Add data generation for example block and update .gitignore

.gitignore

@@ -117,3 +117,6 @@ runs/
 
 # Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
 !gradle-wrapper.jar
+
+# Fabric datagen output
+**/generated/

src/client/java/com/smrising/firstmod/client/FirstmodDataGenerator.java

@@ -1,12 +1,72 @@
 package com.smrising.firstmod.client;
 
+import com.smrising.firstmod.Firstmod;
+import net.fabricmc.fabric.api.client.datagen.v1.provider.FabricModelProvider;
 import net.fabricmc.fabric.api.datagen.v1.DataGeneratorEntrypoint;
 import net.fabricmc.fabric.api.datagen.v1.FabricDataGenerator;
+import net.fabricmc.fabric.api.datagen.v1.FabricDataOutput;
+import net.fabricmc.fabric.api.datagen.v1.provider.FabricBlockLootTableProvider;
+import net.fabricmc.fabric.api.datagen.v1.provider.FabricTagProvider;
+import net.minecraft.client.data.BlockStateModelGenerator;
+import net.minecraft.client.data.ItemModelGenerator;
+import net.minecraft.item.Item;
+import net.minecraft.item.Items;
+import net.minecraft.registry.RegistryKeys;
+import net.minecraft.registry.RegistryWrapper;
+import net.minecraft.registry.tag.BlockTags;
+import net.minecraft.registry.tag.ItemTags;
+import net.minecraft.registry.tag.TagKey;
+import net.minecraft.util.Identifier;
+
+import java.util.concurrent.CompletableFuture;
 
 public class FirstmodDataGenerator implements DataGeneratorEntrypoint {
 
     @Override
     public void onInitializeDataGenerator(FabricDataGenerator fabricDataGenerator) {
         FabricDataGenerator.Pack pack = fabricDataGenerator.createPack();
+        pack.addProvider(ModBlockTagProvider::new);
+        pack.addProvider(ModLootTableProvider::new);
+        pack.addProvider(ModModelProvider::new);
     }
+
+    private static class ModBlockTagProvider extends FabricTagProvider.BlockTagProvider {
+        public ModBlockTagProvider(FabricDataOutput output, CompletableFuture<RegistryWrapper.WrapperLookup> registriesFuture) {
+            super(output, registriesFuture);
+        }
+
+        @Override
+        protected void configure(RegistryWrapper.WrapperLookup arg) {
+            getOrCreateTagBuilder(BlockTags.PICKAXE_MINEABLE)
+                    .add(Firstmod.EXAMPLE_BLOCK);
+        }
+    }
+
+    private static class ModLootTableProvider extends FabricBlockLootTableProvider {
+        public ModLootTableProvider(FabricDataOutput dataOutput, CompletableFuture<RegistryWrapper.WrapperLookup> registriesFuture) {
+            super(dataOutput, registriesFuture);
+        }
+
+        @Override
+        public void generate() {
+            addDrop(Firstmod.EXAMPLE_BLOCK);
+        }
+    }
+
+    private static class ModModelProvider extends FabricModelProvider {
+        public ModModelProvider(FabricDataOutput output) {
+            super(output);
+        }
+
+        @Override
+        public void generateBlockStateModels(BlockStateModelGenerator blockStateModelGenerator) {
+            blockStateModelGenerator.registerSimpleCubeAll(Firstmod.EXAMPLE_BLOCK);
+        }
+
+        @Override
+        public void generateItemModels(ItemModelGenerator itemModelGenerator) {
+            // Item model is automatically generated from block model
+        }
+    }
+
 }

src/main/java/com/smrising/firstmod/Firstmod.java

@@ -1,9 +1,29 @@
 package com.smrising.firstmod;
 
 import net.fabricmc.api.ModInitializer;
+import net.minecraft.block.AbstractBlock;
+import net.minecraft.block.Block;
+import net.minecraft.block.Blocks;
+import net.minecraft.item.Items;
+import net.minecraft.registry.RegistryKey;
+import net.minecraft.registry.RegistryKeys;
+import net.minecraft.util.Identifier;
+
+import java.util.function.Function;
 
 public class Firstmod implements ModInitializer {
 
+    public static final Block EXAMPLE_BLOCK = register("example_block", Block::new, Block.Settings.create().strength(4.0f));
+
+    private static Block register(String path, Function<AbstractBlock.Settings, Block> factory, AbstractBlock.Settings settings) {
+        final Identifier identifier = Identifier.of("tutorial", path);
+        final RegistryKey<Block> registryKey = RegistryKey.of(RegistryKeys.BLOCK, identifier);
+
+        final Block block = Blocks.register(registryKey, factory, settings);
+        Items.register(block);
+        return block;
+    }
+
     @Override
     public void onInitialize() {
     }