fix(editor): not being about to save dropped assets

- Refactor: mv get-asset-file-link to assets-handler
- Fix: iOS binary file saving using base64
- Fix: Drop assets on non-editing block

src/main/frontend/handler/assets.cljs

@@ -113,6 +113,19 @@
                  (get-alias-dirs))]
       alias)))
 
+(defn get-asset-file-link
+  "Link text for inserting to markdown/org"
+  [format url file-name image?]
+  (let [pdf?   (and url (string/ends-with? (string/lower-case url) ".pdf"))
+        media? (and url (or (config/ext-of-audio? url)
+                            (config/ext-of-video? url)))]
+    (case (keyword format)
+      :markdown (util/format (str (when (or image? media? pdf?) "!") "[%s](%s)") file-name url)
+      :org (if image?
+             (util/format "[[%s]]" url)
+             (util/format "[[%s][%s]]" url file-name))
+      nil)))
+
 (comment
  (normalize-asset-resource-url "https://x.com/a.pdf")
  (normalize-asset-resource-url "./a/b.pdf")