using System.Collections.Generic;
using UnityEngine;

namespace NBC
{
    public class LanguageText : ILanguage
    {
        /// <summary>
        /// 多语言配置数据
        /// </summary>
        private readonly Dictionary<SystemLanguage, Dictionary<string, string>> _languages =
            new Dictionary<SystemLanguage, Dictionary<string, string>>();

        /// <summary>
        /// 当前语言包键值对
        /// </summary>
        private Dictionary<string, string> _currentLanguageDictionary = new Dictionary<string, string>();

        public string Get(string key)
        {
            if (_currentLanguageDictionary != null && _currentLanguageDictionary.TryGetValue(key, out var value))
            {
                return value;
            }

            return key;
        }

        public void AddLanguage(SystemLanguage language)
        {
            var keys = Lan.Inst.GetLanguageConfig(LanguageConst.languageMap[language]);
            if (keys != null)
            {
                _languages[language] = keys;
            }
            else
            {
                _languages[language] = new Dictionary<string, string>();
            }
        }

        public bool UseLanguage(SystemLanguage language)
        {
            if (_languages.TryGetValue(language, out var language1))
            {
                _currentLanguageDictionary = language1;
                return true;
            }

            Debug.LogError("语言包不存在");
            return false;
        }
    }
}