Correct the Enchant skill progress (bug #4963)

CHANGELOG.md

@@ -55,6 +55,7 @@
     Bug #4942: Hand-to-Hand attack type is chosen randomly when "always use best attack" is turned off
     Bug #4947: Player character doesn't use lip animation
     Bug #4948: Footstep sounds while levitating on ground level
+    Bug #4963: Enchant skill progress is incorrect
     Feature #2229: Improve pathfinding AI
     Feature #3442: Default values for fallbacks from ini file
     Feature #3610: Option to invert X axis

apps/openmw/mwmechanics/spellcasting.cpp

@@ -864,17 +864,16 @@ namespace MWMechanics
             if (mCaster == getPlayer())
                 mCaster.getClass().skillUsageSucceeded (mCaster, ESM::Skill::Enchant, 1);
         }
-        if (enchantment->mData.mType == ESM::Enchantment::CastOnce && !godmode)
+        else if (enchantment->mData.mType == ESM::Enchantment::CastOnce)
         {
+            if (!godmode)
                 item.getContainerStore()->remove(item, 1, mCaster);
         }
-        else if (enchantment->mData.mType != ESM::Enchantment::WhenStrikes)
+        else if (enchantment->mData.mType == ESM::Enchantment::WhenStrikes)
         {
             if (mCaster == getPlayer())
-            {
                 mCaster.getClass().skillUsageSucceeded (mCaster, ESM::Skill::Enchant, 3);
         }
-        }
 
         inflict(mCaster, mCaster, enchantment->mEffects, ESM::RT_Self);