ArchiSteamFarm/Core/AprilFools.cs

   1 // ----------------------------------------------------------------------------------------------
   2 //     _                _      _  ____   _                           _____
   3 //    / \    _ __  ___ | |__  (_)/ ___| | |_  ___   __ _  _ __ ___  |  ___|__ _  _ __  _ __ ___
   4 //   / _ \  | '__|/ __|| '_ \ | |\___ \ | __|/ _ \ / _` || '_ ` _ \ | |_  / _` || '__|| '_ ` _ \
   5 //  / ___ \ | |  | (__ | | | || | ___) || |_|  __/| (_| || | | | | ||  _|| (_| || |   | | | | | |
   6 // /_/   \_\|_|   \___||_| |_||_||____/  \__|\___| \__,_||_| |_| |_||_|   \__,_||_|   |_| |_| |_|
   7 // ----------------------------------------------------------------------------------------------
   8 // |
   9 // Copyright 2015-2024 Łukasz "JustArchi" Domeradzki
  10 // Contact: JustArchi@JustArchi.net
  11 // |
  12 // Licensed under the Apache License, Version 2.0 (the "License");
  13 // you may not use this file except in compliance with the License.
  14 // You may obtain a copy of the License at
  15 // |
  16 // http://www.apache.org/licenses/LICENSE-2.0
  17 // |
  18 // Unless required by applicable law or agreed to in writing, software
  19 // distributed under the License is distributed on an "AS IS" BASIS,
  20 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  21 // See the License for the specific language governing permissions and
  22 // limitations under the License.
  23
  24 using System;
  25 using System.Globalization;
  26 using System.Threading;
  27
  28 namespace ArchiSteamFarm.Core;
  29
  30 internal static class AprilFools {
  31         private static readonly object LockObject = new();
  32
  33         // We don't care about CurrentCulture global config property, because April Fools are never initialized in this case
  34         private static readonly CultureInfo OriginalCulture = CultureInfo.CurrentCulture;
  35
  36         private static readonly Timer Timer = new(Init);
  37
  38         internal static void Init(object? state = null) {
  39                 DateTime now = DateTime.Now;
  40
  41                 if (now is (_, 4, 1)) {
  42                         try {
  43                                 CultureInfo.DefaultThreadCurrentCulture = CultureInfo.DefaultThreadCurrentUICulture = CultureInfo.CreateSpecificCulture(SharedInfo.LolcatCultureName);
  44                         } catch (Exception e) {
  45                                 ASF.ArchiLogger.LogGenericDebuggingException(e);
  46
  47                                 return;
  48                         }
  49
  50                         TimeSpan aprilFoolsEnd = TimeSpan.FromDays(1) - now.TimeOfDay;
  51
  52                         lock (LockObject) {
  53                                 Timer.Change(aprilFoolsEnd + TimeSpan.FromMilliseconds(100), Timeout.InfiniteTimeSpan);
  54                         }
  55
  56                         return;
  57                 }
  58
  59                 try {
  60                         CultureInfo.DefaultThreadCurrentCulture = CultureInfo.DefaultThreadCurrentUICulture = OriginalCulture;
  61                 } catch (Exception e) {
  62                         ASF.ArchiLogger.LogGenericDebuggingException(e);
  63
  64                         return;
  65                 }
  66
  67                 // Since we already verified that it's not April Fools right now, either we're in months 1-3 before 1st April this year, or 4-12 already after the 1st April
  68                 DateTime nextAprilFools = new(now.Month >= 4 ? now.Year + 1 : now.Year, 4, 1, 0, 0, 0, DateTimeKind.Local);
  69
  70                 TimeSpan aprilFoolsStart = nextAprilFools - now;
  71
  72                 // Timer can accept only dueTimes up to 2^32 - 2
  73                 uint dueTime = (uint) Math.Min(uint.MaxValue - 1, (ulong) aprilFoolsStart.TotalMilliseconds + 100);
  74
  75                 lock (LockObject) {
  76                         Timer.Change(dueTime, Timeout.Infinite);
  77                 }
  78         }
  79 }