Start adding a chest gui system

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());
+    }
+}