Start players with a shrinking device in their inventory

Author: davenonymous

src/main/java/org/dave/compactmachines3/skyworld/SkyWorldEvents.java

@@ -1,14 +1,19 @@
 package org.dave.compactmachines3.skyworld;
 
+import net.minecraft.entity.item.EntityItem;
+import net.minecraft.item.ItemStack;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.text.TextComponentTranslation;
 import net.minecraft.world.World;
 import net.minecraft.world.WorldServer;
 import net.minecraftforge.event.world.BlockEvent;
 import net.minecraftforge.event.world.WorldEvent;
 import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+import net.minecraftforge.fml.common.gameevent.PlayerEvent;
 import net.minecraftforge.fml.common.gameevent.TickEvent;
+import org.dave.compactmachines3.init.Itemss;
 import org.dave.compactmachines3.utility.Logz;
+import org.dave.compactmachines3.utility.ShrinkingDeviceUtils;
 
 public class SkyWorldEvents {
     @SubscribeEvent
@@ -18,7 +23,7 @@ public static void onPlayerTick(TickEvent.PlayerTickEvent event) {
             return;
         }
 
-        if(event.player.isCreative() || event.player.isSpectator()) {
+        if(event.player.isSpectator()) {
             return;
         }
 
@@ -27,13 +32,30 @@ public static void onPlayerTick(TickEvent.PlayerTickEvent event) {
             return;
         }
 
-        if(event.player.posY > 49.0f || event.player.posY < 39.5f) {
+        if(!event.player.isCreative() && (event.player.posY > 49.0f || event.player.posY < 39.5f)) {
             BlockPos spawnPoint = worldServer.getSpawnPoint();
             event.player.setPositionAndUpdate(spawnPoint.getX() + 0.5d, spawnPoint.getY() + 0.2d, spawnPoint.getZ() + 0.5d);
             return;
         }
+
+        if(!ShrinkingDeviceUtils.hasShrinkingDeviceInInventory(event.player) && !SkyWorldSavedData.instance.hasReceivedStartingInventory(event.player)) {
+            ItemStack psdStack = new ItemStack(Itemss.psd, 1, 0);
+            if(!event.player.addItemStackToInventory(psdStack)) {
+                EntityItem entityItem = new EntityItem(world, event.player.posX, event.player.posY + event.player.getEyeHeight() + 0.5f, event.player.posZ, psdStack);
+                entityItem.lifespan = 2400;
+                entityItem.setPickupDelay(10);
+
+                entityItem.motionX = 0.0f;
+                entityItem.motionY = 0.15f;
+                entityItem.motionZ = 0.0f;
+                world.spawnEntity(entityItem);
+            }
+
+            SkyWorldSavedData.instance.addToStartingInventoryReceiverSet(event.player);
+        }
     }
 
+
     @SubscribeEvent
     public static void createSpawnPoint(WorldEvent.CreateSpawnPosition event) {
         World world = event.getWorld();

src/main/java/org/dave/compactmachines3/skyworld/SkyWorldSavedData.java

@@ -21,11 +21,13 @@ public class SkyWorldSavedData extends WorldSavedData {
     public static SkyWorldSavedData instance;
 
     private Set<UUID> hubMachineOwners;
+    private Set<UUID> startingInventoryReceivers;
 
     public SkyWorldSavedData(String name) {
         super(name);
 
         hubMachineOwners = new HashSet<>();
+        startingInventoryReceivers = new HashSet<>();
     }
 
     public boolean isHubMachineOwner(EntityPlayer player) {
@@ -37,6 +39,15 @@ public void addToHubMachineOwners(EntityPlayer player) {
         this.markDirty();
     }
 
+    public boolean hasReceivedStartingInventory(EntityPlayer player) {
+        return startingInventoryReceivers.contains(player.getUniqueID());
+    }
+
+    public void addToStartingInventoryReceiverSet(EntityPlayer player) {
+        startingInventoryReceivers.add(player.getUniqueID());
+        this.markDirty();
+    }
+
     @SubscribeEvent
     public static void loadWorld(WorldEvent.Load event) {
         World world = event.getWorld();
@@ -68,6 +79,17 @@ public void readFromNBT(NBTTagCompound nbt) {
                 hubMachineOwners.add(uuid);
             }
         }
+
+        startingInventoryReceivers.clear();
+        if(nbt.hasKey("startingInventoryReceivers")) {
+            NBTTagList tagList = nbt.getTagList("startingInventoryReceivers", Constants.NBT.TAG_COMPOUND);
+            for(NBTBase baseUUID : tagList) {
+                NBTTagCompound compoundUUID = (NBTTagCompound)baseUUID;
+                UUID uuid = compoundUUID.getUniqueId("");
+
+                startingInventoryReceivers.add(uuid);
+            }
+        }
     }
 
     @Override
@@ -81,6 +103,15 @@ public NBTTagCompound writeToNBT(NBTTagCompound compound) {
 
         compound.setTag("hubMachineOwners", hubMachineOwnersTagList);
 
+        NBTTagList startingInventoryReceiversTagList = new NBTTagList();
+        for(UUID uuid : startingInventoryReceivers) {
+            NBTTagCompound compoundUUID = new NBTTagCompound();
+            compoundUUID.setUniqueId("", uuid);
+            startingInventoryReceiversTagList.appendTag(compoundUUID);
+        }
+
+        compound.setTag("startingInventoryReceivers", startingInventoryReceiversTagList);
+
         return compound;
     }
 }