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

namespace ShrlAlgoToolkit.Core.Assists;

public class IniAssist
{
	public IniAssist(string iniPath)
	{
		path = iniPath;
	}

	public string path;

	/// <summary>
	///     删除ini文件下所有段落
	/// </summary>
	public void ClearAllSection()
	{
		IniWriteValue(null, null, null);
	}

	/// <summary>
	///     删除ini文件下personal段落下的所有键
	/// </summary>
	/// <param name="section"></param>
	public void ClearSection(string section)
	{
		IniWriteValue(section, null, null);
	}

	/// <summary>
	///     读取INI文件
	/// </summary>
	/// <param name="section"></param>
	/// <param name="key"></param>
	/// <returns></returns>
	public string IniReadValue(string section, string key)
	{
		var temp = new StringBuilder(255);
		GetPrivateProfileString(section, key, "", temp, 255, path);
		return temp.ToString();
	}

	public byte[] IniReadValues(string section, string key)
	{
		var temp = new byte[255];
		var i = GetPrivateProfileString(section, key, "", temp, 255, path);
		return temp;
	}

	/// <summary>
	///     写INI文件
	/// </summary>
	/// <param name="section"></param>
	/// <param name="key"></param>
	/// <param name="value"></param>
	public void IniWriteValue(string section, string key, string value)
	{
		WritePrivateProfileString(section, key, value, path);
	}

	[DllImport("kernel32")]
	private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);

	[DllImport("kernel32")]
	private static extern int GetPrivateProfileString(string section, string key, string defVal, byte[] retVal, int size, string filePath);

	[DllImport("kernel32")]
	private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);
}