using System;
using System.Collections.Generic;
using System.Linq;
using System.IO;

namespace Chop
{
    public class FileReader
    {
        private readonly string _filePath;
        private readonly Dictionary<string, string> _values;

        public FileReader(string FilePath)
        {
            _filePath = FilePath;
            _values = new Dictionary<string, string>();

            string[] configContent = File.ReadAllLines(_filePath);
            foreach (string line in configContent)
            {
                string[] split = line.Split('\'');

                if (split.Length > 1 && !split[0].Contains('#'))
                {
                    string key = split[0].Substring(0, split[0].Length - 1).Replace("\\\'", "\'");
                    string content = split[1].Replace("\\\'", "\'");

                    _values.Add(key, content);
                }
            }
        }

        public string ReadValue(string key)
        {
            string[] content = File.ReadAllLines(_filePath);
            return (from line in content where line.Contains('=') where line.Split('=')[0] == key select line.Split('=')[1]).FirstOrDefault();
        }
        public void EditValue(string key, string value)
        {
            var content = File.ReadAllLines(_filePath);
            for(int i = 0; i < content.Length; i++)
            {
                if (content[i].Contains('='))
                {
                    string[] s = content[i].Split('=');
                    if (s[0] == key)
                        s[1] = value;
                    content[i] = s[0] + '=' + s[1];
                }
            }

            File.WriteAllLines(_filePath, content);
        }
        public void AddValue(string key, string value)
        {
            File.AppendAllText(_filePath, Environment.NewLine + key + "=" + value);
        }
        public string GetString(string key)
        {
            if (_values.ContainsKey(key))
                return _values[key];

            return null;
        }
        public int GetInt(string key)
        {
            return int.Parse(GetString(key));
        }
        public bool GetBoolean(string key)
        {
            return GetInt(key) == 1;
        }
    }
}