Start adding a chest gui system

src/main/java/dev/zontreck/libzontreck/LibZontreck.java

@@ -10,6 +10,7 @@ import java.util.UUID;
 
 import dev.zontreck.ariaslib.util.DelayedExecutorService;
 import dev.zontreck.eventsbus.Bus;
+import dev.zontreck.libzontreck.chestgui.ChestGUIRegistry;
 import dev.zontreck.libzontreck.currency.Bank;
 import dev.zontreck.libzontreck.currency.CurrencyHelper;
 import dev.zontreck.libzontreck.networking.NetworkEvents;
@@ -80,6 +81,7 @@ public class LibZontreck {
         MinecraftForge.EVENT_BUS.register(new ForgeEventHandlers());
         MinecraftForge.EVENT_BUS.register(new Commands());
         MinecraftForge.EVENT_BUS.register(new NetworkEvents());
+        MinecraftForge.EVENT_BUS.register(new ChestGUIRegistry());
 
         Bus.Reset();
 

src/main/java/dev/zontreck/libzontreck/chestgui/ChestGUI.java

@@ -0,0 +1,90 @@
+package dev.zontreck.libzontreck.chestgui;
+
+import dev.zontreck.libzontreck.LibZontreck;
+import dev.zontreck.libzontreck.networking.packets.ChestGUIOpenC2S;
+import dev.zontreck.libzontreck.vectors.Vector2;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.ListTag;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.world.item.Item;
+import net.minecraftforge.fml.LogicalSide;
+import net.minecraftforge.items.ItemStackHandler;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+public class ChestGUI
+{
+    private ItemStackHandler container = new ItemStackHandler((9*3));
+    private String MenuTitle;
+    private UUID player;
+    private List<ChestGUIButton> buttons = new ArrayList<>();
+    private ResourceLocation id;
+    public ChestGUI withButton(ChestGUIButton button)
+    {
+        buttons.add(button);
+        container.setStackInSlot(button.getSlotNum(), button.buildIcon());
+
+        return this;
+    }
+
+    public ChestGUI withTitle(String title)
+    {
+        MenuTitle = title;
+
+        return this;
+    }
+
+    public static ChestGUI builder()
+    {
+        return new ChestGUI();
+    }
+
+    public ChestGUI withPlayer(UUID id)
+    {
+        player=id;
+        return this;
+    }
+
+    /**
+     * Open the GUI on the client
+     */
+    public void open()
+    {
+        if(LibZontreck.CURRENT_SIDE == LogicalSide.SERVER)
+        {
+
+        }
+    }
+
+    public boolean isPlayer(UUID ID)
+    {
+        return player.equals(ID);
+    }
+
+    public ChestGUI withGUIId(ResourceLocation id)
+    {
+        this.id = id;
+        return this;
+    }
+
+    public boolean matches(ResourceLocation id)
+    {
+        return this.id.equals(id);
+    }
+
+    public void handleButtonClicked(int slot, Vector2 pos, Item item) {
+        for(ChestGUIButton button : buttons)
+        {
+            if(button.getSlotNum() == slot)
+            {
+                if(button.buildIcon().getItem() == item)
+                {
+                    button.clicked();
+                    return;
+                }
+            }
+        }
+    }
+}

src/main/java/dev/zontreck/libzontreck/chestgui/ChestGUIButton.java

@@ -0,0 +1,104 @@
+package dev.zontreck.libzontreck.chestgui;
+
+import dev.zontreck.libzontreck.lore.LoreContainer;
+import dev.zontreck.libzontreck.lore.LoreEntry;
+import dev.zontreck.libzontreck.util.ChatHelpers;
+import dev.zontreck.libzontreck.vectors.Vector2;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtUtils;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.item.ItemStack;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ChestGUIButton
+{
+    private Item icon;
+    private String name;
+    private List<LoreEntry> tooltipInfo;
+
+    private Runnable callback;
+    private CompoundTag NBT = new CompoundTag();
+
+    /**
+     * Position is Row (X), Column (Y)
+     */
+    private Vector2 position;
+
+    public ChestGUIButton(Item icon, String name, Runnable callback, Vector2 position)
+    {
+        this.icon = icon;
+        this.name = name;
+        this.callback = callback;
+        this.position = position;
+        tooltipInfo = new ArrayList<>();
+    }
+
+    public ChestGUIButton(ItemStack existing, Runnable callback, Vector2 position)
+    {
+        this.callback = callback;
+        this.position = position;
+
+        LoreContainer container = new LoreContainer(existing);
+        tooltipInfo = container.miscData.LoreData;
+        name = existing.getHoverName().getString();
+        icon = existing.getItem();
+        NBT = existing.getTag();
+
+    }
+
+    public ChestGUIButton withNBT(CompoundTag tag)
+    {
+        this.NBT = tag;
+        return this;
+    }
+
+    public ItemStack buildIcon()
+    {
+        ItemStack ret = new ItemStack(icon,1);
+        ret = ret.setHoverName(ChatHelpers.macro(name));
+
+        LoreContainer cont = new LoreContainer(ret);
+
+        for (LoreEntry str : tooltipInfo)
+        {
+            cont.miscData.LoreData.add(str);
+        }
+
+        cont.commitLore();
+
+        NBT.putInt("slot", getSlotNum());
+        NBT.put("pos", position.serialize());
+
+        ret.setTag(NBT);
+
+        return ret;
+    }
+
+    /**
+     * Adds a line to the Lore (Tooltip) of the button
+     * @param line The line to add
+     * @return ChestGUIButton instance
+     */
+    public ChestGUIButton withInfo(LoreEntry line)
+    {
+        tooltipInfo.add(line);
+
+        return this;
+    }
+
+    /**
+     * Returns the slot number in the 32 item grid
+     * @return Slot number from vector (row, column)
+     */
+    public int getSlotNum()
+    {
+        return (int) Math.floor((position.x * 9) + position.y);
+    }
+
+    public void clicked()
+    {
+        callback.run();
+    }
+}

