Initial Commit

src/main/java/app/simplexdev/arcanumocculta/ArcanumOcculta.java

@@ -0,0 +1,17 @@
+package app.simplexdev.arcanumocculta;
+
+import org.bukkit.plugin.java.JavaPlugin;
+
+public final class ArcanumOcculta extends JavaPlugin {
+
+    @Override
+    public void onEnable() {
+        // Plugin startup logic
+
+    }
+
+    @Override
+    public void onDisable() {
+        // Plugin shutdown logic
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/api/book/SpellBook.java

@@ -0,0 +1,32 @@
+package app.simplexdev.arcanumocculta.api.book;
+
+import app.simplexdev.arcanumocculta.api.spell.Spell;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.List;
+
+public interface SpellBook {
+    String getBookName();
+
+    void setBookName(final String name);
+
+    String getBookDescription();
+
+    void setBookDescription(final String description);
+
+    ItemStack getBookItem();
+
+    void setBookItem(final ItemStack itemStack);
+
+    List<Spell> getSpells();
+
+    void addSpell(Spell spell);
+
+    void removeSpell(Spell spell);
+
+    Spell getSpell(final String name);
+
+    Spell getSpell(final int index);
+
+    int getSpellCount();
+}

src/main/java/app/simplexdev/arcanumocculta/api/book/SpellTome.java

@@ -0,0 +1,14 @@
+package app.simplexdev.arcanumocculta.api.book;
+
+import app.simplexdev.arcanumocculta.api.spell.Spell;
+import org.bukkit.inventory.ItemStack;
+
+public interface SpellTome {
+    String getTomeName();
+
+    String getTomeDescription();
+
+    ItemStack getTomeItem();
+
+    Spell getContainedSpell();
+}

src/main/java/app/simplexdev/arcanumocculta/api/effect/CompoundEffect.java

@@ -0,0 +1,7 @@
+package app.simplexdev.arcanumocculta.api.effect;
+
+import org.bukkit.potion.PotionEffectType;
+
+public interface CompoundEffect extends Effect {
+    PotionEffectType[] getEffectTypes();
+}

src/main/java/app/simplexdev/arcanumocculta/api/effect/Effect.java

@@ -0,0 +1,14 @@
+package app.simplexdev.arcanumocculta.api.effect;
+
+import java.time.Duration;
+
+public interface Effect
+{
+    Duration getDuration();
+
+    float getAmplifier();
+
+    boolean isAmbient();
+
+    boolean forceDisplay();
+}

src/main/java/app/simplexdev/arcanumocculta/api/effect/PassiveEffect.java

@@ -0,0 +1,12 @@
+package app.simplexdev.arcanumocculta.api.effect;
+
+import app.simplexdev.arcanumocculta.api.player.Caster;
+
+public interface PassiveEffect extends Effect
+{
+    Caster getWandHolder();
+
+    void onTick();
+
+    PassiveEffects getPassiveEffect();
+}

src/main/java/app/simplexdev/arcanumocculta/api/effect/PassiveEffects.java

@@ -0,0 +1,30 @@
+package app.simplexdev.arcanumocculta.api.effect;
+
+import java.time.Duration;
+
+public enum PassiveEffects {
+    MANA_REGEN(Duration.ofSeconds(10L), 2.0),
+    LIFE_STEAL(Duration.ofSeconds(5L), 1.0),
+    ABSORPTION(Duration.ofSeconds(30L), 4.0),
+    SPELL_SHIELD(Duration.ofSeconds(5L), 5.0),
+    IMMUNITY(Duration.ofSeconds(5L), 100.0),
+    WITHER(Duration.ofSeconds(5L), 2.0),
+    DAMAGE_BOOST(Duration.ofSeconds(5L), 2.75),
+    IMPROVED_ACCURACY(Duration.ofSeconds(5L), 5.0);
+
+    private final Duration duration;
+    private final double amount;
+
+    PassiveEffects(final Duration duration, final double amount) {
+        this.duration = duration;
+        this.amount = amount;
+    }
+
+    Duration getDuration() {
+        return this.duration;
+    }
+
+    double getAmount() {
+        return this.amount;
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/api/effect/SpecialEffect.java

