rename lots of things

Common/src/main/java/at/petrak/hexcasting/api/addldata/ADColorizer.java

@@ -6,7 +6,7 @@ import net.minecraft.world.phys.Vec3;
 
 import java.util.UUID;
 
-public interface Colorizer {
+public interface ADColorizer {
     int color(UUID owner, float time, Vec3 position);
 
     static int morphBetweenColors(int[] colors, Vec3 gradientDir, float time, Vec3 position) {

Common/src/main/java/at/petrak/hexcasting/api/addldata/ADHexHolder.java

@@ -1,21 +1,21 @@
 package at.petrak.hexcasting.api.addldata;
 
-import at.petrak.hexcasting.api.spell.LegacySpellDatum;
+import at.petrak.hexcasting.api.spell.iota.Iota;
 import net.minecraft.server.level.ServerLevel;
 import org.jetbrains.annotations.Nullable;
 
 import java.util.List;
 
-public interface HexHolder {
+public interface ADHexHolder {
 
     boolean canDrawManaFromInventory();
 
     boolean hasHex();
 
     @Nullable
-    List<LegacySpellDatum<?>> getHex(ServerLevel level);
+    List<Iota> getHex(ServerLevel level);
 
-    void writeHex(List<LegacySpellDatum<?>> patterns, int mana);
+    void writeHex(List<Iota> patterns, int mana);
 
     void clearHex();
 }

Common/src/main/java/at/petrak/hexcasting/api/addldata/ADIotaHolder.java

@@ -0,0 +1,32 @@
+package at.petrak.hexcasting.api.addldata;
+
+import at.petrak.hexcasting.api.spell.iota.Iota;
+import at.petrak.hexcasting.common.lib.HexIotaTypes;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.server.level.ServerLevel;
+import org.jetbrains.annotations.Nullable;
+
+public interface ADIotaHolder {
+    @Nullable
+    CompoundTag readIotaTag();
+
+    @Nullable
+    default Iota readIota(ServerLevel world) {
+        var tag = readIotaTag();
+        if (tag != null) {
+            return HexIotaTypes.deserialize(tag, world);
+        } else {
+            return null;
+        }
+    }
+
+    @Nullable
+    default Iota emptyIota() {
+        return null;
+    }
+
+    /**
+     * @return if the writing succeeded/would succeed
+     */
+    boolean writeIota(@Nullable Iota iota, boolean simulate);
+}

Common/src/main/java/at/petrak/hexcasting/api/addldata/ADMediaHolder.java

@@ -0,0 +1,42 @@
+package at.petrak.hexcasting.api.addldata;
+
+public interface ADMediaHolder {
+
+    int getMedia();
+
+    int getMaxMedia();
+
+    void setMedia(int media);
+
+    boolean canRecharge();
+
+    boolean canProvide();
+
+    /**
+     * When scanning an inventory for media-containing items, the items with the highest priority will
+     * get their media consumed first.
+     */
+    int getConsumptionPriority();
+
+    boolean canConstructBattery();
+
+    default int withdrawMedia(int cost, boolean simulate) {
+        if (!canProvide()) {
+            return 0;
+        }
+        var manaHere = getMedia();
+        if (cost < 0) {
+            cost = manaHere;
+        }
+        if (!simulate) {
+            var manaLeft = manaHere - cost;
+            setMedia(manaLeft);
+        }
+        return Math.min(cost, manaHere);
+    }
+
+    public int CHARGED_AMETHYST_PRIORITY = 1000;
+    public int AMETHYST_SHARD_PRIORITY = 2000;
+    public int AMETHYST_DUST_PRIORITY = 3000;
+    public int BATTERY_PRIORITY = 4000;
+}

Common/src/main/java/at/petrak/hexcasting/api/addldata/DataHolder.java

@@ -1,28 +0,0 @@
-package at.petrak.hexcasting.api.addldata;
-
-import at.petrak.hexcasting.api.spell.LegacySpellDatum;
-import net.minecraft.nbt.CompoundTag;
-import net.minecraft.server.level.ServerLevel;
-import org.jetbrains.annotations.Nullable;
-
-public interface DataHolder {
-    @Nullable
-    CompoundTag readRawDatum();
-
-    @Nullable
-    default LegacySpellDatum<?> readDatum(ServerLevel world) {
-        var tag = readRawDatum();
-        if (tag != null) {
-            return LegacySpellDatum.fromNBT(tag, world);
-        } else {
-            return null;
-        }
-    }
-
-    @Nullable
-    default LegacySpellDatum<?> emptyDatum() {
-        return null;
-    }
-
-    boolean writeDatum(@Nullable LegacySpellDatum<?> datum, boolean simulate);
-}

Common/src/main/java/at/petrak/hexcasting/api/addldata/ManaHolder.java

@@ -1,33 +0,0 @@
-package at.petrak.hexcasting.api.addldata;
-
-public interface ManaHolder {
-
-    int getMana();
-
-    int getMaxMana();
-
-    void setMana(int mana);
-
-    boolean canRecharge();
-
-    boolean canProvide();
-
-    int getConsumptionPriority();
-
-    boolean canConstructBattery();
-
-    default int withdrawMana(int cost, boolean simulate) {
-        if (!canProvide()) {
-            return 0;
-        }
-        var manaHere = getMana();
-        if (cost < 0) {
-            cost = manaHere;
-        }
-        if (!simulate) {
-            var manaLeft = manaHere - cost;
-            setMana(manaLeft);
-        }
-        return Math.min(cost, manaHere);
-    }
-}

Common/src/main/java/at/petrak/hexcasting/api/addldata/package-info.java

@@ -0,0 +1,10 @@
+/**
+ * An "Additional Data," or AD, is what I am calling the abstraction over capabilities on Forge and
+ * cardinal components on Fabric.
+ * <p>
+ * An {@code ADFooBar} in this package will be implemented by a {@code CCFooBar} on Fabric.
+ * On Forge, there are a set of private records that implement them.
+ * <p>
+ * The point is, this provides an interface for interacting with however whatever platform sticks extra info on stuff.
+ */
+package at.petrak.hexcasting.api.addldata;

Common/src/main/java/at/petrak/hexcasting/api/item/ColorizerItem.java

@@ -5,6 +5,12 @@ import net.minecraft.world.phys.Vec3;
 
 import java.util.UUID;
 
+/**
+ * Items which can be used as a colorizer can implement this interface.
+ * <p>
+ * On both the Forge and Fabric sides, the registry will be scanned for all items which implement this interface,
+ * and the appropriate cap/CC will be attached.
+ */
 public interface ColorizerItem {
     int color(ItemStack stack, UUID owner, float time, Vec3 position);
 }

Common/src/main/java/at/petrak/hexcasting/api/item/DataHolderItem.java

@@ -1,63 +0,0 @@
-package at.petrak.hexcasting.api.item;
-
-import at.petrak.hexcasting.api.spell.LegacySpellDatum;
-import at.petrak.hexcasting.api.utils.NBTHelper;
-import net.minecraft.ChatFormatting;
-import net.minecraft.nbt.CompoundTag;
-import net.minecraft.nbt.NbtUtils;
-import net.minecraft.network.chat.Component;
-import net.minecraft.network.chat.TextComponent;
-import net.minecraft.network.chat.TranslatableComponent;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.world.item.ItemStack;
-import net.minecraft.world.item.TooltipFlag;
-import org.jetbrains.annotations.Nullable;
-
-import java.util.List;
-
-public interface DataHolderItem {
-    String TAG_OVERRIDE_VISUALLY = "VisualOverride";
-
-    @Nullable CompoundTag readDatumTag(ItemStack stack);
-
-    @Nullable
-    default LegacySpellDatum<?> readDatum(ItemStack stack, ServerLevel world) {
-        if (!(stack.getItem() instanceof DataHolderItem dh)) {
-            // this should be checked via mishap beforehand
-            throw new IllegalArgumentException("stack's item must be an ItemDataholder but was " + stack.getItem());
-        }
-
-        var tag = dh.readDatumTag(stack);
-        if (tag != null) {
-            return LegacySpellDatum.fromNBT(tag, world);
-        } else {
-            return null;
-        }
-    }
-
-    @Nullable
-    default LegacySpellDatum<?> emptyDatum(ItemStack stack) {
-        return null;
-    }
-
-    boolean canWrite(ItemStack stack, @Nullable LegacySpellDatum<?> datum);
-
-    void writeDatum(ItemStack stack, @Nullable LegacySpellDatum<?> datum);
-
-    static void appendHoverText(DataHolderItem self, ItemStack pStack, List<Component> pTooltipComponents,
-        TooltipFlag pIsAdvanced) {
-        var datumTag = self.readDatumTag(pStack);
-        if (datumTag != null) {
-            var component = LegacySpellDatum.displayFromNBT(datumTag);
-            pTooltipComponents.add(new TranslatableComponent("hexcasting.spelldata.onitem", component));
-
-            if (pIsAdvanced.isAdvanced()) {
-                pTooltipComponents.add(new TextComponent("").append(NbtUtils.toPrettyComponent(datumTag)));
-            }
-        } else if (NBTHelper.hasString(pStack, DataHolderItem.TAG_OVERRIDE_VISUALLY)) {
-            pTooltipComponents.add(new TranslatableComponent("hexcasting.spelldata.onitem",
-                new TranslatableComponent("hexcasting.spelldata.anything").withStyle(ChatFormatting.LIGHT_PURPLE)));
-
-        }
-    }
-}

Common/src/main/java/at/petrak/hexcasting/api/item/HexHolderItem.java

@@ -1,22 +1,28 @@
 package at.petrak.hexcasting.api.item;
 
-import at.petrak.hexcasting.api.spell.LegacySpellDatum;
+import at.petrak.hexcasting.api.spell.iota.Iota;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.item.ItemStack;
 import org.jetbrains.annotations.Nullable;
 
 import java.util.List;
 
-public interface HexHolderItem extends ManaHolderItem {
+/**
+ * Items which can cast a packaged Hex can implement this interface.
+ * <p>
+ * On both the Forge and Fabric sides, the registry will be scanned for all items which implement this interface,
+ * and the appropriate cap/CC will be attached.
+ */
+public interface HexHolderItem extends MediaHolderItem {
 
     boolean canDrawManaFromInventory(ItemStack stack);
 
     boolean hasHex(ItemStack stack);
 
     @Nullable
-	List<LegacySpellDatum<?>> getHex(ItemStack stack, ServerLevel level);
+    List<Iota> getHex(ItemStack stack, ServerLevel level);
 
-	void writeHex(ItemStack stack, List<LegacySpellDatum<?>> patterns, int mana);
+    void writeHex(ItemStack stack, List<Iota> program, int mana);
 
     void clearHex(ItemStack stack);
 }

Common/src/main/java/at/petrak/hexcasting/api/item/IotaHolderItem.java

@@ -0,0 +1,69 @@
+package at.petrak.hexcasting.api.item;
+
+import at.petrak.hexcasting.api.spell.iota.Iota;
+import at.petrak.hexcasting.api.utils.NBTHelper;
+import at.petrak.hexcasting.common.lib.HexIotaTypes;
+import net.minecraft.ChatFormatting;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtUtils;
+import net.minecraft.network.chat.Component;
+import net.minecraft.network.chat.TextComponent;
+import net.minecraft.network.chat.TranslatableComponent;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.TooltipFlag;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+
+/**
+ * Items that store an iota to their tag can implement this interface.
+ * <p>
+ * On both the Forge and Fabric sides, the registry will be scanned for all items which implement this interface,
+ * and the appropriate cap/CC will be attached.
+ */
+public interface IotaHolderItem {
+    String TAG_OVERRIDE_VISUALLY = "VisualOverride";
+
+    @Nullable CompoundTag readIotaTag(ItemStack stack);
+
+    @Nullable
+    default Iota readIota(ItemStack stack, ServerLevel world) {
+        if (!(stack.getItem() instanceof IotaHolderItem dh)) {
+            // this should be checked via mishap beforehand
+            throw new IllegalArgumentException("stack's item must be an IotaHolderItem but was " + stack.getItem());
+        }
+
+        var tag = dh.readIotaTag(stack);
+        if (tag != null) {
+            return HexIotaTypes.deserialize(tag, world);
+        } else {
+            return null;
+        }
+    }
+
+    @Nullable
+    default Iota emptyIota(ItemStack stack) {
+        return null;
+    }
+
+    boolean canWrite(ItemStack stack, @Nullable Iota iota);
+
+    void writeDatum(ItemStack stack, @Nullable Iota iota);
+
+    static void appendHoverText(IotaHolderItem self, ItemStack stack, List<Component> components,
+        TooltipFlag flag) {
+        var datumTag = self.readIotaTag(stack);
+        if (datumTag != null) {
+            var cmp = HexIotaTypes.getDisplay(datumTag);
+            components.add(new TranslatableComponent("hexcasting.spelldata.onitem", cmp));
+
+            if (flag.isAdvanced()) {
+                components.add(new TextComponent("").append(NbtUtils.toPrettyComponent(datumTag)));
+            }
+        } else if (NBTHelper.hasString(stack, IotaHolderItem.TAG_OVERRIDE_VISUALLY)) {
+            components.add(new TranslatableComponent("hexcasting.spelldata.onitem",
+                new TranslatableComponent("hexcasting.spelldata.anything").withStyle(ChatFormatting.LIGHT_PURPLE)));
+        }
+    }
+}

