feat: 优化 get_pdf_from_openalex

apps/resm/tasks.py

@@ -156,14 +156,17 @@ def get_pdf_from_openalex(number_of_task: int =10):
         fetch_status="downloading").exclude(fail_reason__contains="openalex_pdf_not_found")[:number_of_task]
     if not qs.exists():
         return "done"
+    msg = ""
     for paper in qs:
         if not show_task_run(def_name):
             break
         paper.fetch("downloading")
-        save_pdf_from_openalex(paper)
+        msg = save_pdf_from_openalex(paper)
         paper.fetch_end()
         if paper.has_fulltext_pdf:
             count += 1
+        if cache.get("openalex_api_exceed"):
+            break
     countdown = 2
     if cache.get("openalex_api_exceed"):
         countdown = 5 * 60  # 5分钟后重试
@@ -175,7 +178,7 @@ def get_pdf_from_openalex(number_of_task: int =10):
             },
             countdown=countdown,
         )
-    return count
+    return msg, count
                 
 @shared_task(base=CustomTask)
 def get_abstract_from_elsevier(number_of_task:int = 20, exclude_failed:bool=True):