using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using KssSmaPlaLib.Commons;

namespace KssSmaPlaLib.Ini
{
    /// <summary>
    /// INIリーダー
    /// </summary>
    public static class IniReaderUxer
    {
        /// <summary>
        /// 指定セクションのINI値読み込み
        /// </summary>
        /// <param name="path">INIパス</param>
        /// <param name="section">セクション</param>
        /// <returns>指定のディクショナリ</returns>
        public static Dictionary<string, string> ReadSection(string path, string section)
        {
            var result = new Dictionary<string, string>();
            var lines = File.ReadAllLines(path, System.Text.Encoding.GetEncoding("shift_jis"));
            bool inSection = false;

            foreach (var line in lines)
            {
                var trimmed = line.Trim();

                // コメント行は飛ばす
                if (trimmed.StartsWith(";")) continue;

                if (trimmed.StartsWith("[") && trimmed.EndsWith("]"))
                inSection = trimmed == $"[{section}]";
                else if (inSection && trimmed.Contains("="))
                {
                    var index = trimmed.IndexOf('=');
                    if (index > 0)
                    {
                        var key = trimmed.Substring(0, index).Trim();
                        var value = trimmed.Substring(index + 1).Trim();
                        result[key] = value;
                    }
                }
            }
            return result;
        }
        public static bool IsEmptyByIniDic(Dictionary<string,string> iniDic,string key)
        {
            return string.IsNullOrEmpty(DictionaryUxer.GetValueOrDefault(iniDic, key, string.Empty));
        }
    }
}