Calculate Alchemy XP based on potion stage

Adds #1926

Changelog.txt

@@ -25,6 +25,7 @@ Version 1.5.01-dev
  ! Changed player data saving. Save tasks are now asynchronous
  ! Vanished players no longer get hit by AoE effects
  ! Changed Alchemy config option 'Prevent_Hopper_Transfer' renamed to 'Prevent_Hopper_Transfer_Ingredients'
+ ! Changed Alchemy XP distribution. XP is granted based on the stage of the potion.
  - Removed salvage ability from Repair, salvage has it's own (child) skill now
 
 Version 1.5.00

src/main/java/com/gmail/nossr50/config/experience/ExperienceConfig.java

@@ -13,6 +13,7 @@ import com.gmail.nossr50.config.AutoUpdateConfigLoader;
 import com.gmail.nossr50.datatypes.experience.FormulaType;
 import com.gmail.nossr50.datatypes.skills.MaterialType;
 import com.gmail.nossr50.datatypes.skills.SkillType;
+import com.gmail.nossr50.datatypes.skills.alchemy.PotionStage;
 import com.gmail.nossr50.util.StringUtils;
 
 public class ExperienceConfig extends AutoUpdateConfigLoader {
@@ -80,8 +81,10 @@ public class ExperienceConfig extends AutoUpdateConfigLoader {
          */
 
         /* Alchemy */
-        if (getPotionXP() <= 0) {
-            reason.add("Experience.Alchemy.Potion should be greater than 0!");
+        for (PotionStage potionStage : PotionStage.values()) {
+            if (getPotionXP(potionStage) < 0) {
+                reason.add("Experience.Alchemy.Potion_Stage_" + potionStage.toNumerical() + " should be at least 0!");
+            }
         }
 
         /* Combat XP Multipliers */
@@ -201,7 +204,7 @@ public class ExperienceConfig extends AutoUpdateConfigLoader {
     public double getFeatherFallXPModifier() { return config.getDouble("Experience.Acrobatics.FeatherFall_Multiplier", 2.0); }
 
     /* Alchemy */
-    public double getPotionXP() { return config.getDouble("Experience.Alchemy.Potion", 150D); }
+    public double getPotionXP(PotionStage stage) { return config.getDouble("Experience.Alchemy.Potion_Stage_" + stage.toNumerical(), 10D); }
 
     /* Fishing */
     public int getFishXp(MaterialData data) {

src/main/java/com/gmail/nossr50/datatypes/skills/alchemy/PotionStage.java

@@ -0,0 +1,70 @@
+package com.gmail.nossr50.datatypes.skills.alchemy;
+
+import org.bukkit.Material;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.potion.Potion;
+
+public enum PotionStage {
+    FIVE(5),
+    FOUR(4),
+    THREE(3),
+    TWO(2),
+    ONE(1);
+
+    int numerical;
+
+    private PotionStage(int numerical) {
+        this.numerical = numerical;
+    }
+
+    public int toNumerical() {
+        return numerical;
+    }
+
+    private static PotionStage getPotionStageNumerical(int numerical) {
+        for (PotionStage potionStage : values()) {
+            if (numerical >= potionStage.toNumerical()) {
+                return potionStage;
+            }
+        }
+
+        return ONE;
+    }
+
+    public static PotionStage getPotionStage(AlchemyPotion input, AlchemyPotion output) {
+        PotionStage potionStage = getPotionStage(output);
+        if (getPotionStage(input) == potionStage) {
+            potionStage = PotionStage.FIVE;
+        }
+
+        return potionStage;
+    }
+
+    public static PotionStage getPotionStage(AlchemyPotion alchemyPotion) {
+        Potion potion = Potion.fromItemStack(new ItemStack(Material.POTION, 1, alchemyPotion.getDataValue()));
+
+        int stage = 1;
+
+        // Check if potion isn't awkward or mundane
+        if (potion.getType() != null) {
+            stage++;
+        }
+
+        // Check if potion has a glowstone dust amplifier
+        if (potion.getLevel() > 1) {
+            stage++;
+        }
+
+        // Check if potion has a redstone dust amplifier
+        if (potion.hasExtendedDuration()) {
+            stage++;
+        }
+
+        // Check if potion has a gunpowder amplifier
+        if (potion.isSplash()) {
+            stage++;
+        }
+
+        return PotionStage.getPotionStageNumerical(stage);
+    }
+}

