add trinkets dependency. Template items

build.gradle

@@ -21,6 +21,10 @@ repositories {
 		name = "Patchouli" // https://github.com/Vazkii/Patchouli
 		url = 'https://maven.blamejared.com'
 	}
+	maven {
+		name = "Ladysnake Libs"
+		url = "https://ladysnake.jfrog.io/artifactory/mods"
+	}
 	maven { url 'https://maven.wispforest.io/' } // owo lib
 	maven { url "https://jitpack.io" }
 	mavenCentral() // incubus core
@@ -49,6 +53,10 @@ dependencies {
 	modCompileOnly "me.shedaniel:RoughlyEnoughItems-fabric:${project.rei_version}"
 	modRuntimeOnly "me.shedaniel:RoughlyEnoughItems-fabric:${project.rei_version}"
 
+	// https://github.com/emilyploszaj/trinkets
+	// https://maven.terraformersmc.com/releases/dev/emi/trinkets/
+	modImplementation "dev.emi:trinkets:${project.trinkets_version}"
+
 	// still breaks outside of dev env still currently.
 	//modImplementation include("com.github.devs-immortal:Incubus-Core:${project.incubus_core_version}")
 

gradle.properties

@@ -21,4 +21,5 @@ patchouli_version=1.18.1-64-FABRIC
 enchantment_descriptions_mc_version=1.18.1
 enchantment_descriptions_mod_version=9.0.12
 owo_version=0.3.14
+trinkets_version=3.2.0
 incubus_core_version=1.7.indev4

src/main/java/de/dafuqs/spectrum/items/trinkets/BlueTearstoneRingItem.java

@@ -0,0 +1,39 @@
+package de.dafuqs.spectrum.items.trinkets;
+
+import com.google.common.collect.Multimap;
+import de.dafuqs.spectrum.SpectrumCommon;
+import dev.emi.trinkets.api.SlotAttributes;
+import dev.emi.trinkets.api.SlotReference;
+import dev.emi.trinkets.api.TrinketItem;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.attribute.EntityAttribute;
+import net.minecraft.entity.attribute.EntityAttributeModifier;
+import net.minecraft.entity.attribute.EntityAttributes;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.Identifier;
+
+import java.util.UUID;
+
+public class BlueTearstoneRingItem extends SpectrumTrinketItem {
+
+    private final Identifier UNLOCK_IDENTIFIER = new Identifier(SpectrumCommon.MOD_ID, "midgame/spectrum_midgame");
+
+	public BlueTearstoneRingItem(Settings settings) {
+		super(settings);
+	}
+
+	@Override
+    protected Identifier getUnlockIdentifier() {
+		return UNLOCK_IDENTIFIER;
+	}
+
+	public Multimap<EntityAttribute, EntityAttributeModifier> getModifiers(ItemStack stack, SlotReference slot, LivingEntity entity, UUID uuid) {
+		Multimap<EntityAttribute, EntityAttributeModifier> modifiers = super.getModifiers(stack, slot, entity, uuid);
+
+		// +25% movement speed
+		modifiers.put(EntityAttributes.GENERIC_MOVEMENT_SPEED, new EntityAttributeModifier(uuid, "spectrum:movement_speed", 0.25, EntityAttributeModifier.Operation.MULTIPLY_TOTAL));
+
+		return modifiers;
+	}
+
+}

src/main/java/de/dafuqs/spectrum/items/trinkets/RedTearstoneRingItem.java

@@ -0,0 +1,39 @@
+package de.dafuqs.spectrum.items.trinkets;
+
+import com.google.common.collect.Multimap;
+import de.dafuqs.spectrum.SpectrumCommon;
+import dev.emi.trinkets.api.SlotAttributes;
+import dev.emi.trinkets.api.SlotReference;
+import dev.emi.trinkets.api.TrinketItem;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.attribute.EntityAttribute;
+import net.minecraft.entity.attribute.EntityAttributeModifier;
+import net.minecraft.entity.attribute.EntityAttributes;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.Identifier;
+
+import java.util.UUID;
+
+public class RedTearstoneRingItem extends SpectrumTrinketItem {
+
+	private final Identifier UNLOCK_IDENTIFIER = new Identifier(SpectrumCommon.MOD_ID, "midgame/spectrum_midgame");
+
+	public RedTearstoneRingItem(Settings settings) {
+		super(settings);
+	}
+
+	@Override
+	protected Identifier getUnlockIdentifier() {
+		return UNLOCK_IDENTIFIER;
+	}
+
+	public Multimap<EntityAttribute, EntityAttributeModifier> getModifiers(ItemStack stack, SlotReference slot, LivingEntity entity, UUID uuid) {
+		Multimap<EntityAttribute, EntityAttributeModifier> modifiers = super.getModifiers(stack, slot, entity, uuid);
+
+		// +20% movement speed
+		modifiers.put(EntityAttributes.GENERIC_MOVEMENT_SPEED, new EntityAttributeModifier(uuid, "spectrum:movement_speed", 0.2, EntityAttributeModifier.Operation.MULTIPLY_TOTAL));
+
+		return modifiers;
+	}
+
+}

