fix: upgrade shop prefab, applying enchantment upgrade

Author: Misat11

plugin/bukkit/build.gradle.kts

@@ -51,6 +51,7 @@ runTestServer {
         jvmArgs("-Dio.papermc.paper.suppress.sout.nags=true", "-DPaper.IgnoreJavaVersion=true")
         serverProperties {
             onlineMode(false)
+            property("level-type", "flat")
         }
     }
 }

plugin/common/src/main/java/org/screamingsandals/bedwars/game/upgrade/builtin/EnchantmentUpgradeHandler.java

@@ -58,7 +58,7 @@ public void handle(@NotNull UpgradeLevelChangedEventImpl event) {
             for (int i = 0; i < contents.length; i++) {
                 var item = contents[i];
 
-                if (!item.is(applyTo)) {
+                if (item == null || !item.is(applyTo)) {
                     continue;
                 }
 
@@ -100,7 +100,7 @@ public void handle(@NotNull PlayerRespawnedEventImpl event) {
                 for (int i = 0; i < contents.length; i++) {
                     var item = contents[i];
 
-                    if (!item.is(applyTo)) {
+                    if (item == null || !item.is(applyTo)) {
                         continue;
                     }
 

plugin/common/src/main/resources/variants/certain-popular-server.yml

@@ -202,11 +202,10 @@ upgrades:
       pitch: 1
       volume: 1
 
-# TODO: prefabs (already done shops with skin, shop file etc.)
 prefabs:
-  # Usage: /bw admin <arena> prefab upgradeShop
-  upgradeShop:
+  # Usage: /bw admin <arena> prefab upgrade-shop
+  upgrade-shop:
     type: command
     commands:
       - /bw admin %game% store add
-      - /bw admin %game% store file set certain-popular-server/upgradeShop.yml
+      - /bw admin %game% store file set certain-popular-server/upgrade-shop.yml