Add Veridium Poisoning

src/main/java/com/thebrokenrail/energonrelics/EnergonRelics.java

@@ -17,6 +17,7 @@ import com.thebrokenrail.energonrelics.block.SwitchBlock;
 import com.thebrokenrail.energonrelics.block.util.SimpleBlock;
 import com.thebrokenrail.energonrelics.item.MultimeterItem;
 import com.thebrokenrail.energonrelics.item.NetworkChipItem;
+import com.thebrokenrail.energonrelics.potion.CustomPotions;
 import net.fabricmc.api.ModInitializer;
 import net.fabricmc.fabric.api.client.itemgroup.FabricItemGroupBuilder;
 import net.fabricmc.fabric.api.object.builder.v1.block.FabricBlockSettings;
@@ -104,5 +105,7 @@ public class EnergonRelics implements ModInitializer {
         BLOCK_BREAKER_BLOCK.register("block_breaker");
 
         Registry.register(Registry.ITEM, new Identifier(NAMESPACE, "veridium_powder"), VERIDIUM_POWDER_ITEM);
+
+        CustomPotions.register();
     }
 }

src/main/java/com/thebrokenrail/energonrelics/mixin/BrewingRecipeRegistryAccessor.java

@@ -0,0 +1,15 @@
+package com.thebrokenrail.energonrelics.mixin;
+
+import net.minecraft.item.Item;
+import net.minecraft.potion.Potion;
+import net.minecraft.recipe.BrewingRecipeRegistry;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.gen.Invoker;
+
+@Mixin(BrewingRecipeRegistry.class)
+public interface BrewingRecipeRegistryAccessor {
+    @Invoker
+    static void callRegisterPotionRecipe(Potion input, Item item, Potion output) {
+        throw new UnsupportedOperationException();
+    }
+}

src/main/java/com/thebrokenrail/energonrelics/mixin/MixinLivingEntity.java

@@ -0,0 +1,61 @@
+package com.thebrokenrail.energonrelics.mixin;
+
+import com.thebrokenrail.energonrelics.potion.CustomPotions;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.attribute.EntityAttribute;
+import net.minecraft.entity.attribute.EntityAttributes;
+import net.minecraft.entity.data.DataTracker;
+import net.minecraft.entity.data.TrackedData;
+import net.minecraft.entity.data.TrackedDataHandlerRegistry;
+import net.minecraft.entity.effect.StatusEffect;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.Unique;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+@Mixin(LivingEntity.class)
+public abstract class MixinLivingEntity {
+    @Unique
+    private static final TrackedData<Boolean> HAS_VERIDIUM_POISONING = DataTracker.registerData(LivingEntity.class, TrackedDataHandlerRegistry.BOOLEAN);
+
+    @Shadow
+    public abstract boolean hasStatusEffect(StatusEffect effect);
+
+    @Shadow
+    public abstract void setHealth(float health);
+
+    @Shadow
+    public abstract float getHealth();
+
+    @Inject(at = @At("RETURN"), method = "initDataTracker")
+    public void initDataTracker(CallbackInfo info) {
+        ((LivingEntity) (Object) this).getDataTracker().startTracking(HAS_VERIDIUM_POISONING, false);
+    }
+
+    @Inject(at = @At("RETURN"), method = "onTrackedDataSet")
+    public void onTrackedDataSet(TrackedData<?> data, CallbackInfo info) {
+        if (HAS_VERIDIUM_POISONING.equals(data)) {
+            setHealth(getHealth());
+        }
+    }
+
+    @Inject(at = @At("HEAD"), method = "tick")
+    public void tick(CallbackInfo info) {
+        if (!((LivingEntity) (Object) this).getEntityWorld().isClient()) {
+            boolean hasVeridiumPoisoning = hasStatusEffect(CustomPotions.VERIDIUM_POISONING_EFFECT.statusEffect);
+            if (((LivingEntity) (Object) this).getDataTracker().get(HAS_VERIDIUM_POISONING) != hasVeridiumPoisoning) {
+                ((LivingEntity) (Object) this).getDataTracker().set(HAS_VERIDIUM_POISONING, hasVeridiumPoisoning);
+            }
+        }
+    }
+
+    @Inject(at = @At("HEAD"), method = "getAttributeValue", cancellable = true)
+    public void getAttributeValue(EntityAttribute attribute, CallbackInfoReturnable<Double> info) {
+        if (EntityAttributes.GENERIC_MAX_HEALTH.equals(attribute) && ((LivingEntity) (Object) this).getDataTracker().get(HAS_VERIDIUM_POISONING)) {
+            info.setReturnValue(0.5d);
+        }
+    }
+}