@@ -0,0 +1,8 @@
+package app.simplexdev.arcanumocculta.api.effect;
+
+import org.bukkit.entity.Player;
+
+public interface SpecialEffect extends Effect
+{
+    void applyEffect(final Player player);
+}

src/main/java/app/simplexdev/arcanumocculta/api/effect/SpellEffect.java

@@ -0,0 +1,9 @@
+package app.simplexdev.arcanumocculta.api.effect;
+
+import java.time.Duration;
+import org.bukkit.potion.PotionEffectType;
+
+public interface SpellEffect extends Effect
+{
+    PotionEffectType getEffectType();
+}

src/main/java/app/simplexdev/arcanumocculta/api/player/Caster.java

@@ -0,0 +1,90 @@
+package app.simplexdev.arcanumocculta.api.player;
+
+import app.simplexdev.arcanumocculta.api.book.SpellBook;
+
+import java.util.List;
+import java.util.UUID;
+
+public interface Caster {
+    /**
+     * @return The {@link UUID} of the caster.
+     */
+    UUID getCasterUUID();
+
+    /**
+     * @return The name of the caster.
+     */
+    String getDisplayName();
+
+    /**
+     * @return The amount of maximum mana the caster is allowed to have.
+     */
+    double getMaximumMana();
+
+    /**
+     * Sets the maximum amount of mana the caster is allowed to have.
+     *
+     * @param mana The amount of mana to set the maximum to.
+     */
+    void setMaximumMana(final double mana);
+
+    /**
+     * @return The amount of mana the caster currently has.
+     */
+    double getCurrentMana();
+
+    /**
+     * Adds mana to the caster.
+     *
+     * @param mana The amount of mana to add.
+     * @return The players updated {@link #getCurrentMana()}.
+     */
+    double addMana(final double mana);
+
+    /**
+     * Increases the amount of maximum mana this caster is allowed to have.
+     *
+     * @param mana The amount of mana to increase the maximum by.
+     * @return The players updated {@link #getMaximumMana()}.
+     */
+    double increaseMaximumMana(final double mana);
+
+    /**
+     * Removes mana from the caster.
+     *
+     * @param mana The amount of mana to remove.
+     * @return The players updated {@link #getCurrentMana()}.
+     */
+    double removeMana(final double mana);
+
+    /**
+     * Decreases the amount of maximum mana this caster is allowed to have.
+     *
+     * @param mana The amount of mana to decrease the maximum by.
+     * @return The players updated {@link #getMaximumMana()}.
+     */
+    double decreaseMaximumMana(final double mana);
+
+    /**
+     * Sets the amount of mana the caster currently has.
+     *
+     * @param mana The amount of mana to set the user's current mana to.
+     */
+    void setMana(final double mana);
+
+    /**
+     * @return The {@link SpellBook} of the caster.
+     */
+    SpellBook getSpellbook();
+
+    /**
+     * @return A list of {@link SpellResistance}s the caster has.
+     */
+    List<SpellResistance> getSpellResistances();
+
+    void addSpellResistance(SpellResistance resistance);
+
+    void removeSpellResistance(SpellResistance resistance);
+
+    boolean hasResistance(int spellOrdinal);
+}

src/main/java/app/simplexdev/arcanumocculta/api/player/SpellResistance.java

@@ -0,0 +1,9 @@
+package app.simplexdev.arcanumocculta.api.player;
+
+public interface SpellResistance {
+    String getSpellName();
+
+    double getResistance();
+
+    int getOrdinal();
+}

