NHSE/NHSE.Core/Strings/GameInfo.cs

namespace NHSE.Core;

/// <summary>
/// Global repository for game strings; initialized to a specified language.
/// </summary>
public static class GameInfo
{
    private static readonly GameStrings?[] Languages = new GameStrings[GameLanguage.LanguageCount];

    public static string CurrentLanguage { get; private set; } = GameLanguage.DefaultLanguage;
    public static GameStrings Strings { get; private set; } = GetStrings(CurrentLanguage);

    /// <summary>
    /// Gets the Game Strings for a specific language.
    /// </summary>
    /// <param name="lang">2 character language ID</param>
    public static GameStrings GetStrings(string lang)
    {
        int index = GameLanguage.GetLanguageIndex(lang);
        return GetStrings(index);
    }

    public static GameStrings GetStrings(int index)
    {
        return Languages[index] ??= new GameStrings(GameLanguage.Language2Char(index));
    }

    public static string SetLanguage2Char(int index)
    {
        var lang = GameLanguage.Language2Char(index);
        CurrentLanguage = lang;
        Strings = GetStrings(lang);
        return lang;
    }
}