Configureのリファクタ

h-sugawara · Nov 21, 2023 · 53e0ce7 · 53e0ce7
1 parent 7de554c
commit 53e0ce7
Showing 1 changed file with 20 additions and 18 deletions.
diff --git a/lib/configure.js b/lib/configure.js
@@ -6,11 +6,27 @@ const ANCHOR_LINK_CLASS_NAME = 'link-preview';
 const DESCRIPTION_LENGTH = 140;
 const DISGUISE_CRAWLER = true;
 
+function getClassName(classNameFromHexoCfg, defaultAnchorLink) {
+    const obj = { anchor_link: defaultAnchorLink };
+
+    if (typeof classNameFromHexoCfg === 'string') {
+        obj.anchor_link = classNameFromHexoCfg || obj.anchor_link;
+    } else if (typeof classNameFromHexoCfg === 'object') {
+        if (hasProperty(classNameFromHexoCfg, 'anchor_link') && typeof classNameFromHexoCfg.anchor_link === 'string') {
+            obj.anchor_link = classNameFromHexoCfg.anchor_link || obj.anchor_link;
+        }
+
+        if (hasProperty(classNameFromHexoCfg, 'image') && classNameFromHexoCfg.image !== '') {
+            obj.image = classNameFromHexoCfg.image;
+        }
+    }
+
+    return obj;
+}
+
 module.exports = hexoCfg => {
     const config = {
-        class_name: {
-            anchor_link: ANCHOR_LINK_CLASS_NAME,
-        },
+        class_name: { anchor_link: ANCHOR_LINK_CLASS_NAME },
         description_length: DESCRIPTION_LENGTH,
         disguise_crawler: DISGUISE_CRAWLER,
     };
@@ -22,25 +38,11 @@ module.exports = hexoCfg => {
     const hexoCfgLinkPreview = hexoCfg.link_preview;
 
     if (hasProperty(hexoCfgLinkPreview, 'class_name')) {
-        const hexoCfgLinkPreviewClassName = hexoCfgLinkPreview.class_name;
-
-        if (typeof hexoCfgLinkPreviewClassName === 'string') {
-            config.class_name.anchor_link = hexoCfgLinkPreviewClassName || config.class_name.anchor_link;
-        } else if (typeof hexoCfgLinkPreviewClassName === 'object') {
-            if (hasProperty(hexoCfgLinkPreviewClassName, 'anchor_link') && typeof hexoCfgLinkPreviewClassName.anchor_link === 'string') {
-                config.class_name.anchor_link = hexoCfgLinkPreviewClassName.anchor_link || config.class_name.anchor_link;
-            }
-
-            if (hasProperty(hexoCfgLinkPreviewClassName, 'image') && hexoCfgLinkPreviewClassName.image !== '') {
-                config.class_name.image = hexoCfgLinkPreviewClassName.image;
-            }
-        }
+        config.class_name = getClassName(hexoCfgLinkPreview.class_name, config.class_name.anchor_link);
     }
-
     if (hasProperty(hexoCfgLinkPreview, 'description_length') && typeof hexoCfgLinkPreview.description_length === 'number') {
         config.description_length = hexoCfgLinkPreview.description_length || config.description_length;
     }
-
     if (hasProperty(hexoCfgLinkPreview, 'disguise_crawler') && typeof hexoCfgLinkPreview.disguise_crawler === 'boolean') {
         config.disguise_crawler = hexoCfgLinkPreview.disguise_crawler;
     }