using IniParser;
using IniParser.Model;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static System.Collections.Specialized.BitVector32;

namespace SoraV2Utils_Service
{
    public class ServiceSettings
    {
        public static ServiceSettings Instance { get; private set; }

        private IniData data = null;
        private FileIniDataParser parser = null;

        public int intervall = 60000;
        public int warningThreshold = 30;
        public int criticalThreshold = 10;

        public ServiceSettings() 
        {        
            string serviceSettingsFile = AppDomain.CurrentDomain.BaseDirectory + "\\SoraV2Utils.ini";

            this.parser = new FileIniDataParser();

            this.data = ReadOrCreateConfigFile(serviceSettingsFile);

            TryParseConfig<int>("SoraV2Utils", "interval", ref this.intervall);
            TryParseConfig<int>("SoraV2Utils", "warningThreshold", ref this.warningThreshold);
            TryParseConfig<int>("SoraV2Utils", "criticalThreshold", ref this.criticalThreshold);

            Instance = this;
        }

        public bool TryParseConfig<T>(string section, string key, ref T variable)
        {
            bool parseResult = false;

            string value = this.data[section][key];
            if (!string.IsNullOrEmpty(value))
            {
                try
                {
                    variable = (T)Convert.ChangeType(value, typeof(T)); // Convert the value to the appropriate type.
                    parseResult = true;
                }
                catch (FormatException)
                {
                    ServiceLogger.Instance.Log($"{key} setting could not be read from config! (Using default: {variable})");
                }
            }

            return parseResult;
        }

        private IniData ReadOrCreateConfigFile(string filePath)
        {
            try
            {
                var data = parser.ReadFile(filePath);
                if (data.Sections.Count == 0)
                {
                    CreateServiceFile(data, filePath);
                }
                return data;
            }
            catch (IniParser.Exceptions.ParsingException)
            {
                var newData = new IniParser.Parser.IniDataParser().Parse("");
                CreateServiceFile(newData,filePath);
                return newData;
            }
        }

        private IniData CreateServiceFile(IniData _data, string path)
        {
            _data.Sections.AddSection("SoraV2Utils");
            _data["SoraV2Utils"].AddKey("interval", "60000");
            _data["SoraV2Utils"].GetKeyData("interval").Comments.Add("Interval to check the mouse battery");

            _data["SoraV2Utils"].AddKey("warningThreshold", "30");
            _data["SoraV2Utils"].GetKeyData("warningThreshold").Comments.Add("Threshold for first warning");

            _data["SoraV2Utils"].AddKey("criticalThreshold", "10");
            _data["SoraV2Utils"].GetKeyData("criticalThreshold").Comments.Add("Threshold for second (critial) warning");
            this.parser.WriteFile("SoraV2Utils.ini", _data);
            return _data;
        }
    }
}