Common/src/main/java/at/petrak/hexcasting/api/item/ManaHolderItem.java

@@ -1,35 +0,0 @@
-package at.petrak.hexcasting.api.item;
-
-import net.minecraft.world.item.ItemStack;
-
-public interface ManaHolderItem {
-    int getMana(ItemStack stack);
-
-    int getMaxMana(ItemStack stack);
-
-    void setMana(ItemStack stack, int mana);
-
-    boolean manaProvider(ItemStack stack);
-
-    boolean canRecharge(ItemStack stack);
-
-    default float getManaFullness(ItemStack stack) {
-        int max = getMaxMana(stack);
-		if (max == 0) {
-			return 0;
-		}
-        return (float) getMana(stack) / (float) max;
-    }
-
-    default int withdrawMana(ItemStack stack, int cost, boolean simulate) {
-        var manaHere = getMana(stack);
-		if (cost < 0) {
-			cost = manaHere;
-		}
-        if (!simulate) {
-            var manaLeft = manaHere - cost;
-            setMana(stack, manaLeft);
-        }
-        return Math.min(cost, manaHere);
-    }
-}

Common/src/main/java/at/petrak/hexcasting/api/item/MediaHolderItem.java

@@ -0,0 +1,41 @@
+package at.petrak.hexcasting.api.item;
+
+import net.minecraft.world.item.ItemStack;
+
+/**
+ * Items which can store Media can implement this interface.
+ * <p>
+ * On both the Forge and Fabric sides, the registry will be scanned for all items which implement this interface,
+ * and the appropriate cap/CC will be attached.
+ */
+public interface MediaHolderItem {
+    int getMedia(ItemStack stack);
+
+    int getMaxMedia(ItemStack stack);
+
+    void setMedia(ItemStack stack, int media);
+
+    boolean canProvideMedia(ItemStack stack);
+
+    boolean canRecharge(ItemStack stack);
+
+    default float getManaFullness(ItemStack stack) {
+        int max = getMaxMedia(stack);
+        if (max == 0) {
+            return 0;
+        }
+        return (float) getMedia(stack) / (float) max;
+    }
+
+    default int withdrawMana(ItemStack stack, int cost, boolean simulate) {
+        var manaHere = getMedia(stack);
+        if (cost < 0) {
+            cost = manaHere;
+        }
+        if (!simulate) {
+            var manaLeft = manaHere - cost;
+            setMedia(stack, manaLeft);
+        }
+        return Math.min(cost, manaHere);
+    }
+}

Common/src/main/java/at/petrak/hexcasting/api/misc/FrozenColorizer.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.api.misc;
 
-import at.petrak.hexcasting.api.addldata.Colorizer;
+import at.petrak.hexcasting.api.addldata.ADColorizer;
 import at.petrak.hexcasting.common.items.colorizer.ItemPrideColorizer;
 import at.petrak.hexcasting.common.lib.HexItems;
 import at.petrak.hexcasting.xplat.IXplatAbstractions;
@@ -31,7 +31,8 @@ public record FrozenColorizer(ItemStack item, UUID owner) {
         0xFF200000, 0xFF202000, 0xFF002000, 0xFF002020, 0xFF000020, 0xFF200020
     };
 
-    private static final Map<String, Supplier<Item>> OLD_PRIDE_COLORIZERS = Arrays.stream(ItemPrideColorizer.Type.values())
+    private static final Map<String, Supplier<Item>> OLD_PRIDE_COLORIZERS = Arrays.stream(
+            ItemPrideColorizer.Type.values())
         .collect(Collectors.<ItemPrideColorizer.Type, String, Supplier<Item>>toMap(
             (type) -> modLoc("pride_colorizer_" + type.ordinal()).toString(),
             (type) -> (() -> HexItems.PRIDE_COLORIZERS.get(type))));
@@ -85,7 +86,7 @@ public record FrozenColorizer(ItemStack item, UUID owner) {
         double luminance = (0.2126 * r + 0.7152 * g + 0.0722 * b) / 0xFF; // Standard relative luminance calculation
 
         if (luminance < 0.05) {
-            int rawMod = Colorizer.morphBetweenColors(MINIMUM_LUMINANCE_COLOR_WHEEL, new Vec3(0.1, 0.1, 0.1),
+            int rawMod = ADColorizer.morphBetweenColors(MINIMUM_LUMINANCE_COLOR_WHEEL, new Vec3(0.1, 0.1, 0.1),
                 time / 20 / 20, position);
 
             r += FastColor.ARGB32.red(rawMod);

Common/src/main/java/at/petrak/hexcasting/api/spell/casting/CastingHarness.kt

@@ -375,9 +375,9 @@ class CastingHarness private constructor(
             val casterHexHolder = IXplatAbstractions.INSTANCE.findHexHolder(casterStack)
             val hexHolderDrawsFromInventory = if (casterHexHolder != null) {
                 if (casterManaHolder != null) {
-                    val manaAvailable = casterManaHolder.mana
+                    val manaAvailable = casterManaHolder.media
                     val manaToTake = min(costLeft, manaAvailable)
-                    if (!fake) casterManaHolder.mana = manaAvailable - manaToTake
+                    if (!fake) casterManaHolder.media = manaAvailable - manaToTake
                     costLeft -= manaToTake
                 }
                 casterHexHolder.canDrawManaFromInventory()

Common/src/main/java/at/petrak/hexcasting/api/spell/iota/EntityIota.java

@@ -1,10 +1,12 @@
 package at.petrak.hexcasting.api.spell.iota;
 
+import at.petrak.hexcasting.api.utils.HexUtils;
 import at.petrak.hexcasting.common.lib.HexIotaTypes;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.NbtUtils;
 import net.minecraft.nbt.Tag;
 import net.minecraft.network.chat.Component;
+import net.minecraft.network.chat.TranslatableComponent;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.entity.Entity;
 import org.jetbrains.annotations.NotNull;
@@ -30,7 +32,7 @@ public class EntityIota extends Iota {
     public @NotNull Tag serialize() {
         var out = new CompoundTag();
         out.putUUID("uuid", this.getEntity().getUUID());
-        out.putString("name", Component.Serializer.toJson(this.getEntity().getDisplayName()));
+        out.putString("name", Component.Serializer.toJson(this.getEntity().getName()));
         return out;
     }
 
@@ -38,7 +40,12 @@ public class EntityIota extends Iota {
         @Nullable
         @Override
         public EntityIota deserialize(Tag tag, ServerLevel world) throws IllegalArgumentException {
-            var uuid = NbtUtils.loadUUID(tag);
+            var ctag = HexUtils.downcast(tag, CompoundTag.TYPE);
+            Tag uuidTag = ctag.get("uuid");
+            if (uuidTag == null) {
+                return null;
+            }
+            var uuid = NbtUtils.loadUUID(uuidTag);
             var entity = world.getEntity(uuid);
             if (entity == null) {
                 return null;
@@ -48,7 +55,14 @@ public class EntityIota extends Iota {
 
         @Override
         public Component display(Tag tag) {
-            return null;
+            if (!(tag instanceof CompoundTag ctag)) {
+                return new TranslatableComponent("hexcasting.spelldata.entity.whoknows");
+            }
+            if (!ctag.contains("name", Tag.TAG_STRING)) {
+                return new TranslatableComponent("hexcasting.spelldata.entity.whoknows");
+            }
+            var nameJson = ctag.getString("name");
+            return Component.Serializer.fromJsonLenient(nameJson);
         }
 
         @Override

Common/src/main/java/at/petrak/hexcasting/api/spell/iota/Iota.java

@@ -30,6 +30,11 @@ public abstract class Iota {
      */
     abstract public boolean toleratesOther(Iota that);
 
+    /**
+     * Serialize this under the {@code data} tag.
+     * <p>
+     * You probably don't want to call this directly; use {@link HexIotaTypes#serialize}.
+     */
     abstract public @NotNull Tag serialize();
 
     /**

Common/src/main/java/at/petrak/hexcasting/api/utils/ManaHelper.kt

@@ -1,4 +1,5 @@
 @file:JvmName("ManaHelper")
+
 package at.petrak.hexcasting.api.utils
 
 import at.petrak.hexcasting.xplat.IXplatAbstractions
@@ -10,7 +11,7 @@ fun isManaItem(stack: ItemStack): Boolean {
     val manaHolder = IXplatAbstractions.INSTANCE.findManaHolder(stack) ?: return false
     if (!manaHolder.canProvide())
         return false
-    return manaHolder.withdrawMana(-1, true) > 0
+    return manaHolder.withdrawMedia(-1, true) > 0
 }
 
 /**
@@ -33,7 +34,7 @@ fun extractMana(
     if (drainForBatteries && !manaHolder.canConstructBattery())
         return 0
 
-    return manaHolder.withdrawMana(cost, simulate)
+    return manaHolder.withdrawMedia(cost, simulate)
 }
 
 /**
@@ -46,7 +47,7 @@ fun compareManaItem(astack: ItemStack, bstack: ItemStack): Int {
     return if (astack.item != bstack.item) {
         (aMana?.consumptionPriority ?: 0) - (bMana?.consumptionPriority ?: 0)
     } else if (aMana != null && bMana != null) {
-        aMana.mana - bMana.mana
+        aMana.media - bMana.media
     } else {
         astack.count - bstack.count
     }

Common/src/main/java/at/petrak/hexcasting/client/RegisterClientStuff.java

@@ -3,8 +3,8 @@ package at.petrak.hexcasting.client;
 import at.petrak.hexcasting.api.block.circle.BlockAbstractImpetus;
 import at.petrak.hexcasting.api.block.circle.BlockEntityAbstractImpetus;
 import at.petrak.hexcasting.api.client.ScryingLensOverlayRegistry;
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
-import at.petrak.hexcasting.api.item.ManaHolderItem;
+import at.petrak.hexcasting.api.item.MediaHolderItem;
 import at.petrak.hexcasting.api.misc.ManaConstants;
 import at.petrak.hexcasting.api.spell.LegacySpellDatum;
 import at.petrak.hexcasting.api.spell.Widget;
@@ -20,7 +20,7 @@ import at.petrak.hexcasting.common.items.ItemFocus;
 import at.petrak.hexcasting.common.items.ItemScroll;
 import at.petrak.hexcasting.common.items.ItemSlate;
 import at.petrak.hexcasting.common.items.ItemWand;
-import at.petrak.hexcasting.common.items.magic.ItemManaBattery;
+import at.petrak.hexcasting.common.items.magic.ItemMediaBattery;
 import at.petrak.hexcasting.common.items.magic.ItemPackagedHex;
 import at.petrak.hexcasting.common.lib.HexBlockEntities;
 import at.petrak.hexcasting.common.lib.HexBlocks;
@@ -61,15 +61,15 @@ public class RegisterClientStuff {
         registerPackagedSpellOverrides(HexItems.ARTIFACT);
 
         var x = IClientXplatAbstractions.INSTANCE;
-        x.registerItemProperty(HexItems.BATTERY, ItemManaBattery.MANA_PREDICATE,
+        x.registerItemProperty(HexItems.BATTERY, ItemMediaBattery.MANA_PREDICATE,
             (stack, level, holder, holderID) -> {
-                var item = (ManaHolderItem) stack.getItem();
+                var item = (MediaHolderItem) stack.getItem();
                 return item.getManaFullness(stack);
             });
-        x.registerItemProperty(HexItems.BATTERY, ItemManaBattery.MAX_MANA_PREDICATE,
+        x.registerItemProperty(HexItems.BATTERY, ItemMediaBattery.MAX_MANA_PREDICATE,
             (stack, level, holder, holderID) -> {
-                var item = (ItemManaBattery) stack.getItem();
+                var item = (ItemMediaBattery) stack.getItem();
-                var max = item.getMaxMana(stack);
+                var max = item.getMaxMedia(stack);
                 return (float) Math.sqrt((float) max / ManaConstants.CRYSTAL_UNIT / 10);
             });
 
@@ -253,11 +253,11 @@ public class RegisterClientStuff {
             (stack, level, holder, holderID) -> NBTHelper.hasString(stack, ItemScroll.TAG_OP_ID) ? 1f : 0f);
     }
 
-    private static void registerDataHolderOverrides(DataHolderItem item) {
+    private static void registerDataHolderOverrides(IotaHolderItem item) {
         IClientXplatAbstractions.INSTANCE.registerItemProperty((Item) item, ItemFocus.DATATYPE_PRED,
             (stack, level, holder, holderID) -> {
-                var datum = item.readDatumTag(stack);
+                var datum = item.readIotaTag(stack);
-                String override = NBTHelper.getString(stack, DataHolderItem.TAG_OVERRIDE_VISUALLY);
+                String override = NBTHelper.getString(stack, IotaHolderItem.TAG_OVERRIDE_VISUALLY);
                 String typename = null;
                 if (override != null) {
                     typename = override;

Common/src/main/java/at/petrak/hexcasting/common/blocks/circles/impetuses/BlockStoredPlayerImpetus.java

@@ -52,7 +52,7 @@ public class BlockStoredPlayerImpetus extends BlockAbstractImpetus {
             var datumContainer = IXplatAbstractions.INSTANCE.findDataHolder(usedStack);
             if (datumContainer != null) {
                 if (pLevel instanceof ServerLevel level) {
-                    var stored = datumContainer.readDatum(level);
+                    var stored = datumContainer.readIota(level);
                     if (stored != null && stored.getType() == DatumType.ENTITY) {
                         var entity = (Entity) stored.getPayload();
                         if (entity instanceof Player player) {

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/OpRead.kt

@@ -12,14 +12,14 @@ object OpRead : ConstManaOperator {
     override fun execute(args: List<LegacySpellDatum<*>>, ctx: CastingContext): List<LegacySpellDatum<*>> {
         val (handStack, hand) = ctx.getHeldItemToOperateOn {
             val dataHolder = IXplatAbstractions.INSTANCE.findDataHolder(it)
-            dataHolder != null && (dataHolder.readDatum(ctx.world) != null || dataHolder.emptyDatum() != null)
+            dataHolder != null && (dataHolder.readIota(ctx.world) != null || dataHolder.emptyIota() != null)
         }
 
         val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(handStack)
             ?: throw MishapBadOffhandItem.of(handStack, hand, "iota.read")
 
