include <encoding/languages/czech.h>
#include <encoding/languages/french.h>
#include <encoding/languages/italian.h>
#include <encoding/languages/japanese.h>
#include <encoding/languages/korean.h>
#include <encoding/languages/portuguese.h>
#include <encoding/languages/spanish.h>
#endif
#include <encoding/languages/english.h>
#include <encoding/languages/language.h>
#include <stdexcept>

static inline size_t WORD_MAX_LENGTH = 100;

namespace Crypto::Mnemonics::Language
{
    std::vector<std::string> select_word_list(const Language &language)
    {
        switch (language)
        {
            case ENGLISH:
                return English::word_list();
#ifndef ENGLISH_ONLY
            case CHINESE_SIMPLIFIED:
                return Chinese::Simplified::word_list();
            case CHINESE_TRADITIONAL:
                return Chinese::Traditional::word_list();
            case CZECH:
                return Czech::word_list();
            case FRENCH:
                return French::word_list();
            case ITALIAN:
                return Italian::word_list();
            case JAPANESE:
                return Japanese::word_list();
            case KOREAN:
                return Korean::word_list();
            case PORTUGUESE:
                return Portuguese::word_list();
            case SPANISH:
                return Spanish::word_list();
#endif
            default:
                throw std::invalid_argument(std::string("Invalid language specified"));
        }
    }

    size_t select_word_list_prefix(const Language &language)
    {
        switch (language)
        {
            case ENGLISH:
                return 4;
#ifndef ENGLISH_ONLY
            case CZECH:
            case FRENCH:
            case ITALIAN:
            case PORTUGUESE:
            case SPANISH:
                return 4;
            case CHINESE_SIMPLIFIED:
            case CHINESE_TRADITIONAL:
            case JAPANESE:
            case KOREAN:
                return WORD_MAX_LENGTH;
#endif
            default:
                return WORD_MAX_LENGTH;
        }
    }

    size_t select_word_list_size(const Language &language)
    {
        const auto words = select_word_list(language);

        return words.size();
    }
} // namespace Crypto::Mnemonics::Language