diff --git a/app_api/views.py b/app_api/views.py
index 3f4922a..42f4f6b 100644
--- a/app_api/views.py
+++ b/app_api/views.py
@@ -244,7 +244,44 @@ def create_doc(request):
         logger.exception(_("token创建文档异常"))
         return JsonResponse({'status':False,'data':_('系统异常')})
 
-
+# 更新修改文档
+@require_http_methods(['GET','POST'])
+@csrf_exempt
+def modify_doc(request):
+    token = request.GET.get('token', '')
+    project_id = request.POST.get('pid','')
+    doc_id = request.POST.get('did', '')
+    doc_title = request.POST.get('title','')
+    doc_content = request.POST.get('doc','')
+    try:
+        # 验证Token
+        token = UserToken.objects.get(token=token)
+        # 文集是否属于用户
+        is_project = Project.objects.filter(create_user=token.user,id=project_id)
+        # 修改现有文档
+        if is_project.exists():
+            # 将现有文档内容写入到文档历史中
+            doc = Doc.objects.get(id=doc_id)
+            DocHistory.objects.create(
+                doc=doc,
+                pre_content=doc.pre_content,
+                create_user=token.user
+            )
+            # 更新修改现有文档
+            Doc.objects.filter(id=int(doc_id)).update(
+                name=doc_title,
+                pre_content=doc_content,
+                modify_time=datetime.datetime.now(),
+            )
+            return JsonResponse({'status': True, 'data': 'ok'})
+        else:
+            return JsonResponse({'status':False,'data':'非法请求'})
+    except ObjectDoesNotExist:
+        return JsonResponse({'status': False, 'data': 'token无效'})
+    except:
+        logger.exception("token修改文档异常")
+        return JsonResponse({'status':False,'data':'系统异常'})
+    
 # 上传图片
 @csrf_exempt
 @require_http_methods(['GET','POST'])
@@ -266,4 +303,4 @@ def upload_img(request):
         return JsonResponse({'success': 0, 'data': _('token无效')})
     except:
         logger.exception(_("token上传图片异常"))
-        return JsonResponse({'success':0,'data':_('上传出错')})
\ No newline at end of file
+        return JsonResponse({'success':0,'data':_('上传出错')})