src/main/java/de/dafuqs/spectrum/items/trinkets/SpectrumTrinketItem.java

@@ -0,0 +1,29 @@
+package de.dafuqs.spectrum.items.trinkets;
+
+import de.dafuqs.spectrum.Support;
+import dev.emi.trinkets.api.SlotReference;
+import dev.emi.trinkets.api.TrinketItem;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.Identifier;
+
+public abstract class SpectrumTrinketItem extends TrinketItem {
+
+	public SpectrumTrinketItem(Settings settings) {
+		super(settings);
+	}
+
+	@Override
+	public boolean canEquip(ItemStack stack, SlotReference slot, LivingEntity entity) {
+		if(entity instanceof PlayerEntity playerEntity) {
+			if(Support.hasAdvancement(playerEntity, getUnlockIdentifier())) {
+				return super.canEquip(stack, slot, entity);
+			}
+		}
+		return false;
+	}
+
+	protected abstract Identifier getUnlockIdentifier();
+
+}

src/main/java/de/dafuqs/spectrum/items/trinkets/SpeedBootsItem.java

@@ -0,0 +1,37 @@
+package de.dafuqs.spectrum.items.trinkets;
+
+import com.google.common.collect.Multimap;
+import de.dafuqs.spectrum.SpectrumCommon;
+import dev.emi.trinkets.api.SlotReference;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.attribute.EntityAttribute;
+import net.minecraft.entity.attribute.EntityAttributeModifier;
+import net.minecraft.entity.attribute.EntityAttributes;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.Identifier;
+
+import java.util.UUID;
+
+public class SpeedBootsItem extends SpectrumTrinketItem {
+
+    private final Identifier UNLOCK_IDENTIFIER = new Identifier(SpectrumCommon.MOD_ID, "midgame/spectrum_midgame");
+
+	public SpeedBootsItem(Settings settings) {
+		super(settings);
+	}
+
+	@Override
+    protected Identifier getUnlockIdentifier() {
+		return UNLOCK_IDENTIFIER;
+	}
+
+	public Multimap<EntityAttribute, EntityAttributeModifier> getModifiers(ItemStack stack, SlotReference slot, LivingEntity entity, UUID uuid) {
+		Multimap<EntityAttribute, EntityAttributeModifier> modifiers = super.getModifiers(stack, slot, entity, uuid);
+
+		// +25% movement speed
+		modifiers.put(EntityAttributes.GENERIC_MOVEMENT_SPEED, new EntityAttributeModifier(uuid, "spectrum:movement_speed", 0.25, EntityAttributeModifier.Operation.MULTIPLY_TOTAL));
+
+		return modifiers;
+	}
+
+}

src/main/java/de/dafuqs/spectrum/registries/SpectrumItems.java

@@ -13,6 +13,9 @@
 import de.dafuqs.spectrum.items.item_frame.InvisibleItemFrameItem;
 import de.dafuqs.spectrum.items.magic_items.*;
 import de.dafuqs.spectrum.items.tools.*;
+import de.dafuqs.spectrum.items.trinkets.BlueTearstoneRingItem;
+import de.dafuqs.spectrum.items.trinkets.RedTearstoneRingItem;
+import de.dafuqs.spectrum.items.trinkets.SpeedBootsItem;
 import de.dafuqs.spectrum.sound.SpectrumSoundEvents;
 import io.wispforest.owo.itemgroup.OwoItemSettings;
 import net.fabricmc.fabric.api.item.v1.FabricItemSettings;
@@ -24,7 +27,6 @@
 import net.minecraft.util.Identifier;
 import net.minecraft.util.Rarity;
 import net.minecraft.util.registry.Registry;
-import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 
 import static de.dafuqs.spectrum.registries.SpectrumFluids.LIQUID_CRYSTAL;
@@ -202,6 +204,10 @@ public class SpectrumItems {
 	public static final Item BOTTOMLESS_BUNDLE = new BottomlessBundleItem(generalItemSettingsSingle);
 	public static final Item KNOWLEDGE_GEM = new KnowledgeGemItem(generalUncommonItemSettingsSingle, 10000);
 
