Draft for new pet amulet

src/main/java/drzhark/mocreatures/item/MoCItemPetAmuletNew.java

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+/*
+ * GNU GENERAL PUBLIC LICENSE Version 3
+ */
+package drzhark.mocreatures.item;
+
+import drzhark.mocreatures.MoCTools;
+import net.minecraft.client.util.ITooltipFlag;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityList;
+import net.minecraft.entity.EntityLivingBase;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.util.ActionResult;
+import net.minecraft.util.EnumActionResult;
+import net.minecraft.util.EnumHand;
+import net.minecraft.util.text.TextFormatting;
+import net.minecraft.world.World;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
+
+import javax.annotation.Nullable;
+import java.util.List;
+
+public class MoCItemPetAmuletNew extends MoCItem {
+
+    public MoCItemPetAmuletNew(String name) {
+        super(name);
+        this.maxStackSize = 1;
+    }
+
+    @Override
+    public ActionResult<ItemStack> onItemRightClick(World world, EntityPlayer player, EnumHand hand) {
+        ItemStack stack = player.getHeldItem(hand);
+        if (!world.isRemote && stack.hasTagCompound()) {
+            Entity entity = EntityList.createEntityFromNBT(stack.getTagCompound(), world);
+            if (entity != null) {
+                double dist = 1D;
+                double newPosX = player.posX - (dist * Math.cos((MoCTools.realAngle(player.rotationYaw - 90F)) / 57.29578F));
+                double newPosY = player.posY;
+                double newPosZ = player.posZ - (dist * Math.sin((MoCTools.realAngle(player.rotationYaw - 90F)) / 57.29578F));
+                entity.setLocationAndAngles(newPosX, newPosY, newPosZ, player.rotationYaw, 0.0F);
+                world.spawnEntity(entity);
+                stack.setTagCompound(null);
+                return new ActionResult<>(EnumActionResult.SUCCESS, stack);
+            }
+        }
+        return new ActionResult<>(EnumActionResult.PASS, stack);
+    }
+
+    @Override
+    public boolean itemInteractionForEntity(ItemStack stack, EntityPlayer player, EntityLivingBase entity, EnumHand hand) {
+        if (!entity.world.isRemote && !stack.hasTagCompound()/* && entity.hasCustomName()*/) {
+            NBTTagCompound entityNBT = new NBTTagCompound();
+            entity.writeToNBT(entityNBT);
+            entityNBT.setString("id", EntityList.getKey(entity.getClass()).toString());
+            entityNBT.setString("name", entity.getName());
+            stack.setTagCompound(entityNBT);
+            entity.setDead();
+            return true;
+        }
+        return false;
+    }
+
+    @SideOnly(Side.CLIENT)
+    @Override
+    public void addInformation(ItemStack stack, @Nullable World worldIn, List<String> tooltip, ITooltipFlag flagIn) {
+        if (stack.hasTagCompound() && stack.getTagCompound().hasKey("name")) {
+            tooltip.add(TextFormatting.BLUE + stack.getTagCompound().getString("name"));
+        }
+    }
+}