src/main/java/com/thebrokenrail/energonrelics/potion/CustomPotions.java

@@ -0,0 +1,53 @@
+package com.thebrokenrail.energonrelics.potion;
+
+import com.thebrokenrail.energonrelics.EnergonRelics;
+import com.thebrokenrail.energonrelics.mixin.BrewingRecipeRegistryAccessor;
+import net.minecraft.entity.effect.StatusEffect;
+import net.minecraft.entity.effect.StatusEffectInstance;
+import net.minecraft.entity.effect.StatusEffectType;
+import net.minecraft.item.Items;
+import net.minecraft.potion.Potion;
+import net.minecraft.potion.Potions;
+import net.minecraft.util.Identifier;
+import net.minecraft.util.registry.Registry;
+
+public class CustomPotions {
+    public static class CustomPotion {
+        private static class CustomStatusEffect extends StatusEffect {
+            private CustomStatusEffect(StatusEffectType type, int color) {
+                super(type, color);
+            }
+        }
+
+        public final StatusEffect statusEffect;
+        private final Potion potion;
+        private final Potion longPotion;
+
+        private CustomPotion(StatusEffect statusEffect, Potion potion, Potion longPotion) {
+            this.statusEffect = statusEffect;
+            this.potion = potion;
+            this.longPotion = longPotion;
+        }
+    }
+
+    public static CustomPotion VERIDIUM_POISONING_EFFECT;
+
+    public static void register() {
+        VERIDIUM_POISONING_EFFECT = registerEffect("veridium_poisoning", 16711909);
+        registerBrewingRecipes();
+    }
+
+    @SuppressWarnings("SameParameterValue")
+    private static CustomPotion registerEffect(String name, int color) {
+        StatusEffect effect = Registry.register(Registry.STATUS_EFFECT, new Identifier(EnergonRelics.NAMESPACE, name), new CustomPotion.CustomStatusEffect(StatusEffectType.HARMFUL, color));
+        Potion potion = Registry.register(Registry.POTION, new Identifier(EnergonRelics.NAMESPACE, name), new Potion(EnergonRelics.NAMESPACE + '.' + name, new StatusEffectInstance(effect, 1800)));
+        Potion longPotion = Registry.register(Registry.POTION, new Identifier(EnergonRelics.NAMESPACE, "long_" + name), new Potion(EnergonRelics.NAMESPACE + '.' + name, new StatusEffectInstance(effect, 4800)));
+        return new CustomPotion(effect, potion, longPotion);
+    }
+
+    private static void registerBrewingRecipes() {
+        BrewingRecipeRegistryAccessor.callRegisterPotionRecipe(Potions.AWKWARD, EnergonRelics.VERIDIUM_POWDER_ITEM, VERIDIUM_POISONING_EFFECT.potion);
+        BrewingRecipeRegistryAccessor.callRegisterPotionRecipe(VERIDIUM_POISONING_EFFECT.potion, Items.REDSTONE, VERIDIUM_POISONING_EFFECT.longPotion);
+    }
+
+}

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

@@ -28,5 +28,10 @@
     "death.attack.energonrelics.defensive_laser.player": "%s was evaporated by a laser whilst fighting %s",
     "block.energonrelics.research_complex_generator": "Research Complex Generator",
     "block.energonrelics.block_breaker": "Block Breaker",
-    "item.energonrelics.veridium_powder": "Veridium Powder"
+    "item.energonrelics.veridium_powder": "Veridium Powder",
+    "effect.energonrelics.veridium_poisoning": "Veridium Poisoning",
+    "item.minecraft.potion.effect.energonrelics.veridium_poisoning": "Potion of Veridium Poisoning",
+    "item.minecraft.splash_potion.effect.energonrelics.veridium_poisoning": "Splash Potion of Veridium Poisoning",
+    "item.minecraft.lingering_potion.effect.energonrelics.veridium_poisoning": "Lingering Potion of Veridium Poisoning",
+    "item.minecraft.tipped_arrow.effect.energonrelics.veridium_poisoning": "Arrow of Veridium Poisoning"
 }

src/main/resources/energonrelics.mixins.json

@@ -6,8 +6,10 @@
         "MixinAbstractFileResourcePack"
     ],
     "mixins": [
+        "BrewingRecipeRegistryAccessor",
         "DamageSourceAccessor",
         "MixinDefaultBiomeFeatures",
+        "MixinLivingEntity",
         "MixinWorld",
         "RenderPhaseAccessor"
     ],