using Newtonsoft.Json;
using OpenQA.Selenium;
using OpenQA.Selenium.Chrome;
using StockDal.Interface;
using DataDomain;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Reflection;
using System.Diagnostics;

namespace StockDal
{
    public class StockMarketRepository : IStockMarketRepository
    {
        public Dictionary<string, DiTraderStockRow> StockMarketList { get; set; }

        public List<DiTraderStockRow> DumpObjects { get; set; } = new List<DiTraderStockRow>();
        public DiTraderStockRow SaveRow { get; set; }
        public StringBuilder TextResults { get; set; }
        public bool ViewBrowser { get; set; }

        public IWebDriver driver;

        public StockMarketRepository()
        {
            ViewBrowser = false;
        }

        private void Find_Data()
        {
            TextResults = new StringBuilder();
            IList<IWebElement> searchElements = driver.FindElements(By.TagName("tbody"));
            foreach (IWebElement i in searchElements)
            {

                HtmlAgilityPack.HtmlDocument htmlDocument = new HtmlAgilityPack.HtmlDocument();
                var text = i.GetAttribute("innerHTML");
                htmlDocument.LoadHtml(text);
                var inputs = htmlDocument.DocumentNode.Descendants("tr").ToList();
                foreach (var items in inputs)
                {
                    HtmlAgilityPack.HtmlDocument htmlDocument1 = new HtmlAgilityPack.HtmlDocument();
                    htmlDocument1.LoadHtml(items.InnerHtml);
                    var tds = htmlDocument1.DocumentNode.Descendants("td").ToList();
                    var appendText = "";
                    var fNr = 0;
                    foreach (var item in tds)
                    {
                        var intext = item.InnerText.Replace("\r\n", "");
                        appendText += appendText.Length == 0 ? intext : " " + intext;
                        if (tds.Count == 10)
                        {
                            AddValueToListRow(fNr++, intext);
                        }
                    }
                    if (!string.IsNullOrEmpty(appendText))
                    {
                        TextResults.Append(appendText + "\r\n");
                    }
                    htmlDocument1 = null;
                }
                htmlDocument = null;

                TextResults.Append("\r\n");
            }

           // var oxe = StockMarketList;
        }

        private void SaveLogging()
        {
            var output = JsonConvert.SerializeObject(DumpObjects, Formatting.Indented);
            Assembly assem = typeof(StockMarketRepository).Assembly;
            var programPath = assem.Location.Substring(0, assem.Location.LastIndexOf("\\"));
            var logPath = new DirectoryInfo(programPath + "\\Loggings");
            if (!logPath.Exists)
            {
                logPath.Create();
            }
            File.WriteAllText($"{programPath}\\Loggings\\Log{DateTime.Now.ToShortDateString()}.txt", output);
        }

        private void AddValueToListRow(int pos, string value)
        {
            switch (pos)
            {
                case 0:
                    {
                        SaveRow = new DiTraderStockRow();
                        SaveRow.StockName = value;
                        break;
                    }
                case 1:
                    {
                        SaveRow.ProcChange = string.IsNullOrWhiteSpace(value) ? 0 : decimal.Parse(value);
                        break;
                    }
                case 2:
                    {
                        SaveRow.RealChange = string.IsNullOrWhiteSpace(value) ? 0 : decimal.Parse(value);
                        break;
                    }
                case 3:
                    {
                        SaveRow.BuyPrice = string.IsNullOrWhiteSpace(value) ? 0 : decimal.Parse(value);
                        break;
                    }
                case 4:
                    {
                        SaveRow.SellPrice = string.IsNullOrWhiteSpace(value) ? 0 : decimal.Parse(value);
                        break;
                    }
                case 5:
                    {
                        SaveRow.LatestPrice = string.IsNullOrWhiteSpace(value) ? 0 : decimal.Parse(value);
                        break;
                    }
                case 6:
                    {
                        SaveRow.HighestPrice = string.IsNullOrWhiteSpace(value) ? 0 : decimal.Parse(value);
                        break;
                    }
                case 7:
                    {
                        SaveRow.LowestPrice = string.IsNullOrWhiteSpace(value) ? 0 : decimal.Parse(value);
                        break;
                    }
                case 8:
                    {

                        SaveRow.Volume = string.IsNullOrWhiteSpace(value) ? 0 : long.Parse(value.Replace(" ", ""));
                        break;
                    }
                case 9:
                    {
                        SaveRow.TimeOfDay = value==""?TimeSpan.Parse("00:01"): TimeSpan.Parse(value);
                        //StockMarketList.Add(SaveRow.StockName, SaveRow);
                        try
                        {
                            StockMarketList.Add(SaveRow.StockName, SaveRow);
                        }
                        catch (ArgumentException )
                        {
                            try
                            {
                                StockMarketList.Add(SaveRow.StockName + "-2", SaveRow);
                            }
                            catch (Exception)
                            {
                                DumpObjects.Add(SaveRow);
                            } 

                        }
                        break;
                    }
                default:
                    break;
            }
        }

        private void OpenBrowser(bool burl2 = false)
        {
            var driverService = ChromeDriverService.CreateDefaultService();
            driverService.HideCommandPromptWindow = true;

            if (ViewBrowser)
            {
                if (driver == null)
                {
                    driver = new ChromeDriver(driverService);
                }
            }
            else
            {
                if (driver == null)
                {
                    var options = new ChromeOptions();
                    options.AddArgument("headless");
                    driver = new ChromeDriver(driverService, options);
                }
            }

            try
            {
                //var url0 = "https://money.cnn.com/data/hotstocks/index.html";
                var url = "https://trader.di.se/index.php/stocklist/index/2055?list=7126";
                var url2 = "https://trader.di.se/index.php/stocklist/index/2055?list=7116";
                //var url1 = "https://www.finansportalen.se/aktiekurser/";
                driver.Navigate().GoToUrl(burl2 ? url2 : url);

            }
            catch
            {
                throw;
            }

        }

        public void LoadStockMarketList()
        {
            StockMarketList = new Dictionary<string, DiTraderStockRow>();
            DumpObjects =  new List<DiTraderStockRow>();
            OpenBrowser();
            Find_Data();
            OpenBrowser(true);
            Find_Data();
            if (DumpObjects.Any())
            {
                SaveLogging();
            }
        }


        public void LoadStockMarketList(bool viewBrowser)
        {
            StockMarketList = new Dictionary<string, DiTraderStockRow>();
            ViewBrowser = viewBrowser;
            OpenBrowser();
            Find_Data();
        }

        public void RefreshMarketList()
        {
            StockMarketList = new Dictionary<string, DiTraderStockRow>();
            driver.Navigate().Refresh();
            Find_Data();
        }

        public void Clean()
        {
            driver?.Quit();
        }

    }
}