-        val datum = datumHolder.readDatum(ctx.world)
+        val datum = datumHolder.readIota(ctx.world)
-            ?: datumHolder.emptyDatum()
+            ?: datumHolder.emptyIota()
             ?: throw MishapBadOffhandItem.of(handStack, hand, "iota.read")
 
         return listOf(datum)

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/OpReadable.kt

@@ -17,8 +17,8 @@ object OpReadable : ConstManaOperator {
         val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(handStack)
             ?: return false.asSpellResult
 
-        datumHolder.readDatum(ctx.world)
+        datumHolder.readIota(ctx.world)
-            ?: datumHolder.emptyDatum()
+            ?: datumHolder.emptyIota()
             ?: return false.asSpellResult
 
         return true.asSpellResult

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/OpTheCoolerRead.kt

@@ -1,9 +1,9 @@
 package at.petrak.hexcasting.common.casting.operators
 
 import at.petrak.hexcasting.api.spell.ConstManaOperator
-import at.petrak.hexcasting.api.spell.getChecked
 import at.petrak.hexcasting.api.spell.LegacySpellDatum
 import at.petrak.hexcasting.api.spell.casting.CastingContext
+import at.petrak.hexcasting.api.spell.getChecked
 import at.petrak.hexcasting.api.spell.mishaps.MishapBadItem
 import at.petrak.hexcasting.xplat.IXplatAbstractions
 import net.minecraft.world.entity.item.ItemEntity
@@ -23,8 +23,8 @@ object OpTheCoolerRead : ConstManaOperator {
         val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(stack)
             ?: throw MishapBadItem.of(target, "iota.read")
 
-        val datum = datumHolder.readDatum(ctx.world)
+        val datum = datumHolder.readIota(ctx.world)
-            ?: datumHolder.emptyDatum()
+            ?: datumHolder.emptyIota()
             ?: throw MishapBadItem.of(target, "iota.read")
         return listOf(datum)
     }

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/OpTheCoolerReadable.kt

@@ -22,7 +22,7 @@ object OpTheCoolerReadable : ConstManaOperator {
         val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(stack)
             ?: return false.asSpellResult
 
-        if (datumHolder.readDatum(ctx.world) == null && datumHolder.emptyDatum() == null)
+        if (datumHolder.readIota(ctx.world) == null && datumHolder.emptyIota() == null)
             return false.asSpellResult
 
         return true.asSpellResult

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/OpWritable.kt

@@ -16,12 +16,12 @@ object OpWritable : ConstManaOperator {
         val (handStack) = ctx.getHeldItemToOperateOn {
             val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(it)
 
-            datumHolder != null && datumHolder.writeDatum(datum, true)
+            datumHolder != null && datumHolder.writeIota(datum, true)
         }
 
         val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(handStack) ?: return false.asSpellResult
 
-        if (!datumHolder.writeDatum(datum, true))
+        if (!datumHolder.writeIota(datum, true))
             return false.asSpellResult
 
         val trueName = MishapOthersName.getTrueNameFromDatum(datum, ctx.caster)

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/OpWrite.kt

@@ -1,8 +1,8 @@
 package at.petrak.hexcasting.common.casting.operators
 
+import at.petrak.hexcasting.api.spell.LegacySpellDatum
 import at.petrak.hexcasting.api.spell.ParticleSpray
 import at.petrak.hexcasting.api.spell.RenderedSpell
-import at.petrak.hexcasting.api.spell.LegacySpellDatum
 import at.petrak.hexcasting.api.spell.SpellOperator
 import at.petrak.hexcasting.api.spell.casting.CastingContext
 import at.petrak.hexcasting.api.spell.mishaps.MishapBadOffhandItem
@@ -21,13 +21,13 @@ object OpWrite : SpellOperator {
         val (handStack, hand) = ctx.getHeldItemToOperateOn {
             val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(it)
 
-            datumHolder != null && datumHolder.writeDatum(datum, true)
+            datumHolder != null && datumHolder.writeIota(datum, true)
         }
 
         val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(handStack)
             ?: throw MishapBadOffhandItem.of(handStack, hand, "iota.write")
 
-        if (!datumHolder.writeDatum(datum, true))
+        if (!datumHolder.writeIota(datum, true))
             throw MishapBadOffhandItem.of(handStack, hand, "iota.readonly", datum.display())
 
         val trueName = MishapOthersName.getTrueNameFromDatum(datum, ctx.caster)
@@ -46,11 +46,11 @@ object OpWrite : SpellOperator {
             val (handStack) = ctx.getHeldItemToOperateOn {
                 val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(it)
 
-                datumHolder != null && datumHolder.writeDatum(datum, true)
+                datumHolder != null && datumHolder.writeIota(datum, true)
             }
 
             val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(handStack)
-            datumHolder?.writeDatum(datum, false)
+            datumHolder?.writeIota(datum, false)
         }
     }
 }

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/spells/OpErase.kt

@@ -1,9 +1,9 @@
 package at.petrak.hexcasting.common.casting.operators.spells
 
 import at.petrak.hexcasting.api.misc.ManaConstants
+import at.petrak.hexcasting.api.spell.LegacySpellDatum
 import at.petrak.hexcasting.api.spell.ParticleSpray
 import at.petrak.hexcasting.api.spell.RenderedSpell
-import at.petrak.hexcasting.api.spell.LegacySpellDatum
 import at.petrak.hexcasting.api.spell.SpellOperator
 import at.petrak.hexcasting.api.spell.casting.CastingContext
 import at.petrak.hexcasting.api.spell.mishaps.MishapBadOffhandItem
@@ -21,13 +21,13 @@ class OpErase : SpellOperator {
             val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(it)
 
             (hexHolder?.hasHex() == true) ||
-                    (datumHolder?.writeDatum(null, true) == true)
+                    (datumHolder?.writeIota(null, true) == true)
         }
         val hexHolder = IXplatAbstractions.INSTANCE.findHexHolder(handStack)
         val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(handStack)
 
         if ((hexHolder?.hasHex() != true) &&
-            (datumHolder?.writeDatum(null, true) != true)
+            (datumHolder?.writeIota(null, true) != true)
         ) {
             throw MishapBadOffhandItem.of(handStack, hand, "eraseable")
         }
@@ -45,7 +45,7 @@ class OpErase : SpellOperator {
                 val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(it)
 
                 (hexHolder?.hasHex() == true) ||
-                        (datumHolder?.writeDatum(null, true) == true)
+                        (datumHolder?.writeIota(null, true) == true)
             }
             val hexHolder = IXplatAbstractions.INSTANCE.findHexHolder(handStack)
             val datumHolder = IXplatAbstractions.INSTANCE.findDataHolder(handStack)
@@ -53,8 +53,8 @@ class OpErase : SpellOperator {
             if (hexHolder?.hasHex() == true)
                 hexHolder.clearHex()
 
-            if (datumHolder != null && datumHolder.writeDatum(null, true))
+            if (datumHolder != null && datumHolder.writeIota(null, true))
-                datumHolder.writeDatum(null, false)
+                datumHolder.writeIota(null, false)
         }
     }
 }

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/spells/OpMakeBattery.kt

@@ -2,17 +2,13 @@ package at.petrak.hexcasting.common.casting.operators.spells
 
 import at.petrak.hexcasting.api.misc.ManaConstants
 import at.petrak.hexcasting.api.mod.HexItemTags
-import at.petrak.hexcasting.api.spell.getChecked
+import at.petrak.hexcasting.api.spell.*
-import at.petrak.hexcasting.api.spell.ParticleSpray
-import at.petrak.hexcasting.api.spell.RenderedSpell
-import at.petrak.hexcasting.api.spell.LegacySpellDatum
-import at.petrak.hexcasting.api.spell.SpellOperator
 import at.petrak.hexcasting.api.spell.casting.CastingContext
 import at.petrak.hexcasting.api.spell.mishaps.MishapBadItem
 import at.petrak.hexcasting.api.spell.mishaps.MishapBadOffhandItem
 import at.petrak.hexcasting.api.utils.extractMana
 import at.petrak.hexcasting.api.utils.isManaItem
-import at.petrak.hexcasting.common.items.magic.ItemManaHolder
+import at.petrak.hexcasting.common.items.magic.ItemMediaHolder
 import at.petrak.hexcasting.common.lib.HexItems
 import net.minecraft.world.entity.item.ItemEntity
 import net.minecraft.world.item.ItemStack
@@ -59,8 +55,10 @@ object OpMakeBattery : SpellOperator {
             )
         }
 
-        return Triple(Spell(entity),
+        return Triple(
-            ManaConstants.CRYSTAL_UNIT, listOf(ParticleSpray.burst(entity.position(), 0.5)))
+            Spell(entity),
+            ManaConstants.CRYSTAL_UNIT, listOf(ParticleSpray.burst(entity.position(), 0.5))
+        )
     }
 
     private data class Spell(val itemEntity: ItemEntity) : RenderedSpell {
@@ -72,7 +70,7 @@ object OpMakeBattery : SpellOperator {
                 if (manaAmt > 0) {
                     ctx.caster.setItemInHand(
                         hand,
-                        ItemManaHolder.withMana(ItemStack(HexItems.BATTERY), manaAmt, manaAmt)
+                        ItemMediaHolder.withMana(ItemStack(HexItems.BATTERY), manaAmt, manaAmt)
                     )
                 }
 

Common/src/main/java/at/petrak/hexcasting/common/casting/operators/spells/OpRecharge.kt

@@ -18,7 +18,7 @@ object OpRecharge : SpellOperator {
     ): Triple<RenderedSpell, Int, List<ParticleSpray>>? {
         val (handStack, hand) = ctx.getHeldItemToOperateOn {
             val mana = IXplatAbstractions.INSTANCE.findManaHolder(it)
-            mana != null && mana.canRecharge() && mana.mana /* doo doo da do doo */ < mana.maxMana
+            mana != null && mana.canRecharge() && mana.media /* doo doo da do doo */ < mana.maxMedia
         }
 
         val mana = IXplatAbstractions.INSTANCE.findManaHolder(handStack)
@@ -40,7 +40,7 @@ object OpRecharge : SpellOperator {
             )
         }
 
-        if (mana.mana >= mana.maxMana)
+        if (mana.media >= mana.maxMedia)
             return null
 
         return Triple(
@@ -54,19 +54,19 @@ object OpRecharge : SpellOperator {
         override fun cast(ctx: CastingContext) {
             val (handStack) = ctx.getHeldItemToOperateOn {
                 val mana = IXplatAbstractions.INSTANCE.findManaHolder(it)
-                mana != null && mana.canRecharge() && mana.mana < mana.maxMana
+                mana != null && mana.canRecharge() && mana.media < mana.maxMedia
             }
             val mana = IXplatAbstractions.INSTANCE.findManaHolder(handStack)
 
             if (mana != null && itemEntity.isAlive) {
                 val entityStack = itemEntity.item.copy()
 
-                val maxMana = mana.maxMana
+                val maxMana = mana.maxMedia
-                val existingMana = mana.mana
+                val existingMana = mana.media
 
                 val manaAmt = extractMana(entityStack, maxMana - existingMana)
 
-                mana.mana = manaAmt + existingMana
+                mana.media = manaAmt + existingMana
 
                 itemEntity.item = entityStack
                 if (entityStack.isEmpty)

Common/src/main/java/at/petrak/hexcasting/common/items/ItemAbacus.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.items;
 
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.spell.LegacySpellDatum;
 import at.petrak.hexcasting.api.utils.NBTHelper;
 import at.petrak.hexcasting.common.lib.HexSounds;
@@ -18,7 +18,7 @@ import org.jetbrains.annotations.Nullable;
 
 import java.util.List;
 
-public class ItemAbacus extends Item implements DataHolderItem {
+public class ItemAbacus extends Item implements IotaHolderItem {
     public static final String TAG_VALUE = "value";
 
     public ItemAbacus(Properties pProperties) {
@@ -26,7 +26,7 @@ public class ItemAbacus extends Item implements DataHolderItem {
     }
 
     @Override
-    public @Nullable CompoundTag readDatumTag(ItemStack stack) {
+    public @Nullable CompoundTag readIotaTag(ItemStack stack) {
         var datum = LegacySpellDatum.make(NBTHelper.getDouble(stack, TAG_VALUE));
         return datum.serializeToNBT();
     }
@@ -65,6 +65,6 @@ public class ItemAbacus extends Item implements DataHolderItem {
     @Override
     public void appendHoverText(ItemStack pStack, @Nullable Level pLevel, List<Component> pTooltipComponents,
         TooltipFlag pIsAdvanced) {
-        DataHolderItem.appendHoverText(this, pStack, pTooltipComponents, pIsAdvanced);
+        IotaHolderItem.appendHoverText(this, pStack, pTooltipComponents, pIsAdvanced);
     }
 }

Common/src/main/java/at/petrak/hexcasting/common/items/ItemFocus.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.items;
 
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.spell.LegacySpellDatum;
 import at.petrak.hexcasting.api.spell.Widget;
 import at.petrak.hexcasting.api.utils.NBTHelper;
@@ -17,7 +17,7 @@ import java.util.List;
 
 import static at.petrak.hexcasting.api.HexAPI.modLoc;
 
-public class ItemFocus extends Item implements DataHolderItem {
+public class ItemFocus extends Item implements IotaHolderItem {
     public static final ResourceLocation DATATYPE_PRED = modLoc("datatype");
     public static final ResourceLocation SEALED_PRED = modLoc("sealed");
 
@@ -29,7 +29,7 @@ public class ItemFocus extends Item implements DataHolderItem {
     }
 
     @Override
-    public @Nullable CompoundTag readDatumTag(ItemStack stack) {
+    public @Nullable CompoundTag readIotaTag(ItemStack stack) {
         return NBTHelper.getCompound(stack, TAG_DATA);
     }
 
