Beta 20220411-SNAPSHOT

Changelog:
 - Added ExpBoost feature
 - Added Special Rabbit Foot, which increases a user's luck multiplier.
 - Added ItemBuilder and MiniComponent library classes
 - Removed Messages#builder in favor of MiniComponent

src/main/java/io/github/simplex/lib/ItemBuilder.java

@@ -0,0 +1,62 @@
+package io.github.simplex.lib;
+
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.TextColor;
+import net.kyori.adventure.text.format.TextDecoration;
+import org.bukkit.Material;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+import org.jetbrains.annotations.Contract;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public final class ItemBuilder {
+    private final ItemStack stack;
+    private final ItemMeta meta;
+
+    public ItemBuilder(Material material) {
+        this.stack = new ItemStack(material);
+        this.meta = stack.getItemMeta();
+    }
+
+    @Contract("_ -> new")
+    public static ItemBuilder of(Material material) {
+        return new ItemBuilder(material);
+    }
+
+    public ItemBuilder setName(String name) {
+        meta.displayName(MiniComponent.of(name).send());
+        return this;
+    }
+
+    public ItemBuilder setAmount(int amount) {
+        stack.setAmount(amount);
+        return this;
+    }
+
+    public ItemBuilder setLore(String... lore) {
+        List<Component> components = new ArrayList<>();
+        Arrays.stream(lore).forEach(entry -> components.add(MiniComponent.of(entry).send()));
+        meta.lore(components);
+        return this;
+    }
+
+    public ItemStack build() {
+        stack.setItemMeta(meta);
+        return stack;
+    }
+
+    private Component component(String content, TextColor color, TextDecoration decoration) {
+        return Component.empty().content(content).decorate(decoration).color(color);
+    }
+
+    private Component component(String content, TextColor color) {
+        return Component.empty().content(content).color(color);
+    }
+
+    private Component component(String content) {
+        return Component.empty().content(content);
+    }
+}

src/main/java/io/github/simplex/lib/Messages.java

@@ -3,13 +3,15 @@ package io.github.simplex.lib;
 import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.format.TextColor;
 import net.kyori.adventure.text.format.TextDecoration;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 public enum Messages {
 
-    NOT_FROM_CONSOLE(builder("This command may only be used in game.", null, null)),
-    NO_PERMISSION(builder("You do not have permission to use this command.", TextColor.color(255, 0, 0), TextDecoration.ITALIC));
+    NOT_FROM_CONSOLE(MiniComponent.of("This command may only be used in game.").send()),
+    NO_PERMISSION(MiniComponent
+            .of("You do not have permission to use this command.")
+            .color(TextColor.color(255, 0, 0))
+            .decorate(TextDecoration.ITALIC)
+            .send());
 
     private final Component message;
 
@@ -20,16 +22,4 @@ public enum Messages {
     public Component get() {
         return message;
     }
-
-    private static Component builder(@NotNull String message, @Nullable TextColor color, @Nullable TextDecoration decoration) {
-        if (color == null) {
-            if (decoration == null) return Component.empty().content(message);
-
-            return Component.empty().content(message).decoration(decoration, TextDecoration.State.TRUE);
-        }
-
-        if (decoration == null) return Component.empty().content(message).color(color);
-
-        return Component.empty().content(message).color(color).decoration(decoration, TextDecoration.State.TRUE);
-    }
 }

src/main/java/io/github/simplex/lib/MiniComponent.java

@@ -0,0 +1,43 @@
+package io.github.simplex.lib;
+
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.TextColor;
+import net.kyori.adventure.text.format.TextDecoration;
+import org.jetbrains.annotations.Contract;
+
+public class MiniComponent {
+    private final String content;
+    private TextDecoration decoration = null;
+    private TextColor color = null;
+
+    @Contract("_ -> new")
+    public static MiniComponent of(String content) {
+        return new MiniComponent(content);
+    }
+
+    public MiniComponent(String content) {
+        this.content = content;
+    }
+
+    public MiniComponent decorate(TextDecoration decoration) {
+        this.decoration = decoration;
+        return this;
+    }
+
+    public MiniComponent color(TextColor color) {
+        this.color = color;
+        return this;
+    }
+
+    public Component send() {
+        if (color == null) {
+            if (decoration == null) return Component.empty().content(content);
+
+            return Component.empty().content(content).decoration(decoration, TextDecoration.State.TRUE);
+        }
+
+        if (decoration == null) return Component.empty().content(content).color(color);
+
+        return Component.empty().content(content).decorate(decoration).color(color);
+    }
+}

src/main/java/io/github/simplex/luck/FeelingLucky.java

@@ -3,6 +3,7 @@ package io.github.simplex.luck;
 import io.github.simplex.luck.listener.*;
 import io.github.simplex.luck.player.PlayerConfig;
 import io.github.simplex.luck.player.PlayerHandler;
+import io.github.simplex.luck.util.LuckCMD;
 import org.bukkit.Bukkit;
 import org.bukkit.plugin.java.JavaPlugin;
 
