fix(SW-187): Fixed open in new tab and some general refactoring

server/routers/contentstack/base/output.ts

@@ -321,7 +321,7 @@ const validateInternalLink = z
     const lang = node.system.locale
 
     return {
-      url: originalUrl ?? removeMultipleSlashes(`/${lang}/${url}`),
+      url: originalUrl || removeMultipleSlashes(`/${lang}/${url}`),
       title: node.title,
     }
   })
@@ -339,14 +339,18 @@ export const validateLinkItem = z
       url: data.pageConnection?.url ?? data.link?.href ?? "",
       title: data?.title ?? data.link?.title,
       openInNewTab: data.open_in_new_tab,
-      isExternal: !!data.link?.href,
+      isExternal: !data.pageConnection?.url,
     }
   })
 
+const validateLinks = z
+  .array(validateLinkItem)
+  .transform((data) => data.filter((item) => item.url))
+
 export const validateSecondaryLinks = z.array(
   z.object({
     title: z.string(),
-    links: z.array(validateLinkItem),
+    links: validateLinks,
   })
 )
 
@@ -362,7 +366,7 @@ export const validateFooterConfigSchema = z
     all_footer: z.object({
       items: z.array(
         z.object({
-          main_links: z.array(validateLinkItem),
+          main_links: validateLinks,
           app_downloads: z.object({
             title: z.string(),
             links: validateLinksWithType,
@@ -371,7 +375,7 @@ export const validateFooterConfigSchema = z
           social_media: z.object({
             links: validateLinksWithType,
           }),
-          tertiary_links: z.array(validateLinkItem),
+          tertiary_links: validateLinks,
         })
       ),
     }),