feat(Guild): add the new nsfw_level property (#5660)

Co-authored-by: Jan <66554238+vaporox@users.noreply.github.com>
Co-authored-by: Noel <icrawltogo@gmail.com>

src/structures/Guild.js

@@ -24,6 +24,7 @@ const {
   PartialTypes,
   VerificationLevels,
   ExplicitContentFilterLevels,
+  NSFWLevels,
 } = require('../util/Constants');
 const DataResolver = require('../util/DataResolver');
 const SnowflakeUtil = require('../util/SnowflakeUtil');
@@ -115,14 +116,6 @@ class Guild extends Base {
      * @type {number}
      */
     this.shardID = data.shardID;
-
-    if ('nsfw' in data) {
-      /**
-       * Whether the guild is designated as not safe for work
-       * @type {boolean}
-       */
-      this.nsfw = data.nsfw;
-    }
   }
 
   /**
@@ -176,6 +169,14 @@ class Guild extends Base {
      */
     this.memberCount = data.member_count || this.memberCount;
 
+    if ('nsfw_level' in data) {
+      /**
+       * The NSFW level of this guild
+       * @type {NSFWLevel}
+       */
+      this.nsfwLevel = NSFWLevels[data.nsfw_level];
+    }
+
     /**
      * Whether the guild is "large" (has more than large_threshold members, 50 by default)
      * @type {boolean}