@@ -39,7 +39,7 @@ public class ItemFocus extends Item implements DataHolderItem {
     }
 
     @Override
-    public @Nullable LegacySpellDatum<?> emptyDatum(ItemStack stack) {
+    public @Nullable LegacySpellDatum<?> emptyIota(ItemStack stack) {
         return LegacySpellDatum.make(Widget.NULL);
     }
 
@@ -61,6 +61,6 @@ public class ItemFocus extends Item implements DataHolderItem {
     @Override
     public void appendHoverText(ItemStack pStack, @Nullable Level pLevel, List<Component> pTooltipComponents,
         TooltipFlag pIsAdvanced) {
-        DataHolderItem.appendHoverText(this, pStack, pTooltipComponents, pIsAdvanced);
+        IotaHolderItem.appendHoverText(this, pStack, pTooltipComponents, pIsAdvanced);
     }
 }

Common/src/main/java/at/petrak/hexcasting/common/items/ItemScroll.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.items;
 
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.spell.DatumType;
 import at.petrak.hexcasting.api.spell.LegacySpellDatum;
 import at.petrak.hexcasting.api.spell.math.HexPattern;
@@ -36,7 +36,7 @@ import static at.petrak.hexcasting.api.HexAPI.modLoc;
  * <br>
  * TAG_OP_ID: invalid
  */
-public class ItemScroll extends Item implements DataHolderItem {
+public class ItemScroll extends Item implements IotaHolderItem {
     public static final String TAG_OP_ID = "op_id";
     public static final String TAG_PATTERN = "pattern";
     public static final ResourceLocation ANCIENT_PREDICATE = modLoc("ancient");
@@ -49,7 +49,7 @@ public class ItemScroll extends Item implements DataHolderItem {
     }
 
     @Override
-    public @Nullable CompoundTag readDatumTag(ItemStack stack) {
+    public @Nullable CompoundTag readIotaTag(ItemStack stack) {
         CompoundTag pattern = NBTHelper.getCompound(stack, TAG_PATTERN);
         if (pattern == null) {
             return null;

Common/src/main/java/at/petrak/hexcasting/common/items/ItemSlate.java

@@ -2,12 +2,12 @@ package at.petrak.hexcasting.common.items;
 
 import at.petrak.hexcasting.annotations.SoftImplement;
 import at.petrak.hexcasting.api.HexAPI;
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.spell.DatumType;
 import at.petrak.hexcasting.api.spell.LegacySpellDatum;
 import at.petrak.hexcasting.api.spell.math.HexPattern;
-import at.petrak.hexcasting.client.gui.PatternTooltipGreeble;
 import at.petrak.hexcasting.api.utils.NBTHelper;
+import at.petrak.hexcasting.client.gui.PatternTooltipGreeble;
 import at.petrak.hexcasting.common.blocks.circles.BlockEntitySlate;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.Tag;
@@ -27,7 +27,7 @@ import java.util.Optional;
 
 import static at.petrak.hexcasting.api.HexAPI.modLoc;
 
-public class ItemSlate extends BlockItem implements DataHolderItem {
+public class ItemSlate extends BlockItem implements IotaHolderItem {
     public static final ResourceLocation WRITTEN_PRED = modLoc("written");
 
     public ItemSlate(Block pBlock, Properties pProperties) {
@@ -51,19 +51,21 @@ public class ItemSlate extends BlockItem implements DataHolderItem {
 
     @SoftImplement("IForgeItem")
     public boolean onEntityItemUpdate(ItemStack stack, ItemEntity entity) {
-        if (!hasPattern(stack))
+        if (!hasPattern(stack)) {
             NBTHelper.remove(stack, "BlockEntityTag");
+        }
         return false;
     }
 
     @Override
     public void inventoryTick(ItemStack pStack, Level pLevel, Entity pEntity, int pSlotId, boolean pIsSelected) {
-        if (!hasPattern(pStack))
+        if (!hasPattern(pStack)) {
             NBTHelper.remove(pStack, "BlockEntityTag");
         }
+    }
 
     @Override
-    public @Nullable CompoundTag readDatumTag(ItemStack stack) {
+    public @Nullable CompoundTag readIotaTag(ItemStack stack) {
         var bet = NBTHelper.getCompound(stack, "BlockEntityTag");
 
         if (bet == null || !bet.contains(BlockEntitySlate.TAG_PATTERN, Tag.TAG_COMPOUND)) {
@@ -90,8 +92,9 @@ public class ItemSlate extends BlockItem implements DataHolderItem {
             if (datum == null) {
                 var beTag = NBTHelper.getOrCreateCompound(stack, "BlockEntityTag");
                 beTag.remove(BlockEntitySlate.TAG_PATTERN);
-                if (beTag.isEmpty())
+                if (beTag.isEmpty()) {
                     NBTHelper.remove(stack, "BlockEntityTag");
+                }
             } else if (datum.getPayload() instanceof HexPattern pat) {
                 var beTag = NBTHelper.getOrCreateCompound(stack, "BlockEntityTag");
                 beTag.put(BlockEntitySlate.TAG_PATTERN, pat.serializeToNBT());

Common/src/main/java/at/petrak/hexcasting/common/items/ItemSpellbook.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.items;
 
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.spell.LegacySpellDatum;
 import at.petrak.hexcasting.api.spell.Widget;
 import at.petrak.hexcasting.api.utils.NBTHelper;
@@ -21,7 +21,7 @@ import org.jetbrains.annotations.Nullable;
 import java.util.List;
 import java.util.stream.Stream;
 
-public class ItemSpellbook extends Item implements DataHolderItem {
+public class ItemSpellbook extends Item implements IotaHolderItem {
     public static String TAG_SELECTED_PAGE = "page_idx";
     // this is a CompoundTag of string numerical keys to SpellData
     // it is 1-indexed, so that 0/0 can be the special case of "it is empty"
@@ -86,7 +86,7 @@ public class ItemSpellbook extends Item implements DataHolderItem {
             }
         }
 
-        DataHolderItem.appendHoverText(this, stack, tooltip, isAdvanced);
+        IotaHolderItem.appendHoverText(this, stack, tooltip, isAdvanced);
 
         super.appendHoverText(stack, level, tooltip, isAdvanced);
     }
@@ -112,7 +112,7 @@ public class ItemSpellbook extends Item implements DataHolderItem {
     }
 
     @Override
-    public @Nullable CompoundTag readDatumTag(ItemStack stack) {
+    public @Nullable CompoundTag readIotaTag(ItemStack stack) {
         int idx = GetPage(stack, 1);
         var key = String.valueOf(idx);
         var tag = NBTHelper.getCompound(stack, TAG_PAGES);
@@ -124,7 +124,7 @@ public class ItemSpellbook extends Item implements DataHolderItem {
     }
 
     @Override
-    public @Nullable LegacySpellDatum<?> emptyDatum(ItemStack stack) {
+    public @Nullable LegacySpellDatum<?> emptyIota(ItemStack stack) {
         return LegacySpellDatum.make(Widget.NULL);
     }
 

Common/src/main/java/at/petrak/hexcasting/common/items/colorizer/ItemPrideColorizer.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.items.colorizer;
 
-import at.petrak.hexcasting.api.addldata.Colorizer;
+import at.petrak.hexcasting.api.addldata.ADColorizer;
 import at.petrak.hexcasting.api.item.ColorizerItem;
 import net.minecraft.Util;
 import net.minecraft.world.item.Item;
@@ -44,7 +44,7 @@ public class ItemPrideColorizer extends Item implements ColorizerItem {
 
     @Override
     public int color(ItemStack stack, UUID owner, float time, Vec3 position) {
-        return Colorizer.morphBetweenColors(getColors(), new Vec3(0.1, 0.1, 0.1), time / 20 / 20, position);
+        return ADColorizer.morphBetweenColors(getColors(), new Vec3(0.1, 0.1, 0.1), time / 20 / 20, position);
     }
 
     public int[] getColors() {

Common/src/main/java/at/petrak/hexcasting/common/items/colorizer/ItemUUIDColorizer.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.items.colorizer;
 
-import at.petrak.hexcasting.api.addldata.Colorizer;
+import at.petrak.hexcasting.api.addldata.ADColorizer;
 import at.petrak.hexcasting.api.item.ColorizerItem;
 import at.petrak.paucal.api.PaucalAPI;
 import net.minecraft.world.item.Item;
@@ -35,7 +35,7 @@ public class ItemUUIDColorizer extends Item implements ColorizerItem {
                     }
                 }
                 if (ok) {
-                    return Colorizer.morphBetweenColors(colors, new Vec3(0.1, 0.1, 0.1), time / 20 / 20, position);
+                    return ADColorizer.morphBetweenColors(colors, new Vec3(0.1, 0.1, 0.1), time / 20 / 20, position);
                 }
             }
         }

Common/src/main/java/at/petrak/hexcasting/common/items/magic/ItemCreativeUnlocker.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.items.magic;
 
-import at.petrak.hexcasting.api.item.ManaHolderItem;
+import at.petrak.hexcasting.api.item.MediaHolderItem;
 import at.petrak.hexcasting.api.misc.ManaConstants;
 import at.petrak.hexcasting.api.utils.NBTHelper;
 import at.petrak.hexcasting.common.lib.HexItems;
@@ -27,7 +27,7 @@ import java.util.Locale;
 
 import static at.petrak.hexcasting.api.HexAPI.modLoc;
 
-public class ItemCreativeUnlocker extends Item implements ManaHolderItem {
+public class ItemCreativeUnlocker extends Item implements MediaHolderItem {
 
     public static boolean isDebug(ItemStack stack) {
         return stack.is(HexItems.CREATIVE_UNLOCKER)
@@ -42,22 +42,22 @@ public class ItemCreativeUnlocker extends Item implements ManaHolderItem {
     }
 
     @Override
-    public int getMana(ItemStack stack) {
+    public int getMedia(ItemStack stack) {
         return Integer.MAX_VALUE;
     }
 
     @Override
-    public int getMaxMana(ItemStack stack) {
+    public int getMaxMedia(ItemStack stack) {
         return Integer.MAX_VALUE - 1;
     }
 
     @Override
-    public void setMana(ItemStack stack, int mana) {
+    public void setMedia(ItemStack stack, int media) {
         // NO-OP
     }
 
     @Override
-    public boolean manaProvider(ItemStack stack) {
+    public boolean canProvideMedia(ItemStack stack) {
         return true;
     }
 

Common/src/main/java/at/petrak/hexcasting/common/items/magic/ItemMediaBattery.java

@@ -9,16 +9,16 @@ import org.jetbrains.annotations.NotNull;
 
 import static at.petrak.hexcasting.api.HexAPI.modLoc;
 
-public class ItemManaBattery extends ItemManaHolder {
+public class ItemMediaBattery extends ItemMediaHolder {
     public static final ResourceLocation MANA_PREDICATE = modLoc("mana");
     public static final ResourceLocation MAX_MANA_PREDICATE = modLoc("max_mana");
 
-    public ItemManaBattery(Properties pProperties) {
+    public ItemMediaBattery(Properties pProperties) {
         super(pProperties);
     }
 
     @Override
-    public boolean manaProvider(ItemStack stack) {
+    public boolean canProvideMedia(ItemStack stack) {
         return true;
     }
 
@@ -40,7 +40,7 @@ public class ItemManaBattery extends ItemManaHolder {
             };
             for (int manamount : manamounts) {
                 var stack = new ItemStack(this);
-                items.add(ItemManaHolder.withMana(stack, manamount, manamount));
+                items.add(ItemMediaHolder.withMana(stack, manamount, manamount));
             }
         }
     }

Common/src/main/java/at/petrak/hexcasting/common/items/magic/ItemMediaHolder.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.items.magic;
 
-import at.petrak.hexcasting.api.item.ManaHolderItem;
+import at.petrak.hexcasting.api.item.MediaHolderItem;
 import at.petrak.hexcasting.api.utils.ManaHelper;
 import at.petrak.hexcasting.api.utils.NBTHelper;
 import net.minecraft.ChatFormatting;
@@ -15,17 +15,17 @@ import org.jetbrains.annotations.Nullable;
 
 import java.util.List;
 
-public abstract class ItemManaHolder extends Item implements ManaHolderItem {
+public abstract class ItemMediaHolder extends Item implements MediaHolderItem {
     public static final String TAG_MANA = "hexcasting:mana";
     public static final String TAG_MAX_MANA = "hexcasting:start_mana";
 
-    public ItemManaHolder(Properties pProperties) {
+    public ItemMediaHolder(Properties pProperties) {
         super(pProperties);
     }
 
     public static ItemStack withMana(ItemStack stack, int mana, int maxMana) {
         Item item = stack.getItem();
-        if (item instanceof ItemManaHolder) {
+        if (item instanceof ItemMediaHolder) {
             NBTHelper.putInt(stack, TAG_MANA, mana);
             NBTHelper.putInt(stack, TAG_MAX_MANA, maxMana);
         }
@@ -34,36 +34,36 @@ public abstract class ItemManaHolder extends Item implements ManaHolderItem {
     }
 
     @Override
-    public int getMana(ItemStack stack) {
+    public int getMedia(ItemStack stack) {
         return NBTHelper.getInt(stack, TAG_MANA);
     }
 
     @Override
-    public int getMaxMana(ItemStack stack) {
+    public int getMaxMedia(ItemStack stack) {
         return NBTHelper.getInt(stack, TAG_MAX_MANA);
     }
 
     @Override
-    public void setMana(ItemStack stack, int mana) {
+    public void setMedia(ItemStack stack, int media) {
-        NBTHelper.putInt(stack, TAG_MANA, Mth.clamp(mana, 0, getMaxMana(stack)));
+        NBTHelper.putInt(stack, TAG_MANA, Mth.clamp(media, 0, getMaxMedia(stack)));
     }
 
