Add Mixins

common/src/main/java/github/killarexe/copper_extension/item/RustableItem.java

@@ -1,8 +1,7 @@
 package github.killarexe.copper_extension.item;
 
-import java.util.Random;
-
 import net.minecraft.resources.ResourceLocation;
+import net.minecraft.util.RandomSource;
 import net.minecraft.world.entity.Entity;
 import net.minecraft.world.entity.item.ItemEntity;
 import net.minecraft.world.entity.player.Player;
@@ -30,7 +29,7 @@ public void inventoryTick(ItemStack itemStack, Level level, Entity entity, int s
     }
   }
 
-  public static void rustEntityStack(Item nextItem, ItemStack stack, Level level, ItemEntity entity, Random random) {
+  public static <T extends Item> void rustEntityStack(T nextItem, ItemStack stack, Level level, ItemEntity entity, RandomSource random) {
     int count = stack.getCount();
     if(level.random.nextFloat() < level.getGameRules().getInt(null) * BASE_CHANCE / count) {
       Vec3 pos = entity.position();

fabric/src/main/java/github/killarexe/copper_extension/fabric/mixin/ItemEntityMixin.java

@@ -0,0 +1,36 @@
+package github.killarexe.copper_extension.fabric.mixin;
+
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import github.killarexe.copper_extension.fabric.registry.CEItems;
+import github.killarexe.copper_extension.item.RustableItem;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.entity.OwnableEntity;
+import net.minecraft.world.entity.item.ItemEntity;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.Items;
+import net.minecraft.world.level.Level;
+
+@Mixin(ItemEntity.class)
+public abstract class ItemEntityMixin extends Entity implements OwnableEntity{
+
+  public ItemEntityMixin(EntityType<?> type, Level level) {
+    super(type, level);
+  }
+
+  @Inject(method = "tick()V", at = @At("HEAD"))
+  public void tick(CallbackInfo callbackInfo) {
+    ItemEntity itemEntity = ItemEntity.class.cast(this);
+    ItemStack stack = itemEntity.getItem();
+    if(stack.getItem() == Items.COPPER_INGOT) {
+      RustableItem.rustEntityStack(CEItems.EXPOSED_COPPER_INGOT, stack, level(), itemEntity, random);
+    } else if(item instanceof RustableItem rustableItem) {
+      RustableItem.rustEntityStack(rustableItem.getRustItem(), stack, level(), itemEntity, random);
+    }
+  }
+}

fabric/src/main/java/github/killarexe/copper_extension/fabric/mixin/ItemMixin.java

@@ -0,0 +1,64 @@
+package github.killarexe.copper_extension.fabric.mixin;
+
+import org.spongepowered.asm.mixin.Mixin;
+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;
+
+import github.killarexe.copper_extension.fabric.registry.CEGameRules;
+import github.killarexe.copper_extension.fabric.registry.CEItems;
+import github.killarexe.copper_extension.item.RustableItem;
+import github.killarexe.copper_extension.item.WaxableItem;
+import net.fabricmc.fabric.api.item.v1.FabricItem;
+import net.minecraft.core.BlockPos;
+import net.minecraft.world.InteractionResult;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.entity.player.Player;
+import net.minecraft.world.flag.FeatureElement;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.item.ItemStack;
+import net.minecraft.world.item.Items;
+import net.minecraft.world.item.context.UseOnContext;
+import net.minecraft.world.level.ItemLike;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.block.BeehiveBlock;
+import net.minecraft.world.level.block.Block;
+import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.phys.Vec3;
+
+@Mixin(Item.class)
+public abstract class ItemMixin implements FeatureElement, ItemLike, FabricItem {
+
+  @Inject(method = "inventoryTick(Lnet/minecraft/item/ItemStack;Lnet/minecraft/world/World;Lnet/minecraft/entity/Entity;IZ)V", at = @At("HEAD"))
+  public void inventoryTick(ItemStack stack, Level level, Entity entity, int slot, boolean selected, CallbackInfo callbackInfo) {
+    if(entity instanceof Player player && stack.getItem() == Items.COPPER_INGOT) {
+      int count = stack.getCount();
+      if(player.getRandom().nextFloat() < level.getGameRules().getInt(CEGameRules.COPPER_OXIDATION_CHANCE) * RustableItem.BASE_CHANCE / count) {
+        player.getInventory().setItem(slot, new ItemStack(CEItems.EXPOSED_COPPER_INGOT, count));
+      }
+    }
+  }
+
+  @Inject(method = "useOn(Lnet/minecraft/item/context/UseOnContext;)Lnet/minecraft/world/InteractionResult;", at = @At("HEAD"), cancellable = true)
+  public void useOn(UseOnContext context, CallbackInfoReturnable<InteractionResult> callbackInfoReturnable) {
+    if(context.getItemInHand().getItem() == Items.COPPER_INGOT) {
+      Level level = context.getLevel();
+      BlockPos pos = context.getClickedPos();
+      BlockState state = level.getBlockState(pos);
+      if(state.hasProperty(BeehiveBlock.HONEY_LEVEL)) {
+        int currentValue = state.getValue(BeehiveBlock.HONEY_LEVEL);
+        if(currentValue <= 1) {
+          Player player = context.getPlayer();
+          Vec3 playerPos = player.position();
+          ItemStack stack = context.getItemInHand();
+          int amount = player.isShiftKeyDown() ? currentValue : 1;
+          WaxableItem.waxStack(CEItems.WAXED_COPPER_INGOT, level, stack, playerPos, amount);
+        level.setBlock(pos, state.setValue(BeehiveBlock.HONEY_LEVEL, currentValue - amount), Block.UPDATE_ALL_IMMEDIATE);
+          callbackInfoReturnable.setReturnValue(InteractionResult.SUCCESS);
+        }
+      }
+      callbackInfoReturnable.setReturnValue(InteractionResult.PASS);
+    }
+  }
+}