feat(post page): add view specific buttons

src/lib/utils/view-utils.ts

@@ -1,3 +1,14 @@
+export type ParamsType = {
+  commentCid?: string;
+  subplebbitAddress?: string;
+};
+
 export const isHomeView = (pathname: string): boolean => {
   return pathname === '/';
 };
+
+export const isPostPageView = (pathname: string, params: ParamsType): boolean => {
+  // some subs might use emojis in their address, so we need to decode the pathname
+  const decodedPathname = decodeURIComponent(pathname);
+  return params.subplebbitAddress && params.commentCid ? decodedPathname.startsWith(`/p/${params.subplebbitAddress}/c/${params.commentCid}`) : false;
+};