Truncate too long custom ping values

Author: Matyrobbrt

src/commander/java/com/mcmoddev/mmdbot/commander/custompings/CustomPingsListener.java

@@ -33,6 +33,7 @@
 import net.dv8tion.jda.api.entities.Member;
 import net.dv8tion.jda.api.entities.Message;
 import net.dv8tion.jda.api.entities.MessageChannel;
+import net.dv8tion.jda.api.entities.MessageEmbed;
 import net.dv8tion.jda.api.events.message.MessageReceivedEvent;
 import net.dv8tion.jda.api.exceptions.ErrorHandler;
 import net.dv8tion.jda.api.hooks.EventListener;
@@ -66,7 +67,7 @@ public static void handlePings(final @NonNull Guild guild, @NonNull final Messag
             if (userId == author.getIdLong()) return;
             guild.retrieveMemberById(userId).queue(user -> {
                 // They can't view the channel
-                if (!canViewChannel(guild, user, message.getGuildChannel())) return;
+                if (!canViewChannel(user, message.getGuildChannel())) return;
                 user.getUser().openPrivateChannel().queue(privateChannel -> {
                     final var dmAction = pings.stream()
                         .filter(p -> p.test(message))
@@ -87,14 +88,14 @@ public static MessageAction sendPingMessage(final CustomPing ping, final Message
         return channel.sendMessageEmbeds(
             new EmbedBuilder()
                 .setAuthor("New ping from: %s".formatted(message.getAuthor().getName()), message.getJumpUrl(), message.getAuthor().getAvatarUrl())
-                .addField(ping.text(), message.getContentRaw().isBlank() ? "[Blank]" : message.getContentRaw(), false)
+                .addField(ping.text(), Utils.truncate(message.getContentRaw().isBlank() ? "[Blank]" : message.getContentRaw(), MessageEmbed.VALUE_MAX_LENGTH), false)
                 .addField("Link", message.getJumpUrl(), false)
                 .setTimestamp(message.getTimeCreated())
                 .build()
         );
     }
 
-    public static boolean canViewChannel(Guild guild, Member member, GuildChannel channel) {
+    public static boolean canViewChannel(Member member, GuildChannel channel) {
         return member.getPermissions(channel).contains(Permission.VIEW_CHANNEL);
     }
 }

src/core/java/com/mcmoddev/mmdbot/core/util/Utils.java

@@ -76,6 +76,10 @@ public static String uppercaseFirstLetter(final String string) {
         return string.substring(0, 1).toUpperCase(Locale.ROOT) + string.substring(1);
     }
 
+    public static String truncate(final String str, int limit) {
+        return str.length() > (limit - 3) ? str.substring(0, limit - 3) + "..." : str;
+    }
+
     /**
      * Schedules a task to run at the specified {@code date}.
      *