src/main/java/app/simplexdev/arcanumocculta/api/player/Wand.java

@@ -0,0 +1,18 @@
+package app.simplexdev.arcanumocculta.api.player;
+
+import app.simplexdev.arcanumocculta.api.effect.PassiveEffect;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.List;
+
+public interface Wand {
+    String getWandName();
+
+    String getWandDescription();
+
+    ItemStack getWandItem();
+
+    double getManaPenalty();
+
+    List<PassiveEffect> getPassiveEffects();
+}

src/main/java/app/simplexdev/arcanumocculta/api/spell/CompoundSpell.java

@@ -0,0 +1,8 @@
+package app.simplexdev.arcanumocculta.api.spell;
+
+import app.simplexdev.arcanumocculta.api.effect.CompoundEffect;
+
+public interface CompoundSpell extends Spell
+{
+    CompoundEffect getEffect();
+}

src/main/java/app/simplexdev/arcanumocculta/api/spell/SpecialSpell.java

@@ -0,0 +1,8 @@
+package app.simplexdev.arcanumocculta.api.spell;
+
+import app.simplexdev.arcanumocculta.api.effect.SpecialEffect;
+
+public interface SpecialSpell extends Spell
+{
+    SpecialEffect getSpecialEffect();
+}

src/main/java/app/simplexdev/arcanumocculta/api/spell/Spell.java

@@ -0,0 +1,23 @@
+package app.simplexdev.arcanumocculta.api.spell;
+
+import app.simplexdev.arcanumocculta.api.effect.SpellEffect;
+import org.bukkit.entity.Projectile;
+
+import java.time.Duration;
+
+public interface Spell
+{
+    String getSpellName();
+
+    String getSpellDescription();
+
+    double getManaCost();
+
+    Duration getCoolDown();
+
+    int getSpellLevel();
+
+    boolean isOnCoolDown();
+
+    SpellProjectile<? extends Projectile> getSpellProjectile();
+}

src/main/java/app/simplexdev/arcanumocculta/api/spell/SpellProjectile.java

@@ -0,0 +1,18 @@
+package app.simplexdev.arcanumocculta.api.spell;
+
+import org.bukkit.Location;
+import org.bukkit.Particle;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.Projectile;
+
+import java.util.List;
+
+public interface SpellProjectile<T extends Projectile> {
+    T getProjectile();
+
+    List<Particle> getParticles();
+
+    void cast(final Location target);
+
+    void cast(final LivingEntity target);
+}

src/main/java/app/simplexdev/arcanumocculta/api/spell/StandardSpell.java

@@ -0,0 +1,8 @@
+package app.simplexdev.arcanumocculta.api.spell;
+
+import app.simplexdev.arcanumocculta.api.effect.SpellEffect;
+
+public interface StandardSpell extends Spell
+{
+    SpellEffect getSpellEffect();
+}

src/main/java/app/simplexdev/arcanumocculta/base/book/AbstractSpellBook.java

@@ -0,0 +1,99 @@
+package app.simplexdev.arcanumocculta.base.book;
+
+import app.simplexdev.arcanumocculta.api.book.SpellBook;
+import app.simplexdev.arcanumocculta.api.spell.Spell;
+import org.bukkit.ChatColor;
+import org.bukkit.Material;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public abstract class AbstractSpellBook implements SpellBook {
+    private final List<Spell> spellbook = new ArrayList<>();
+
+    private String name;
+    private String description;
+    private ItemStack itemStack;
+
+    protected AbstractSpellBook(final String name) {
+        this.name = name;
+        this.description = ChatColor.BLUE + "A simple spell book.";
+
+        final ItemStack stack = new ItemStack(Material.WRITTEN_BOOK, 1);
+        ItemMeta meta = stack.getItemMeta();
+
+        if (meta != null) {
+            meta.setDisplayName(name);
+            meta.setLore(List.of(description));
+            stack.setItemMeta(meta);
+        }
+
+        this.itemStack = stack;
+    }
+
+    @Override
+    public String getBookName() {
+        return name;
+    }
+
+    @Override
+    public void setBookName(String name) {
+        this.name = name;
+    }
+
+    @Override
+    public String getBookDescription() {
+        return description;
+    }
+
+    @Override
+    public void setBookDescription(String description) {
+        this.description = description;
+    }
+
+    @Override
+    public ItemStack getBookItem() {
+        return itemStack;
+    }
+
+    @Override
+    public void setBookItem(final ItemStack stack) {
+        this.itemStack = stack;
+    }
+
+    @Override
+    public List<Spell> getSpells() {
+        return this.spellbook;
+    }
+
+    @Override
+    public void addSpell(Spell spell) {
+        this.spellbook.add(spell);
+    }
+
+    @Override
+    public void removeSpell(Spell spell) {
+        this.spellbook.remove(spell);
+    }
+
+    @Override
+    public Spell getSpell(String name) {
+        return getSpells()
+                .stream()
+                .filter(spell -> spell.getSpellName().equalsIgnoreCase(name))
+                .findFirst()
+                .orElse(null);
+    }
+
+    @Override
+    public Spell getSpell(int index) {
+        return getSpells().get(index);
+    }
+
+    @Override
+    public int getSpellCount() {
+        return getSpells().size();
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/book/AbstractSpellTome.java

