language.hpp

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#pragma once
 
#include <cstdint>
#include <string_view>

 
namespace rune_caster {

namespace language {

enum class Code : uint16_t {
    Unknown = 0,    
    Korean,         
    English,        
    Japanese,       
    Chinese,        
    Arabic,         
    Russian,        
    Spanish,        
    French,         
    German,         
    Italian,        
    Portuguese,     
    Dutch,          
    Swedish,        
    Norwegian,      
    Danish,         
    Finnish,        
    Polish,         
    Czech,          
    Hungarian,      
    Turkish,        
    Hebrew,         
    Thai,           
    Vietnamese,     
    Indonesian,     
    Malay,          
    Hindi,          
    Bengali,        
    Tamil,          
    Telugu,         
    Gujarati,       
    Marathi,        
    Punjabi,        
    Urdu,           
    Persian,        
    Pashto,         
    Kurdish,        
    Max             
};

struct DetectionResult {
    Code language;      
    double confidence;  
    size_t char_count;  

    constexpr DetectionResult(Code lang = Code::Unknown,
                             double conf = 0.0,
                             size_t count = 0) noexcept
        : language(lang), confidence(conf), char_count(count) {}
};

constexpr std::string_view to_string(Code code) noexcept {
    switch (code) {
        case Code::Korean: return "ko-KR";
        case Code::English: return "en-US";
        case Code::Japanese: return "ja-JP";
        case Code::Chinese: return "zh-CN";
        case Code::Arabic: return "ar";
        case Code::Russian: return "ru";
        case Code::Spanish: return "es";
        case Code::French: return "fr";
        case Code::German: return "de";
        case Code::Italian: return "it";
        case Code::Portuguese: return "pt";
        case Code::Dutch: return "nl";
        case Code::Swedish: return "sv";
        case Code::Norwegian: return "no";
        case Code::Danish: return "da";
        case Code::Finnish: return "fi";
        case Code::Polish: return "pl";
        case Code::Czech: return "cs";
        case Code::Hungarian: return "hu";
        case Code::Turkish: return "tr";
        case Code::Hebrew: return "he";
        case Code::Thai: return "th";
        case Code::Vietnamese: return "vi";
        case Code::Indonesian: return "id";
        case Code::Malay: return "ms";
        case Code::Hindi: return "hi";
        case Code::Bengali: return "bn";
        case Code::Tamil: return "ta";
        case Code::Telugu: return "te";
        case Code::Gujarati: return "gu";
        case Code::Marathi: return "mr";
        case Code::Punjabi: return "pa";
        case Code::Urdu: return "ur";
        case Code::Persian: return "fa";
        case Code::Pashto: return "ps";
        case Code::Kurdish: return "ku";
        default: return "unknown";
    }
}

constexpr std::string_view get_name(Code code) noexcept {
    switch (code) {
        case Code::Korean: return "Korean";
        case Code::English: return "English";
        case Code::Japanese: return "Japanese";
        case Code::Chinese: return "Chinese";
        case Code::Arabic: return "Arabic";
        case Code::Russian: return "Russian";
        case Code::Spanish: return "Spanish";
        case Code::French: return "French";
        case Code::German: return "German";
        case Code::Italian: return "Italian";
        case Code::Portuguese: return "Portuguese";
        case Code::Dutch: return "Dutch";
        case Code::Swedish: return "Swedish";
        case Code::Norwegian: return "Norwegian";
        case Code::Danish: return "Danish";
        case Code::Finnish: return "Finnish";
        case Code::Polish: return "Polish";
        case Code::Czech: return "Czech";
        case Code::Hungarian: return "Hungarian";
        case Code::Turkish: return "Turkish";
        case Code::Hebrew: return "Hebrew";
        case Code::Thai: return "Thai";
        case Code::Vietnamese: return "Vietnamese";
        case Code::Indonesian: return "Indonesian";
        case Code::Malay: return "Malay";
        case Code::Hindi: return "Hindi";
        case Code::Bengali: return "Bengali";
        case Code::Tamil: return "Tamil";
        case Code::Telugu: return "Telugu";
        case Code::Gujarati: return "Gujarati";
        case Code::Marathi: return "Marathi";
        case Code::Punjabi: return "Punjabi";
        case Code::Urdu: return "Urdu";
        case Code::Persian: return "Persian";
        case Code::Pashto: return "Pashto";
        case Code::Kurdish: return "Kurdish";
        default: return "Unknown";
    }
}
 
} // namespace language
} // namespace rune_caster