Add config value to enable quality mode

src/main/java/de/epiceric/shopchest/config/Config.java

@@ -68,6 +68,9 @@ public class Config {
     /** Whether shops should be protected by explosions **/
     public boolean explosion_protection;
 
+    /** Whether quality mode should be enabled **/
+    public boolean enable_quality_mode;
+
     /** Whether hologram interaction should be enabled **/
     public boolean enable_hologram_interaction;
 
@@ -286,6 +289,7 @@ public class Config {
         buy_greater_or_equal_sell = plugin.getConfig().getBoolean("buy-greater-or-equal-sell");
         hopper_protection = plugin.getConfig().getBoolean("hopper-protection");
         two_line_prices = plugin.getConfig().getBoolean("two-line-prices");
+        enable_quality_mode = plugin.getConfig().getBoolean("enable-quality-mode");
         enable_hologram_interaction = plugin.getConfig().getBoolean("enable-hologram-interaction");
         enable_debug_log = plugin.getConfig().getBoolean("enable-debug-log");
         enable_worldguard_integration = plugin.getConfig().getBoolean("enable-worldguard-integration");

src/main/java/de/epiceric/shopchest/listeners/HologramUpdateListener.java

@@ -27,6 +27,13 @@ public class HologramUpdateListener implements Listener {
 
     @EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
     public void onPlayerMove(PlayerMoveEvent e) {
+        if (!plugin.getShopChestConfig().enable_quality_mode &&
+                e.getFrom().getBlockX() == e.getTo().getBlockX() &&
+                e.getFrom().getBlockY() == e.getTo().getBlockY() &&
+                e.getFrom().getBlockZ() == e.getTo().getBlockZ()) {
+            return;
+        }
+
         updateHolograms(e.getPlayer());
     }
 

src/main/resources/config.yml

@@ -14,6 +14,13 @@ language-file: "en_US"
 # Set whether the floating shop items on top of the chest should be shown
 show-shop-items: true
 
+# Set whether quality-mode should be enabled.
+# Showing and hiding holograms will look better,
+# but TPS will probably decrease.
+# Not recommended on servers with low performance
+# or on servers with a lot of shops!
+enable-quality-mode: false
+
 # Set whether interaction with the hologram should be enabled.
 # If set to true, a player can do the exact same thing with the
 # hologram, as with the chest. You can even open the chest if you