src/main/java/dev/zontreck/libzontreck/chestgui/ChestGUIRegistry.java

@@ -0,0 +1,34 @@
+package dev.zontreck.libzontreck.chestgui;
+
+import dev.zontreck.libzontreck.events.GUIButtonClickedEvent;
+import dev.zontreck.libzontreck.vectors.Vector2;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ChestGUIRegistry
+{
+    public static List<ChestGUI> ActiveGUIs = new ArrayList<>();
+
+    @SubscribeEvent
+    public void onChestGUIButtonClicked(GUIButtonClickedEvent event)
+    {
+        for(ChestGUI gui : ActiveGUIs)
+        {
+            if(gui.isPlayer(event.player))
+            {
+                if(gui.matches(event.id))
+                {
+                    // Handle the click now
+                    CompoundTag tag = event.stack.getTag();
+                    Vector2 pos = new Vector2(tag.getCompound("pos"));
+                    int slot = tag.getInt("slot");
+                    gui.handleButtonClicked(slot, pos, event.stack.getItem());
+                }
+
+            }
+        }
+    }
+}

src/main/java/dev/zontreck/libzontreck/events/GUIButtonClickedEvent.java

@@ -0,0 +1,21 @@
+package dev.zontreck.libzontreck.events;
+
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.world.item.ItemStack;
+import net.minecraftforge.eventbus.api.Event;
+
+import java.util.UUID;
+
+public class GUIButtonClickedEvent extends Event
+{
+    public ResourceLocation id;
+    public ItemStack stack;
+    public UUID player;
+
+    public GUIButtonClickedEvent(ItemStack stack, ResourceLocation id, UUID player)
+    {
+        this.id = id;
+        this.stack = stack;
+        this.player = player;
+    }
+}

src/main/java/dev/zontreck/libzontreck/events/OpenGUIEvent.java

@@ -0,0 +1,32 @@
+package dev.zontreck.libzontreck.events;
+
+import dev.zontreck.libzontreck.util.ServerUtilities;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraftforge.eventbus.api.Cancelable;
+import net.minecraftforge.eventbus.api.Event;
+
+import java.util.UUID;
+
+@Cancelable
+public class OpenGUIEvent extends Event
+{
+    private  ResourceLocation GUIId;
+    private UUID playerID;
+
+    public OpenGUIEvent(ResourceLocation ID, UUID player)
+    {
+        GUIId = ID;
+        playerID = player;
+    }
+
+    public boolean matches(ResourceLocation id)
+    {
+        return GUIId.equals(id);
+    }
+
+    public ServerPlayer getPlayer()
+    {
+        return ServerUtilities.getPlayerByID(getPlayer().getStringUUID());
+    }
+}

src/main/java/dev/zontreck/libzontreck/networking/ModMessages.java

@@ -2,6 +2,7 @@ package dev.zontreck.libzontreck.networking;
 
 import dev.zontreck.libzontreck.LibZontreck;
 import dev.zontreck.libzontreck.events.RegisterPacketsEvent;
+import dev.zontreck.libzontreck.networking.packets.C2SChestGUIButtonClicked;
 import dev.zontreck.libzontreck.networking.packets.ChestGUIOpenC2S;
 import dev.zontreck.libzontreck.networking.packets.IPacket;
 import net.minecraft.resources.ResourceLocation;
@@ -51,6 +52,11 @@ public class ModMessages {
             .consumerMainThread(ChestGUIOpenC2S::handle)
             .add();
 
