fix: check for undefined meta in post header

The meta object can exists but its properties can be undefined. So I
don't want to display the dl if all properties are undefined.

1 files changed, 11 insertions, 1 deletions

diff --git a/src/components/PostHeader/PostHeader.tsx b/src/components/PostHeader/PostHeader.tsx
index 2cdc39e..7046790 100644
--- a/src/components/PostHeader/PostHeader.tsx
+++ b/src/components/PostHeader/PostHeader.tsx
@@ -15,6 +15,16 @@ const PostHeader = ({
   meta?: ArticleMeta;
   title: string;
 }) => {
+  const hasMeta = () => {
+    return (
+      meta?.author ||
+      meta?.commentCount ||
+      meta?.dates ||
+      meta?.thematics ||
+      meta?.website
+    );
+  };
+
   return (
     <header className={styles.wrapper}>
       <div className={styles.body}>
@@ -26,7 +36,7 @@ const PostHeader = ({
           )}
           {title}
         </h1>
-        {meta && <PostMeta mode="single" meta={meta} />}
+        {meta && hasMeta() && <PostMeta mode="single" meta={meta} />}
         {intro && (
           <div
             className={styles.intro}