using System;
using System.Collections.Generic;
using System.IO;
using System.Net.Sockets;
using System.Text;
using AllocsFixes.JSON;
using UnityEngine;
using HttpListenerResponse = SpaceWizards.HttpListener.HttpListenerResponse;

namespace Webserver {
	public class WebCommandResult : IConsoleConnection {
		public enum ResultType {
			Full,
			ResultOnly,
			Raw
		}

		private readonly string command;
		private readonly string parameters;

		private readonly HttpListenerResponse response;
		private readonly ResultType responseType;

		public WebCommandResult (string _command, string _parameters, ResultType _responseType, HttpListenerResponse _response) {
			response = _response;
			command = _command;
			parameters = _parameters;
			responseType = _responseType;
		}

		public void SendLines (List<string> _output) {
			StringBuilder sb = new StringBuilder ();
			foreach (string line in _output) {
				sb.AppendLine (line);
			}

			try {
				response.SendChunked = false;

				if (responseType == ResultType.Raw) {
					WebUtils.WriteText (response, sb.ToString ());
				} else {
					JsonNode result;
					if (responseType == ResultType.ResultOnly) {
						result = new JsonString (sb.ToString ());
					} else {
						JsonObject resultObj = new JsonObject ();

						resultObj.Add ("command", new JsonString (command));
						resultObj.Add ("parameters", new JsonString (parameters));
						resultObj.Add ("result", new JsonString (sb.ToString ()));

						result = resultObj;
					}

					WebUtils.WriteJson (response, result);
				}
			} catch (IOException e) {
				if (e.InnerException is SocketException) {
					Log.Warning ("[Web] Error in WebCommandResult.SendLines(): Remote host closed connection: " + e.InnerException.Message);
				} else {
					Log.Warning ("[Web] Error (IO) in WebCommandResult.SendLines(): " + e);
				}
			} catch (Exception e) {
				Log.Warning ("[Web] Error in WebCommandResult.SendLines(): " + e);
			} finally {
				response?.Close ();
			}
		}

		public void SendLine (string _text) {
			//throw new NotImplementedException ();
		}

		public void SendLog (string _formattedMessage, string _plainMessage, string _trace, LogType _type, DateTime _timestamp, long _uptime) {
			//throw new NotImplementedException ();
		}

		public void EnableLogLevel (LogType _type, bool _enable) {
			//throw new NotImplementedException ();
		}

		public string GetDescription () {
			return "WebCommandResult_for_" + command;
		}
	}
}