aswi2021tri-musketyri-gitlab/Server/ServerApp/User/CommandsAcceptor.cs @ c4383c00

using ServerApp.DataDownload;
using ServerApp.Predictor;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ServerApp.User
{
	

	public class CommandsAcceptor
	{
		private DataDownloader dd;
		private IPredictionController model;

		public CommandsAcceptor(DataDownloader dd, IPredictionController controller)
		{
			this.dd = dd;
			this.model = controller;
		}

		public void AcceptCommand()
		{
			while (true) {
				string command = Console.ReadLine();
				Console.WriteLine("received admin command: " + command);
				Command c = ParseString(command);
				CheckCommand(c);
				//Program.NotifyUserMessage(command);
			}
		}

		private static Command ParseString(string str)
		{

			string[] splits = str.Trim().Split(' ');
			Command command = new Command();

			command.WholeCommand = str.Trim();
			command.MainCommand = splits[0];

			for(int i = 1; i < splits.Length; i++)
			{

				string current = splits[i];
				if (current.StartsWith("-"))
				{
					command.AddFlag(current.Substring(1));
				}
				else
				{
					command.AddData(current);
				}
			}

			return command;
		}

		private void CheckCommand(Command c)
		{

			switch (c.MainCommand)
			{
				case "data":
					HandleDataCommand(c);
					break;
				case "model":
					HandleModelCommand(c);
					break;
				case "help":
					HandleHelpCommand(c);
					break;
				default:
					PrintUnknown(c.MainCommand);
					break;
			}
		}

		private void PrintUnknown(string command)
		{
			Console.WriteLine("Unknown command: " + command);
		}

		private void HandleDataCommand(Command c)
		{
			// data -list
			// data -dl 1-2019 12-2020

			if(c.WholeCommand.Equals("data -list"))
			{
				Console.WriteLine("Listing all downloaded data files...");
				
			}
			else if (c.FlagsAndData.ContainsKey("dl"))
			{
				List<string> dates = c.FlagsAndData["dl"];
				if (dates.Count != 2)
				{
					Console.WriteLine("2 date arguments needed!");
					return;
				}

				Date start = Date.ParseDate(dates[0]);
				Date end = Date.ParseDate(dates[1]);

				if (start == null || end == null)
				{
					Console.WriteLine("Date parsing was not successful. Please ensure you enter the dates in the following format: 1-2020. Month must be greater than zero.");
					return;
				}

				Console.WriteLine("Downloading data from " + start.ToString() + " to " + end.ToString());
			}
		}

		private void HandleModelCommand(Command c)
		{
			// model -files
			// model -retrain
			// model -rollback
		}

		private void HandleHelpCommand(Command c)
		{
			Console.WriteLine("help.");
		}

		private void PrintUsage(Command c)
		{
			
		}
	}
}