     @Override
     public boolean isBarVisible(ItemStack pStack) {
-        return getMaxMana(pStack) > 0;
+        return getMaxMedia(pStack) > 0;
     }
 
     @Override
     public int getBarColor(ItemStack pStack) {
-        var mana = getMana(pStack);
+        var mana = getMedia(pStack);
-        var maxMana = getMaxMana(pStack);
+        var maxMana = getMaxMedia(pStack);
         return ManaHelper.manaBarColor(mana, maxMana);
     }
 
     @Override
     public int getBarWidth(ItemStack pStack) {
-        var mana = getMana(pStack);
+        var mana = getMedia(pStack);
-        var maxMana = getMaxMana(pStack);
+        var maxMana = getMaxMedia(pStack);
         return ManaHelper.manaBarWidth(mana, maxMana);
     }
 
@@ -75,11 +75,11 @@ public abstract class ItemManaHolder extends Item implements ManaHolderItem {
     @Override
     public void appendHoverText(ItemStack pStack, @Nullable Level pLevel, List<Component> pTooltipComponents,
         TooltipFlag pIsAdvanced) {
-        if (pIsAdvanced.isAdvanced() && getMaxMana(pStack) > 0) {
+        if (pIsAdvanced.isAdvanced() && getMaxMedia(pStack) > 0) {
             pTooltipComponents.add(
                 new TranslatableComponent("item.hexcasting.manaholder.amount",
-                    String.format("%,d", getMana(pStack)),
+                    String.format("%,d", getMedia(pStack)),
-                    String.format("%,d", getMaxMana(pStack)),
+                    String.format("%,d", getMaxMedia(pStack)),
                     100f * getManaFullness(pStack)).withStyle(ChatFormatting.GRAY));
         }
 

Common/src/main/java/at/petrak/hexcasting/common/items/magic/ItemPackagedHex.java

@@ -32,7 +32,7 @@ import static at.petrak.hexcasting.api.HexAPI.modLoc;
 /**
  * Item that holds a list of patterns in it ready to be cast
  */
-public abstract class ItemPackagedHex extends ItemManaHolder implements HexHolderItem {
+public abstract class ItemPackagedHex extends ItemMediaHolder implements HexHolderItem {
     public static final String TAG_PATTERNS = "patterns";
     public static final ResourceLocation HAS_PATTERNS_PRED = modLoc("has_patterns");
 
@@ -48,7 +48,7 @@ public abstract class ItemPackagedHex extends ItemManaHolder implements HexHolde
     }
 
     @Override
-    public boolean manaProvider(ItemStack stack) {
+    public boolean canProvideMedia(ItemStack stack) {
         return false;
     }
 
@@ -116,7 +116,7 @@ public abstract class ItemPackagedHex extends ItemManaHolder implements HexHolde
         var harness = new CastingHarness(ctx);
         var info = harness.executeIotas(instrs, sPlayer.getLevel());
 
-        boolean broken = breakAfterDepletion() && getMana(stack) == 0;
+        boolean broken = breakAfterDepletion() && getMedia(stack) == 0;
 
         Stat<?> stat;
         if (broken) {

Common/src/main/java/at/petrak/hexcasting/common/lib/HexIotaTypes.java

@@ -6,6 +6,7 @@ import at.petrak.hexcasting.xplat.IXplatAbstractions;
 import net.minecraft.core.Registry;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.Tag;
+import net.minecraft.network.chat.Component;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerLevel;
 import org.jetbrains.annotations.ApiStatus;
@@ -26,6 +27,21 @@ public class HexIotaTypes {
         KEY_TYPE = HexAPI.MOD_ID + ":type",
         KEY_DATA = HexAPI.MOD_ID + ":data";
 
+    public static CompoundTag serialize(Iota iota) {
+        var type = iota.getType();
+        var typeId = REGISTRY.getKey(type);
+        if (typeId == null) {
+            throw new IllegalStateException(
+                "Tried to serialize an unregistered iota type. Iota: " + iota
+                    + " ; Type" + type.getClass().getTypeName());
+        }
+        var dataTag = iota.serialize();
+        var out = new CompoundTag();
+        out.putString(KEY_TYPE, typeId.toString());
+        out.put(KEY_DATA, dataTag);
+        return out;
+    }
+
     /**
      * This method attempts to find the type from the {@code type} key.
      * See {@link HexIotaTypes#getTypeFromTag} for the storage format.
@@ -69,6 +85,19 @@ public class HexIotaTypes {
         return type.deserialize(tag, world);
     }
 
+    @Nullable
+    public static Component getDisplay(CompoundTag tag) {
+        var type = getTypeFromTag(tag);
+        if (type == null) {
+            return null;
+        }
+        var dataKey = tag.get(KEY_DATA);
+        if (dataKey == null) {
+            return null;
+        }
+        return type.display(tag);
+    }
+
     @ApiStatus.Internal
     public static void registerTypes() {
         BiConsumer<IotaType<?>, ResourceLocation> r = (type, id) -> Registry.register(REGISTRY, id, type);

Common/src/main/java/at/petrak/hexcasting/common/lib/HexItems.java

@@ -64,8 +64,8 @@ public class HexItems {
 
     public static final ItemSlate SLATE = make("slate", new ItemSlate(HexBlocks.SLATE, props()));
 
-    public static final ItemManaBattery BATTERY = make("battery",
+    public static final ItemMediaBattery BATTERY = make("battery",
-        new ItemManaBattery(new Item.Properties().stacksTo(1)));
+        new ItemMediaBattery(new Item.Properties().stacksTo(1)));
 
     public static final EnumMap<DyeColor, ItemDyeColorizer> DYE_COLORIZERS = Util.make(() -> {
         var out = new EnumMap<DyeColor, ItemDyeColorizer>(DyeColor.class);

Common/src/main/java/at/petrak/hexcasting/common/network/MsgShiftScrollSyn.java

@@ -121,7 +121,7 @@ public record MsgShiftScrollSyn(InteractionHand hand, double scrollDelta, boolea
         sender.level.playSound(null, sender.getX(), sender.getY(), sender.getZ(),
             HexSounds.ABACUS, SoundSource.PLAYERS, 0.5f, pitch);
 
-        var datumTag = HexItems.ABACUS.readDatumTag(stack);
+        var datumTag = HexItems.ABACUS.readIotaTag(stack);
         if (datumTag != null) {
             var popup = LegacySpellDatum.displayFromNBT(datumTag);
             sender.displayClientMessage(

Common/src/main/java/at/petrak/hexcasting/common/recipe/SealFocusRecipe.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.recipe;
 
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.utils.NBTHelper;
 import at.petrak.hexcasting.common.items.ItemFocus;
 import at.petrak.hexcasting.common.lib.HexItems;
@@ -23,7 +23,7 @@ public class SealFocusRecipe extends ShapelessRecipe {
     private static ItemStack getSealedStack() {
         ItemStack output = new ItemStack(HexItems.FOCUS);
         NBTHelper.putBoolean(output, ItemFocus.TAG_SEALED, true);
-        NBTHelper.putString(output, DataHolderItem.TAG_OVERRIDE_VISUALLY, "any");
+        NBTHelper.putString(output, IotaHolderItem.TAG_OVERRIDE_VISUALLY, "any");
         return output;
     }
 

Common/src/main/java/at/petrak/hexcasting/common/recipe/SealSpellbookRecipe.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.common.recipe;
 
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.utils.NBTHelper;
 import at.petrak.hexcasting.common.items.ItemSpellbook;
 import at.petrak.hexcasting.common.lib.HexItems;
@@ -23,7 +23,7 @@ public class SealSpellbookRecipe extends ShapelessRecipe {
     private static ItemStack getSealedStack() {
         ItemStack output = new ItemStack(HexItems.SPELLBOOK);
         ItemSpellbook.SetSealed(output, true);
-        NBTHelper.putString(output, DataHolderItem.TAG_OVERRIDE_VISUALLY, "any");
+        NBTHelper.putString(output, IotaHolderItem.TAG_OVERRIDE_VISUALLY, "any");
         return output;
     }
 

Common/src/main/java/at/petrak/hexcasting/xplat/IXplatAbstractions.java

@@ -1,9 +1,9 @@
 package at.petrak.hexcasting.xplat;
 
 import at.petrak.hexcasting.api.HexAPI;
-import at.petrak.hexcasting.api.addldata.DataHolder;
+import at.petrak.hexcasting.api.addldata.ADHexHolder;
-import at.petrak.hexcasting.api.addldata.HexHolder;
+import at.petrak.hexcasting.api.addldata.ADIotaHolder;
-import at.petrak.hexcasting.api.addldata.ManaHolder;
+import at.petrak.hexcasting.api.addldata.ADMediaHolder;
 import at.petrak.hexcasting.api.misc.FrozenColorizer;
 import at.petrak.hexcasting.api.player.FlightAbility;
 import at.petrak.hexcasting.api.player.Sentinel;
@@ -96,13 +96,13 @@ public interface IXplatAbstractions {
     void clearCastingData(ServerPlayer player);
 
     @Nullable
-    ManaHolder findManaHolder(ItemStack stack);
+    ADMediaHolder findManaHolder(ItemStack stack);
 
     @Nullable
-    DataHolder findDataHolder(ItemStack stack);
+    ADIotaHolder findDataHolder(ItemStack stack);
 
     @Nullable
-    HexHolder findHexHolder(ItemStack stack);
+    ADHexHolder findHexHolder(ItemStack stack);
 
     // coooollooorrrs
 

Common/src/main/resources/assets/hexcasting/lang/en_us.json

@@ -136,7 +136,7 @@
   "hexcasting.spelldata.onitem": "Contains: %s",
   "hexcasting.spelldata.anything": "Anything",
   "hexcasting.spelldata.unknown": "Unknown data (this is a bug)",
-  "hexcasting.spelldata.entity.whoknows": "An Entity (this should only show up if this was stored before the 0.5.0 update, use Scribe's Reflection, Scribe's Gambit to fix)",
+  "hexcasting.spelldata.entity.whoknows": "An Unknown Entity",
   "hexcasting.spelldata.akashic.nopos": "The owning record does not know of any iota here (this is a bug)",
 
   "gui.hexcasting.spellcasting": "Hex Grid",

Fabric/src/main/java/at/petrak/hexcasting/fabric/cc/CCDataHolder.java

@@ -1,66 +0,0 @@
-package at.petrak.hexcasting.fabric.cc;
-
-import at.petrak.hexcasting.api.addldata.DataHolder;
-import at.petrak.hexcasting.api.item.DataHolderItem;
-import at.petrak.hexcasting.api.spell.LegacySpellDatum;
-import dev.onyxstudios.cca.api.v3.item.ItemComponent;
-import net.minecraft.nbt.CompoundTag;
-import net.minecraft.world.item.ItemStack;
-import org.jetbrains.annotations.Nullable;
-
-import java.util.function.Function;
-
-public abstract class CCDataHolder extends ItemComponent implements DataHolder {
-    public CCDataHolder(ItemStack stack) {
-        super(stack, HexCardinalComponents.DATA_HOLDER);
-    }
-
-    public static class ItemBased extends CCDataHolder {
-        private final DataHolderItem dataHolder;
-
-        public ItemBased(ItemStack stack) {
-            super(stack);
-            if (!(stack.getItem() instanceof DataHolderItem data)) {
-                throw new IllegalStateException("item is not a data holder: " + stack);
-            }
-            this.dataHolder = data;
-        }
-
-        @Override
-        public @Nullable CompoundTag readRawDatum() {
-            return this.dataHolder.readDatumTag(this.stack);
-        }
-
-        @Override
-        public boolean writeDatum(@Nullable LegacySpellDatum<?> datum, boolean simulate) {
-            var canWrite = this.dataHolder.canWrite(this.stack, datum);
-            if (!canWrite) {
-                return false;
-            }
-            if (!simulate) {
-                this.dataHolder.writeDatum(this.stack, datum);
-            }
-            return true;
-        }
-    }
-
-    public static class Static extends CCDataHolder {
-        private final Function<ItemStack, LegacySpellDatum<?>> provider;
-
-        public Static(ItemStack stack, Function<ItemStack, LegacySpellDatum<?>> provider) {
-            super(stack);
-            this.provider = provider;
-        }
-
-        @Override
-        public @Nullable CompoundTag readRawDatum() {
-            LegacySpellDatum<?> datum = this.provider.apply(this.stack);
-            return datum == null ? null : datum.serializeToNBT();
-        }
-
-        @Override
-        public boolean writeDatum(@Nullable LegacySpellDatum<?> datum, boolean simulate) {
-            return false;
-        }
-    }
-}

Fabric/src/main/java/at/petrak/hexcasting/fabric/cc/HexCardinalComponents.java

@@ -1,12 +1,17 @@
 package at.petrak.hexcasting.fabric.cc;
 
