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| author | Carson Fleming <cflems@cflems.net> | 2025-10-19 04:03:10 -0400 |
|---|---|---|
| committer | Carson Fleming <cflems@cflems.net> | 2025-10-19 04:03:10 -0400 |
| commit | a3d2a1ab030a3c97dd4eb705dac8b880bcc7d8f5 (patch) | |
| tree | a2cffdd33511f9f10524b8b1cdc7ed5103074efd /src | |
| download | penguin-dust-a3d2a1ab030a3c97dd4eb705dac8b880bcc7d8f5.tar.gz | |
hell yea this shit works
Diffstat (limited to 'src')
14 files changed, 520 insertions, 0 deletions
diff --git a/src/main/java/net/cflems/mc/penguin_dust/PenguinDust.java b/src/main/java/net/cflems/mc/penguin_dust/PenguinDust.java new file mode 100644 index 0000000..c24aad3 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/PenguinDust.java @@ -0,0 +1,20 @@ +package net.cflems.mc.penguin_dust; + +import net.cflems.mc.penguin_dust.listener.CraftingListener; +import net.cflems.mc.penguin_dust.listener.DamageListener; +import net.cflems.mc.penguin_dust.listener.ItemUseListener; +import net.cflems.mc.penguin_dust.listener.PlayerXPListener; + +import org.bukkit.plugin.PluginManager; +import org.bukkit.plugin.java.JavaPlugin; + +public final class PenguinDust extends JavaPlugin { + @Override + public void onEnable() { + PluginManager pluginManager = getServer().getPluginManager(); + pluginManager.registerEvents(new PlayerXPListener(), this); + pluginManager.registerEvents(new CraftingListener(), this); + pluginManager.registerEvents(new ItemUseListener(), this); + pluginManager.registerEvents(new DamageListener(), this); + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/Spell.java b/src/main/java/net/cflems/mc/penguin_dust/Spell.java new file mode 100644 index 0000000..5f493c5 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/Spell.java @@ -0,0 +1,22 @@ +package net.cflems.mc.penguin_dust; + +import net.cflems.mc.penguin_dust.spells.Fireball; +import net.cflems.mc.penguin_dust.spells.Lightning; + +import org.bukkit.entity.Player; +import org.jetbrains.annotations.NotNull; + +public enum Spell { + FIREBALL(new Fireball()), + LIGHTNING(new Lightning()); + + private final SpellExecutor executor; + + Spell(SpellExecutor executor) { + this.executor = executor; + } + + public boolean execute(@NotNull Player player, int strength) { + return executor.execute(player, strength); + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/SpellExecutor.java b/src/main/java/net/cflems/mc/penguin_dust/SpellExecutor.java new file mode 100644 index 0000000..3bc25b3 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/SpellExecutor.java @@ -0,0 +1,8 @@ +package net.cflems.mc.penguin_dust; + +import org.bukkit.entity.Player; +import org.jetbrains.annotations.NotNull; + +public interface SpellExecutor { + boolean execute(@NotNull Player player, int strength); +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/exceptions/DustException.java b/src/main/java/net/cflems/mc/penguin_dust/exceptions/DustException.java new file mode 100644 index 0000000..68907b6 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/exceptions/DustException.java @@ -0,0 +1,7 @@ +package net.cflems.mc.penguin_dust.exceptions; + +public class DustException extends RuntimeException { + public DustException(String message) { + super(message); + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/exceptions/SpellException.java b/src/main/java/net/cflems/mc/penguin_dust/exceptions/SpellException.java new file mode 100644 index 0000000..1986f96 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/exceptions/SpellException.java @@ -0,0 +1,7 @@ +package net.cflems.mc.penguin_dust.exceptions; + +public class SpellException extends RuntimeException { + public SpellException(String message) { + super(message); + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/listener/CraftingListener.java b/src/main/java/net/cflems/mc/penguin_dust/listener/CraftingListener.java new file mode 100644 index 0000000..1f7052c --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/listener/CraftingListener.java @@ -0,0 +1,111 @@ +package net.cflems.mc.penguin_dust.listener; + +import net.cflems.mc.penguin_dust.Spell; +import net.cflems.mc.penguin_dust.utils.DustUtils; +import net.cflems.mc.penguin_dust.utils.SpellUtils; + +import