Update IslandMembersGUI

plugin/src/main/java/com/alttd/cometskyblock/commands/island/IslandMembers.java

@@ -2,7 +2,9 @@ package com.alttd.cometskyblock.commands.island;
 
 import com.alttd.cometskyblock.CometSkyBlockPlugin;
 import com.alttd.cometskyblock.commands.PlayerSubCommand;
+import com.alttd.cometskyblock.island.Island;
 import com.alttd.cometskyblock.island.IslandPlayer;
+import com.alttd.cometskyblock.island.gui.MembersGUI;
 import org.bukkit.entity.Player;
 
 public class IslandMembers extends PlayerSubCommand {
@@ -13,6 +15,18 @@ public class IslandMembers extends PlayerSubCommand {
 
     @Override
     public boolean execute(Player player, IslandPlayer islandPlayer, String[] args) {
+        if (islandPlayer.islandId() == 0) {
+            // You need an island to be able to do this
+            return true;
+        }
+
+        Island island = Island.getIsland(islandPlayer.islandUUID());
+        if (island == null) {
+            // "Could not load your island. Contact an administrator"
+            return true;
+        }
+
+        new MembersGUI().open(player);
         return true;
     }
 }

plugin/src/main/java/com/alttd/cometskyblock/gui/GUIInventory.java

@@ -19,13 +19,13 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.function.Consumer;
-
+// TODO - load the gui from a dependency and share basic info
 public abstract class GUIInventory implements GUI, InventoryHolder {
 
     private final Inventory inventory;
     private final Map<Integer, GUIButton> buttons = new HashMap<>();
-    int currentSlot = 0;
+    protected int currentSlot = 0;
-    int pageIndex = 0;
+    protected int pageIndex = 0;
 
     public GUIInventory() {
         this.inventory = this.createInventory();
@@ -62,7 +62,7 @@ public abstract class GUIInventory implements GUI, InventoryHolder {
         this.buttons.put(slot, button);
     }
 
-    public void decorate(Player player) {
+    protected void decorate(Player player) {
         this.buttons.forEach((slot, button) -> {
             ItemStack icon = button.iconCreator().apply(player);
             this.inventory.setItem(slot, icon);
@@ -91,7 +91,7 @@ public abstract class GUIInventory implements GUI, InventoryHolder {
         return item;
     }
 
-    void makeMenuBar() {
+    protected void makeMenuBar() {
         for (int i = inventory.getSize() - 9; i < inventory.getSize(); ++i) {
             addButton(i, createMenuButton(Material.BLACK_STAINED_GLASS_PANE, "", new ArrayList<>(), event -> {}));
         }
@@ -112,4 +112,22 @@ public abstract class GUIInventory implements GUI, InventoryHolder {
         return true;
     }
 
+    protected void createPrevPageButton(Player player) {
+        addButton(48, createMenuButton(Material.PAPER, "<yellow><< Previous Page", new ArrayList<>(), event -> {
+            --pageIndex;
+            decorate(player);
+        }));
+    }
+
+    protected void createNextPageButton(Player player) {
+        addButton(50, createMenuButton(Material.PAPER, "<yellow>Next Page >>", new ArrayList<>(), event -> {
+            ++pageIndex;
+            decorate(player);
+        }));
+    }
+
+    protected void createExitButton(Player player, int slot) {
+        addButton(slot, createMenuButton(Material.BARRIER, "<yellow>Exit Menu", new ArrayList<>(), event -> player.closeInventory()));
+    }
+
 }

plugin/src/main/java/com/alttd/cometskyblock/island/gui/MembersGUI.java

@@ -1,17 +1,86 @@
 package com.alttd.cometskyblock.island.gui;
 
+import com.alttd.cometskyblock.gui.GUIButton;
 import com.alttd.cometskyblock.gui.GUIInventory;
+import com.alttd.cometskyblock.island.Island;
+import com.alttd.cometskyblock.island.IslandPlayer;
 import net.kyori.adventure.text.minimessage.MiniMessage;
 import org.bukkit.Bukkit;
+import org.bukkit.Material;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.entity.Player;
+import org.bukkit.event.inventory.InventoryClickEvent;
 import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.SkullMeta;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import java.util.function.Consumer;
 
 public class MembersGUI extends GUIInventory {
 
     public MembersGUI() {
         super();
     }
+
     @Override
     protected Inventory createInventory() { // TODO - config
-        return Bukkit.createInventory(this, 54, MiniMessage.miniMessage().deserialize("<red>GUI"));
+        return Bukkit.createInventory(this, 54, MiniMessage.miniMessage().deserialize("<yellow>Island Members"));
+    }
+
+    @Override
+    public void decorate(Player player) {
+        currentSlot = 9;
+        makeMenuBar();
+
+        IslandPlayer islandPlayer = IslandPlayer.getIslandPlayer(player.getUniqueId());
+        if (islandPlayer.islandId() == 0) {
+            // You need an island to be able to do this
+            return;
+        }
+
+        Island island = Island.getIsland(islandPlayer.islandUUID());
+        if (island == null) {
+            // "Could not load your island. Contact an administrator"
+            return;
+        }
+
+        addButton(5, createPlayerHeadMenuButton(island.owner(), event -> {}));
+
+        int startIndex = pageIndex * 45;
+        for (int i = startIndex; i < island.members().size(); i++) {
+            GUIButton guiButton = createPlayerHeadMenuButton(island.members().get(i), event -> {});
+            if (!addItem(guiButton)) {
+                createNextPageButton(player);
+                break;
+            }
+        }
+
+        if (pageIndex > 0) {
+            createPrevPageButton(player);
+        }
+        super.decorate(player);
+    }
+
+    public GUIButton createPlayerHeadMenuButton(UUID uuid, Consumer<InventoryClickEvent> eventConsumer) {
+        return new GUIButton()
+                .creator(player -> createPlayerHead(uuid))
+                .consumer(eventConsumer);
+    }
+
+    public static ItemStack createPlayerHead(UUID uuid) {
+        ItemStack skull = new ItemStack(Material.PLAYER_HEAD);
+
+        OfflinePlayer player = Bukkit.getOfflinePlayer(uuid);
+        if (!player.hasPlayedBefore())
+            return skull;
+
+        SkullMeta meta = (SkullMeta) skull.getItemMeta();
+        meta.setPlayerProfile(player.getPlayerProfile());
+        skull.setItemMeta(meta);
+
+        return skull;
     }
 }