Wrapped Promise.all() with try/catch block

Wrapped Promise.all() with try/catch block because it might fail.

src/api/posts/src/routes/posts.js

@@ -60,21 +60,26 @@ posts.get('/', validatePostsQuery(), async (req, res, next) => {
     first: `/posts?per_page=${perPage}&page=${1}`,
     last: `/posts?per_page=${perPage}&page=${Math.floor(postsCount / perPage)}`,
   });
-  let data;
+  let data = {};
   if (expand === 1) {
-    data = await Promise.all(
-      ids.map(async (id) => {
-        // obtain the corresponding feed to populate the author's name to the return data.
-        const post = await Post.byId(id);
-        return {
-          id,
-          url: `${postsUrl}/${id}`,
-          author: post.feed.author,
-          title: post.title,
-          publishDate: post.published,
-        };
-      })
-    );
+    try {
+      data = await Promise.all(
+        ids.map(async (id) => {
+          // obtain the corresponding feed to populate the author's name to the return data.
+          const post = await Post.byId(id);
+          return {
+            id,
+            url: `${postsUrl}/${id}`,
+            author: post.feed.author,
+            title: post.title,
+            publishDate: post.published,
+          };
+        })
+      );
+    } catch (err) {
+      logger.error({ err }, 'Unable to get detail information of posts from Redis');
+      next(createError(503, 'Unable to connect to database'));
+    }
   } else
     data = ids
       // Return id and url for a specific post