Don't allow items that are better than new to be repaired

CHANGELOG.md

@@ -191,6 +191,7 @@
     Bug #8097: GetEffect doesn't detect 0 magnitude spells
     Bug #8124: Normal weapon resistance is applied twice for NPCs
     Bug #8132: Actors without hello responses turn to face the player
+    Bug #8171: Items with more than 100% health can be repaired
     Feature #1415: Infinite fall failsafe
     Feature #2566: Handle NAM9 records for manual cell references
     Feature #3501: OpenMW-CS: Instance Editing - Shortcuts for axial locking

apps/openmw/mwgui/merchantrepair.cpp

@@ -55,7 +55,7 @@ namespace MWGui
             {
                 int maxDurability = iter->getClass().getItemMaxHealth(*iter);
                 int durability = iter->getClass().getItemHealth(*iter);
-                if (maxDurability == durability || maxDurability == 0)
+                if (maxDurability <= durability || maxDurability == 0)
                     continue;
 
                 int basePrice = iter->getClass().getValue(*iter);

apps/openmw/mwgui/sortfilteritemmodel.cpp

@@ -288,7 +288,7 @@ namespace MWGui
 
         if ((mFilter & Filter_OnlyRepairable)
             && (!base.getClass().hasItemHealth(base)
-                || (base.getClass().getItemHealth(base) == base.getClass().getItemMaxHealth(base))
+                || (base.getClass().getItemHealth(base) >= base.getClass().getItemMaxHealth(base))
                 || (base.getType() != ESM::Weapon::sRecordId && base.getType() != ESM::Armor::sRecordId)))
             return false;