Make gui's work (but player settings are always recreated on login cus idk how to make the db work)

register listeners
Added back button to particle selection gui

src/main/java/com/alttd/gui/GUIListener.java

@@ -1,44 +0,0 @@
-package com.alttd.gui;
-
-import org.bukkit.entity.Player;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-import org.bukkit.event.inventory.InventoryClickEvent;
-import org.bukkit.event.inventory.InventoryCloseEvent;
-import org.bukkit.event.player.PlayerQuitEvent;
-
-public class GUIListener implements Listener {
-
-    /**
-     * Handles clicking inside a gui
-     * @param event gui click event
-     */
-    @EventHandler
-    public void onClick(InventoryClickEvent event){
-        if (!(event.getWhoClicked() instanceof Player player)){
-            return;
-        }
-
-        GUI gui = GUI.GUIByUUID.get(player.getUniqueId());
-        if (gui == null || gui.getInventory() == null)
-            return;
-        if (!gui.getInventory().equals(event.getInventory()))
-            return;
-        event.setCancelled(true);
-        GUIAction action = gui.getAction(event.getSlot());
-
-        if (action != null){
-            action.click(player);
-        }
-    }
-
-    @EventHandler
-    public void onClose(InventoryCloseEvent event) {
-        GUI.GUIByUUID.remove(event.getPlayer().getUniqueId());
-    }
-
-    @EventHandler
-    public void onQuit(PlayerQuitEvent event){
-        GUI.GUIByUUID.remove(event.getPlayer().getUniqueId());
-    }
-}

src/main/java/com/alttd/gui/actions/ActivateParticleSet.java

@@ -0,0 +1,19 @@
+package com.alttd.gui.actions;
+
+import com.alttd.gui.GUIAction;
+import com.alttd.objects.ParticleSet;
+import org.bukkit.entity.Player;
+
+public class ActivateParticleSet implements GUIAction {
+
+    ParticleSet particleSet;
+
+    public ActivateParticleSet(ParticleSet particleSet) {
+        this.particleSet = particleSet;
+    }
+
+    @Override
+    public void click(Player player) {
+        //TODO activate particle
+    }
+}

src/main/java/com/alttd/gui/actions/EnterParticleMenu.java

@@ -1,10 +1,12 @@
 package com.alttd.gui.actions;
 
+import com.alttd.AltitudeParticles;
 import com.alttd.gui.GUIAction;
 import com.alttd.gui.windows.ChooseParticleGUI;
 import com.alttd.objects.APartType;
 import net.kyori.adventure.text.minimessage.MiniMessage;
 import org.bukkit.entity.Player;
+import org.bukkit.scheduler.BukkitRunnable;
 
 public class EnterParticleMenu implements GUIAction {
     private static final MiniMessage miniMessage = MiniMessage.miniMessage();
@@ -17,7 +19,12 @@ public class EnterParticleMenu implements GUIAction {
 
     @Override
     public void click(Player player) {
-        ChooseParticleGUI chooseParticleGUI = new ChooseParticleGUI(aPartType, miniMessage.deserialize(aPartType.getName()));
-        chooseParticleGUI.open(player);
+        ChooseParticleGUI chooseParticleGUI = new ChooseParticleGUI(aPartType, miniMessage.deserialize(aPartType.getName()), player);
+        new BukkitRunnable() {
+            @Override
+            public void run() {
+                chooseParticleGUI.open(player);
+            }
+        }.runTaskLater(AltitudeParticles.getInstance(), 0);
     }
 }

src/main/java/com/alttd/gui/windows/ChooseParticleGUI.java

@@ -1,11 +1,54 @@
 package com.alttd.gui.windows;
 