src/main/java/com/gmail/nossr50/skills/alchemy/AlchemyManager.java

@@ -9,6 +9,7 @@ import com.gmail.nossr50.config.skills.alchemy.PotionConfig;
 import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.datatypes.skills.SkillType;
 import com.gmail.nossr50.datatypes.skills.XPGainReason;
+import com.gmail.nossr50.datatypes.skills.alchemy.PotionStage;
 import com.gmail.nossr50.skills.SkillManager;
 import com.gmail.nossr50.util.StringUtils;
 
@@ -64,7 +65,7 @@ public class AlchemyManager extends SkillManager {
         return Math.min(Alchemy.catalysisMaxSpeed, Alchemy.catalysisMinSpeed + (Alchemy.catalysisMaxSpeed - Alchemy.catalysisMinSpeed) * (skillLevel - Alchemy.catalysisUnlockLevel) / (Alchemy.catalysisMaxBonusLevel - Alchemy.catalysisUnlockLevel)) * (isLucky ? LUCKY_MODIFIER : 1.0);
     }
 
-    public void handlePotionBrewSuccesses(int amount) {
-        applyXpGain((float) (ExperienceConfig.getInstance().getPotionXP() * amount), XPGainReason.PVE);
+    public void handlePotionBrewSuccesses(PotionStage potionStage, int amount) {
+        applyXpGain((float) (ExperienceConfig.getInstance().getPotionXP(potionStage) * amount), XPGainReason.PVE);
     }
 }

src/main/java/com/gmail/nossr50/skills/alchemy/AlchemyPotionBrewer.java

@@ -18,6 +18,7 @@ import com.gmail.nossr50.config.skills.alchemy.PotionConfig;
 import com.gmail.nossr50.datatypes.skills.SecondaryAbility;
 import com.gmail.nossr50.datatypes.skills.alchemy.AlchemyPotion;
 import com.gmail.nossr50.events.fake.FakeBrewEvent;
+import com.gmail.nossr50.datatypes.skills.alchemy.PotionStage;
 import com.gmail.nossr50.runnables.player.PlayerUpdateInventoryTask;
 import com.gmail.nossr50.runnables.skills.AlchemyBrewCheckTask;
 import com.gmail.nossr50.util.Permissions;
@@ -122,7 +123,8 @@ public final class AlchemyPotionBrewer {
                 inventory.setItem(i, output.toItemStack(item.getAmount()).clone());
 
                 if (player != null) {
-                    UserManager.getPlayer(player).getAlchemyManager().handlePotionBrewSuccesses(1);
+                    PotionStage potionStage = PotionStage.getPotionStage(input, output);
+                    UserManager.getPlayer(player).getAlchemyManager().handlePotionBrewSuccesses(potionStage, 1);
                 }
             }
         }

src/main/resources/experience.yml

@@ -80,7 +80,17 @@ Experience:
         # FeatherFall_Multiplier: Multiply Acrobatics XP by this value when wearing boots with the Feather Fall enchant
         FeatherFall_Multiplier: 2.0
     Alchemy:
-        Potion: 120
+        # Alchemy potion stages are based on the number of ingredients added
+        # Potion_Stage_1 represents a base potion
+        # Potion_Stage_2 represents a base potion with one ingredient
+        # Potion_Stage_3 represents a base potion with one ingredient and one amplifier
+        # Potion_Stage_4 represents a base potion with one ingredient and two amplifiers
+        # Potion_Stage_5 represents a base potion with one ingredient where the amplifiers are swapped
+        Potion_Stage_1: 15
+        Potion_Stage_2: 30
+        Potion_Stage_3: 60
+        Potion_Stage_4: 120
+        Potion_Stage_5: 0
     Fishing:
         Raw_Fish: 800
         Raw_Salmon: 800