Adds sound effects to Blacksmiths and Scrappers

src/main/java/net/knarcraft/blacksmith/trait/Session.java

@@ -3,6 +3,9 @@ package net.knarcraft.blacksmith.trait;
 import net.citizensnpcs.api.npc.NPC;
 import net.knarcraft.blacksmith.BlacksmithPlugin;
 import net.knarcraft.blacksmith.util.ItemHelper;
+import org.bukkit.Sound;
+import org.bukkit.SoundCategory;
+import org.bukkit.World;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.scheduler.BukkitScheduler;
@@ -18,6 +21,7 @@ public abstract class Session implements Runnable {
 
     protected static final Random random = new Random();
     protected final Player player;
+    protected final NPC npc;
     protected long finishTime;
     protected int taskId;
 
@@ -25,9 +29,11 @@ public abstract class Session implements Runnable {
      * Instantiates a new session
      *
      * @param player <p>The player the session belongs to</p>
+     * @param npc    <p>The NPC involved in the session</p>
      */
-    public Session(@NotNull Player player) {
+    public Session(@NotNull Player player, @NotNull NPC npc) {
         this.player = player;
+        this.npc = npc;
     }
 
     /**
@@ -90,6 +96,10 @@ public abstract class Session implements Runnable {
         int actionDelay = getActionDelay();
         this.finishTime = System.currentTimeMillis() + (actionDelay * 1000L);
         taskId = scheduler.scheduleSyncDelayedTask(BlacksmithPlugin.getInstance(), this, actionDelay * 20L);
+        int playWorkSound = scheduler.scheduleSyncRepeatingTask(BlacksmithPlugin.getInstance(),
+                this::playWorkSound, 20, 20);
+        scheduler.scheduleSyncDelayedTask(BlacksmithPlugin.getInstance(), () -> scheduler.cancelTask(playWorkSound),
+                (actionDelay * 20L) - 20);
     }
 
     /**
@@ -140,4 +150,26 @@ public abstract class Session implements Runnable {
      */
     protected abstract int getActionDelay();
 
+    /**
+     * Plays an NPC sound
+     *
+     * @param sound <p>The sound to play</p>
+     */
+    protected void playSound(Sound sound) {
+        World world = this.npc.getEntity().getLocation().getWorld();
+        if (world != null) {
+            world.playSound(this.npc.getEntity(), sound, SoundCategory.AMBIENT, 0.5F, 1.0F);
+        }
+    }
+
+    /**
+     * Plays the working NPC sound
+     */
+    protected void playWorkSound() {
+        World world = this.npc.getEntity().getLocation().getWorld();
+        if (world != null) {
+            world.playSound(this.npc.getEntity(), Sound.BLOCK_PACKED_MUD_BREAK, SoundCategory.AMBIENT, 0.5F, (float) 0.5);
+        }
+    }
+
 }