@@ -33,6 +34,7 @@ public final class FeelingLucky extends JavaPlugin {
         new TakeDamage(this);
         new RestoreHunger(this);
         new EnchantmentBoost(this);
+        new ExpBoost(this);
         getLogger().info("Registration complete! Attempting to load all player configuration files...");
 
         File[] files = getDataFolder().listFiles();

src/main/java/io/github/simplex/luck/listener/BlockDrops.java

@@ -1,9 +1,8 @@
 package io.github.simplex.luck.listener;
 
 import io.github.simplex.luck.FeelingLucky;
-import io.github.simplex.luck.SneakyWorker;
+import io.github.simplex.luck.util.SneakyWorker;
 import io.github.simplex.luck.player.Luck;
-import org.bukkit.Bukkit;
 import org.bukkit.entity.Item;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;

src/main/java/io/github/simplex/luck/listener/ExpBoost.java

@@ -0,0 +1,29 @@
+package io.github.simplex.luck.listener;
+
+import com.destroystokyo.paper.event.player.PlayerPickupExperienceEvent;
+import io.github.simplex.luck.FeelingLucky;
+import io.github.simplex.luck.player.Luck;
+import org.bukkit.entity.ExperienceOrb;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+
+public record ExpBoost(FeelingLucky plugin) implements Listener {
+    public ExpBoost(FeelingLucky plugin) {
+        this.plugin = plugin;
+        plugin.getServer().getPluginManager().registerEvents(this, plugin);
+    }
+
+    @EventHandler
+    public void boostExperienceGain(PlayerPickupExperienceEvent event) {
+        ExperienceOrb orb = event.getExperienceOrb();
+        int n = orb.getExperience();
+        int math = (5 * n ^ 2) / (2 * n + 4);
+        int rounded = Math.round(math);
+        Player player = event.getPlayer();
+        Luck luck = plugin.handler.getLuckContainer(player);
+        if (luck.quickRNG(luck.getPercentage())) {
+            orb.setExperience(rounded);
+        }
+    }
+}

src/main/java/io/github/simplex/luck/listener/PlayerListener.java

@@ -2,6 +2,7 @@ package io.github.simplex.luck.listener;
 
 import io.github.simplex.luck.FeelingLucky;
 import io.github.simplex.luck.player.Luck;
+import io.github.simplex.luck.util.SpecialFootItem;
 import net.kyori.adventure.text.Component;
 import org.bukkit.Bukkit;
 import org.bukkit.Material;
@@ -26,9 +27,13 @@ public record PlayerListener(FeelingLucky plugin) implements Listener {
     public void rabbitFoot(PlayerInteractEvent event) {
         Action action = event.getAction();
         ItemStack foot = new ItemStack(Material.RABBIT_FOOT);
+        SpecialFootItem special = new SpecialFootItem();
         Player player = event.getPlayer();
         Luck luck = plugin.handler.getLuckContainer(player);
         if (action.isRightClick() && player.getInventory().getItemInMainHand().isSimilar(foot)) {
+            if (foot.getItemMeta().equals(special.meta()) || foot.equals(special.get())) {
+                luck.setMultiplier(luck.multiplier() + 1);
+            }
             double rng = Luck.RNG().nextDouble(2.0, 5.0);
             player.getInventory().remove(player.getInventory().getItemInMainHand());
             luck.addTo(rng);

src/main/java/io/github/simplex/luck/listener/RestoreHunger.java

@@ -2,9 +2,8 @@ package io.github.simplex.luck.listener;
 
 import io.github.simplex.lib.PotionEffectBuilder;
 import io.github.simplex.luck.FeelingLucky;
-import io.github.simplex.luck.ListBox;
+import io.github.simplex.luck.util.ListBox;
 import io.github.simplex.luck.player.Luck;
-import org.bukkit.Bukkit;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerItemConsumeEvent;

src/main/java/io/github/simplex/luck/listener/TakeDamage.java

@@ -2,10 +2,9 @@ package io.github.simplex.luck.listener;
 
