itemstats: Fix stamina restore with Ring of Endurance (#13692)

runelite-client/src/main/java/net/runelite/client/plugins/itemstats/ItemStatChanges.java

@@ -36,6 +36,7 @@ import net.runelite.client.plugins.itemstats.food.Anglerfish;
 import net.runelite.client.plugins.itemstats.potions.GauntletPotion;
 import net.runelite.client.plugins.itemstats.potions.PrayerPotion;
 import net.runelite.client.plugins.itemstats.potions.SaradominBrew;
+import net.runelite.client.plugins.itemstats.potions.StaminaPotion;
 import net.runelite.client.plugins.itemstats.potions.SuperRestore;
 import net.runelite.client.plugins.itemstats.special.CastleWarsBandage;
 import net.runelite.client.plugins.itemstats.special.SpicyStew;
@@ -160,7 +161,7 @@ public class ItemStatChanges
 		add(new SuperRestore(.25, 8), SUPER_RESTORE1, SUPER_RESTORE2, SUPER_RESTORE3, SUPER_RESTORE4,
 			BLIGHTED_SUPER_RESTORE1, BLIGHTED_SUPER_RESTORE2, BLIGHTED_SUPER_RESTORE3, BLIGHTED_SUPER_RESTORE4);
 		add(new SuperRestore(.30, 4), SANFEW_SERUM1, SANFEW_SERUM2, SANFEW_SERUM3, SANFEW_SERUM4);
-		add(heal(RUN_ENERGY, 20), STAMINA_POTION1, STAMINA_POTION2, STAMINA_POTION3, STAMINA_POTION4);
+		add(new StaminaPotion(), STAMINA_POTION1, STAMINA_POTION2, STAMINA_POTION3, STAMINA_POTION4);
 
 		// Raids potions (+)
 		add(combo(5, boost(ATTACK, perc(.16, 6)), boost(STRENGTH, perc(.16, 6)), boost(DEFENCE, perc(.16, 6)), boost(RANGED, perc(.16, 6)), boost(MAGIC, perc(.16, 6)), heal(HITPOINTS, -50)), OVERLOAD_1_20993, OVERLOAD_2_20994, OVERLOAD_3_20995, OVERLOAD_4_20996);

runelite-client/src/main/java/net/runelite/client/plugins/itemstats/potions/StaminaPotion.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2016-2018, Adam <Adam@sigterm.info>
+ * Copyright (c) 2021, Tanlines <tanlines@outlook.com.au>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package net.runelite.client.plugins.itemstats.potions;
+
+import net.runelite.api.Client;
+import net.runelite.api.EquipmentInventorySlot;
+import net.runelite.api.InventoryID;
+import net.runelite.api.Item;
+import net.runelite.api.ItemContainer;
+import net.runelite.api.ItemID;
+import net.runelite.client.plugins.itemstats.StatBoost;
+import static net.runelite.client.plugins.itemstats.stats.Stats.RUN_ENERGY;
+
+public class StaminaPotion extends StatBoost
+{
+	public StaminaPotion()
+	{
+		super(RUN_ENERGY, false);
+	}
+
+	@Override
+	public int heals(Client client)
+	{
+		ItemContainer equipContainer = client.getItemContainer(InventoryID.EQUIPMENT);
+		if (equipContainer != null)
+		{
+			Item ring = equipContainer.getItem(EquipmentInventorySlot.RING.getSlotIdx());
+			if (ring != null && ring.getId() == ItemID.RING_OF_ENDURANCE)
+			{
+				return 40;
+			}
+		}
+		return 20;
+	}
+}