using Backend.MarketDataRequest;
using IBApi;
using System;
using System.Collections.Generic;
using System.Threading;

namespace Backend
{
	public static class Program
	{
		public static void Main(string[] args)
		{
			var Gateway = new IBGatewayControl();
			try
			{
				Gateway.Start("127.0.0.1", 4002, 1);
			}
			catch
			{
				Console.WriteLine("Invalid connection to IB Gateway. Please ensure gateway is running and connected.");
				Environment.Exit(1);
			}

			while (!Gateway.IsApiReady)
			{
				Thread.Sleep(50);
			}

			// ---- TEST HISTORICAL DATA REQUEST ----

			var HistoricalRequest = new HistoricalEquityRequest
			{
				RequestId = 1,
				Symbol = "NVDA",
				EndDateTime = "20260311 11:00:00 US/Eastern",
				Duration = "3600 S",
				BarSize = HistoricalBarSize.FiveMins,
				WhatToShow = HistoricalWhatToShow.Trades,
				UseRth = true,
				KeepUpToDate = false,
				FormatDate = 1
			};

			List<Bar> Bars = Gateway.RequestHistoricalBlocking(HistoricalRequest, TimeSpan.FromSeconds(15));

			Console.WriteLine();
			Console.WriteLine($"Received {Bars.Count} bars. Continue program here.");

			// ---- TEST LIVE DATA REQUEST ----

			var liveRequest = new LiveEquityRequest
			{
				RequestId = 2,
				Symbol = "NVDA"
			};

			var live = Gateway.RequestLiveEquityBlocking(
				liveRequest,
				TimeSpan.FromSeconds(15));

			Console.WriteLine();
			Console.WriteLine("=== Live Quote ===");
			Console.WriteLine($"Symbol:         {live.Symbol}");
			Console.WriteLine($"Last Price:     {live.LastPrice}");
			Console.WriteLine($"Volume:         {live.Volume}");
			Console.WriteLine($"Previous Close: {live.PreviousClose}");
			Console.WriteLine($"Open:           {live.Open}");


			// ---- FUNDAMENTALS DATA REQUEST ----
			// DOES NOT WORK, NEEDS EXTRA DATA SUBSCRIPTION
/*
			var fundamentalsRequest = new FundamentalsEquityRequest
			{
				RequestId = 3,
				Symbol = "NVDA"
			};

			try
			{
				var fundamentals = Gateway.RequestFundamentalsBlocking(
					fundamentalsRequest,
					TimeSpan.FromSeconds(15));

				Console.WriteLine();
				Console.WriteLine("=== Fundamentals ===");
				Console.WriteLine($"Symbol:         {fundamentals.Symbol}");
				Console.WriteLine($"Market Cap:     {fundamentals.MarketCap}");
				Console.WriteLine($"P/E Ratio:      {fundamentals.PERatio}");
				Console.WriteLine($"Dividend Yield: {fundamentals.DividendYield}");
			}
			catch (Exception ex)
			{
				Console.WriteLine($"Fundamentals request failed.");
			}
*/
			Gateway.Disconnect();
		}
	}
}