+import at.petrak.hexcasting.api.addldata.ADMediaHolder;
 import at.petrak.hexcasting.api.item.ColorizerItem;
-import at.petrak.hexcasting.api.item.DataHolderItem;
 import at.petrak.hexcasting.api.item.HexHolderItem;
-import at.petrak.hexcasting.api.item.ManaHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
+import at.petrak.hexcasting.api.item.MediaHolderItem;
 import at.petrak.hexcasting.api.mod.HexConfig;
-import at.petrak.hexcasting.api.spell.LegacySpellDatum;
+import at.petrak.hexcasting.api.spell.iota.DoubleIota;
 import at.petrak.hexcasting.common.lib.HexItems;
+import at.petrak.hexcasting.fabric.cc.adimpl.CCColorizer;
+import at.petrak.hexcasting.fabric.cc.adimpl.CCHexHolder;
+import at.petrak.hexcasting.fabric.cc.adimpl.CCIotaHolder;
+import at.petrak.hexcasting.fabric.cc.adimpl.CCMediaHolder;
 import dev.onyxstudios.cca.api.v3.component.ComponentKey;
 import dev.onyxstudios.cca.api.v3.component.ComponentRegistry;
 import dev.onyxstudios.cca.api.v3.entity.EntityComponentFactoryRegistry;
@@ -37,10 +42,10 @@ public class HexCardinalComponents implements EntityComponentInitializer, ItemCo
 
     public static final ComponentKey<CCColorizer> COLORIZER = ComponentRegistry.getOrCreate(modLoc("colorizer"),
         CCColorizer.class);
-    public static final ComponentKey<CCDataHolder> DATA_HOLDER = ComponentRegistry.getOrCreate(modLoc("data_holder"),
+    public static final ComponentKey<CCIotaHolder> DATA_HOLDER = ComponentRegistry.getOrCreate(modLoc("data_holder"),
-        CCDataHolder.class);
+        CCIotaHolder.class);
-    public static final ComponentKey<CCManaHolder> MANA_HOLDER = ComponentRegistry.getOrCreate(modLoc("mana_holder"),
+    public static final ComponentKey<CCMediaHolder> MEDIA_HOLDER = ComponentRegistry.getOrCreate(modLoc("mana_holder"),
-        CCManaHolder.class);
+        CCMediaHolder.class);
     public static final ComponentKey<CCHexHolder> HEX_HOLDER = ComponentRegistry.getOrCreate(modLoc("hex_holder"),
         CCHexHolder.class);
 
@@ -59,21 +64,21 @@ public class HexCardinalComponents implements EntityComponentInitializer, ItemCo
     public void registerItemComponentFactories(ItemComponentFactoryRegistry registry) {
         registry.register(i -> i instanceof ColorizerItem, COLORIZER, CCColorizer.ItemBased::new);
 
-        registry.register(i -> i instanceof DataHolderItem, DATA_HOLDER, CCDataHolder.ItemBased::new);
+        registry.register(i -> i instanceof IotaHolderItem, DATA_HOLDER, CCIotaHolder.ItemBased::new);
         // oh havoc, you think you're so funny
         // the worst part is you're /right/
-        registry.register(Items.PUMPKIN_PIE, DATA_HOLDER, stack -> new CCDataHolder.Static(stack,
+        registry.register(Items.PUMPKIN_PIE, DATA_HOLDER, stack ->
-            s -> LegacySpellDatum.make(Math.PI * s.getCount())));
+            new CCIotaHolder.Static(stack, s -> new DoubleIota(Math.PI * s.getCount())));
 
-        registry.register(i -> i instanceof ManaHolderItem, MANA_HOLDER, CCManaHolder.ItemBased::new);
+        registry.register(i -> i instanceof MediaHolderItem, MEDIA_HOLDER, CCMediaHolder.ItemBased::new);
-        registry.register(HexItems.AMETHYST_DUST, MANA_HOLDER, s -> new CCManaHolder.Static(
+        registry.register(HexItems.AMETHYST_DUST, MEDIA_HOLDER, s -> new CCMediaHolder.Static(
-            () -> HexConfig.common().dustManaAmount(), 30, s
+            () -> HexConfig.common().dustManaAmount(), ADMediaHolder.AMETHYST_DUST_PRIORITY, s
         ));
-        registry.register(Items.AMETHYST_SHARD, MANA_HOLDER, s -> new CCManaHolder.Static(
+        registry.register(Items.AMETHYST_SHARD, MEDIA_HOLDER, s -> new CCMediaHolder.Static(
-            () -> HexConfig.common().shardManaAmount(), 20, s
+            () -> HexConfig.common().shardManaAmount(), ADMediaHolder.AMETHYST_SHARD_PRIORITY, s
         ));
-        registry.register(HexItems.CHARGED_AMETHYST, MANA_HOLDER, s -> new CCManaHolder.Static(
+        registry.register(HexItems.CHARGED_AMETHYST, MEDIA_HOLDER, s -> new CCMediaHolder.Static(
-            () -> HexConfig.common().chargedCrystalManaAmount(), 10, s
+            () -> HexConfig.common().chargedCrystalManaAmount(), ADMediaHolder.CHARGED_AMETHYST_PRIORITY, s
         ));
 
         registry.register(i -> i instanceof HexHolderItem, HEX_HOLDER, CCHexHolder.ItemBased::new);

Fabric/src/main/java/at/petrak/hexcasting/fabric/cc/adimpl/CCColorizer.java

@@ -1,7 +1,8 @@
-package at.petrak.hexcasting.fabric.cc;
+package at.petrak.hexcasting.fabric.cc.adimpl;
 
-import at.petrak.hexcasting.api.addldata.Colorizer;
+import at.petrak.hexcasting.api.addldata.ADColorizer;
 import at.petrak.hexcasting.api.item.ColorizerItem;
+import at.petrak.hexcasting.fabric.cc.HexCardinalComponents;
 import dev.onyxstudios.cca.api.v3.item.ItemComponent;
 import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.phys.Vec3;
@@ -11,7 +12,7 @@ import java.util.UUID;
 /**
  * The colorizer itself
  */
-public abstract class CCColorizer extends ItemComponent implements Colorizer {
+public abstract class CCColorizer extends ItemComponent implements ADColorizer {
     public CCColorizer(ItemStack stack) {
         super(stack, HexCardinalComponents.COLORIZER);
     }

Fabric/src/main/java/at/petrak/hexcasting/fabric/cc/adimpl/CCHexHolder.java

@@ -1,8 +1,9 @@
-package at.petrak.hexcasting.fabric.cc;
+package at.petrak.hexcasting.fabric.cc.adimpl;
 
-import at.petrak.hexcasting.api.addldata.HexHolder;
+import at.petrak.hexcasting.api.addldata.ADHexHolder;
 import at.petrak.hexcasting.api.item.HexHolderItem;
 import at.petrak.hexcasting.api.spell.LegacySpellDatum;
+import at.petrak.hexcasting.fabric.cc.HexCardinalComponents;
 import dev.onyxstudios.cca.api.v3.item.ItemComponent;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.item.ItemStack;
@@ -10,7 +11,7 @@ import org.jetbrains.annotations.Nullable;
 
 import java.util.List;
 
-public abstract class CCHexHolder extends ItemComponent implements HexHolder {
+public abstract class CCHexHolder extends ItemComponent implements ADHexHolder {
     public CCHexHolder(ItemStack stack) {
         super(stack, HexCardinalComponents.HEX_HOLDER);
     }

Fabric/src/main/java/at/petrak/hexcasting/fabric/cc/adimpl/CCIotaHolder.java

@@ -0,0 +1,68 @@
+package at.petrak.hexcasting.fabric.cc.adimpl;
+
+import at.petrak.hexcasting.api.addldata.ADIotaHolder;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
+import at.petrak.hexcasting.api.spell.iota.Iota;
+import at.petrak.hexcasting.common.lib.HexIotaTypes;
+import at.petrak.hexcasting.fabric.cc.HexCardinalComponents;
+import dev.onyxstudios.cca.api.v3.item.ItemComponent;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.world.item.ItemStack;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.function.Function;
+
+public abstract class CCIotaHolder extends ItemComponent implements ADIotaHolder {
+    public CCIotaHolder(ItemStack stack) {
+        super(stack, HexCardinalComponents.DATA_HOLDER);
+    }
+
+    public static class ItemBased extends CCIotaHolder {
+        private final IotaHolderItem iotaHolder;
+
+        public ItemBased(ItemStack stack) {
+            super(stack);
+            if (!(stack.getItem() instanceof IotaHolderItem data)) {
+                throw new IllegalStateException("item is not a data holder: " + stack);
+            }
+            this.iotaHolder = data;
+        }
+
+        @Override
+        public @Nullable CompoundTag readIotaTag() {
+            return this.iotaHolder.readIotaTag(this.stack);
+        }
+
+        @Override
+        public boolean writeIota(@Nullable Iota iota, boolean simulate) {
+            var canWrite = this.iotaHolder.canWrite(this.stack, iota);
+            if (!canWrite) {
+                return false;
+            }
+            if (!simulate) {
+                this.iotaHolder.writeDatum(this.stack, iota);
+            }
+            return true;
+        }
+    }
+
+    public static class Static extends CCIotaHolder {
+        private final Function<ItemStack, Iota> provider;
+
+        public Static(ItemStack stack, Function<ItemStack, Iota> provider) {
+            super(stack);
+            this.provider = provider;
+        }
+
+        @Override
+        public @Nullable CompoundTag readIotaTag() {
+            var iota = this.provider.apply(this.stack);
+            return iota == null ? null : HexIotaTypes.serialize(iota);
+        }
+
+        @Override
+        public boolean writeIota(@Nullable Iota datum, boolean simulate) {
+            return false;
+        }
+    }
+}

Fabric/src/main/java/at/petrak/hexcasting/fabric/cc/adimpl/CCMediaHolder.java

@@ -1,56 +1,57 @@
-package at.petrak.hexcasting.fabric.cc;
+package at.petrak.hexcasting.fabric.cc.adimpl;
 
-import at.petrak.hexcasting.api.addldata.ManaHolder;
+import at.petrak.hexcasting.api.addldata.ADMediaHolder;
-import at.petrak.hexcasting.api.item.ManaHolderItem;
+import at.petrak.hexcasting.api.item.MediaHolderItem;
+import at.petrak.hexcasting.fabric.cc.HexCardinalComponents;
 import dev.onyxstudios.cca.api.v3.item.ItemComponent;
 import net.minecraft.world.item.ItemStack;
 
 import java.util.function.Supplier;
 
-public abstract class CCManaHolder extends ItemComponent implements ManaHolder {
+public abstract class CCMediaHolder extends ItemComponent implements ADMediaHolder {
-    public CCManaHolder(ItemStack stack) {
+    public CCMediaHolder(ItemStack stack) {
-        super(stack, HexCardinalComponents.MANA_HOLDER);
+        super(stack, HexCardinalComponents.MEDIA_HOLDER);
     }
 
-    public static class ItemBased extends CCManaHolder {
+    public static class ItemBased extends CCMediaHolder {
-        private final ManaHolderItem manaHolder;
+        private final MediaHolderItem mediaHolder;
 
         public ItemBased(ItemStack stack) {
             super(stack);
-            if (!(stack.getItem() instanceof ManaHolderItem mana)) {
+            if (!(stack.getItem() instanceof MediaHolderItem mana)) {
-                throw new IllegalStateException("item is not a mana holder: " + stack);
+                throw new IllegalStateException("item is not a media holder: " + stack);
             }
-            this.manaHolder = mana;
+            this.mediaHolder = mana;
         }
 
         @Override
-        public int getMana() {
+        public int getMedia() {
-            return this.manaHolder.getMana(this.stack);
+            return this.mediaHolder.getMedia(this.stack);
         }
 
         @Override
-        public int getMaxMana() {
+        public int getMaxMedia() {
-            return this.manaHolder.getMaxMana(this.stack);
+            return this.mediaHolder.getMaxMedia(this.stack);
         }
 
         @Override
-        public void setMana(int mana) {
+        public void setMedia(int media) {
-            this.manaHolder.setMana(this.stack, mana);
+            this.mediaHolder.setMedia(this.stack, media);
         }
 
         @Override
         public boolean canRecharge() {
-            return this.manaHolder.canRecharge(this.stack);
+            return this.mediaHolder.canRecharge(this.stack);
         }
 
         @Override
         public boolean canProvide() {
-            return this.manaHolder.manaProvider(this.stack);
+            return this.mediaHolder.canProvideMedia(this.stack);
         }
 
         @Override
         public int getConsumptionPriority() {
-            return 40;
+            return ADMediaHolder.BATTERY_PRIORITY;
         }
 
         @Override
@@ -59,12 +60,12 @@ public abstract class CCManaHolder extends ItemComponent implements ManaHolder {
         }
 
         @Override
-        public int withdrawMana(int cost, boolean simulate) {
+        public int withdrawMedia(int cost, boolean simulate) {
-            return this.manaHolder.withdrawMana(this.stack, cost, simulate);
+            return this.mediaHolder.withdrawMana(this.stack, cost, simulate);
         }
     }
 
-    public static class Static extends CCManaHolder {
+    public static class Static extends CCMediaHolder {
         private final Supplier<Integer> baseWorth;
         private final int consumptionPriority;
 
@@ -75,17 +76,17 @@ public abstract class CCManaHolder extends ItemComponent implements ManaHolder {
         }
 
         @Override
-        public int getMana() {
+        public int getMedia() {
             return baseWorth.get() * stack.getCount();
         }
 
         @Override
-        public int getMaxMana() {
+        public int getMaxMedia() {
-            return getMana();
+            return getMedia();
         }
 
         @Override
-        public void setMana(int mana) {
+        public void setMedia(int media) {
             // NO-OP
         }
 
@@ -110,7 +111,7 @@ public abstract class CCManaHolder extends ItemComponent implements ManaHolder {
         }
 
         @Override
-        public int withdrawMana(int cost, boolean simulate) {
+        public int withdrawMedia(int cost, boolean simulate) {
             int worth = baseWorth.get();
             if (cost < 0) {
                 cost = worth * stack.getCount();

Fabric/src/main/java/at/petrak/hexcasting/fabric/cc/package-info.java

@@ -0,0 +1,8 @@
+/**
+ * Some Cardinal Components in the mod are substitutes for Forge's ability to store arbitrary data on an entity;
+ * some are implementations of the Additional Data abstraction.
+ * <p>
+ * In the root of this folder are the substitutes for entitydata;
+ * in the {@link at.petrak.hexcasting.fabric.cc.adimpl adimpl} folder are the implementations of additional datas.
+ */
+package at.petrak.hexcasting.fabric.cc;

Fabric/src/main/java/at/petrak/hexcasting/fabric/recipe/FabricUnsealedIngredient.java

@@ -1,6 +1,6 @@
 package at.petrak.hexcasting.fabric.recipe;
 
