added protection from glass (darkened does not hit), from grass-type blocks, as well as from non-survival players

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>org.dmitrium12</groupId>
     <artifactId>Sunburn</artifactId>
-    <version>1.1</version>
+    <version>1.2</version>
     <packaging>jar</packaging>
 
     <name>Sunburn</name>

src/main/java/org/dmitrium12/sunburn/Sunburn.java

@@ -1,5 +1,6 @@
 package org.dmitrium12.sunburn;
 
+import org.bukkit.GameMode;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.command.Command;
@@ -68,6 +69,11 @@ public final class Sunburn
         Player player = event.getPlayer();
         UUID playerId = player.getUniqueId();
 
+        if (player.getGameMode() != GameMode.SURVIVAL) {
+            stopBurnCountdown(playerId);
+            return;
+        }
+
         if (isPlayerExposedToSunlight(player)) {
             if (!activeTimers.containsKey(playerId)) {
                 startBurnCountdown(player);
@@ -90,10 +96,12 @@ public final class Sunburn
                     y,
                     player.getLocation().getBlockZ()
             );
-            if (
+
-                    !currentBlock.getType().equals(Material.AIR) &&
+            if (currentBlock.getType() == Material.TINTED_GLASS) {
-                    !currentBlock.getType().toString().contains("LEAF")
+                return false;
-            ) {
+            }
+
+            if (currentBlock.getLightLevel() == 0 && currentBlock.getType().isSolid()) {
                 return false;
             }
         }

src/main/resources/plugin.yml

@@ -1,5 +1,5 @@
 name: Sunburn
-version: '1.1'
+version: '1.2'
 main: org.dmitrium12.sunburn.Sunburn
 api-version: '1.21'
 authors: [ Dmitrium12 ]