using Microsoft.AspNetCore.Mvc;
using NLog;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using ApiServer.ApiStruct;
using Newtonsoft.Json;
using System.IO;

namespace ApiServer.Controllers
{
	[ApiController, Route("[controller]")]
	public class DataController : ControllerBase
	{
		private Logger log = LogManager.GetCurrentClassLogger();
		[HttpPost, Route("check")]
		public DataCheckClient Check([FromBody] object value)
		{
			try
			{
				var getResult = JsonConvert.DeserializeObject<DataCheckApi>(value.ToString());
				if (!getResult.Status || string.IsNullOrEmpty(getResult.Name))
				{
					log.Warn("Wrong answer.");
					return new DataCheckClient();
				}
				var dataDir = Path.Combine(
					Directory.GetCurrentDirectory(),
					"data", "data",
					getResult.DateAndTime.Year.ToString("D4"),
					getResult.DateAndTime.Month.ToString("D2"),
					getResult.DateAndTime.Day.ToString("D2"),
					getResult.Name);
				log.Info("Search data: " + dataDir);
				if (!System.IO.File.Exists(dataDir))
				{
					log.Info("Data not exist: " + dataDir);
					return new DataCheckClient { Status = true, Exist = false, DataSize = 0 };
				}
				var dataArr = System.IO.File.ReadAllBytes(dataDir);
				log.Info("Send data size: " + dataArr.Length + " | " + dataDir);
				return new DataCheckClient { Status = true, Exist = true, DataSize = (ulong)dataArr.Length };
			}
			catch (Exception e)
			{
				log.Warn(e);
				return new DataCheckClient();
			}
		}
		[DisableRequestSizeLimit]
		[HttpPost, Route("create")]
		public DataCreateClient Create([FromBody] object value)
		{
			try
			{
				var getResult = JsonConvert.DeserializeObject<DataCreateApi>(value.ToString());
				if (!getResult.Status ||
					string.IsNullOrEmpty(getResult.Name) ||
					getResult.Struct.Length == 0)
				{
					log.Warn("Wrong answer.");
					return new DataCreateClient();
				}
				var dataDir = Path.Combine(
					Directory.GetCurrentDirectory(),
					"data", "data",
					getResult.DateAndTime.Year.ToString("D4"),
					getResult.DateAndTime.Month.ToString("D2"),
					getResult.DateAndTime.Day.ToString("D2"));
				if (!Directory.Exists(dataDir))
					Directory.CreateDirectory(dataDir);
				dataDir = Path.Combine(dataDir, getResult.Name);
				System.IO.File.WriteAllBytes(dataDir, getResult.Struct);
				log.Info("Save data: " + dataDir);
				return new DataCreateClient { Status = true };
			}
			catch (Exception e)
			{
				log.Warn(e);
				return new DataCreateClient();
			}
		}

	}
}