Fix issue with /unmute not affecting role persist

Author: TechnoVisionDev

src/main/java/technobot/commands/staff/UnMuteCommand.java

@@ -74,6 +74,7 @@ public void execute(SlashCommandInteractionEvent event) {
 
         // Remove muted role to user
         event.getGuild().removeRoleFromMember(target, muteRole).queue();
+        moderationHandler.unMuteUser(target.getIdLong());
         user.openPrivateChannel().queue(privateChannel -> {
             // Private message user with reason for kick
             MessageEmbed msg = moderationHandler.createCaseMessage(event.getUser().getIdLong(),"Un-Mute", EmbedColor.SUCCESS.color);

src/main/java/technobot/data/cache/moderation/Moderation.java

@@ -40,10 +40,18 @@ public Moderation(long guild) {
      * @param userID the ID of the user to mute.
      */
     public void addMute(long userID) {
-        //if (mutes == null) mutes = new HashSet<>();
         mutes.add(userID);
     }
 
+    /**
+     * Remove a user ID from the mute list
+     *
+     * @param userID the ID of the user to unmute.
+     */
+    public void removeMute(long userID) {
+        mutes.remove(userID);
+    }
+
     /**
      * Adds a warning to the database.
      *

src/main/java/technobot/handlers/ModerationHandler.java

@@ -277,7 +277,17 @@ public void setMuteRole(long roleID) {
      */
     public void muteUser(long userID) {
         moderation.addMute(userID);
-        bot.database.moderation.updateOne(filter, Updates.push("mutes", userID));
+        bot.database.moderation.updateOne(filter, Updates.addToSet("mutes", userID));
+    }
+
+    /**
+     * Removes a user from the list of mutes (for role persists).
+     *
+     * @param userID the ID of the user to unmute.
+     */
+    public void unMuteUser(long userID) {
+        moderation.removeMute(userID);
+        bot.database.moderation.updateOne(filter, Updates.pull("mutes", userID));
     }
 
     /**