@@ -0,0 +1,50 @@
+package app.simplexdev.arcanumocculta.base.book;
+
+import app.simplexdev.arcanumocculta.api.book.SpellTome;
+import app.simplexdev.arcanumocculta.api.spell.Spell;
+import org.bukkit.Material;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+
+import java.util.List;
+
+public abstract class AbstractSpellTome implements SpellTome {
+    private final Spell containedSpell;
+    private final String name;
+    private final String description;
+    private final ItemStack item;
+
+    protected AbstractSpellTome(final String name, final String description, final Spell containedSpell) {
+        this.containedSpell = containedSpell;
+        this.name = name;
+        this.description = description;
+        final ItemStack stack = new ItemStack(Material.BOOK, 1);
+        final ItemMeta meta = stack.getItemMeta();
+        if (meta != null) {
+            meta.setDisplayName(name);
+            meta.setLore(List.of(description));
+            stack.setItemMeta(meta);
+        }
+        this.item = stack;
+    }
+
+    @Override
+    public String getTomeName() {
+        return this.name;
+    }
+
+    @Override
+    public String getTomeDescription() {
+        return this.description;
+    }
+
+    @Override
+    public ItemStack getTomeItem() {
+        return this.item;
+    }
+
+    @Override
+    public Spell getContainedSpell() {
+        return this.containedSpell;
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/effect/AbstractCompoundEffect.java

@@ -0,0 +1,40 @@
+package app.simplexdev.arcanumocculta.base.effect;
+
+import app.simplexdev.arcanumocculta.api.effect.CompoundEffect;
+import org.bukkit.potion.PotionEffectType;
+
+import java.time.Duration;
+
+public abstract class AbstractCompoundEffect extends AbstractEffect implements CompoundEffect {
+    private final PotionEffectType[] effectTypes;
+
+    protected AbstractCompoundEffect(Duration duration, float amplifier, boolean ambient, boolean forceDisplay, PotionEffectType... effectTypes) {
+        super(duration, amplifier, ambient, forceDisplay);
+        this.effectTypes = effectTypes;
+    }
+
+    protected AbstractCompoundEffect(Duration duration, float amplifier, boolean forceDisplay, PotionEffectType... effectTypes) {
+        super(duration, amplifier, forceDisplay);
+        this.effectTypes = effectTypes;
+    }
+
+    protected AbstractCompoundEffect(Duration duration, float amplifier, PotionEffectType... effectTypes) {
+        super(duration, amplifier);
+        this.effectTypes = effectTypes;
+    }
+
+    protected AbstractCompoundEffect(Duration duration, PotionEffectType... effectTypes) {
+        super(duration);
+        this.effectTypes = effectTypes;
+    }
+
+    protected AbstractCompoundEffect(PotionEffectType... effectTypes) {
+        super();
+        this.effectTypes = effectTypes;
+    }
+
+    @Override
+    public PotionEffectType[] getEffectTypes() {
+        return new PotionEffectType[0];
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/effect/AbstractEffect.java