 import io.github.simplex.lib.PotionEffectBuilder;
 import io.github.simplex.luck.FeelingLucky;
-import io.github.simplex.luck.ListBox;
+import io.github.simplex.luck.util.ListBox;
 import io.github.simplex.luck.player.Luck;
 import net.kyori.adventure.text.Component;
-import org.bukkit.Bukkit;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;

src/main/java/io/github/simplex/luck/player/Luck.java

@@ -15,11 +15,11 @@ import java.util.SplittableRandom;
 @SuppressWarnings("all")
 public class Luck implements LuckContainer {
     private final Player player;
-    private final double multiplier;
     private final PlayerLuckChangeEvent event;
     private final FeelingLucky plugin;
     private final List<Player> markedPlayers = new ArrayList<>();
     private double BASE_VALUE;
+    private double multiplier;
 
     public Luck(FeelingLucky plugin, Player player) {
         this(plugin, player, 1.0);
@@ -132,6 +132,11 @@ public class Luck implements LuckContainer {
         Bukkit.getPluginManager().callEvent(event);
     }
 
+    public void setMultiplier(double multiplier) {
+        this.multiplier = multiplier;
+        plugin.getConfigMap().get(associatedPlayer().getUniqueId()).setMultiplier(multiplier);
+    }
+
     public double getDefaultValue() {
         return player.getAttribute(Attribute.GENERIC_LUCK).getDefaultValue();
     }

src/main/java/io/github/simplex/luck/player/PlayerConfig.java

@@ -1,7 +1,7 @@
 package io.github.simplex.luck.player;
 
 import io.github.simplex.luck.FeelingLucky;
-import io.github.simplex.luck.SneakyWorker;
+import io.github.simplex.luck.util.SneakyWorker;
 import org.bukkit.attribute.Attribute;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.entity.Player;
@@ -50,9 +50,6 @@ public class PlayerConfig {
             config.set("luck", plugin.handler.getLuckContainer(player).getDefaultValue());
             config.set("multiplier", "1.0");
             save();
-        } else if (!tempUsername.equalsIgnoreCase(player.getName())) {
-            config.set("username", player.getName());
-            save();
         }
     }
 
@@ -80,11 +77,21 @@ public class PlayerConfig {
         load();
     }
 
+    public void setUsername(String name) {
+        config.set("username", name);
+        save();
+    }
+
     public void setLuck(double luck) {
         config.set("luck", luck);
         save();
     }
 
+    public void setMultiplier(double multiplier) {
+        config.set("multiplier", multiplier);
+        save();
+    }
+
     public YamlConfiguration getConfig() {
         return config;
     }

src/main/java/io/github/simplex/luck/util/ListBox.java

@@ -1,4 +1,4 @@
-package io.github.simplex.luck;
+package io.github.simplex.luck.util;
 
 import org.bukkit.Material;
 import org.bukkit.event.entity.EntityDamageEvent;

src/main/java/io/github/simplex/luck/util/LuckCMD.java

@@ -1,6 +1,7 @@
-package io.github.simplex.luck;
+package io.github.simplex.luck.util;
 
 import io.github.simplex.lib.Messages;
+import io.github.simplex.luck.FeelingLucky;
 import io.github.simplex.luck.player.Luck;
 import io.github.simplex.luck.player.PlayerConfig;
 import net.kyori.adventure.text.Component;

src/main/java/io/github/simplex/luck/util/SneakyWorker.java

@@ -1,4 +1,4 @@
-package io.github.simplex.luck;
+package io.github.simplex.luck.util;
 
 import io.github.simplex.luck.player.Luck;
 import org.bukkit.Bukkit;

src/main/java/io/github/simplex/luck/util/SpecialFootItem.java

@@ -0,0 +1,26 @@
+package io.github.simplex.luck.util;
+
+import io.github.simplex.lib.ItemBuilder;
+import org.bukkit.Material;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+
+public class SpecialFootItem {
+    public final ItemStack stack;
+
+    public SpecialFootItem() {
+        stack = ItemBuilder.of(Material.RABBIT_FOOT)
+                .setName("Enhanced Rabbit Foot")
+                .setAmount(1).setLore("A strange energy radiates from within.",
+                        "This item will increase your luck multiplier by one.")
+                .build();
+    }
+
+    public ItemStack get() {
+        return stack;
+    }
+
+    public ItemMeta meta() {
+        return stack.getItemMeta();
+    }
+}