using System.IO;
using System.Runtime.InteropServices;
using System.Text;

namespace SLZ_4
{
    public class ConfigINI
    {
        public string inipath;
        [DllImport("kernel32")]
        private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);
        [DllImport("kernel32")]
        private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);
        /// <summary>
        /// 构造方法
        /// </summary>
        /// <param name="INIPath">文件路径</param>
        public ConfigINI(string Folder, string INIPath)
        {
            inipath = System.AppDomain.CurrentDomain.BaseDirectory + "Config\\" + Folder + "\\";
            if (!Directory.Exists(inipath))
            {
                Directory.CreateDirectory(inipath);
            }
            inipath += INIPath;
        }

        /// <summary>
        /// 写入INI文件
        /// </summary>
        /// <param name="Section">项目名称(如 [TypeName] )</param>
        /// <param name="Key">键</param>
        /// <param name="Value">值</param>
        public void IniWriteValue(string Section, string Key, string Value)
        {
            WritePrivateProfileString(Section, Key, Value, this.inipath);
        }


        /// <summary>
        /// 读出INI文件
        /// </summary>
        /// <param name="Section">项目名称(如 [TypeName] )</param>
        /// <param name="Key">键</param>
        public string IniReadValue(string Section, string Key, string strDefault)
        {
            if (ExistINIFile())
            {
                StringBuilder temp = new StringBuilder(500);
                int i = GetPrivateProfileString(Section, Key, strDefault, temp, 500, this.inipath);
                return temp.ToString();
            }
            return strDefault;
        }

        /// <summary>
        /// 验证文件是否存在
        /// </summary>
        /// <returns>布尔值</returns>
        public bool ExistINIFile()
        {
            return File.Exists(inipath);
        }
    }
}