@@ -0,0 +1,55 @@
+package app.simplexdev.arcanumocculta.base.effect;
+
+import app.simplexdev.arcanumocculta.api.effect.Effect;
+
+import java.time.Duration;
+
+public abstract class AbstractEffect implements Effect {
+    private final Duration duration;
+    private final float amplifier;
+    private final boolean ambient;
+    private final boolean forceDisplay;
+
+    protected AbstractEffect(Duration duration, float amplifier, boolean ambient, boolean forceDisplay) {
+        this.duration = duration;
+        this.amplifier = amplifier;
+        this.ambient = ambient;
+        this.forceDisplay = forceDisplay;
+    }
+
+    protected AbstractEffect(Duration duration, float amplifier, boolean forceDisplay) {
+        this(duration, amplifier, false, forceDisplay);
+    }
+
+    protected AbstractEffect(Duration duration, float amplifier) {
+        this(duration, amplifier, false, false);
+    }
+
+    protected AbstractEffect(Duration duration) {
+        this(duration, 1, false, false);
+    }
+
+    protected AbstractEffect() {
+        this(Duration.ofSeconds(5L), 1, false, false);
+    }
+
+    @Override
+    public Duration getDuration() {
+        return duration;
+    }
+
+    @Override
+    public float getAmplifier() {
+        return amplifier;
+    }
+
+    @Override
+    public boolean isAmbient() {
+        return ambient;
+    }
+
+    @Override
+    public boolean forceDisplay() {
+        return forceDisplay;
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/effect/AbstractPassiveEffect.java

@@ -0,0 +1,53 @@
+package app.simplexdev.arcanumocculta.base.effect;
+
+import app.simplexdev.arcanumocculta.api.effect.PassiveEffect;
+import app.simplexdev.arcanumocculta.api.effect.PassiveEffects;
+import app.simplexdev.arcanumocculta.api.player.Caster;
+
+import java.time.Duration;
+
+public abstract class AbstractPassiveEffect extends AbstractEffect implements PassiveEffect {
+
+    private final Caster wandHolder;
+    private final PassiveEffects passiveEffect;
+
+    public AbstractPassiveEffect(Duration duration, float amplifier, boolean ambient, boolean forceDisplay, Caster wandHolder, PassiveEffects passiveEffect) {
+        super(duration, amplifier, ambient, forceDisplay);
+        this.wandHolder = wandHolder;
+        this.passiveEffect = passiveEffect;
+    }
+
+    public AbstractPassiveEffect(Duration duration, float amplifier, boolean forceDisplay, Caster wandHolder, PassiveEffects passiveEffect) {
+        super(duration, amplifier, forceDisplay);
+        this.wandHolder = wandHolder;
+        this.passiveEffect = passiveEffect;
+    }
+
+    public AbstractPassiveEffect(Duration duration, float amplifier, Caster wandHolder, PassiveEffects passiveEffect) {
+        super(duration, amplifier);
+        this.wandHolder = wandHolder;
+        this.passiveEffect = passiveEffect;
+    }
+
+    public AbstractPassiveEffect(Duration duration, Caster wandHolder, PassiveEffects passiveEffect) {
+        super(duration);
+        this.wandHolder = wandHolder;
+        this.passiveEffect = passiveEffect;
+    }
+
+    public AbstractPassiveEffect(Caster wandHolder, PassiveEffects passiveEffect) {
+        super();
+        this.wandHolder = wandHolder;
+        this.passiveEffect = passiveEffect;
+    }
+
+    @Override
+    public Caster getWandHolder() {
+        return null;
+    }
+
+    @Override
+    public PassiveEffects getPassiveEffect() {
+        return null;
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/effect/AbstractSpellEffect.java

