Build works. Added synergy of randomizer bag with mirror/array. Mirror slabs vertically.

build.gradle

@@ -11,7 +11,7 @@ apply plugin: 'net.minecraftforge.gradle.forge'
 //Only edit below this line, the above code adds and enables the necessary things for Forge to be setup.
 
 
-version = "0.1.1"
+version = "0.1.3"
 group = "nl.requios.effortlessbuilding" // http://maven.apache.org/guides/mini/guide-naming-conventions.html
 archivesBaseName = "effortlessbuilding"
 

src/main/java/nl/requios/effortlessbuilding/Array.java

@@ -49,10 +49,7 @@ public class Array {
         IItemHandler bagInventory = null;
         if (event.getPlayer().getHeldItemMainhand().getItem() instanceof ItemRandomizerBag) {
             bagInventory = ItemRandomizerBag.getBagInventory(event.getPlayer().getHeldItemMainhand());
-            //EffortlessBuilding.log(event.getPlayer(), "placed with bag");
         }
-        //EffortlessBuilding.log(event.getPlayer(), event.getPlayer().getHeldItem(event.getHand()).getDisplayName());
-        //TODO fix not recognizing its the bag in singleplayer and now in multiplayer too?
 
         for (int i = 0; i < a.count; i++) {
             pos = pos.add(offset);

src/main/java/nl/requios/effortlessbuilding/Mirror.java

@@ -1,9 +1,6 @@
 package nl.requios.effortlessbuilding;
 
-import net.minecraft.block.Block;
+import net.minecraft.block.*;
-import net.minecraft.block.BlockDirectional;
-import net.minecraft.block.BlockDispenser;
-import net.minecraft.block.BlockStairs;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.renderer.BufferBuilder;
@@ -178,6 +175,16 @@ public class Mirror {
             }
         }
 
+        //Slabs
+        if (blockState.getBlock() instanceof BlockSlab) {
+            if (((BlockSlab) blockState.getBlock()).isDouble()) return blockState;
+            if (blockState.getValue(BlockSlab.HALF) == BlockSlab.EnumBlockHalf.BOTTOM) {
+                return blockState.withProperty(BlockSlab.HALF, BlockSlab.EnumBlockHalf.TOP);
+            } else {
+                return blockState.withProperty(BlockSlab.HALF, BlockSlab.EnumBlockHalf.BOTTOM);
+            }
+        }
+
         //Buttons, endrod, observer, piston
         if (blockState.getBlock() instanceof BlockDirectional) {
             if (blockState.getValue(BlockDirectional.FACING) == EnumFacing.DOWN) {

src/main/java/nl/requios/effortlessbuilding/QuickReplace.java

@@ -60,7 +60,7 @@ public class QuickReplace {
         //Mirror and Array synergy
         BlockSnapshot blockSnapshot = new BlockSnapshot(player.world, placedAgainstBlockPos, blockState);
         BlockEvent.PlaceEvent placeEvent = new BlockEvent.PlaceEvent(blockSnapshot, blockState, player, EnumHand.MAIN_HAND);
-        Array.onBlockPlaced(placeEvent);
         Mirror.onBlockPlaced(placeEvent);
+        Array.onBlockPlaced(placeEvent);
     }
 }

src/main/java/nl/requios/effortlessbuilding/gui/RandomizerBagGuiHandler.java

@@ -4,6 +4,8 @@ import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.util.EnumHand;
 import net.minecraft.world.World;
 import net.minecraftforge.fml.common.network.IGuiHandler;
+import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.fml.relauncher.SideOnly;
 import net.minecraftforge.items.CapabilityItemHandler;
 import nl.requios.effortlessbuilding.EffortlessBuilding;
 
@@ -23,6 +25,7 @@ public class RandomizerBagGuiHandler implements IGuiHandler {
 
     @Nullable
     @Override
+    @SideOnly(Side.CLIENT)
     public Object getClientGuiElement(int ID, EntityPlayer player, World world, int x, int y, int z) {
         if (ID == EffortlessBuilding.RANDOMIZER_BAG_GUI) {
             // Use the player's held item to create the client-side gui container

src/main/java/nl/requios/effortlessbuilding/item/ItemRandomizerBag.java

@@ -1,6 +1,9 @@
 package nl.requios.effortlessbuilding.item;
 
+import net.minecraft.block.Block;
+import net.minecraft.block.state.IBlockState;
 import net.minecraft.client.util.ITooltipFlag;
+import net.minecraft.creativetab.CreativeTabs;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
@@ -10,11 +13,16 @@ import net.minecraft.util.EnumActionResult;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.EnumHand;
 import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.text.TextFormatting;
 import net.minecraft.world.World;
 import net.minecraftforge.common.capabilities.ICapabilityProvider;
+import net.minecraftforge.common.util.BlockSnapshot;
+import net.minecraftforge.event.world.BlockEvent;
 import net.minecraftforge.items.CapabilityItemHandler;
 import net.minecraftforge.items.IItemHandler;
+import nl.requios.effortlessbuilding.Array;
 import nl.requios.effortlessbuilding.EffortlessBuilding;
+import nl.requios.effortlessbuilding.Mirror;
 import nl.requios.effortlessbuilding.capability.ItemHandlerCapabilityProvider;
 
 import javax.annotation.Nullable;
@@ -32,7 +40,7 @@ public class ItemRandomizerBag extends Item {
         this.setUnlocalizedName(this.getRegistryName().toString());
 
         this.maxStackSize = 1;
-        //this.setCreativeTab(CreativeTabs.DECORATIONS); //TODO add back in
+        this.setCreativeTab(CreativeTabs.DECORATIONS);
     }
 