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.utils.NBTHelper;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
@@ -30,7 +30,7 @@ public class FabricUnsealedIngredient extends BaseCustomIngredient {
             .filter((it) -> it != DatumType.EMPTY && it != DatumType.OTHER)
             .map((type) -> {
                 ItemStack newStack = stack.copy();
-                NBTHelper.putString(newStack, DataHolderItem.TAG_OVERRIDE_VISUALLY, SpellDatum.tagForType(type));
+                NBTHelper.putString(newStack, IotaHolderItem.TAG_OVERRIDE_VISUALLY, SpellDatum.tagForType(type));
                 return new Ingredient.ItemValue(newStack);
             }));
         this.stack = stack;

Fabric/src/main/java/at/petrak/hexcasting/fabric/xplat/FabricXplatImpl.java

@@ -1,9 +1,9 @@
 package at.petrak.hexcasting.fabric.xplat;
 
 import at.petrak.hexcasting.api.HexAPI;
-import at.petrak.hexcasting.api.addldata.DataHolder;
+import at.petrak.hexcasting.api.addldata.ADHexHolder;
-import at.petrak.hexcasting.api.addldata.HexHolder;
+import at.petrak.hexcasting.api.addldata.ADIotaHolder;
-import at.petrak.hexcasting.api.addldata.ManaHolder;
+import at.petrak.hexcasting.api.addldata.ADMediaHolder;
 import at.petrak.hexcasting.api.misc.FrozenColorizer;
 import at.petrak.hexcasting.api.mod.HexConfig;
 import at.petrak.hexcasting.api.mod.HexItemTags;
@@ -213,21 +213,21 @@ public class FabricXplatImpl implements IXplatAbstractions {
 
     @Override
     public @Nullable
-    ManaHolder findManaHolder(ItemStack stack) {
+    ADMediaHolder findManaHolder(ItemStack stack) {
-        var cc = HexCardinalComponents.MANA_HOLDER.maybeGet(stack);
+        var cc = HexCardinalComponents.MEDIA_HOLDER.maybeGet(stack);
         return cc.orElse(null);
     }
 
     @Override
     public @Nullable
-    DataHolder findDataHolder(ItemStack stack) {
+    ADIotaHolder findDataHolder(ItemStack stack) {
         var cc = HexCardinalComponents.DATA_HOLDER.maybeGet(stack);
         return cc.orElse(null);
     }
 
     @Override
     public @Nullable
-    HexHolder findHexHolder(ItemStack stack) {
+    ADHexHolder findHexHolder(ItemStack stack) {
         var cc = HexCardinalComponents.HEX_HOLDER.maybeGet(stack);
         return cc.orElse(null);
     }

Forge/src/main/java/at/petrak/hexcasting/forge/cap/ForgeCapabilityHandler.java

@@ -1,16 +1,18 @@
 package at.petrak.hexcasting.forge.cap;
 
-import at.petrak.hexcasting.api.addldata.Colorizer;
+import at.petrak.hexcasting.api.addldata.ADColorizer;
-import at.petrak.hexcasting.api.addldata.DataHolder;
+import at.petrak.hexcasting.api.addldata.ADHexHolder;
-import at.petrak.hexcasting.api.addldata.HexHolder;
+import at.petrak.hexcasting.api.addldata.ADIotaHolder;
-import at.petrak.hexcasting.api.addldata.ManaHolder;
+import at.petrak.hexcasting.api.addldata.ADMediaHolder;
 import at.petrak.hexcasting.api.block.circle.BlockEntityAbstractImpetus;
 import at.petrak.hexcasting.api.item.ColorizerItem;
-import at.petrak.hexcasting.api.item.DataHolderItem;
 import at.petrak.hexcasting.api.item.HexHolderItem;
-import at.petrak.hexcasting.api.item.ManaHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
+import at.petrak.hexcasting.api.item.MediaHolderItem;
 import at.petrak.hexcasting.api.mod.HexConfig;
-import at.petrak.hexcasting.api.spell.LegacySpellDatum;
+import at.petrak.hexcasting.api.spell.iota.DoubleIota;
+import at.petrak.hexcasting.api.spell.iota.Iota;
+import at.petrak.hexcasting.common.lib.HexIotaTypes;
 import at.petrak.hexcasting.common.lib.HexItems;
 import net.minecraft.core.Direction;
 import net.minecraft.nbt.CompoundTag;
@@ -36,69 +38,100 @@ import java.util.function.BooleanSupplier;
 import java.util.function.Function;
 import java.util.function.Supplier;
 
-public class ForgeCapabilityHandler {
+import static at.petrak.hexcasting.api.HexAPI.modLoc;
-    private static final ResourceLocation DATA_HOLDER_CAPABILITY = new ResourceLocation("hexcasting", "data_holder");
-    private static final ResourceLocation DATA_ITEM_CAPABILITY = new ResourceLocation("hexcasting", "data_item");
-    private static final ResourceLocation MANA_HOLDER_CAPABILITY = new ResourceLocation("hexcasting", "mana_holder");
-    private static final ResourceLocation MANA_ITEM_CAPABILITY = new ResourceLocation("hexcasting", "mana_item");
-    private static final ResourceLocation SPELL_HOLDER_CAPABILITY = new ResourceLocation("hexcasting", "spell_item");
-    private static final ResourceLocation COLORIZER_CAPABILITY = new ResourceLocation("hexcasting", "colorizer");
 
-    private static final ResourceLocation IMPETUS_HANDLER = new ResourceLocation("hexcasting", "impetus_items");
+public class ForgeCapabilityHandler {
+    /**
+     * Items that store an iota to their tag.
+     */
+    public static final ResourceLocation IOTA_STORAGE_CAP = modLoc("data_holder");
+    /**
+     * Items that intrinsically store an iota.
+     */
+    public static final ResourceLocation IOTA_STATIC_CAP = modLoc("data_item");
+    /**
+     * Items that store a variable amount of media to their tag.
+     */
+    public static final ResourceLocation MEDIA_STORAGE_CAP = modLoc("mana_holder");
+    /**
+     * Items that statically provide media.
+     */
+    public static final ResourceLocation MEDIA_STATIC_CAP = modLoc("mana_item");
+    /**
+     * Items that store a packaged Hex.
+     */
+    public static final ResourceLocation HEX_HOLDER_CAP = modLoc("spell_item");
+    /**
+     * Items that work as pigments.
+     */
+    public static final ResourceLocation PIGMENT_CAP = modLoc("colorizer");
+
+    private static final ResourceLocation IMPETUS_HANDLER = modLoc("impetus_items");
 
     public static void registerCaps(RegisterCapabilitiesEvent evt) {
-        evt.register(ManaHolder.class);
+        evt.register(ADMediaHolder.class);
-        evt.register(DataHolder.class);
+        evt.register(ADIotaHolder.class);
-        evt.register(HexHolder.class);
+        evt.register(ADHexHolder.class);
-        evt.register(Colorizer.class);
+        evt.register(ADColorizer.class);
     }
 
     public static void attachItemCaps(AttachCapabilitiesEvent<ItemStack> evt) {
         ItemStack stack = evt.getObject();
-        if (stack.getItem() instanceof ManaHolderItem holder)
-            evt.addCapability(MANA_HOLDER_CAPABILITY, provide(stack, HexCapabilities.MANA,
-                    () -> new ItemBasedManaHolder(holder, stack)));
-        else if (stack.is(HexItems.AMETHYST_DUST))
-            evt.addCapability(MANA_ITEM_CAPABILITY, provide(stack, HexCapabilities.MANA,
-                    () -> new StaticManaHolder(HexConfig.common()::dustManaAmount, 3, stack)));
-        else if (stack.is(Items.AMETHYST_SHARD))
-            evt.addCapability(MANA_ITEM_CAPABILITY, provide(stack, HexCapabilities.MANA,
-                    () -> new StaticManaHolder(HexConfig.common()::shardManaAmount, 2, stack)));
-        else if (stack.is(HexItems.CHARGED_AMETHYST))
-            evt.addCapability(MANA_ITEM_CAPABILITY, provide(stack, HexCapabilities.MANA,
-                    () -> new StaticManaHolder(HexConfig.common()::chargedCrystalManaAmount, 1, stack)));
 
-        if (stack.getItem() instanceof DataHolderItem holder)
+        if (stack.getItem() instanceof MediaHolderItem holder) {
-            evt.addCapability(DATA_HOLDER_CAPABILITY, provide(stack, HexCapabilities.DATUM,
+            evt.addCapability(MEDIA_STORAGE_CAP,
-                    () -> new ItemBasedDataHolder(holder, stack)));
+                provide(stack, HexCapabilities.MANA, () -> new ItemBasedManaHolder(holder, stack)));
-        else if (stack.is(Items.PUMPKIN_PIE)) // haha yes
+        } else if (stack.is(HexItems.AMETHYST_DUST)) {
-            evt.addCapability(DATA_ITEM_CAPABILITY, provide(stack, HexCapabilities.DATUM,
+            evt.addCapability(MEDIA_STATIC_CAP, provide(stack, HexCapabilities.MANA, () ->
-                    () -> new StaticDatumHolder((s) -> LegacySpellDatum.make(Math.PI * s.getCount()), stack)));
+                new StaticManaHolder(HexConfig.common()::dustManaAmount, ADMediaHolder.AMETHYST_DUST_PRIORITY, stack)));
+        } else if (stack.is(Items.AMETHYST_SHARD)) {
+            evt.addCapability(MEDIA_STATIC_CAP, provide(stack, HexCapabilities.MANA, () -> new StaticManaHolder(
+                HexConfig.common()::shardManaAmount, ADMediaHolder.AMETHYST_SHARD_PRIORITY, stack)));
+        } else if (stack.is(HexItems.CHARGED_AMETHYST)) {
+            evt.addCapability(MEDIA_STATIC_CAP,
+                provide(stack, HexCapabilities.MANA, () -> new StaticManaHolder(
+                    HexConfig.common()::chargedCrystalManaAmount, ADMediaHolder.CHARGED_AMETHYST_PRIORITY, stack)));
+        }
 
-        if (stack.getItem() instanceof HexHolderItem holder)
+        if (stack.getItem() instanceof IotaHolderItem holder) {
-            evt.addCapability(SPELL_HOLDER_CAPABILITY, provide(stack, HexCapabilities.STORED_HEX,
+            evt.addCapability(IOTA_STORAGE_CAP,
-                    () -> new ItemBasedHexHolder(holder, stack)));
+                provide(stack, HexCapabilities.DATUM, () -> new ItemBasedDataHolder(holder, stack)));
+        } else if (stack.is(Items.PUMPKIN_PIE)) {
+            // haha yes
+            evt.addCapability(IOTA_STATIC_CAP, provide(stack, HexCapabilities.DATUM, () ->
+                new StaticDatumHolder((s) -> new DoubleIota(Math.PI * s.getCount()), stack)));
+        }
 
-        if (stack.getItem() instanceof ColorizerItem colorizer)
+        if (stack.getItem() instanceof HexHolderItem holder) {
-            evt.addCapability(COLORIZER_CAPABILITY, provide(stack, HexCapabilities.COLOR,
+            evt.addCapability(HEX_HOLDER_CAP,
-                    () -> new ItemBasedColorizer(colorizer, stack)));
+                provide(stack, HexCapabilities.STORED_HEX, () -> new ItemBasedHexHolder(holder, stack)));
+        }
+
+        if (stack.getItem() instanceof ColorizerItem colorizer) {
+            evt.addCapability(PIGMENT_CAP,
+                provide(stack, HexCapabilities.COLOR, () -> new ItemBasedColorizer(colorizer, stack)));
+        }
     }
 
     public static void attachBlockEntityCaps(AttachCapabilitiesEvent<BlockEntity> evt) {
-        if (evt.getObject() instanceof BlockEntityAbstractImpetus impetus)
+        if (evt.getObject() instanceof BlockEntityAbstractImpetus impetus) {
             evt.addCapability(IMPETUS_HANDLER, provide(impetus, CapabilityItemHandler.ITEM_HANDLER_CAPABILITY,
                 () -> new ForgeImpetusCapability(impetus)));
         }
+    }
 
-    private static <CAP> SimpleProvider<CAP> provide(BlockEntity be, Capability<CAP> capability, NonNullSupplier<CAP> supplier) {
+    private static <CAP> SimpleProvider<CAP> provide(BlockEntity be, Capability<CAP> capability,
+        NonNullSupplier<CAP> supplier) {
         return provide(be::isRemoved, capability, supplier);
     }
 
-    private static <CAP> SimpleProvider<CAP> provide(ItemStack stack, Capability<CAP> capability, NonNullSupplier<CAP> supplier) {
+    private static <CAP> SimpleProvider<CAP> provide(ItemStack stack, Capability<CAP> capability,
+        NonNullSupplier<CAP> supplier) {
         return provide(stack::isEmpty, capability, supplier);
     }
 
-    private static <CAP> SimpleProvider<CAP> provide(BooleanSupplier invalidated, Capability<CAP> capability, NonNullSupplier<CAP> supplier) {
+    private static <CAP> SimpleProvider<CAP> provide(BooleanSupplier invalidated, Capability<CAP> capability,
+        NonNullSupplier<CAP> supplier) {
         return new SimpleProvider<>(invalidated, capability, LazyOptional.of(supplier));
     }
 
@@ -109,8 +142,9 @@ public class ForgeCapabilityHandler {
         @NotNull
         @Override
         public <T> LazyOptional<T> getCapability(@NotNull Capability<T> cap, @Nullable Direction side) {
-            if (invalidated.getAsBoolean())
+            if (invalidated.getAsBoolean()) {
                 return LazyOptional.empty();
+            }
 
             return cap == capability ? instance.cast() : LazyOptional.empty();
         }
@@ -118,19 +152,19 @@ public class ForgeCapabilityHandler {
 
     private record StaticManaHolder(Supplier<Integer> baseWorth,
                                     int consumptionPriority,
-                                    ItemStack stack) implements ManaHolder {
+                                    ItemStack stack) implements ADMediaHolder {
         @Override
-        public int getMana() {
+        public int getMedia() {
             return baseWorth.get() * stack.getCount();
         }
 