+        net.messageBuilder(C2SChestGUIButtonClicked.class, PACKET_ID.getAndIncrement(), NetworkDirection.PLAY_TO_SERVER)
+                .decoder(C2SChestGUIButtonClicked::new)
+                .encoder(C2SChestGUIButtonClicked::toBytes)
+                .consumerMainThread(C2SChestGUIButtonClicked::handle)
+                .add();
 
     }
 

src/main/java/dev/zontreck/libzontreck/networking/packets/C2SChestGUIButtonClicked.java

@@ -0,0 +1,55 @@
+package dev.zontreck.libzontreck.networking.packets;
+
+import dev.zontreck.libzontreck.events.GUIButtonClickedEvent;
+import dev.zontreck.libzontreck.vectors.Vector2;
+import net.minecraft.client.Minecraft;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.nbt.NbtUtils;
+import net.minecraft.network.FriendlyByteBuf;
+import net.minecraft.resources.ResourceLocation;
+import net.minecraft.world.item.ItemStack;
+import net.minecraftforge.common.MinecraftForge;
+import net.minecraftforge.network.NetworkEvent;
+
+import java.util.UUID;
+import java.util.function.Supplier;
+
+public class C2SChestGUIButtonClicked
+{
+    private ItemStack stack;
+    private ResourceLocation id;
+    private UUID player;
+
+    public C2SChestGUIButtonClicked(ItemStack stack, ResourceLocation id)
+    {
+        this.stack = stack;
+
+        this.id = id;
+        player = Minecraft.getInstance().player.getUUID();
+    }
+
+    public C2SChestGUIButtonClicked(FriendlyByteBuf buf)
+    {
+        stack = buf.readItem();
+        id = buf.readResourceLocation();
+    }
+
+    public void toBytes(FriendlyByteBuf buf)
+    {
+        buf.writeItem(stack);
+        buf.writeResourceLocation(id);
+    }
+
+    public boolean handle(Supplier<NetworkEvent.Context> ctx)
+    {
+        NetworkEvent.Context context = ctx.get();
+
+        context.enqueueWork(()->{
+            // We're on the server now.
+
+            MinecraftForge.EVENT_BUS.post(new GUIButtonClickedEvent(stack, id, player));
+        });
+
+        return true;
+    }
+}

src/main/java/dev/zontreck/libzontreck/networking/packets/ChestGUIOpenC2S.java

@@ -2,9 +2,11 @@ package dev.zontreck.libzontreck.networking.packets;
 
 import java.util.function.Supplier;
 
+import dev.zontreck.libzontreck.events.OpenGUIEvent;
 import dev.zontreck.libzontreck.networking.structures.OpenGUIRequest;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.network.FriendlyByteBuf;
+import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.network.NetworkEvent;
 
 /**
@@ -36,6 +38,8 @@ public class ChestGUIOpenC2S {
         ctx.enqueueWork(()->{
             // We are on the server!
             OpenGUIRequest req = new OpenGUIRequest(data);
+
+            MinecraftForge.EVENT_BUS.post(new OpenGUIEvent(req.ID, req.playerID));
         });
 
         return true;

src/main/java/dev/zontreck/libzontreck/networking/structures/OpenGUIRequest.java

@@ -7,37 +7,30 @@ import java.util.UUID;
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.ListTag;
 import net.minecraft.nbt.Tag;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.item.ItemStack;
 
 public class OpenGUIRequest {
-    public List<ItemStack> options = new ArrayList<>();
+    public ResourceLocation ID;
-    public String GUITitle;
     public UUID playerID;
 
     public OpenGUIRequest(CompoundTag tag)
     {
-        ListTag items = tag.getList("items", Tag.TAG_COMPOUND);
+        CompoundTag tags = tag.getCompound("id");
 
-        for(Tag tags : items)
+        ID = new ResourceLocation(tags.getString("mod"), tags.getString("id"));
-        {
-            ItemStack is = ItemStack.of((CompoundTag)tags);
-            options.add(is);
-        }
-
-        GUITitle = tag.getString("title");
         playerID = tag.getUUID("player");
     }
 
     public CompoundTag serialize()
     {
         CompoundTag tag = new CompoundTag();
-        tag.putString("title", GUITitle);
         tag.putUUID("player", playerID);
-        ListTag lst = new ListTag();
+        CompoundTag tags = new CompoundTag();
-        for (ItemStack itemStack : options) {
+        tags.putString("mod", ID.getNamespace());
-            lst.add(itemStack.serializeNBT());
+        tags.putString("id", ID.getPath());
-        }
+
-        tag.put("items", lst);
+        tag.put("id", tags);
 
         return tag;
     }