@@ -0,0 +1,40 @@
+package app.simplexdev.arcanumocculta.base.effect;
+
+import app.simplexdev.arcanumocculta.api.effect.SpellEffect;
+import org.bukkit.potion.PotionEffectType;
+
+import java.time.Duration;
+
+public abstract class AbstractSpellEffect extends AbstractEffect implements SpellEffect {
+    private final PotionEffectType effectType;
+
+    protected AbstractSpellEffect(Duration duration, float amplifier, boolean ambient, boolean forceDisplay, PotionEffectType effectType) {
+        super(duration, amplifier, ambient, forceDisplay);
+        this.effectType = effectType;
+    }
+
+    protected AbstractSpellEffect(Duration duration, float amplifier, boolean forceDisplay, PotionEffectType effectType) {
+        super(duration, amplifier, forceDisplay);
+        this.effectType = effectType;
+    }
+
+    protected AbstractSpellEffect(Duration duration, float amplifier, PotionEffectType effectType) {
+        super(duration, amplifier);
+        this.effectType = effectType;
+    }
+
+    protected AbstractSpellEffect(Duration duration, PotionEffectType effectType) {
+        super(duration);
+        this.effectType = effectType;
+    }
+
+    protected AbstractSpellEffect(PotionEffectType effectType) {
+        super();
+        this.effectType = effectType;
+    }
+
+    @Override
+    public PotionEffectType getEffectType() {
+        return effectType;
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/player/AbstractCaster.java

@@ -0,0 +1,124 @@
+package app.simplexdev.arcanumocculta.base.player;
+
+import app.simplexdev.arcanumocculta.api.book.SpellBook;
+import app.simplexdev.arcanumocculta.api.player.Caster;
+import app.simplexdev.arcanumocculta.api.player.SpellResistance;
+import org.bukkit.entity.Player;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+public abstract class AbstractCaster implements Caster {
+    private final String name;
+    private final UUID uuid;
+    private final SpellBook spellBook;
+    private final List<SpellResistance> spellResistances = new ArrayList<>();
+
+    private double maximumMana;
+    private double currentMana;
+
+    protected AbstractCaster(final Player player, SpellBook spellBook) {
+        this.name = player.getName();
+        this.uuid = player.getUniqueId();
+        this.spellBook = spellBook;
+
+        this.maximumMana = 20;
+        this.currentMana = maximumMana;
+    }
+
+    @Override
+    public UUID getCasterUUID() {
+        return uuid;
+    }
+
+    @Override
+    public String getDisplayName() {
+        return name;
+    }
+
+    @Override
+    public double getMaximumMana() {
+        return maximumMana;
+    }
+
+    @Override
+    public void setMaximumMana(double mana) {
+        this.maximumMana = mana;
+    }
+
+    @Override
+    public double getCurrentMana() {
+        return currentMana;
+    }
+
+    @Override
+    public double addMana(double mana) {
+        this.currentMana += mana;
+        return getCurrentMana();
+    }
+
+    @Override
+    public double increaseMaximumMana(double mana) {
+        this.maximumMana += mana;
+        return getMaximumMana();
+    }
+
+    @Override
+    public double removeMana(double mana) {
+        final double newMana = currentMana - mana;
+        if (newMana < 0) {
+            currentMana = 0;
+        } else {
+            currentMana = newMana;
+        }
+        return getCurrentMana();
+    }
+
+    @Override
+    public double decreaseMaximumMana(double mana) {
+        final double newMana = maximumMana - mana;
+        if (newMana < 0) {
+            maximumMana = 0;
+        } else {
+            maximumMana = newMana;
+        }
+        return getMaximumMana();
+    }
+
+    @Override
+    public void setMana(double mana) {
+        if (mana > getMaximumMana()) {
+            currentMana = getMaximumMana();
+        } else if (mana < 0) {
+            currentMana = 0;
+        } else {
+            currentMana = mana;
+        }
+    }
+
+    @Override
+    public SpellBook getSpellbook() {
+        return spellBook;
+    }
+
+    @Override
+    public List<SpellResistance> getSpellResistances() {
+        return spellResistances;
+    }
+
+    @Override
+    public void addSpellResistance(SpellResistance resistance) {
+        this.spellResistances.add(resistance);
+    }
+
+    @Override
+    public void removeSpellResistance(SpellResistance resistance) {
+        this.spellResistances.remove(resistance);
+    }
+
+    @Override
+    public boolean hasResistance(int ordinal) {
+        return getSpellResistances().stream().anyMatch(resistance -> resistance.getOrdinal() == ordinal);
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/player/AbstractWand.java

