Init

.gitignore

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+# User-specific stuff
+.idea/
+
+*.iml
+*.ipr
+*.iws
+
+# IntelliJ
+out/
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+*~
+
+# temporary files which can be created if a process still has a handle open of a deleted file
+.fuse_hidden*
+
+# KDE directory preferences
+.directory
+
+# Linux trash folder which might appear on any partition or disk
+.Trash-*
+
+# .nfs files are created when an open file is removed but is still being accessed
+.nfs*
+
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+# Windows thumbnail cache files
+Thumbs.db
+Thumbs.db:encryptable
+ehthumbs.db
+ehthumbs_vista.db
+
+# Dump file
+*.stackdump
+
+# Folder config file
+[Dd]esktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+.gradle
+build/
+
+# Ignore Gradle GUI config
+gradle-app.setting
+
+# Cache of project
+.gradletasknamecache
+
+**/build/
+
+# Common working directory
+run/
+runs/
+
+# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored)
+!gradle-wrapper.jar

LICENSE.txt

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+The MIT License (MIT)
+
+Copyright (c) 2024 
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

build.gradle

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+plugins {
+    id 'fabric-loom' version '1.9-SNAPSHOT'
+    id 'maven-publish'
+}
+
+version = project.mod_version
+group = project.maven_group
+
+base {
+    archivesName = project.archives_base_name
+}
+
+
+repositories {
+    // Add repositories to retrieve artifacts from in here.
+    // You should only use this when depending on other mods because
+    // Loom adds the essential maven repositories to download Minecraft and libraries from automatically.
+    // See https://docs.gradle.org/current/userguide/declaring_repositories.html
+    // for more information about repositories.
+}
+
+dependencies {
+    // To change the versions see the gradle.properties file
+    minecraft "com.mojang:minecraft:${project.minecraft_version}"
+    mappings "net.fabricmc:yarn:${project.yarn_mappings}:v2"
+    modImplementation "net.fabricmc:fabric-loader:${project.loader_version}"
+
+    modImplementation "net.fabricmc.fabric-api:fabric-api:${project.fabric_version}"
+}
+
+processResources {
+    inputs.property "version", project.version
+    inputs.property "minecraft_version", project.minecraft_version
+    inputs.property "loader_version", project.loader_version
+    filteringCharset "UTF-8"
+
+    filesMatching("fabric.mod.json") {
+        expand "version": project.version,
+                "minecraft_version": project.minecraft_version,
+                "loader_version": project.loader_version
+    }
+}
+
+def targetJavaVersion = 21
+tasks.withType(JavaCompile).configureEach {
+    // ensure that the encoding is set to UTF-8, no matter what the system default is
+    // this fixes some edge cases with special characters not displaying correctly
+    // see http://yodaconditions.net/blog/fix-for-java-file-encoding-problems-with-gradle.html
+    // If Javadoc is generated, this must be specified in that task too.
+    it.options.encoding = "UTF-8"
+    if (targetJavaVersion >= 10 || JavaVersion.current().isJava10Compatible()) {
+        it.options.release.set(targetJavaVersion)
+    }
+}
+
+java {
+    def javaVersion = JavaVersion.toVersion(targetJavaVersion)
+    if (JavaVersion.current() < javaVersion) {
+        toolchain.languageVersion = JavaLanguageVersion.of(targetJavaVersion)
+    }
+    // Loom will automatically attach sourcesJar to a RemapSourcesJar task and to the "build" task
+    // if it is present.
+    // If you remove this line, sources will not be generated.
+    withSourcesJar()
+}
+
+jar {
+    from("LICENSE") {
+        rename { "${it}_${project.archivesBaseName}" }
+    }
+}
+
+// configure the maven publication
+publishing {
+    publications {
+        create("mavenJava", MavenPublication) {
+            artifactId = project.archives_base_name
+            from components.java
+        }
+    }
+
+    // See https://docs.gradle.org/current/userguide/publishing_maven.html for information on how to set up publishing.
+    repositories {
+        // Add repositories to publish to here.
+        // Notice: This block does NOT have the same function as the block in the top level.
+        // The repositories here will be used for publishing your artifact, not for
+        // retrieving dependencies.
+    }
+}
+
+loom {
+    accessWidenerPath = file("src/main/resources/minetestlike.accesswidener")
+}

gradle.properties

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+# Done to increase the memory available to gradle.
+org.gradle.jvmargs=-Xmx1G
+# Fabric Properties
+# check these on https://modmuss50.me/fabric.html
+minecraft_version=1.21.4
+yarn_mappings=1.21.4+build.2
+loader_version=0.16.9
+# Mod Properties
+mod_version=1.0
+maven_group=systems.brn
+archives_base_name=minetestlike
+# Dependencies
+# check this on https://modmuss50.me/fabric.html
+fabric_version=0.112.1+1.21.4

gradle/wrapper/gradle-wrapper.properties

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+distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip

settings.gradle

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+pluginManagement {
+    repositories {
+        maven {
+            name = 'Fabric'
+            url = 'https://maven.fabricmc.net/'
+        }
+        gradlePluginPortal()
+    }
+}

