Use openlibrary api when goodreads returns nophoto

utils/update_json_files.py

@@ -33,6 +33,25 @@ def clean_category(category_raw):
     if "## " in category_raw:
         return category_raw[3:]
 
+def validate_bookcover(book_details):
+    """
+    Check if goodreads returns a nophoto
+    Use open library to fetch the book cover
+    based on ISBN
+
+    Args:
+        book_details: Book info returned as json by goodreads API
+
+    Returns:
+        This API checks for book cover, and returns with a valid
+        bookcover if nophoto found on goodreads, using openlibrary
+    """
+    no_photo_url='https://s.gr-assets.com/assets/nophoto/book/111x148-bcc042a9c91a29c1d680899eff700a03.png'
+    open_library_url='http://covers.openlibrary.org/b/isbn/book_isbn-M.jpg'
+
+    if (book_details['image_url'] == no_photo_url):
+        book_details['image_url'] = open_library_url.replace('book_isbn', book_details['isbn'])
+    return book_details
 
 if __name__ == "__main__":
     library = load("../README.md", "new")
@@ -55,6 +74,7 @@ if __name__ == "__main__":
             fetched = get_details(new_book)
             if fetched:
                 print(f"✅ {title}")
+                new_book = validate_bookcover(new_book)
                 existing_book_names_to_details[title] = new_book
                 with open("book_name_to_details.json", "w") as f:
                     json.dump(