Registries, Base blocks with entities

src/main/java/ru/bclib/registry/BaseRegistry.java

@@ -0,0 +1,50 @@
+package ru.bclib.registry;
+
+import com.google.common.collect.Lists;
+import net.fabricmc.fabric.api.item.v1.FabricItemSettings;
+import net.minecraft.core.Registry;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.world.item.*;
+
+import java.util.List;
+
+public abstract class BaseRegistry<T> {
+	protected static final List<Item> MOD_BLOCKS = Lists.newArrayList();
+	protected static final List<Item> MOD_ITEMS = Lists.newArrayList();
+
+	public static void register() {}
+
+	public static List<Item> getModBlocks() {
+		return MOD_BLOCKS;
+	}
+
+	public static List<Item> getModItems() {
+		return MOD_ITEMS;
+	}
+
+	protected final CreativeModeTab creativeTab;
+
+	protected BaseRegistry(CreativeModeTab creativeTab) {
+		this.creativeTab = creativeTab;
+	}
+
+	protected T register(String name, T obj) {
+		return register(createModId(name), obj);
+	}
+
+	protected abstract T register(ResourceLocation objId, T obj);
+
+	protected abstract ResourceLocation createModId(String name);
+
+	protected void registerItem(ResourceLocation id, Item item, List<Item> registry) {
+		if (item != Items.AIR) {
+			Registry.register(Registry.ITEM, id, item);
+			registry.add(item);
+		}
+	}
+
+	public FabricItemSettings makeItemSettings() {
+		FabricItemSettings properties = new FabricItemSettings();
+		return (FabricItemSettings) properties.tab(creativeTab);
+	}
+}