[Release] IniFile Reader!

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using IniFile;

namespace Test {

    internal class Program {

        private static void Main(string[] args) {
            var ini = new CIniFile("test.ini", "AccountServer");
            int port = ini.GetInt("ACCOUNT_SERVER_PORT");
            ini.SetSection("Game_DataBase");
            string test = ini.GetString("DATABASE_HOST");
            Console.WriteLine("values are {0} , {1}", port, test);
            Console.ReadKey();
        }
    }
}

[AccountServer]
ACCOUNT_SERVER_IP=5.230.189.19
ACCOUNT_SERVER_PORT=9958

[Account_DataBase]
DATABASE_HOST=127.0.0.1
DATABASE_USER=root
DATABASE_PASSWORD=
DATABASE_DBNAME=account_zf
DATABASE_PORT=3306

[GameServer]
GAME_SERVER_NAME=Unkown
GAME_SERVER_IP=5.230.189.19
GAME_SERVER_PORT=5816

[Game_DataBase]
DATABASE_HOST=127.0.0.1 // this is the db ip
DATABASE_USER=root
DATABASE_PASSWORD=
DATABASE_DBNAME=account_zf
DATABASE_PORT=3306

values are 9958 , 127.0.0.1

public class CIniFile
{
    // Fields
    private Dictionary<string, string> fields = new Dictionary<string, string>();
    private string[] lines;
    private string section;
    private List<string> temp = new List<string>();
    private string Wsection;

    // Methods
    public CIniFile(string filepath, string section)
    {
        try
        {
            this.lines = File.ReadAllLines(filepath);
            this.section = "[" + section + "]";
            this.GetFields();
        }
        catch (Exception exception)
        {
            Console.WriteLine(exception.Message);
        }
    }

    private void GetFields()
    {
        try
        {
            bool flag = false;
            for (int i = 0; i < this.lines.Length; i++)
            {
                if (string.IsNullOrWhiteSpace(this.lines[i]))
                {
                    continue;
                }
                char ch = this.lines[i][0];
                if (ch.Equals('[') && (this.lines[i] == this.section))
                {
                    for (int j = i + 1; j < this.lines.Length; j++)
                    {
                        if (!string.IsNullOrWhiteSpace(this.lines[j]))
                        {
                            ch = this.lines[j][0];
                            if (ch.Equals('['))
                            {
                                flag = true;
                                break;
                            }
                            this.temp.Add(this.lines[j]);
                        }
                    }
                }
                if (flag)
                {
                    break;
                }
            }
            foreach (string str in this.temp)
            {
                string[] strArray = str.Split("//".ToCharArray())[0].Replace(" ", "").Split(new char[] { '=' });
                this.fields.Add(strArray[0], strArray[1].Replace(";", ""));
            }
        }
        catch (Exception exception)
        {
            Console.WriteLine(exception.Message);
        }
    }

    public int GetInt(string key)
    {
        Func<KeyValuePair<string, string>, bool> predicate = null;
        try
        {
            if (predicate == null)
            {
                predicate = x => x.Key == key;
            }
            return int.Parse(this.fields.SingleOrDefault<KeyValuePair<string, string>>(predicate).Value);
        }
        catch (Exception exception)
        {
            Console.WriteLine(exception.Message);
            return 0;
        }
    }

    public string GetString(string key)
    {
        Func<KeyValuePair<string, string>, bool> predicate = null;
        try
        {
            if (predicate == null)
            {
                predicate = x => x.Key == key;
            }
            return this.fields.SingleOrDefault<KeyValuePair<string, string>>(predicate).Value;
        }
        catch (Exception exception)
        {
            Console.WriteLine(exception.Message);
            return "";
        }
    }

    public void SetSection(string section)
    {
        this.section = "[" + section + "]";
        this.fields.Clear();
        this.temp.Clear();
        this.GetFields();
    }
}