@@ -0,0 +1,48 @@
+package app.simplexdev.arcanumocculta.base.player;
+
+import app.simplexdev.arcanumocculta.api.effect.PassiveEffect;
+import app.simplexdev.arcanumocculta.api.player.Wand;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public abstract class AbstractWand implements Wand {
+    private final List<PassiveEffect> passiveEffects = new ArrayList<>();
+    private String name;
+    private String description;
+    private ItemStack item;
+    private double manaPenalty;
+
+    protected AbstractWand(String name, String description, ItemStack item, double manaPenalty) {
+        this.name = name;
+        this.description = description;
+        this.item = item;
+        this.manaPenalty = manaPenalty;
+    }
+
+    @Override
+    public String getWandName() {
+        return name;
+    }
+
+    @Override
+    public String getWandDescription() {
+        return description;
+    }
+
+    @Override
+    public ItemStack getWandItem() {
+        return item;
+    }
+
+    @Override
+    public double getManaPenalty() {
+        return manaPenalty;
+    }
+
+    @Override
+    public List<PassiveEffect> getPassiveEffects() {
+        return passiveEffects;
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/player/SimpleSpellResistance.java

@@ -0,0 +1,30 @@
+package app.simplexdev.arcanumocculta.base.player;
+
+import app.simplexdev.arcanumocculta.api.player.SpellResistance;
+
+public class SimpleSpellResistance implements SpellResistance {
+    private final String name;
+    private final double resistance;
+    private final int ordinal;
+
+    public SimpleSpellResistance(String spellName, double resistance, int ordinal) {
+        this.name = spellName;
+        this.resistance = resistance;
+        this.ordinal = ordinal;
+    }
+
+    @Override
+    public String getSpellName() {
+        return name;
+    }
+
+    @Override
+    public double getResistance() {
+        return resistance;
+    }
+
+    @Override
+    public int getOrdinal() {
+        return ordinal;
+    }
+}

src/main/java/app/simplexdev/arcanumocculta/base/spell/AbstractSpell.java

@@ -0,0 +1,44 @@
+package app.simplexdev.arcanumocculta.base.spell;
+
+import app.simplexdev.arcanumocculta.api.spell.Spell;
+import app.simplexdev.arcanumocculta.api.spell.SpellProjectile;
+import org.bukkit.entity.Projectile;
+
+import java.time.Duration;
+
+public class AbstractSpell implements Spell {
+    @Override
+    public String getSpellName() {
+        return null;
+    }
+
+    @Override
+    public String getSpellDescription() {
+        return null;
+    }
+
+    @Override
+    public double getManaCost() {
+        return 0;
+    }
+
+    @Override
+    public Duration getCoolDown() {
+        return null;
+    }
+
+    @Override
+    public int getSpellLevel() {
+        return 0;
+    }
+
+    @Override
+    public boolean isOnCoolDown() {
+        return false;
+    }
+
+    @Override
+    public SpellProjectile<? extends Projectile> getSpellProjectile() {
+        return null;
+    }
+}

src/main/resources/plugin.yml

@@ -0,0 +1,5 @@
+name: ArcanumOcculta
+version: '${version}'
+main: app.simplexdev.arcanumocculta.ArcanumOcculta
+api-version: '1.20'
+load: STARTUP