Add Invsee command and permissions

src/main/java/de/shiewk/smoderation/SModeration.java

@@ -2,6 +2,7 @@ package de.shiewk.smoderation;
 
 import de.shiewk.smoderation.command.*;
 import de.shiewk.smoderation.event.CustomInventoryEvents;
+import de.shiewk.smoderation.event.InvSeeEvents;
 import de.shiewk.smoderation.listener.PunishmentListener;
 import de.shiewk.smoderation.storage.PunishmentContainer;
 import net.kyori.adventure.text.Component;
@@ -26,6 +27,7 @@ public final class SModeration extends JavaPlugin {
     public static final TextColor PRIMARY_COLOR = TextColor.color(212, 0, 255);
     public static final TextColor SECONDARY_COLOR = TextColor.color(52, 143, 255);
     public static final TextColor INACTIVE_COLOR = NamedTextColor.GRAY;
+    public static final TextColor FAIL_COLOR = NamedTextColor.RED;
     public static final TextComponent CHAT_PREFIX = Component.text("SM \u00BB ").color(PRIMARY_COLOR);
 
     @Override
@@ -39,6 +41,7 @@ public final class SModeration extends JavaPlugin {
     public void onEnable() {
         getPluginManager().registerEvents(new PunishmentListener(), this);
         getPluginManager().registerEvents(new CustomInventoryEvents(), this);
+        getPluginManager().registerEvents(new InvSeeEvents(), this);
 
         final PluginCommand mute = getCommand("mute");
         assert mute != null;
@@ -75,6 +78,11 @@ public final class SModeration extends JavaPlugin {
         unban.setExecutor(new UnbanCommand());
         unban.setTabCompleter(new UnbanCommand());
 
+        final PluginCommand invsee = getCommand("invsee");
+        assert invsee != null;
+        invsee.setExecutor(new InvseeCommand());
+        invsee.setTabCompleter(new InvseeCommand());
+
         container.load(SAVE_FILE);
     }
 

src/main/java/de/shiewk/smoderation/command/InvseeCommand.java

@@ -0,0 +1,64 @@
+package de.shiewk.smoderation.command;
+
+import de.shiewk.smoderation.util.PlayerUtil;
+import net.kyori.adventure.text.Component;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandExecutor;
+import org.bukkit.command.CommandSender;
+import org.bukkit.command.TabCompleter;
+import org.bukkit.entity.HumanEntity;
+import org.bukkit.entity.Player;
+import org.bukkit.util.StringUtil;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static de.shiewk.smoderation.SModeration.*;
+
+public class InvseeCommand implements CommandExecutor, TabCompleter {
+
+
+    @Override
+    public boolean onCommand(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
+        if (args.length < 1) {
+            return false;
+        }
+        if (sender instanceof HumanEntity human){
+            final Player player = PlayerUtil.findOnlinePlayer(args[0]);
+            if (player != null) {
+                if (human.getUniqueId().equals(player.getUniqueId())){
+                    human.sendMessage(Component.text("You can't open your own inventory.").color(FAIL_COLOR));
+                } else {
+                    human.sendMessage(CHAT_PREFIX.append(
+                            Component.text("Opening inventory of ").color(PRIMARY_COLOR)
+                                    .append(Component.text(player.getName()).color(SECONDARY_COLOR))
+                                    .append(Component.text("."))
+                    ));
+                    human.openInventory(player.getInventory());
+                }
+            } else {
+                human.sendMessage(Component.text("This player is not online.").color(FAIL_COLOR));
+            }
+        } else {
+            sender.sendMessage(Component.text("Only an entity that can open inventories can execute this command!").color(FAIL_COLOR));
+        }
+        return true;
+    }
+
+    @Override
+    public @Nullable List<String> onTabComplete(@NotNull CommandSender sender, @NotNull Command command, @NotNull String label, @NotNull String[] args) {
+        if (args.length > 1){
+            return List.of();
+        }
+        List<String> available = new ArrayList<>();
+        for (Player onlinePlayer : Bukkit.getOnlinePlayers()) {
+            available.add(onlinePlayer.getName());
+        }
+        List<String> completions = new ArrayList<>();
+        StringUtil.copyPartialMatches(args.length > 0 ? args[0] : "", available, completions);
+        return completions;
+    }
+}

src/main/java/de/shiewk/smoderation/event/InvSeeEvents.java

@@ -0,0 +1,29 @@
+package de.shiewk.smoderation.event;
+
+import org.bukkit.entity.HumanEntity;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.inventory.InventoryClickEvent;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.PlayerInventory;
+
+public class InvSeeEvents implements Listener {
+
+    @EventHandler
+    public void onInventoryClick(InventoryClickEvent event){
+        final Inventory clicked = event.getView().getTopInventory();
+        if (clicked instanceof PlayerInventory inventory){
+            final HumanEntity holder = inventory.getHolder();
+            if (!event.getWhoClicked().hasPermission("smod.invsee.modify")){
+                event.setCancelled(true);
+                return;
+            }
+            if (holder != null) {
+                if (holder.hasPermission("smod.invsee.preventmodify")){
+                    event.setCancelled(true);
+                }
+            }
+        }
+    }
+
+}

src/main/java/de/shiewk/smoderation/util/PlayerUtil.java

@@ -5,6 +5,7 @@ import de.shiewk.smoderation.punishments.Punishment;
 import org.bukkit.Bukkit;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -45,4 +46,13 @@ public abstract class PlayerUtil {
         }
     }
 
+    public static @Nullable Player findOnlinePlayer(String name){
+        for (Player onlinePlayer : Bukkit.getOnlinePlayers()) {
+            if (onlinePlayer.getName().equalsIgnoreCase(name)){
+                return onlinePlayer;
+            }
+        }
+        return null;
+    }
+
 }

src/main/resources/plugin.yml

@@ -54,6 +54,14 @@ commands:
       - spardon
     permission: smod.unban
     description: Unbans a banned player.
+  invsee:
+    usage: "§cUsage: /invsee <player>"
+    aliases:
+      - sinvsee
+      - smodinvsee
+      - invs
+    permission: smod.invsee
+    description: Views the inventory of another player.
 permissions:
   smod.mute:
     default: op
@@ -81,3 +89,14 @@ permissions:
   smod.logs:
     default: op
     description: Allows the player to view mod logs.
+  smod.invsee:
+    default: op
+    description: Allows the player to view other players inventories.
+  smod.invsee.modify:
+    default: op
+    description: Allows the player to view and modify other players inventories.
+    children:
+      - smod.invsee
+  smod.invsee.preventmodify:
+    default: op
+    description: When giving this permission to a player, prevents their inventory from being modified.