+import com.alttd.AltitudeParticles;
+import com.alttd.config.Config;
 import com.alttd.gui.DefaultGUI;
+import com.alttd.gui.actions.ActivateParticleSet;
 import com.alttd.objects.APartType;
+import com.alttd.objects.ParticleSet;
+import com.alttd.storage.ParticleStorage;
 import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.minimessage.MiniMessage;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+import org.bukkit.scheduler.BukkitRunnable;
+
+import java.util.List;
+import java.util.stream.Collectors;
 
 public class ChooseParticleGUI extends DefaultGUI {
-    public ChooseParticleGUI(APartType aPartType, Component name) {
+
+    static ItemStack backButton;
+
+    static {
+        MiniMessage miniMessage = MiniMessage.miniMessage();
+
+        backButton = new ItemStack(Material.OAK_DOOR);
+        ItemMeta itemMeta = backButton.getItemMeta();
+        itemMeta.displayName(miniMessage.deserialize(Config.BACK_BUTTON));
+        backButton.setItemMeta(itemMeta);
+    }
+
+    public ChooseParticleGUI(APartType aPartType, Component name, Player player) {
         super(name);
+        List<ParticleSet> availableParticles = ParticleStorage.getParticleSets(aPartType).stream()
+                .filter(particleSet -> player.hasPermission(particleSet.getPermission()))
+                .collect(Collectors.toList());
+
+        int i = 0;
+        for (ParticleSet particleSet : availableParticles) {
+            if (i >= 25) //leave the last 2 slots of the inventory open
+                return;
+            setItem(i++, particleSet.getItemStack(), new ActivateParticleSet(particleSet));
+        }
+
+        setItem(26, backButton, clickingPlayer -> new BukkitRunnable() {
+            @Override
+            public void run() {
+                new OpenParticleGUI(clickingPlayer).open(clickingPlayer);
+            }
+        }.runTaskLater(AltitudeParticles.getInstance(), 0));
     }
 }

src/main/java/com/alttd/gui/windows/OpenParticleGUI.java

@@ -39,14 +39,12 @@ public class OpenParticleGUI extends DefaultGUI {
             setItem(i++, particlesType.getItemStack(), new EnterParticleMenu(particlesType));
         }
         PlayerSettings playerSettings = PlayerSettings.getPlayer(player.getUniqueId());
-        if (playerSettings == null)
-            return;
-        setItem(17, playerSettings.isSeeingParticles() ? seeOthersOn : seeOthersOff, new ToggleSeeParticles(this, playerSettings));
+        setItem(25, playerSettings.isSeeingParticles() ? seeOthersOn : seeOthersOff, new ToggleSeeParticles(this, playerSettings));
         setItem(26, playerSettings.hasActiveParticles() ? particlesOn : particlesOff, new ToggleParticlesActive(this, playerSettings));
     }
 
     public void updateSettingSlots(PlayerSettings playerSettings) {
-        setItem(17, playerSettings.isSeeingParticles() ? seeOthersOn : seeOthersOff, new ToggleSeeParticles(this, playerSettings));
+        setItem(25, playerSettings.isSeeingParticles() ? seeOthersOn : seeOthersOff, new ToggleSeeParticles(this, playerSettings));
         setItem(26, playerSettings.hasActiveParticles() ? particlesOn : particlesOff, new ToggleParticlesActive(this, playerSettings));
     }
 
@@ -80,13 +78,13 @@ public class OpenParticleGUI extends DefaultGUI {
         itemMeta.displayName(miniMessage.deserialize(Config.SEE_OTHERS_OFF_DESC));
         seeOthersOff.setItemMeta(itemMeta);
 
-        particlesOn = new ItemStack(Material.PLAYER_HEAD);
+        particlesOn = new ItemStack(Material.LIGHT);
         itemMeta = particlesOn.getItemMeta();
         itemMeta.displayName(miniMessage.deserialize(Config.PARTICLES_ON));
         itemMeta.displayName(miniMessage.deserialize(Config.PARTICLES_ON_DESC));
         particlesOn.setItemMeta(itemMeta);
 
-        particlesOff = new ItemStack(Material.PLAYER_HEAD);
+        particlesOff = new ItemStack(Material.BARRIER);
         itemMeta = particlesOff.getItemMeta();
         itemMeta.displayName(miniMessage.deserialize(Config.PARTICLES_OFF));
         itemMeta.displayName(miniMessage.deserialize(Config.PARTICLES_OFF_DESC));