org.bukkit.Material; +import org.bukkit.event.EventHandler; +import org.bukkit.event.EventPriority; +import org.bukkit.event.Listener; +import org.bukkit.event.inventory.InventoryClickEvent; +import org.bukkit.event.inventory.InventoryType; +import org.bukkit.event.inventory.PrepareItemCraftEvent; +import org.bukkit.inventory.CraftingInventory; +import org.bukkit.inventory.ItemStack; + +public final class CraftingListener implements Listener { + @EventHandler(priority = EventPriority.NORMAL) + public void onPrepareItemCraft(PrepareItemCraftEvent event) { + CraftingInventory craftingInventory = event.getInventory(); + ItemStack extraneousItem = null; + int dustCount = 0, blazePowderCount = 0, copperIngotCount = 0; + + for (ItemStack item : craftingInventory.getMatrix()) { + if (item == null) continue; + + switch (item.getType()) { + case BLAZE_POWDER: + blazePowderCount += item.getAmount(); + break; + case COPPER_INGOT: + copperIngotCount += item.getAmount(); + break; + case PUMPKIN_SEEDS: + if (DustUtils.isDust(item)) { + dustCount += item.getAmount(); + break; + } + default: + if (item.getAmount() != 1 || extraneousItem != null) return; + extraneousItem = item; + } + } + + if (dustCount <= 0) return; + if (extraneousItem == null || (blazePowderCount > 0 && copperIngotCount > 0)) { + craftingInventory.setResult(null); + return; + } + + ItemStack enchantedItem = extraneousItem.clone(); + boolean success; + if (blazePowderCount > 0) { + success = + SpellUtils.addSpell( + enchantedItem, + Spell.FIREBALL, + dustCount, + Math.min(blazePowderCount, dustCount)); + } else if (copperIngotCount > 0) { + success = + SpellUtils.addSpell( + enchantedItem, + Spell.LIGHTNING, + dustCount, + Math.min(copperIngotCount, dustCount)); + } else { + success = SpellUtils.reloadSpell(enchantedItem, dustCount); + } + + if (success) craftingInventory.setResult(enchantedItem); + } + + @EventHandler(priority = EventPriority.HIGHEST) + public void onInventoryClick(InventoryClickEvent event) { + if (!(event.getClickedInventory() instanceof CraftingInventory craftingInventory) + || event.getSlotType() != InventoryType.SlotType.RESULT) return; + int dustCount = 0, blazePowderCount = 0, copperIngotCount = 0; + + for (ItemStack stack : craftingInventory.getMatrix()) { + if (stack == null) continue; + switch (stack.getType()) { + case BLAZE_POWDER: + blazePowderCount += stack.getAmount(); + stack.setAmount(0); + break; + case COPPER_INGOT: + copperIngotCount += stack.getAmount(); + stack.setAmount(0); + break; + case PUMPKIN_SEEDS: + if (DustUtils.isDust(stack)) { + dustCount += stack.getAmount(); + stack.setAmount(0); + } + break; + } + } + + if (blazePowderCount - dustCount > 0) { + event.getWhoClicked() + .getInventory() + .addItem(new ItemStack(Material.BLAZE_POWDER, blazePowderCount - dustCount)); + } + if (copperIngotCount - dustCount > 0) { + event.getWhoClicked() + .getInventory() + .addItem(new ItemStack(Material.COPPER_INGOT, copperIngotCount - dustCount)); + } + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/listener/DamageListener.java b/src/main/java/net/cflems/mc/penguin_dust/listener/DamageListener.java new file mode 100644 index 0000000..5e8a35e --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/listener/DamageListener.java @@ -0,0 +1,31 @@ +package net.cflems.mc.penguin_dust.listener; + +import com.google.common.collect.MoreCollectors; + +import net.cflems.mc.penguin_dust.PenguinDust; +import net.cflems.mc.penguin_dust.utils.SpellUtils; + +import org.bukkit.entity.Entity; +import org.bukkit.event.EventHandler; +import org.bukkit.event.EventPriority; +import org.bukkit.event.Listener; +import org.bukkit.event.entity.EntityDamageByEntityEvent; +import org.bukkit.metadata.MetadataValue; + +import java.util.List; +import java.util.Optional; + +public final class DamageListener implements Listener { + @EventHandler(priority = EventPriority.NORMAL) + public void onEntityDamageByEntity(EntityDamageByEntityEvent event) { + Entity damager = event.getDamager(); + List<MetadataValue> damageMetadata = damager.getMetadata(SpellUtils.DAMAGE_KEY); + Optional<MetadataValue> damageValue = + damageMetadata.stream() + .filter(md -> md.getOwningPlugin() instanceof