From 6b4bb3259163bdcdf015b97e6b2de230441c6e40 Mon Sep 17 00:00:00 2001
From: GianniKoch <me@giannikoch.com>
Date: Sat, 13 Apr 2024 19:07:16 +0200
Subject: [PATCH] =?UTF-8?q?Use=20TZ=20timezone=20instead=20of=20whatever?=
 =?UTF-8?q?=20I=20did=20=F0=9F=98=85=20Ty=20Eris=20=F0=9F=98=8A?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 docker-compose.yml                             |  1 +
 .../POI.DiscordDotNet/Jobs/BirthdayGirlsJob.cs | 18 ++----------------
 source/POI.DiscordDotNet/Program.cs            | 14 +-------------
 3 files changed, 4 insertions(+), 29 deletions(-)

diff --git a/docker-compose.yml b/docker-compose.yml
index b2f8a331..cb7a198d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,6 +12,7 @@ services:
             - Discord:Prefix=$DiscordPrefix
             - Discord:Token=$DiscordToken
             - Paths:DataFolderPath=/var/lib/poi/data
+            - TZ=$TZ
     postgres:
         image: postgres:16-alpine
         ports:
diff --git a/source/POI.DiscordDotNet/Jobs/BirthdayGirlsJob.cs b/source/POI.DiscordDotNet/Jobs/BirthdayGirlsJob.cs
index e485a823..08dee849 100644
--- a/source/POI.DiscordDotNet/Jobs/BirthdayGirlsJob.cs
+++ b/source/POI.DiscordDotNet/Jobs/BirthdayGirlsJob.cs
@@ -1,5 +1,4 @@
-using System.Runtime.InteropServices;
-using DSharpPlus.Entities;
+using DSharpPlus.Entities;
 using JetBrains.Annotations;
 using Microsoft.Extensions.Logging;
 using NodaTime;
@@ -35,20 +34,7 @@ public async Task Execute(IJobExecutionContext context)
 				return;
 			}
 
-			var timeZoneId = RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ? "Romance Standard Time" : "Europe/Brussels";
-			TimeZoneInfo? belgiumTimeZone;
-			try
-			{
-				belgiumTimeZone = TimeZoneInfo.FindSystemTimeZoneById(timeZoneId);
-			}
-			catch (TimeZoneNotFoundException)
-			{
-				_logger.LogError("Timezone {TimeZoneId} not found on this system", timeZoneId);
-				throw;
-			}
-
-			var localDate = LocalDate.FromDateTime(TimeZoneInfo.ConvertTimeFromUtc(context.ScheduledFireTimeUtc?.LocalDateTime ?? DateTime.Today, belgiumTimeZone));
-			//var localDate = LocalDate.FromDateTime(context.ScheduledFireTimeUtc?.LocalDateTime ?? DateTime.Today);
+			var localDate = LocalDate.FromDateTime(context.ScheduledFireTimeUtc?.LocalDateTime ?? DateTime.Today);
 
 			_logger.LogInformation("Looking up birthday party people using date: {Date}", localDate.ToString());
 			var currentBirthdayPartyPeople = await _globalUserSettingsRepository.GetAllBirthdayGirls(localDate.Day, localDate.Month);
diff --git a/source/POI.DiscordDotNet/Program.cs b/source/POI.DiscordDotNet/Program.cs
index 33fddd06..d5662a77 100644
--- a/source/POI.DiscordDotNet/Program.cs
+++ b/source/POI.DiscordDotNet/Program.cs
@@ -115,24 +115,12 @@
 					tp.MaxConcurrency = 5;
 				});
 
-				var timeZoneId = RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ? "Romance Standard Time" : "Europe/Brussels";
-				TimeZoneInfo? belgiumTimeZone;
-				try
-				{
-					belgiumTimeZone = TimeZoneInfo.FindSystemTimeZoneById(timeZoneId);
-				}
-				catch (TimeZoneNotFoundException)
-				{
-					Log.Error("Timezone {TimeZoneId} not found on this system", timeZoneId);
-					throw;
-				}
-
 				q.ScheduleJob<RankUpFeedJob>(trigger => trigger
 					.WithIdentity("RankUpFeed Trigger")
 					.WithSchedule(CronScheduleBuilder.CronSchedule("0 0/5 * * * ?")));
 				q.ScheduleJob<BirthdayGirlsJob>(trigger => trigger
 					.WithIdentity("Birthday Girl trigger")
-					.WithCronSchedule(CronScheduleBuilder.DailyAtHourAndMinute(0, 0).InTimeZone(belgiumTimeZone)));
+					.WithCronSchedule(CronScheduleBuilder.DailyAtHourAndMinute(0, 0)));
 			})
 			.AddQuartzHostedService(options =>
 			{