using Discord;
using Google.Apis.Auth.OAuth2;
using Google.Apis.Sheets.v4;
using Google.Apis.Sheets.v4.Data;
using Google.Apis.Services;
using Google.Apis.Util.Store;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace DiscordBot
{
    class Program
    {
        // If modifying these scopes, delete your previously saved credentials
        // at ~/.credentials/sheets.googleapis.com-dotnet-quickstart.json
        static string[] Scopes = { SheetsService.Scope.SpreadsheetsReadonly };
        static string ApplicationName = "Google Sheets Test";
        static void Main(string[] args)
        {
            var bot = new DiscordClient();
            string ProgramLocation = (System.Reflection.Assembly.GetExecutingAssembly().CodeBase.Replace("file:///", "").Replace("DiscordBot.EXE", "") + "login.txt");
            string Username;
            string Password;

            UserCredential credential;

            using (var stream = new FileStream("client_id.json", FileMode.Open, FileAccess.Read))
            {
                string credPath = System.Environment.GetFolderPath(
                    System.Environment.SpecialFolder.Personal);
                credPath = Path.Combine(credPath, ".credentials/sheets.googleapis.com-dotnet-quickstart.json");

                credential = GoogleWebAuthorizationBroker.AuthorizeAsync(GoogleClientSecrets.Load(stream).Secrets,
                    Scopes,
                    "user",
                    CancellationToken.None,
                    new FileDataStore(credPath, true)).Result;
                Console.WriteLine("Credential file saved to: " + credPath);
            }

            var service = new SheetsService(new BaseClientService.Initializer()
            {
                HttpClientInitializer = credential,
                ApplicationName = ApplicationName,
            });

            string spreadsheetId = "1zT4trzM34tI56_YhFJfIiJYvj5OMCWXDE_WnBiCVMD0";
            string range = "B6:B12";
            SpreadsheetsResource.ValuesResource.GetRequest request = service.Spreadsheets.Values.Get(spreadsheetId, range);

            ValueRange response = request.Execute();
            IList<IList<Object>> values = response.Values;
            if (values != null && values.Count > 0)
            {
                Console.WriteLine("SPECIAL, Value");
                foreach (var row in values)
                {
                    Console.WriteLine("{0}, {1}", row[1], row[7]);
                }
            }
            else
            {
                Console.WriteLine("No data found.");
            }
            Console.Read();
            if (!File.Exists(ProgramLocation))
            {
                if (!File.Exists("C:/login.txt"))
                {
                    Console.WriteLine("No Login Files Found");
                    Console.WriteLine("Enter Username");
                    Username = Console.ReadLine();
                    Console.WriteLine("Enter Password");
                    Password = "";
                    while (true)
                    {
                        var key = System.Console.ReadKey(true);
                        if (key.Key == ConsoleKey.Enter)
                        { break; }
                        else if (key.Key != ConsoleKey.Backspace)
                        { Console.Write("*"); }
                        Password += key.KeyChar;
                    }
                    Console.WriteLine("Creating Login File in " + ProgramLocation);
                    using (StreamWriter sw = File.CreateText(ProgramLocation))
                    {
                        sw.WriteLine("UserName: " + Username);
                        sw.WriteLine("Password: " + Password);
                    }
                }
                else
                {
                    Username = File.ReadLines("C:/login.txt").Skip(0).Take(1).First().Replace(" ", "").Replace("UserName:", "");
                    Password = File.ReadLines("C:/login.txt").Skip(1).Take(1).First().Replace(" ", "").Replace("Password:", "");
                }

            }
            else
            {
                Username = File.ReadLines(ProgramLocation).Skip(0).Take(1).First().Replace(" ", "").Replace("UserName:", "");
                Password = File.ReadLines(ProgramLocation).Skip(1).Take(1).First().Replace(" ", "").Replace("Password:", "");
            }

            bot.MessageReceived += bot_MessageReceived;

            try
            {
                bot.ExecuteAndWait(async () =>
                {
                    await bot.Connect(Username, Password);
                    Console.WriteLine("Bot Online, Logged in as " + Username);
                });
            }
            catch
            {
                Console.WriteLine("Username or password incorrect.");
                Console.WriteLine("Press Enter to exit and try again.");
                Console.WriteLine(Username);
                Console.WriteLine(Password);
                File.Delete(ProgramLocation);
                Console.ReadLine();

            }

         }

        private static void bot_MessageReceived(object sender, MessageEventArgs e)
        {

            if (e.Message.IsAuthor) return;

            Console.WriteLine("{0} said {1} in {2}", e.User.Name, e.Message.Text, e.Channel.Name);

            if (e.Message.Text.ToLower().Contains("!roll"))
            {
                string str = e.Message.Text;
                string[] tokens = str.Split(' ');
                double numTest;
                try
                {
                    if (Double.TryParse(tokens[1], out numTest) && Double.TryParse(tokens[2], out numTest))
                    {
                        int DiceNumber = Convert.ToInt32(tokens[1]);
                        int RollNumber = Convert.ToInt32(tokens[2]);
                        string message = DND.rollDice(DiceNumber, RollNumber);
                        e.Channel.SendMessage(message);
                        //e.Channel.SendMessage("Roll a " + DiceNumber + " Sided Dice " + RollNumber + " Times");
                    }
                    else
                    {
                        e.Channel.SendMessage("Invalid arguments. Use '!roll (Dice Sides) (number of Rolls)' no parenthesis. 1");
                    }
                }
                catch
                {
                    e.Channel.SendMessage("Invalid arguments. Use '!roll (Dice Sides) (number of Rolls)' no parenthesis. ");
                }



            }
            if (e.Message.Text.ToLower().Contains("!battle"))
            {
                string battleOrder;
                string[] tokens = e.Message.Text.Split(' ');
                List<string> Validate = new List<string>(tokens);
                if (Validate.Count > 2)
                {
                    battleOrder = DND.battlesequence(e.Message.Text);
                }
                else
                {
                    battleOrder = "Please include at least 2 players/npcs";
                }
                e.Channel.SendMessage(battleOrder);
            }
        }
    }
}