add block blocker

in the future, this will be it's own module or something

src/main/java/dev/plex/listener/impl/BlockListener.java

@@ -3,6 +3,10 @@ package dev.plex.listener.impl;
 import dev.plex.listener.PlexListener;
 import java.util.ArrayList;
 import java.util.List;
+
+import net.kyori.adventure.sound.Sound;
+import org.bukkit.Material;
+import org.bukkit.Particle;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.block.BlockBreakEvent;
@@ -12,13 +16,45 @@ public class BlockListener extends PlexListener
 {
     public List<String> blockedPlayers = new ArrayList<>();
 
+    private static final List<Material> blockedBlocks = new ArrayList<>();
+
+    private static List<String> cachedBlockedBlocksConfig = null;
+
     @EventHandler(priority = EventPriority.LOW)
     public void onBlockPlace(BlockPlaceEvent event)
     {
+        List<String> blockedBlocksConfig = plugin.config.getStringList("blockedBlocks");
+        if (blockedBlocksConfig != cachedBlockedBlocksConfig)
+        {
+            blockedBlocks.clear();
+            cachedBlockedBlocksConfig = blockedBlocksConfig;
+            for (String block : blockedBlocksConfig)
+            {
+                try
+                {
+                    blockedBlocks.add(Material.valueOf(block.toUpperCase()));
+                }
+                catch (IllegalArgumentException e)
+                {
+                    //
+                }
+            }
+        }
+
+        if (blockedBlocks.contains(event.getBlock().getType()))
+        {
+            event.getBlock().setType(Material.COBWEB);
+            Particle.CLOUD.builder().location(event.getBlock().getLocation().add(0.5,0.5,0.5)).receivers(event.getPlayer()).extra(0).offset(0.5,0.5,0.5).count(5).spawn();
+            Particle.FLAME.builder().location(event.getBlock().getLocation().add(0.5,0.5,0.5)).receivers(event.getPlayer()).extra(0).offset(0.5,0.5,0.5).count(3).spawn();
+            Particle.SOUL_FIRE_FLAME.builder().location(event.getBlock().getLocation().add(0.5,0.5,0.5)).receivers(event.getPlayer()).offset(0.5,0.5,0.5).extra(0).count(2).spawn();
+            event.getPlayer().playSound(Sound.sound(org.bukkit.Sound.BLOCK_FIRE_EXTINGUISH.key(), Sound.Source.BLOCK, 0.5f, 0.5f));
+        }
+
         if (blockedPlayers.size() == 0)
         {
             return;
         }
+
         if (blockedPlayers.contains(event.getPlayer().getName()))
         {
             event.setCancelled(true);

src/main/resources/config.yml

@@ -154,6 +154,12 @@ autowipe:
 # Should we allow drops from players?
 allowdrops: true
 
+# What blocks should be blocked?
+blockedBlocks:
+  - "SPAWNER"
+  - "STRUCTURE_BLOCK"
+  - "JIGSAW"
+
 worlds:
   flatlands:
     name: "Flatlands"