config reload command

src/main/java/me/youhavetrouble/notjustnameplates/NJNConfig.java

@@ -17,18 +17,25 @@ public class NJNConfig {
 
     private final HashMap<String, DisplayContent> displayContents = new HashMap<>();
 
+    public final String noPermissionMessage, configReloadedMessage;
+
     protected NJNConfig(NotJustNameplates plugin) {
         this.plugin = plugin;
         plugin.saveDefaultConfig();
         plugin.reloadConfig();
-        this.config = plugin.getConfig();
-        reload();
-    }
 
-    public void reload() {
-        displayContents.clear();
         this.config = plugin.getConfig();
 
+        ConfigurationSection messagesSection = config.getConfigurationSection("messages");
+        if (messagesSection == null) {
+            messagesSection = config.createSection("messages");
+            plugin.getLogger().severe("No messages section found in config! Correct your config and reload.");
+        }
+
+        noPermissionMessage = messagesSection.getString("no-permission", "<red>You do not have permission to use this.");
+        configReloadedMessage = messagesSection.getString("config-reloaded", "<aqua>NJN Config reloaded.");
+
+
         ConfigurationSection namePlatesSection = config.getConfigurationSection("nameplates");
         if (namePlatesSection == null) {
             plugin.getLogger().severe("No nameplates section found in config! Correct your config and reload.");
@@ -44,6 +51,7 @@ public class NJNConfig {
         }
     }
 
+
     public DisplayContent getDisplayContent(String name) {
         return displayContents.get(name);
     }

src/main/java/me/youhavetrouble/notjustnameplates/NotJustNameplates.java

@@ -1,5 +1,6 @@
 package me.youhavetrouble.notjustnameplates;
 
+import me.youhavetrouble.notjustnameplates.commands.MainCommand;
 import me.youhavetrouble.notjustnameplates.nameplates.TeamManagementListener;
 import org.bukkit.permissions.PermissionDefault;
 import org.bukkit.plugin.java.JavaPlugin;
@@ -11,14 +12,22 @@ public final class NotJustNameplates extends JavaPlugin {
     private static NJNConfig config;
     private static long time = Long.MIN_VALUE;
 
+    private TeamManagementListener teamManagementListener = null;
+
     @Override
     public void onEnable() {
         instance = this;
         config = new NJNConfig(this);
 
         DefaultPermissions.registerPermission("notjustnameplates.seeown", "Allows a player to see their own nameplate", PermissionDefault.FALSE);
+        DefaultPermissions.registerPermission("notjustnameplates.command", "Allows a player to use the /njn command", PermissionDefault.TRUE);
+
+        this.teamManagementListener = new TeamManagementListener(this);
+
+        getServer().getPluginManager().registerEvents(this.teamManagementListener, this);
+
+        new MainCommand(this);
 
-        getServer().getPluginManager().registerEvents(new TeamManagementListener(this), this);
         getServer().getScheduler().runTaskTimerAsynchronously(this, () -> {
             time++;
             if (config == null) return;
@@ -31,6 +40,12 @@ public final class NotJustNameplates extends JavaPlugin {
         }, 1, 1);
     }
 
+    public void reloadPluginConfig() {
+        config = new NJNConfig(this);
+        teamManagementListener.reloadTeams();
+
+    }
+
     public static NotJustNameplates getInstance() {
         return instance;
     }

src/main/java/me/youhavetrouble/notjustnameplates/commands/MainCommand.java

@@ -0,0 +1,52 @@
+package me.youhavetrouble.notjustnameplates.commands;
+
+
+import me.youhavetrouble.notjustnameplates.NotJustNameplates;
+import net.kyori.adventure.text.Component;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.util.StringUtil;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MainCommand extends Command {
+
+    public MainCommand(NotJustNameplates plugin) {
+        super("njn");
+        setPermission("notjustnameplates.command");
+        plugin.getServer().getCommandMap().register("njn", this);
+    }
+
+    @Override
+    public boolean execute(@NotNull CommandSender sender, @NotNull String commandLabel, @NotNull String[] args) {
+
+        if (args.length == 0) {
+            sender.sendMessage(Component.text("NotJustNameplates " + NotJustNameplates.getInstance().getPluginMeta().getVersion()));
+            return true;
+        }
+
+        if (args[0].equalsIgnoreCase("reload")) {
+            if (!sender.hasPermission("notjustnameplates.command.reload")) {
+                sender.sendMessage(Component.text("You do not have permission to use this command"));
+                return true;
+            }
+            NotJustNameplates.getInstance().reloadPluginConfig();
+            sender.sendMessage(Component.text("Reloaded config"));
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public @NotNull List<String> tabComplete(@NotNull CommandSender sender, @NotNull String alias, @NotNull String[] args) {
+        List<String> completions = new ArrayList<>();
+        if (args.length == 0) return completions;
+        if (args.length == 1 && sender.hasPermission("notjustnameplates.command.reload")) {
+            completions.add("reload");
+        }
+        return StringUtil.copyPartialMatches(args[args.length - 1], completions, new ArrayList<>());
+    }
+}

src/main/java/me/youhavetrouble/notjustnameplates/nameplates/TeamManagementListener.java

@@ -59,6 +59,18 @@ public class TeamManagementListener implements Listener {
         nameplate.remove();
     }
 
+    public void reloadTeams() {
+        this.players.values().forEach(Nameplate::remove);
+        this.players.clear();
+        for (Player player : Bukkit.getOnlinePlayers()) {
+            DisplayContent displayContent = NotJustNameplates.getPluginConfig().getDisplayContent("default");
+            players.put(player.getName(), new Nameplate(player.getUniqueId(), displayContent != null ? displayContent : new DisplayContent()));
+        }
+        for (Player player : Bukkit.getOnlinePlayers()) {
+            sendTeamMembers(player);
+        }
+    }
+
     private void addPlayerToTeam(@NotNull Player player, @NotNull Player target) {
         CraftPlayer craftPlayer = (CraftPlayer) target;
         ClientboundSetPlayerTeamPacket teamCreatePacket = ClientboundSetPlayerTeamPacket

src/main/resources/config.yml

@@ -21,3 +21,7 @@ nameplates:
     # "fixed" - no rotation
     billboard: "horizontal"
 
+messages:
+  config-reloaded: "<aqua>NJN Config reloaded."
+  no-permission: "<red>You do not have permission to use this."
+