using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;

namespace XdCxRhDW.Sender
{
    public static class IniFiles
    {
        [DllImport("kernel32")]
        private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);

        /// <summary> 
        /// 读取INI文件 
        /// </summary> 
        /// <param name="Section">项名称(如 [TypeName] )</param> 
        /// <param name="Key">键</param> 
        public static string ReadValue(string iniFile, string section, string Key, string defaultValue = "")
        {
            if (!iniFile.Contains(":"))
                iniFile = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, iniFile);
            StringBuilder temp = new StringBuilder(50);
            GetPrivateProfileString(section, Key, defaultValue, temp, 500, iniFile);
            return temp.ToString();
        }

        /// <summary> 
        /// 读取INI文件 
        /// </summary> 
        /// <param name="Section">项名称(如 [TypeName] )</param> 
        /// <param name="Key">键</param> 
        public static T ReadValue<T>(string iniFile, string section, string Key, T defaultValue = default)
        {
            var strValue = ReadValue(iniFile,section,Key);
            if (string.IsNullOrWhiteSpace(strValue))
                return defaultValue;
            var obj = Convert.ChangeType(strValue, typeof(T));
            return (T)obj;
        }
    }
}