unread mail notification on join

Author: zefir-git

src/main/java/pro/cloudnode/smp/cloudnodemsg/CloudnodeMSG.java

@@ -14,6 +14,7 @@
 import pro.cloudnode.smp.cloudnodemsg.command.ToggleMessageCommand;
 import pro.cloudnode.smp.cloudnodemsg.command.UnIgnoreCommand;
 import pro.cloudnode.smp.cloudnodemsg.listener.AsyncChatListener;
+import pro.cloudnode.smp.cloudnodemsg.listener.PlayerJoinListener;
 
 import java.io.InputStream;
 import java.sql.PreparedStatement;
@@ -48,6 +49,7 @@ public void onEnable() {
         Objects.requireNonNull(getCommand("togglemsg")).setExecutor(new ToggleMessageCommand());
 
         getServer().getPluginManager().registerEvents(new AsyncChatListener(), this);
+        getServer().getPluginManager().registerEvents(new PlayerJoinListener(), this);
     }
 
     @Override

src/main/java/pro/cloudnode/smp/cloudnodemsg/Permission.java

@@ -47,4 +47,9 @@ public final class Permission {
      * Allows to see the private messages of other players
      */
     public final static @NotNull String SPY = "cloudnodemsg.spy";
+
+    /**
+     * Allows using the /mail command
+     */
+    public final static @NotNull String MAIL = "cloudnodemsg.mail";
 }

src/main/java/pro/cloudnode/smp/cloudnodemsg/PluginConfig.java

@@ -256,6 +256,33 @@ public PluginConfig(final @NotNull FileConfiguration config) {
         );
     }
 
+    /**
+     * Should players be notified for unread mail on login?
+     */
+    public boolean mailNotifyOnLogin() {
+        return config.getBoolean("mail.notify-on-login");
+    }
+
+    /**
+     * Interval (in seconds) to notify players of unread mail. Set to 0 to disable.
+     */
+    public int mailNotifyInterval() {
+        return config.getInt("mail.notify-interval");
+    }
+
+    /**
+     * Unread mail notification message
+     * <p>Placeholders:</p>
+     * <ul><li>{@code <unread>} - the number of unread mail messages</li></ul>
+     *
+     * @param unread the number of unread mail messages
+     */
+    public @NotNull Component mailNotify(final int unread) {
+        return MiniMessage.miniMessage().deserialize(Objects.requireNonNull(config.getString("mail.notify")),
+                Placeholder.unparsed("unread", String.valueOf(unread))
+        );
+    }
+
     /**
      * No permission
      */

src/main/java/pro/cloudnode/smp/cloudnodemsg/listener/PlayerJoinListener.java

@@ -0,0 +1,23 @@
+package pro.cloudnode.smp.cloudnodemsg.listener;
+
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+import org.jetbrains.annotations.NotNull;
+import pro.cloudnode.smp.cloudnodemsg.CloudnodeMSG;
+import pro.cloudnode.smp.cloudnodemsg.Mail;
+import pro.cloudnode.smp.cloudnodemsg.Permission;
+
+public final class PlayerJoinListener implements Listener {
+    @EventHandler
+    public void onPlayerJoin(final @NotNull PlayerJoinEvent event) {
+        event.getPlayer().getServer().getScheduler().runTaskAsynchronously(CloudnodeMSG.getInstance(), () -> {
+            if (!CloudnodeMSG.getInstance().config().mailNotifyOnLogin()) return;
+            final @NotNull Player player = event.getPlayer();
+            if (!player.hasPermission(Permission.MAIL)) return;
+            final int unread = Mail.unread(player);
+            if (unread > 0) player.sendMessage(CloudnodeMSG.getInstance().config().mailNotify(unread));
+        });
+    }
+}

src/main/resources/config.yml

@@ -98,6 +98,18 @@ toggle:
         #  <player> - the player's username
         other: "<green>(!) Re-enabled private messages for <gray><player></gray>.</green>"
 
+mail:
+  # Should players be notified for unread mail on login?
+  notify-on-login: true
+
+  # Interval (in seconds) to notify players of unread mail. Set to 0 to disable.
+  notify-interval: 180
+
+  # Unread mail notification message
+  # Placeholders:
+  #  <unread> - the number of unread mail messages
+  notify: "<green>(!) You have <gray><unread></gray> unread messages.</green> <hover:show_text:'Click to view mail'><click:run_command:/mail read><gray>View mail</gray></click></hover>"
+
 # Error messages
 errors:
     # No permission