src/main/java/systems/brn/minetestlike/Minetestlike.java

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+package systems.brn.minetestlike;
+
+import net.fabricmc.api.ModInitializer;
+import net.minecraft.component.ComponentMap;
+import net.minecraft.component.DataComponentTypes;
+import net.minecraft.item.Item;
+import net.minecraft.registry.Registries;
+
+import java.lang.reflect.Field;
+import java.util.Map;
+
+import static net.minecraft.component.DataComponentTypes.MAX_STACK_SIZE;
+
+public class Minetestlike implements ModInitializer {
+
+    @Override
+    public void onInitialize() {
+        Registries.ITEM.stream()
+                .filter(item -> item.getMaxCount() > 1) // Only modify stackable items
+                .forEach(this::modifyMaxStackSizeComponent);
+    }
+
+    private void modifyMaxStackSizeComponent(Item item) {
+        try {
+            // Access the `components` field using reflection
+            Field componentsField = Item.class.getDeclaredField("components");
+            componentsField.setAccessible(true);
+
+            // Remove the `final` modifier using reflection
+            Field modifiersField = Field.class.getDeclaredField("modifiers");
+            modifiersField.setAccessible(true);
+            modifiersField.setInt(componentsField, componentsField.getModifiers() & ~java.lang.reflect.Modifier.FINAL);
+
+            // Access the current components map
+            ComponentMap components = (ComponentMap) componentsField.get(item);
+
+            // Create a new components map with the modified MAX_STACK_SIZE
+            ComponentMap newComponents = ComponentMap.builder()
+                    .addAll(components)
+                    .add(DataComponentTypes.MAX_STACK_SIZE, 99)
+                    .build();
+
+            // Assign the modified components map back to the field
+            componentsField.set(item, newComponents);
+
+            int x = 0;
+        } catch (NoSuchFieldException | IllegalAccessException e) {
+            e.printStackTrace();
+        }
+    }
+}

src/main/java/systems/brn/minetestlike/mixins/BlockDropMixin.java

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+package systems.brn.minetestlike.mixins;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.block.ExperienceDroppingBlock;
+import net.minecraft.block.entity.BlockEntity;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.item.ItemStack;
+import net.minecraft.server.world.ServerWorld;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+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 java.util.List;
+
+import static net.minecraft.block.Block.dropStack;
+import static net.minecraft.block.Block.getDroppedStacks;
+
+@Mixin(Block.class)
+public class BlockDropMixin {
+
+    @Inject(
+            method = "dropStacks(Lnet/minecraft/block/BlockState;Lnet/minecraft/world/World;Lnet/minecraft/util/math/BlockPos;Lnet/minecraft/block/entity/BlockEntity;Lnet/minecraft/entity/Entity;Lnet/minecraft/item/ItemStack;)V",
+            at = @At("HEAD"),
+            cancellable = true
+    )
+    private static void injectDropStacks(
+            BlockState state, World worldT, BlockPos pos, BlockEntity blockEntity, Entity entity, ItemStack tool, CallbackInfo ci
+    ) {
+        if (worldT instanceof ServerWorld world) {
+            if (entity != null) {
+                if (entity instanceof PlayerEntity player) {
+
+                    List<ItemStack> stacks = getDroppedStacks(state, world, pos, blockEntity, entity, tool);
+
+                    for (ItemStack stack : stacks) {
+                        if (!player.getInventory().insertStack(stack)) {
+                            dropStack(world, pos, stack);
+                        }
+                    }
+
+                    if (state.getBlock() instanceof ExperienceDroppingBlock experienceDroppingBlock) {
+                        player.addExperience(experienceDroppingBlock.experienceDropped.get(world.getRandom()));
+                    }
+
+                    state.onStacksDropped(world, pos, tool, false);
+                    ci.cancel();
+                }
+            }
+        }
+    }
+
+}

src/main/java/systems/brn/minetestlike/mixins/ItemConstructorMixin.java

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+package systems.brn.minetestlike.mixins;
+
+import net.minecraft.component.ComponentMap;
+import net.minecraft.component.DataComponentTypes;
+import net.minecraft.item.Item;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Mutable;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(Item.class)
+public class ItemConstructorMixin {
+    @Mutable
+    @Shadow
+    @Final
+    public ComponentMap components;
+
+
+    @Shadow
+    @Final
+    public static int MAX_MAX_COUNT;
+
+    @Inject(method = "<init>", at = @At("RETURN"))
+    private void modifyCreateItem(Item.Settings settings, CallbackInfo ci) {
+        if (this.components.getOrDefault(DataComponentTypes.MAX_STACK_SIZE, 1) > 1) {
+            this.components = ComponentMap.builder().addAll(this.components).add(DataComponentTypes.MAX_STACK_SIZE, MAX_MAX_COUNT).build();
+        }
+    }
+}

src/main/resources/fabric.mod.json

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+{
+  "schemaVersion": 1,
+  "id": "minetestlike",
+  "version": "${version}",
+  "name": "MinetestLike",
+  "description": "",
+  "authors": [],
+  "contact": {},
+  "license": "MIT",
+  "accessWidener" : "minetestlike.accesswidener",
+  "icon": "assets/minetestlike/icon.png",
+  "environment": "*",
+  "entrypoints": {
+    "main": [
+      "systems.brn.minetestlike.Minetestlike"
+    ]
+  },
+  "mixins": [
+    "minetestlike.mixins.json"
+  ],
+  "depends": {
+    "fabricloader": ">=${loader_version}",
+    "fabric": "*",
+    "minecraft": "${minecraft_version}"
+  }
+}

src/main/resources/minetestlike.accesswidener

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+accessWidener v2 named
+accessible field net/minecraft/item/Item components Lnet/minecraft/component/ComponentMap;
+accessible field net/minecraft/block/ExperienceDroppingBlock experienceDropped Lnet/minecraft/util/math/intprovider/IntProvider;

src/main/resources/minetestlike.mixins.json

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+{
+  "required": true,
+  "minVersion": "0.8",
+  "package": "systems.brn.minetestlike.mixins",
+  "compatibilityLevel": "JAVA_21",
+  "mixins": [
+    "BlockDropMixin",
+    "ItemConstructorMixin"
+  ],
+  "client": [
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}