feat: 接入dify工作流来控制审批流程

app/workflow/approve.py

@@ -3,6 +3,7 @@ import json
 from typing import List
 from typing import TypedDict, Union
 
+import httpx
 from langgraph.constants import START
 from langgraph.graph import StateGraph
 from langgraph.types import interrupt, Command
@@ -70,12 +71,16 @@ def create_approve_graph(
     if approve_result.get('flag'):
       # 审批回执标识为通过
 
+      # 当前审批人的id
       user_id = approve_result.get('user_id')
+      # 审批单id
       approve_id = state.get('input_approve_id')
 
       # 下一个准备要审批的上级主管用户
       supervisor_user = await aget_supervisor_user(user_id=user_id, session=session)
 
+      user_cls: UserServiceModel = await UserService.query_item(session=session, row_dict={"id": user_id})
+
       print('\n\n', ":::::::::::node_supervisor_approve start::::::::::::", '\n\n')
       print(supervisor_user.full_name if supervisor_user else '无上级主管', user_id, approve_id)
       print('\n\n', ":::::::::::node_supervisor_approve end::::::::::::", '\n\n')
@@ -85,6 +90,31 @@ def create_approve_graph(
         # 审批通过
         return Command(goto="node_accept", update={})
       else:
+        async with httpx.AsyncClient() as client:
+          response = await client.post(
+            url="http://110.42.233.30:8055/v1/workflows/run",
+            headers={
+              "Authorization": f"Bearer app-ujHKbO9PFFmgarVutW5TdBaC"
+            },
+            json={
+              "inputs": {
+                "approve_pos_level": user_cls.pos.pos_level,
+                "amount": state.get('input_amount')
+              },
+              "user": "abc-123"
+            },
+
+          )
+          result = response.json()
+          print('\n\n', ":::::::::::httpx.AsyncClient start::::::::::::", '\n\n')
+          print(result)
+          print('\n\n', ":::::::::::httpx.AsyncClient end::::::::::::", '\n\n')
+          is_need_supervisor_approve = result.get('data').get('outputs').get('flag')
+
+          if is_need_supervisor_approve == "Y":
+            # 审批通过
+            return Command(goto="node_accept", update={})
+
         # 还有上级主管，继续触发下一个上级主管审批
         return Command(
           update={"update_approve": {
@@ -192,6 +222,7 @@ class NodeUpdateApproveSchema(TypedDict):
 class ApproveGraphSchema(TypedDict):
   input_user_id: str
   input_approve_id: str
+  input_amount: str
 
   # 更新审批信息数据，用来执行节点：node_update_approve（入参），实际就是指派哪个用户来审批
   update_approve: NodeUpdateApproveSchema