using Backend.ServiceHandler;
using Backend.MarketDataRequest;
using Backend.Interface;
using Microsoft.AspNetCore.Mvc;
using System.Globalization;

namespace Backend.Controllers
{
	[ApiController]
	[Route("api/market")]
	public class MarketController : ControllerBase
	{
		private readonly MarketDataService _marketDataService;
		private readonly IHistoricalMarketDataCache _cache;

		public MarketController(MarketDataService marketDataService, IHistoricalMarketDataCache cache)
		{
			_marketDataService = marketDataService;
			_cache = cache;
		}

		[HttpGet("last-trading-day")]
		public async Task<IActionResult> GetLastTradingDay(
			[FromQuery] string symbol = "SPY",
			CancellationToken cancellationToken = default)
		{
			var lastDay = await _cache.GetLastTradingDayAsync(
				symbol.Trim().ToUpperInvariant(), cancellationToken);

			if (lastDay is null)
				return Ok(new { found = false, lastTradingDay = (string?)null });

			return Ok(new
			{
				found = true,
				lastTradingDay = lastDay.Value.ToString("yyyy-MM-ddTHH:mm:ssZ", CultureInfo.InvariantCulture)
			});
		}

		[HttpGet("symbol-check/{symbol}")]
		public IActionResult CheckSymbol(string symbol)
		{
			var (found, message) = _marketDataService.CheckSymbol(symbol.ToUpperInvariant());
			return Ok(new { found, message });
		}

		[HttpGet("live/{symbol}")]
		public IActionResult GetLive(string symbol)
		{
			var data = _marketDataService.GetLiveQuote(symbol.ToUpperInvariant());
			return Ok(data);
		}

		[HttpGet("historical")]
		public async Task<IActionResult> GetHistorical(
			[FromQuery] string symbol,
			[FromQuery] string endDateTime,
			[FromQuery] string duration,
			[FromQuery] HistoricalBarSize barSize,
			[FromQuery] HistoricalWhatToShow whatToShow = HistoricalWhatToShow.Trades,
			[FromQuery] bool useRth = true)
		{
			var data = await _marketDataService.GetHistoricalAsync(
				symbol.ToUpperInvariant(),
				endDateTime,
				duration,
				barSize,
				whatToShow,
				useRth
			);

			return Ok(data);
		}

		[HttpGet("historical-line")]
		public async Task<IActionResult> GetHistoricalLine(
			[FromQuery] string symbol,
			[FromQuery] string endDateTime,
			[FromQuery] string duration,
			[FromQuery] HistoricalBarSize barSize,
			[FromQuery] HistoricalWhatToShow whatToShow = HistoricalWhatToShow.Trades,
			[FromQuery] bool useRth = true)
		{
			var data = await _marketDataService.GetHistoricalLineAsync(
				symbol.ToUpperInvariant(),
				endDateTime,
				duration,
				barSize,
				whatToShow,
				useRth
			);

			return Ok(data);
		}
	}
}