From 8868b16785ea6499f669ca08e4ea305c00e84a54 Mon Sep 17 00:00:00 2001
From: Parnic <parnic@parnic.com>
Date: Sat, 25 Sep 2021 09:34:44 -0500
Subject: [PATCH] Fix FocusMana event registration on Classic builds

Thanks to Lethay's comments on WowAce.
---
 changelog.md          | 4 ++++
 modules/FocusMana.lua | 4 ++--
 this_version.md       | 5 ++---
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/changelog.md b/changelog.md
index 8cc481a..d240045 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,9 @@
 # Changelog
 
+v1.13.9:
+
+- Fixed FocusMana modules attempting to register invalid events in Classic builds.
+
 v1.13.8.1:
 
 - Updated TOC for BC-Classic and Classic.
diff --git a/modules/FocusMana.lua b/modules/FocusMana.lua
index 0a66da1..1e90ec1 100644
--- a/modules/FocusMana.lua
+++ b/modules/FocusMana.lua
@@ -39,9 +39,9 @@ end
 function FocusMana.prototype:Enable(core)
 	FocusMana.super.prototype.Enable(self, core)
 
-	if IceHUD.WowVer >= 40000 then
+	if not IceHUD.PerPowerEventsExist then
 		self:RegisterEvent(IceHUD.UnitPowerEvent, "UpdateEvent")
-		if IceHUD.WowVer < 80000 then
+		if IceHUD.EventExistsUnitMaxPower then
 			self:RegisterEvent("UNIT_MAXPOWER", "UpdateEvent")
 		end
 	else
diff --git a/this_version.md b/this_version.md
index d5fa027..87115b6 100644
--- a/this_version.md
+++ b/this_version.md
@@ -1,6 +1,5 @@
 # Changelog
 
-v1.13.8.1:
+vNext:
 
-- Fixed Paladin GCD not functioning in BC-Classic.
-- Updated TOC for BC-Classic and Classic.
+- Fixed FocusMana modules attempting to register invalid events in Classic builds.