     @Override
@@ -43,6 +51,7 @@ public class ItemRandomizerBag extends Item {
             //Open inventory
             player.openGui(EffortlessBuilding.instance, EffortlessBuilding.RANDOMIZER_BAG_GUI, world, 0, 0, 0);
         } else {
+            if (world.isRemote) return EnumActionResult.SUCCESS;
             //Use item
             //Get bag inventory
             ItemStack bag = player.getHeldItem(hand);
@@ -57,8 +66,23 @@ public class ItemRandomizerBag extends Item {
 
             if (toPlace.isEmpty()) return EnumActionResult.FAIL;
 
-            bag.setItemDamage(toPlace.getMetadata());
+            //Previously: use onItemUse to place block (no synergy)
-            return toPlace.onItemUse(player, world, pos, hand, facing, hitX, hitY, hitZ);
+            //bag.setItemDamage(toPlace.getMetadata());
+            //toPlace.onItemUse(player, world, pos, hand, facing, hitX, hitY, hitZ);
+
+            if (!world.getBlockState(pos).getBlock().isReplaceable(world, pos)) {
+                pos = pos.offset(facing);
+            }
+
+            IBlockState blockState = Block.getBlockFromItem(toPlace.getItem()).getStateForPlacement(world, pos, facing,
+                    hitX, hitY, hitZ, toPlace.getMetadata(), player, hand);
+            world.setBlockState(pos, blockState);
+
+            //Synergy
+            BlockSnapshot blockSnapshot = new BlockSnapshot(player.world, pos, blockState);
+            BlockEvent.PlaceEvent placeEvent = new BlockEvent.PlaceEvent(blockSnapshot, blockState, player, hand);
+            Mirror.onBlockPlaced(placeEvent);
+            Array.onBlockPlaced(placeEvent);
         }
         return EnumActionResult.SUCCESS;
     }
@@ -92,6 +116,7 @@ public class ItemRandomizerBag extends Item {
 
     /**
      * Get the inventory of a randomizer bag by checking the capability.
+     *
      * @param bag
      * @return
      */
@@ -102,6 +127,7 @@ public class ItemRandomizerBag extends Item {
 
     /**
      * Pick a random slot from the bag. Empty slots will never get chosen.
+     *
      * @param bagInventory
      * @return
      */
@@ -143,7 +169,7 @@ public class ItemRandomizerBag extends Item {
 
     @Override
     public void addInformation(ItemStack stack, @Nullable World world, List<String> tooltip, ITooltipFlag flag) {
-        tooltip.add("Sneak + rightclick to open inventory");
+        tooltip.add(TextFormatting.BLUE + "Rightclick" + TextFormatting.GRAY + " to place a random block");
-        tooltip.add("Rightclick to place a random block");
+        tooltip.add(TextFormatting.BLUE + "Sneak + rightclick" + TextFormatting.GRAY + " to open inventory");
     }
 }

src/main/java/nl/requios/effortlessbuilding/proxy/ClientProxy.java

@@ -6,6 +6,7 @@ import net.minecraft.client.entity.EntityPlayerSP;
 import net.minecraft.client.renderer.block.model.ModelResourceLocation;
 import net.minecraft.client.settings.KeyBinding;
 import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.item.Item;
 import net.minecraft.util.IThreadListener;
 import net.minecraft.util.math.RayTraceResult;
@@ -25,7 +26,6 @@ import nl.requios.effortlessbuilding.BuildSettingsManager;
 import nl.requios.effortlessbuilding.EffortlessBuilding;
 import nl.requios.effortlessbuilding.gui.SettingsGui;
 import nl.requios.effortlessbuilding.network.BuildSettingsMessage;
-import nl.requios.effortlessbuilding.network.QuickReplaceMessage;
 import org.lwjgl.input.Keyboard;
 
 @Mod.EventBusSubscriber(Side.CLIENT)
@@ -60,12 +60,12 @@ public class ClientProxy implements IProxy {
 
     @Override
     public EntityPlayer getPlayerEntityFromContext(MessageContext ctx) {
-        return Minecraft.getMinecraft().player;//(ctx.side.isClient() ? Minecraft.getMinecraft().player : EffortlessBuilding.proxy.getPlayerEntityFromContext(ctx));
+        return (ctx.side.isClient() ? Minecraft.getMinecraft().player : ctx.getServerHandler().player);
     }
 
     @Override
     public IThreadListener getThreadListenerFromContext(MessageContext ctx) {
-        return Minecraft.getMinecraft();//(ctx.side.isClient() ? Minecraft.getMinecraft() : EffortlessBuilding.proxy.getThreadListenerFromContext(ctx));
+        return (ctx.side.isClient() ? Minecraft.getMinecraft() : ((EntityPlayerMP) getPlayerEntityFromContext(ctx)).getServerWorld());
     }
 
     @Override

src/main/java/nl/requios/effortlessbuilding/proxy/ServerProxy.java

@@ -16,6 +16,7 @@ import nl.requios.effortlessbuilding.network.QuickReplaceMessage;
 
 public class ServerProxy implements IProxy
 {
+    //Only physical server! Singleplayer server is seen as clientproxy
     @Override
     public void preInit(FMLPreInitializationEvent event)
     {

src/main/resources/mcmod.info

@@ -5,7 +5,7 @@
   "description": "Makes building easier by providing tools like mirrors, arrays, quickreplace and a block randomizer.",
   "version": "${version}",
   "mcversion": "${mcversion}",
-  "url": "https://requios.nl/",
+  "url": "https://minecraft.curseforge.com/projects/effortless-building",
   "updateUrl": "",
   "authorList": ["Requios"],
   "credits": "",