         @Override
-        public int getMaxMana() {
+        public int getMaxMedia() {
-            return getMana();
+            return getMedia();
         }
 
         @Override
-        public void setMana(int mana) {
+        public void setMedia(int media) {
             // NO-OP
         }
 
@@ -155,7 +189,7 @@ public class ForgeCapabilityHandler {
         }
 
         @Override
-        public int withdrawMana(int cost, boolean simulate) {
+        public int withdrawMedia(int cost, boolean simulate) {
             int worth = baseWorth.get();
             if (cost < 0) {
                 cost = worth * stack.getCount();
@@ -169,22 +203,22 @@ public class ForgeCapabilityHandler {
         }
     }
 
-    private record ItemBasedManaHolder(ManaHolderItem holder,
+    private record ItemBasedManaHolder(MediaHolderItem holder,
-                                       ItemStack stack) implements ManaHolder {
+                                       ItemStack stack) implements ADMediaHolder {
 
         @Override
-        public int getMana() {
+        public int getMedia() {
-            return holder.getMana(stack);
+            return holder.getMedia(stack);
         }
 
         @Override
-        public int getMaxMana() {
+        public int getMaxMedia() {
-            return holder.getMaxMana(stack);
+            return holder.getMaxMedia(stack);
         }
 
         @Override
-        public void setMana(int mana) {
+        public void setMedia(int media) {
-            holder.setMana(stack, mana);
+            holder.setMedia(stack, media);
         }
 
         @Override
@@ -194,7 +228,7 @@ public class ForgeCapabilityHandler {
 
         @Override
         public boolean canProvide() {
-            return holder.manaProvider(stack);
+            return holder.canProvideMedia(stack);
         }
 
         @Override
@@ -208,68 +242,68 @@ public class ForgeCapabilityHandler {
         }
 
         @Override
-        public int withdrawMana(int cost, boolean simulate) {
+        public int withdrawMedia(int cost, boolean simulate) {
             return holder.withdrawMana(stack, cost, simulate);
         }
     }
 
-    private record StaticDatumHolder(Function<ItemStack, LegacySpellDatum<?>> provider,
+    private record StaticDatumHolder(Function<ItemStack, Iota> provider,
-                                     ItemStack stack) implements DataHolder {
+                                     ItemStack stack) implements ADIotaHolder {
 
         @Override
         public @Nullable
-        CompoundTag readRawDatum() {
+        CompoundTag readIotaTag() {
-            LegacySpellDatum<?> datum = provider.apply(stack);
+            var iota = provider.apply(stack);
-            return datum == null ? null : datum.serializeToNBT();
+            return iota == null ? null : HexIotaTypes.serialize(iota);
         }
 
         @Override
         public @Nullable
-        LegacySpellDatum<?> readDatum(ServerLevel world) {
+        Iota readIota(ServerLevel world) {
             return provider.apply(stack);
         }
 
         @Override
-        public boolean writeDatum(@Nullable LegacySpellDatum<?> datum, boolean simulate) {
+        public boolean writeIota(@Nullable Iota iota, boolean simulate) {
             return false;
         }
     }
 
-    private record ItemBasedDataHolder(DataHolderItem holder,
+    private record ItemBasedDataHolder(IotaHolderItem holder,
-                                       ItemStack stack) implements DataHolder {
+                                       ItemStack stack) implements ADIotaHolder {
 
         @Override
         public @Nullable
-        CompoundTag readRawDatum() {
+        CompoundTag readIotaTag() {
-            return holder.readDatumTag(stack);
+            return holder.readIotaTag(stack);
         }
 
         @Override
         public @Nullable
-        LegacySpellDatum<?> readDatum(ServerLevel world) {
+        Iota readIota(ServerLevel world) {
-            return holder.readDatum(stack, world);
+            return holder.readIota(stack, world);
         }
 
         @Override
         public @Nullable
-        LegacySpellDatum<?> emptyDatum() {
+        Iota emptyIota() {
-            return holder.emptyDatum(stack);
+            return holder.emptyIota(stack);
         }
 
         @Override
-        public boolean writeDatum(@Nullable LegacySpellDatum<?> datum, boolean simulate) {
+        public boolean writeIota(@Nullable Iota iota, boolean simulate) {
-            if (!holder.canWrite(stack, datum)) {
+            if (!holder.canWrite(stack, iota)) {
                 return false;
             }
             if (!simulate) {
-                holder.writeDatum(stack, datum);
+                holder.writeDatum(stack, iota);
             }
             return true;
         }
     }
 
     private record ItemBasedHexHolder(HexHolderItem holder,
-                                      ItemStack stack) implements HexHolder {
+                                      ItemStack stack) implements ADHexHolder {
 
         @Override
         public boolean canDrawManaFromInventory() {
@@ -282,12 +316,12 @@ public class ForgeCapabilityHandler {
         }
 
         @Override
-        public @Nullable List<LegacySpellDatum<?>> getHex(ServerLevel level) {
+        public @Nullable List<Iota> getHex(ServerLevel level) {
             return holder.getHex(stack, level);
         }
 
         @Override
-        public void writeHex(List<LegacySpellDatum<?>> patterns, int mana) {
+        public void writeHex(List<Iota> patterns, int mana) {
             holder.writeHex(stack, patterns, mana);
         }
 
@@ -298,7 +332,7 @@ public class ForgeCapabilityHandler {
     }
 
     private record ItemBasedColorizer(ColorizerItem holder,
-                                      ItemStack stack) implements Colorizer {
+                                      ItemStack stack) implements ADColorizer {
         @Override
         public int color(UUID owner, float time, Vec3 position) {
             return holder.color(stack, owner, time, position);

Forge/src/main/java/at/petrak/hexcasting/forge/cap/HexCapabilities.java

@@ -1,21 +1,21 @@
 package at.petrak.hexcasting.forge.cap;
 
-import at.petrak.hexcasting.api.addldata.Colorizer;
+import at.petrak.hexcasting.api.addldata.ADColorizer;
-import at.petrak.hexcasting.api.addldata.DataHolder;
+import at.petrak.hexcasting.api.addldata.ADHexHolder;
-import at.petrak.hexcasting.api.addldata.HexHolder;
+import at.petrak.hexcasting.api.addldata.ADIotaHolder;
-import at.petrak.hexcasting.api.addldata.ManaHolder;
+import at.petrak.hexcasting.api.addldata.ADMediaHolder;
 import net.minecraftforge.common.capabilities.Capability;
 import net.minecraftforge.common.capabilities.CapabilityManager;
 import net.minecraftforge.common.capabilities.CapabilityToken;
 
 public final class HexCapabilities {
 
-    public static final Capability<ManaHolder> MANA = CapabilityManager.get(new CapabilityToken<>() {
+    public static final Capability<ADMediaHolder> MANA = CapabilityManager.get(new CapabilityToken<>() {
     });
-    public static final Capability<DataHolder> DATUM = CapabilityManager.get(new CapabilityToken<>() {
+    public static final Capability<ADIotaHolder> DATUM = CapabilityManager.get(new CapabilityToken<>() {
     });
-    public static final Capability<HexHolder> STORED_HEX = CapabilityManager.get(new CapabilityToken<>() {
+    public static final Capability<ADHexHolder> STORED_HEX = CapabilityManager.get(new CapabilityToken<>() {
     });
-    public static final Capability<Colorizer> COLOR = CapabilityManager.get(new CapabilityToken<>() {
+    public static final Capability<ADColorizer> COLOR = CapabilityManager.get(new CapabilityToken<>() {
     });
 }

Forge/src/main/java/at/petrak/hexcasting/forge/datagen/xplat/HexItemModels.java

@@ -6,7 +6,7 @@ import at.petrak.hexcasting.common.items.ItemScroll;
 import at.petrak.hexcasting.common.items.ItemSlate;
 import at.petrak.hexcasting.common.items.ItemWand;
 import at.petrak.hexcasting.common.items.colorizer.ItemPrideColorizer;
-import at.petrak.hexcasting.common.items.magic.ItemManaBattery;
+import at.petrak.hexcasting.common.items.magic.ItemMediaBattery;
 import at.petrak.hexcasting.common.items.magic.ItemPackagedHex;
 import at.petrak.hexcasting.common.lib.HexBlocks;
 import at.petrak.hexcasting.common.lib.HexItems;
@@ -122,8 +122,8 @@ public class HexItemModels extends PaucalItemModelProvider {
 
                 float fillProp = (float) fill / maxFill;
                 getBuilder(HexItems.BATTERY.getRegistryName().getPath()).override()
-                    .predicate(ItemManaBattery.MANA_PREDICATE, fillProp)
+                    .predicate(ItemMediaBattery.MANA_PREDICATE, fillProp)
-                    .predicate(ItemManaBattery.MAX_MANA_PREDICATE, size)
+                    .predicate(ItemMediaBattery.MAX_MANA_PREDICATE, size)
                     .model(new ModelFile.UncheckedModelFile(modLoc("item/" + name)))
                     .end();
             }

Forge/src/main/java/at/petrak/hexcasting/forge/recipe/ForgeUnsealedIngredient.java

@@ -1,7 +1,7 @@
 package at.petrak.hexcasting.forge.recipe;
 
-import at.petrak.hexcasting.api.addldata.DataHolder;
+import at.petrak.hexcasting.api.addldata.ADIotaHolder;
-import at.petrak.hexcasting.api.item.DataHolderItem;
+import at.petrak.hexcasting.api.item.IotaHolderItem;
 import at.petrak.hexcasting.api.spell.DatumType;
 import at.petrak.hexcasting.api.spell.LegacySpellDatum;
 import at.petrak.hexcasting.api.spell.Widget;
@@ -30,7 +30,7 @@ public class ForgeUnsealedIngredient extends AbstractIngredient {
             .filter((it) -> it != DatumType.EMPTY && it != DatumType.OTHER)
             .map((type) -> {
                 ItemStack newStack = stack.copy();
-                NBTHelper.putString(newStack, DataHolderItem.TAG_OVERRIDE_VISUALLY, LegacySpellDatum.tagForType(type));
+                NBTHelper.putString(newStack, IotaHolderItem.TAG_OVERRIDE_VISUALLY, LegacySpellDatum.tagForType(type));
                 return new Ingredient.ItemValue(newStack);
             }));
         this.stack = stack;
@@ -49,9 +49,9 @@ public class ForgeUnsealedIngredient extends AbstractIngredient {
             return false;
         }
         if (this.stack.getItem() == input.getItem() && this.stack.getDamageValue() == input.getDamageValue()) {
-            DataHolder holder = IXplatAbstractions.INSTANCE.findDataHolder(this.stack);
+            ADIotaHolder holder = IXplatAbstractions.INSTANCE.findDataHolder(this.stack);
             if (holder != null) {
-                return holder.readRawDatum() != null && holder.writeDatum(LegacySpellDatum.make(Widget.NULL), true);
+                return holder.readIotaTag() != null && holder.writeIota(LegacySpellDatum.make(Widget.NULL), true);
             }
         }
 

Forge/src/main/java/at/petrak/hexcasting/forge/xplat/ForgeXplatImpl.java

@@ -1,10 +1,10 @@
 package at.petrak.hexcasting.forge.xplat;
 
 import at.petrak.hexcasting.api.HexAPI;
-import at.petrak.hexcasting.api.addldata.Colorizer;
+import at.petrak.hexcasting.api.addldata.ADColorizer;
-import at.petrak.hexcasting.api.addldata.DataHolder;
+import at.petrak.hexcasting.api.addldata.ADHexHolder;
-import at.petrak.hexcasting.api.addldata.HexHolder;
+import at.petrak.hexcasting.api.addldata.ADIotaHolder;
-import at.petrak.hexcasting.api.addldata.ManaHolder;
+import at.petrak.hexcasting.api.addldata.ADMediaHolder;
 import at.petrak.hexcasting.api.misc.FrozenColorizer;
 import at.petrak.hexcasting.api.mod.HexItemTags;
 import at.petrak.hexcasting.api.player.FlightAbility;
@@ -253,21 +253,21 @@ public class ForgeXplatImpl implements IXplatAbstractions {
 
     @Override
     public @Nullable
-    ManaHolder findManaHolder(ItemStack stack) {
+    ADMediaHolder findManaHolder(ItemStack stack) {
         var maybeCap = stack.getCapability(HexCapabilities.MANA).resolve();
         return maybeCap.orElse(null);
     }
 
     @Override
     public @Nullable
-    DataHolder findDataHolder(ItemStack stack) {
+    ADIotaHolder findDataHolder(ItemStack stack) {
         var maybeCap = stack.getCapability(HexCapabilities.DATUM).resolve();
         return maybeCap.orElse(null);
     }
 
     @Override
     public @Nullable
-    HexHolder findHexHolder(ItemStack stack) {
+    ADHexHolder findHexHolder(ItemStack stack) {
         var maybeCap = stack.getCapability(HexCapabilities.STORED_HEX).resolve();
         return maybeCap.orElse(null);
     }
@@ -281,7 +281,7 @@ public class ForgeXplatImpl implements IXplatAbstractions {
     public int getRawColor(FrozenColorizer colorizer, float time, Vec3 position) {
         var maybeColorizer = colorizer.item().getCapability(HexCapabilities.COLOR).resolve();
         if (maybeColorizer.isPresent()) {
-            Colorizer col = maybeColorizer.get();
+            ADColorizer col = maybeColorizer.get();
             return col.color(colorizer.owner(), time, position);
         }