using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Pipes;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.StubsUtils.Shared;

namespace Tango.StubsUtils.ProcedureClient.CLI
{
    class Program
    {
        private const string PIPE_NAME = "Tango_Stubs_Server";

        static void Main(string[] args)
        {
            try
            {
                Console.ForegroundColor = ConsoleColor.Gray;

                var _client = new NamedPipeClientStream(PIPE_NAME);
                _client.Connect(1000);

                var writer = new StreamWriter(_client); 

                String s = Environment.CommandLine;

                List<String> arguments = args.ToList();
                arguments.Insert(0, "procedure");
                var request = String.Join("^", arguments);

                writer.WriteLine(request);
                writer.Flush();

                var reader = new StreamReader(_client);

                while (true)
                {
                    String responseString = reader.ReadLine();
                    Console.WriteLine(responseString);

                    if (responseString.StartsWith("Status: OK"))
                    {
                        responseString = reader.ReadToEnd();
                        Console.WriteLine(responseString);
                        Environment.Exit(0);
                    }
                    else if (responseString.StartsWith("Status: Error"))
                    {
                        responseString = reader.ReadToEnd();
                        Console.WriteLine(responseString);
                        ExitError(responseString);
                    }
                }
            }
            catch (Exception ex)
            {
                ExitError($"Status: Error\nError: Error communicating with the stubs service. {ex.Message}");
            }
        }

        private static void ExitError(String error)
        {
            Console.ForegroundColor = ConsoleColor.Red;
            Console.WriteLine($"{error}");
            Console.ForegroundColor = ConsoleColor.Gray;
            Environment.Exit(-1);
        }
    }
}