Init

src/main/java/systems/brn/plasticgun/lib/SimpleItem.java

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+package systems.brn.plasticgun.lib;
+
+import eu.pb4.polymer.core.api.item.PolymerItem;
+import eu.pb4.polymer.core.api.item.SimplePolymerItem;
+import eu.pb4.polymer.resourcepack.api.PolymerModelData;
+import eu.pb4.polymer.resourcepack.api.PolymerResourcePackUtils;
+import net.minecraft.item.*;
+import net.minecraft.server.network.ServerPlayerEntity;
+import net.minecraft.util.Identifier;
+import org.jetbrains.annotations.Nullable;
+
+public abstract class SimpleItem extends SimplePolymerItem implements PolymerItem {
+    private final PolymerModelData polymerModel;
+    protected final Identifier identifier;
+
+    public SimpleItem(Settings settings, Identifier identifier) {
+        super(settings, Items.BARRIER);
+        this.identifier = identifier;
+        this.polymerModel = PolymerResourcePackUtils.requestModel(Items.BARRIER, identifier.withPath("item/" + identifier.getPath()));
+    }
+
+    @Override
+    public Item getPolymerItem(ItemStack itemStack, @Nullable ServerPlayerEntity player) {
+        return this.polymerModel.item();
+    }
+
+    @Override
+    public int getPolymerCustomModelData(ItemStack itemStack, @Nullable ServerPlayerEntity player) {
+        return this.polymerModel.value();
+    }
+
+}