source: binary-improvements/MapRendering/Web/SSE/EventLog.cs@ 367

using System;
using System.Net;
using System.Text;
using System.Text.RegularExpressions;
using AllocsFixes.JSON;
using UnityEngine;

namespace AllocsFixes.NetConnections.Servers.Web.SSE {
        public class EventLog : EventBase {
                private static readonly Regex logMessageMatcher =
                        new Regex (@"^([0-9]{4}-[0-9]{2}-[0-9]{2})T([0-9]{2}:[0-9]{2}:[0-9]{2}) ([0-9]+[,.][0-9]+) [A-Z]+ (.*)$");

                public EventLog (SseHandler _parent) : base (_parent, _name: "log") {
                        Logger.Main.LogCallbacks += LogCallback;
                }


                private void LogCallback (string _msg, string _trace, LogType _type) {
                        Match match = logMessageMatcher.Match (_msg);

                        string date;
                        string time;
                        string uptime;
                        string message;
                        if (match.Success) {
                                date = match.Groups [1].Value;
                                time = match.Groups [2].Value;
                                uptime = match.Groups [3].Value;
                                message = match.Groups [4].Value;
                        } else {
                                DateTime dt = DateTime.Now;
                                date = $"{dt.Year:0000}-{dt.Month:00}-{dt.Day:00}";
                                time = $"{dt.Hour:00}:{dt.Minute:00}:{dt.Second:00}";
                                uptime = "";
                                message = _msg;
                        }

                        JSONObject data = new JSONObject ();
                        data.Add ("msg", new JSONString (message));
                        data.Add ("type", new JSONString (_type.ToStringCached ()));
                        data.Add ("trace", new JSONString (_trace));
                        data.Add ("date", new JSONString (date));
                        data.Add ("time", new JSONString (time));
                        data.Add ("uptime", new JSONString (uptime));

                        SendData ("logLine", data);
                }
                
        }
}