PenguinDust) + .collect(MoreCollectors.toOptional()); + if (damageValue.isEmpty()) return; + + event.setDamage(damageValue.get().asInt()); + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/listener/ItemUseListener.java b/src/main/java/net/cflems/mc/penguin_dust/listener/ItemUseListener.java new file mode 100644 index 0000000..3dcf2c0 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/listener/ItemUseListener.java @@ -0,0 +1,28 @@ +package net.cflems.mc.penguin_dust.listener; + +import net.cflems.mc.penguin_dust.utils.SpellUtils; + +import org.bukkit.event.Event; +import org.bukkit.event.EventHandler; +import org.bukkit.event.EventPriority; +import org.bukkit.event.Listener; +import org.bukkit.event.block.Action; +import org.bukkit.event.player.PlayerInteractEvent; +import org.bukkit.inventory.ItemStack; + +import java.util.Set; + +public final class ItemUseListener implements Listener { + private static final Set<Action> TARGET_ACTIONS = + Set.of(Action.RIGHT_CLICK_AIR, Action.RIGHT_CLICK_BLOCK); + + @EventHandler(priority = EventPriority.NORMAL) + public void onPlayerInteract(PlayerInteractEvent event) { + ItemStack itemInHand = event.getItem(); + if (itemInHand == null + || event.useItemInHand().equals(Event.Result.DENY) + || !TARGET_ACTIONS.contains(event.getAction())) return; + + if (SpellUtils.invokeSpell(event.getPlayer(), itemInHand)) event.setCancelled(true); + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/listener/PlayerXPListener.java b/src/main/java/net/cflems/mc/penguin_dust/listener/PlayerXPListener.java new file mode 100644 index 0000000..2ef7b6f --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/listener/PlayerXPListener.java @@ -0,0 +1,21 @@ +package net.cflems.mc.penguin_dust.listener; + +import net.cflems.mc.penguin_dust.utils.DustUtils; + +import org.bukkit.event.EventHandler; +import org.bukkit.event.EventPriority; +import org.bukkit.event.Listener; +import org.bukkit.event.player.PlayerExpChangeEvent; +import org.bukkit.inventory.ItemStack; +import org.jetbrains.annotations.NotNull; + +public final class PlayerXPListener implements Listener { + + @EventHandler(priority = EventPriority.MONITOR) + public void onPlayerExpChange(@NotNull PlayerExpChangeEvent event) { + if (event.getAmount() < 1) return; + + ItemStack dust = DustUtils.createDust(event.getAmount()); + event.getPlayer().getInventory().addItem(dust); + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/spells/Fireball.java b/src/main/java/net/cflems/mc/penguin_dust/spells/Fireball.java new file mode 100644 index 0000000..ca96609 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/spells/Fireball.java @@ -0,0 +1,18 @@ +package net.cflems.mc.penguin_dust.spells; + +import net.cflems.mc.penguin_dust.SpellExecutor; + +import org.bukkit.entity.Player; +import org.jetbrains.annotations.NotNull; + +public final class Fireball implements SpellExecutor { + private static final float MAX_YIELD = 128f; + + @Override + public boolean execute(@NotNull Player player, int strength) { + org.bukkit.entity.Fireball fireball = + player.launchProjectile(org.bukkit.entity.Fireball.class); + fireball.setYield(Math.min(strength / 2.0f, MAX_YIELD)); + return true; + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/spells/Lightning.java b/src/main/java/net/cflems/mc/penguin_dust/spells/Lightning.java new file mode 100644 index 0000000..610921d --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/spells/Lightning.java @@ -0,0 +1,48 @@ +package net.cflems.mc.penguin_dust.spells; + +import net.cflems.mc.penguin_dust.PenguinDust; +import net.cflems.mc.penguin_dust.SpellExecutor; +import net.cflems.mc.penguin_dust.utils.SpellUtils; + +import org.bukkit.FluidCollisionMode; +import org.bukkit.World; +import org.bukkit.entity.LightningStrike; +import org.bukkit.entity.Player; +import org.bukkit.metadata.FixedMetadataValue; +import org.bukkit.plugin.java.JavaPlugin; +import org.bukkit.util.RayTraceResult; +import org.jetbrains.annotations.NotNull; + +public final class Lightning implements SpellExecutor { + private static final int MAX_DISTANCE = 128; + + @Override + public boolean execute(@NotNull Player player, int strength) { + World world = player.getWorld(); + RayTraceResult rayTraceResult = + world.rayTrace( + player.getEyeLocation(), + player.getEyeLocation().getDirection(), + MAX_DISTANCE, + FluidCollisionMode.NEVER, + true, + 0, + entity -> !player.equals(entity)); + if (rayTraceResult == null) return false; + + LightningStrike lightningStrike = + world.strikeLightning(rayTraceResult.getHitPosition().toLocation(world)); + lightningStrike.setCausingPlayer(player); + + JavaPlugin providingPlugin = JavaPlugin.getProvidingPlugin(PenguinDust.class); + lightningStrike.setMetadata( + SpellUtils.DAMAGE_KEY, + new FixedMetadataValue(providingPlugin, calculateDamage(strength))); + return true; + } + + private static int calculateDamage(int spellStrength) { + double spellDamage = spellStrength * Math.sqrt(spellStrength) / 8.0; + return (int) spellDamage; + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/utils/DustUtils.java b/src/main/java/net/cflems/mc/penguin_dust/utils/DustUtils.java new file mode 100644 index 0000000..55e06e5 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/utils/DustUtils.java @@ -0,0 +1,44 @@ +package net.cflems.mc.penguin_dust.utils; + +import com.google.common.base.Preconditions; + +import net.cflems.mc.penguin_dust.exceptions.DustException; + +import org.bukkit.Material; +import org.bukkit.NamespacedKey; +import org.bukkit.inventory.ItemStack; +import org.bukkit.inventory.meta.ItemMeta; +import org.bukkit.persistence.PersistentDataType; +import org.jetbrains.annotations.NotNull; + +public final class DustUtils { + private static final NamespacedKey IS_DUST_KEY = + Preconditions.checkNotNull(NamespacedKey.fromString("penguin-dust:is-penguin-dust")); + + private DustUtils() {} + + @NotNull + public static ItemStack createDust(int amount) { + if (amount <= 0) throw new DustException("Cannot have zero dust"); + + ItemStack base = new ItemStack(Material.PUMPKIN_SEEDS, amount); + ItemMeta meta = + Preconditions.checkNotNull( + base.getItemMeta(), "this plugin doesn't work if we can't set metadata"); + meta.setItemName("Penguin Dust"); + meta.getPersistentDataContainer().set(IS_DUST_KEY, PersistentDataType.BOOLEAN, true); + + if (!base.setItemMeta(meta)) throw new DustException("Failed to set dust metadata"); + return base; + } + + public static boolean isDust(@NotNull ItemStack itemStack) { + if (itemStack.getType() != Material.PUMPKIN_SEEDS) return false; + + ItemMeta meta = itemStack.getItemMeta(); + if (meta == null) return false; + + return meta.getPersistentDataContainer() + .getOrDefault(IS_DUST_KEY, PersistentDataType.BOOLEAN, false); + } +} diff --git a/src/main/java/net/cflems/mc/penguin_dust/utils/SpellUtils.java b/src/main/java/net/cflems/mc/penguin_dust/utils/SpellUtils.java new file mode 100644 index 0000000..7b9d166 --- /dev/null +++ b/src/main/java/net/cflems/mc/penguin_dust/utils/SpellUtils.java @@ -0,0 +1,145 @@ +package net.cflems.mc.penguin_dust.utils; + +import com.google.common.base.Preconditions; + +import net.cflems.mc.penguin_dust.Spell; +import net.cflems.mc.penguin_dust.exceptions.SpellException; + +import org.bukkit.NamespacedKey; +import org.bukkit.entity.Player; +import org.bukkit.inventory.ItemStack; +import org.bukkit.inventory.meta.ItemMeta; +import org.bukkit.persistence.PersistentDataContainer; +import org.bukkit.persistence.PersistentDataType; +import org.jetbrains.annotations.NotNull; +import org.jetbrains.annotations.Nullable; + +import java.util.List; + +public final class SpellUtils { + public static final String DAMAGE_KEY = "penguin-dust:damage"; + private static final NamespacedKey SPELL_NAME_KEY = + Preconditions.checkNotNull(NamespacedKey.fromString("penguin-dust:spell")); + private static final NamespacedKey SPELL_REMAINING_CAPACITY_KEY = + Preconditions.checkNotNull( + NamespacedKey.fromString("penguin-dust:spell-remaining-capacity")); + private static final NamespacedKey SPELL_MAX_CAPACITY_KEY = + Preconditions.checkNotNull(NamespacedKey.fromString("penguin-dust:spell-max-capacity")); + private static final NamespacedKey SPELL_THROUGHPUT_KEY = + Preconditions.checkNotNull(NamespacedKey.fromString("penguin-dust:spell-throughput")); + + private SpellUtils() {} + + public static boolean invokeSpell(@NotNull Player player, @NotNull ItemStack itemStack) { + ItemMeta meta = itemStack.getItemMeta(); + if (meta == null) return false; + + SpellData spellData = getSpellData(meta); + if (spellData == null) return false; + + int spellStrength = Math.min(spellData.remainingCapacity, spellData.throughput); + + if (!spellData.spell.execute(player, spellStrength)) return false; + + int newRemainingCapacity = Math.max(spellData.remainingCapacity - spellStrength, 0); + + if (newRemainingCapacity == 0) { + player.getInventory().remove(itemStack); + } else { + meta.getPersistentDataContainer() + .set( + SPELL_REMAINING_CAPACITY_KEY, + PersistentDataType.INTEGER, + newRemainingCapacity); + + setLore( + meta, + spellData.spell, + spellData.throughput, + newRemainingCapacity, + spellData.maxCapacity); + + if (!itemStack.setItemMeta(meta)) + throw new SpellException("Failed to set spell metadata"); + } + + return true; + } + + public static boolean addSpell( + @NotNull ItemStack itemStack, @NotNull Spell spell, int maxCapacity, int throughput) { + ItemMeta meta = itemStack.getItemMeta(); + if (meta == null) return false; + + PersistentDataContainer persistentDataContainer = meta.getPersistentDataContainer(); + persistentDataContainer.set(SPELL_NAME_KEY, PersistentDataType.STRING, spell.toString()); + persistentDataContainer.set( + SPELL_REMAINING_CAPACITY_KEY, PersistentDataType.INTEGER, maxCapacity); + persistentDataContainer.set( + SPELL_MAX_CAPACITY_KEY, PersistentDataType.INTEGER, maxCapacity); + persistentDataContainer.set(SPELL_THROUGHPUT_KEY, PersistentDataType.INTEGER, throughput); + + setLore(meta, spell, throughput, maxCapacity, maxCapacity); + return itemStack.setItemMeta(meta); + } + + public static boolean reloadSpell(@NotNull ItemStack itemStack, int additionalCapacity) { + ItemMeta meta = itemStack.getItemMeta(); + if (meta == null) return false; + + SpellData spellData = getSpellData(meta); + if (spellData == null) return false; + + int newRemainingCapacity = spellData.remainingCapacity + additionalCapacity; + int newMaxCapacity = Math.max(newRemainingCapacity, spellData.maxCapacity); + + PersistentDataContainer persistentDataContainer = meta.getPersistentDataContainer(); + persistentDataContainer.set( + SPELL_REMAINING_CAPACITY_KEY, PersistentDataType.INTEGER, newRemainingCapacity); + persistentDataContainer.set( + SPELL_MAX_CAPACITY_KEY, PersistentDataType.INTEGER, newMaxCapacity); + + setLore(meta, spellData.spell, spellData.throughput, newRemainingCapacity, newMaxCapacity); + return itemStack.setItemMeta(meta); + } + + private record SpellData( + @NotNull Spell spell, int throughput, int remainingCapacity, int maxCapacity) {} + + @Nullable + private static SpellData getSpellData(@NotNull ItemMeta meta) { + PersistentDataContainer persistentDataContainer = meta.getPersistentDataContainer(); + + String spellName = persistentDataContainer.get(SPELL_NAME_KEY, PersistentDataType.STRING); + if (spellName == null) return null; + Spell spell = Spell.valueOf(spellName); + + Integer throughput = + persistentDataContainer.get(SPELL_THROUGHPUT_KEY, PersistentDataType.INTEGER); + if (throughput == null) return null; + + Integer remainingCapacity = + persistentDataContainer.get( + SPELL_REMAINING_CAPACITY_KEY, PersistentDataType.INTEGER); + if (remainingCapacity == null) return null; + + Integer maxCapacity = + persistentDataContainer.get(SPELL_MAX_CAPACITY_KEY, PersistentDataType.INTEGER); + if (maxCapacity == null) return null; + + return new SpellData(spell, throughput, remainingCapacity, maxCapacity); + } + + private static void setLore( + @NotNull ItemMeta meta, + @NotNull Spell spell, + int throughput, + int remainingCapacity, + int maxCapacity) { + meta.setLore( + List.of( + "Enchanted with: " + spell, + "Magical Durability: " + remainingCapacity + "/" + maxCapacity, + "Spell Strength: " + throughput)); + } +} diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml new file mode 100644 index 0000000..29ab7d6 --- /dev/null +++ b/src/main/resources/plugin.yml @@ -0,0 +1,10 @@ +name: PenguinDust +website: https://penguinland.io/penguindust +author: cflems +version: 0.0.0 +description: Brings magic to Penguinland with PenguinDust. +main: net.cflems.mc.penguin_dust.PenguinDust +load: POSTWORLD +api-version: '1.21.9' +depend: [] +commands: {} |