+	// Trinkets
+	public static final Item RED_TEARSTONE_RING = new RedTearstoneRingItem(generalUncommonItemSettingsSingle);
+	public static final Item BLUE_TEARSTONE_RING = new BlueTearstoneRingItem(generalUncommonItemSettingsSingle);
+	public static final Item SPEED_BOOTS = new SpeedBootsItem(generalUncommonItemSettingsSingle);
 
 	private static void register(String name, Item item) {
 		Registry.register(Registry.ITEM, new Identifier(SpectrumCommon.MOD_ID, name), item);
@@ -223,6 +229,7 @@ public static void register() {
 		registerDecayBottles();
 		registerPreEnchantedTools();
 		registerMagicalTools();
+		registerTrinkets();
 		registerFluidBuckets();
 
 		register("crafting_tablet", CRAFTING_TABLET);
@@ -353,6 +360,12 @@ public static void registerMagicalTools() {
 		register("end_portal_cracker", END_PORTAL_CRACKER);
 	}
 
+	public static void registerTrinkets() {
+		register("red_tearstone_ring", RED_TEARSTONE_RING);
+		register("blue_tearstone_ring", BLUE_TEARSTONE_RING);
+		register("speed_boots", SPEED_BOOTS);
+	}
+
 	public static void registerFluidBuckets() {
 		register("liquid_crystal_bucket", LIQUID_CRYSTAL_BUCKET);
 		register("mud_bucket", MUD_BUCKET);
@@ -510,8 +523,7 @@ public static void registerFuelRegistry() {
 		FuelRegistry.INSTANCE.add(SpectrumBlocks.WHITE_PLANK_SLAB.asItem(), 150);
 		FuelRegistry.INSTANCE.add(SpectrumBlocks.YELLOW_PLANK_SLAB.asItem(), 150);
 	}
-
-	@Contract(pure = true)
+
 	public static Item getGemstoneShard(@NotNull GemstoneColor gemstoneColor) {
 		switch (gemstoneColor) {
 			case CYAN -> {

src/main/resources/assets/spectrum/lang/en_us.json

@@ -1021,6 +1021,10 @@
   "item.spectrum.bedrock_dust": "Bedrock Dust",
   "item.spectrum.midnight_aberration": "Midnight Aberration",
 
+  "item.spectrum.red_tearstone_ring": "Red Tearstone Ring",
+  "item.spectrum.blue_tearstone_ring": "Blue Tearstone Ring",
+  "item.spectrum.speed_boots": "Seven-League Boots",
+
   "item.spectrum.crafting_tablet": "Crafting Tablet",
   "item.spectrum.crafting_tablet.tooltip.no_recipe": "Add items to the crafting grid to set a recipe",
   "item.spectrum.crafting_tablet.tooltip.crafting_recipe": "Press use to craft",

src/main/resources/data/trinkets/entities/spectrum.json

@@ -0,0 +1,10 @@
+{
+  "entities": [
+    "player"
+  ],
+  "slots": [
+    "feet/shoes",
+    "hand/ring",
+    "offhand/ring"
+  ]
+}

src/main/resources/data/trinkets/tags/items/feet/shoes.json

@@ -0,0 +1,6 @@
+{
+  "replace": false,
+  "values": [
+    "spectrum:speed_boots"
+  ]
+}

src/main/resources/data/trinkets/tags/items/hand/ring.json

@@ -0,0 +1,7 @@
+{
+  "replace": false,
+  "values": [
+    "spectrum:red_tearstone_ring",
+    "spectrum:blue_tearstone_ring"
+  ]
+}

src/main/resources/data/trinkets/tags/items/offhand/ring.json

@@ -0,0 +1,7 @@
+{
+  "replace": false,
+  "values": [
+    "spectrum:red_tearstone_ring",
+    "spectrum:blue_tearstone_ring"
+  ]
+}

src/main/resources/fabric.mod.json

@@ -40,7 +40,8 @@
     "java": ">=17",
     "cloth-config": ">=6.0.0",
     "patchouli": "*",
-    "owo": ">=0.3.11"
+    "owo": ">=0.3.11",
+    "trinkets": ">=3.2.0"
   },
   "suggests": {
     "colored_lights": ">=1.0.3",