Merge remote-tracking branch 'origin/conding' into conding

PythonProject/dao/employment_dao.py

@@ -1,9 +1,9 @@
-from fastapi import HTTPException,Depends
+from fastapi import HTTPException
 from model.all_model import Employment_info, ClassManagement, Student_Model
 from util.database import get_db
 from schema.employment_schema import EmploymentRequest
 
-def get_employment_dao(stu_id,class_id,db=Depends(get_db())):
+def get_employment_dao(stu_id,class_id,db):
     try:
         q = db.query(Employment_info).\
             join(Student_Model,Employment_info.stu_id == Student_Model.stu_id).\
@@ -27,20 +27,19 @@ def get_employment_dao(stu_id,class_id,db=Depends(get_db())):
                     ,'company_name':i.company_name
                     ,'company_address':i.company_address
                     ,'salary':i.salary
-                    }for i in r
+                     }for i in r
                     ]
     except:
         raise HTTPException(status_code=404,detail='信息不存在！')
 
-# def add_employment_dao(e:EmlpoymentRequest,db=Depends(get_db()),stu_id):
-#     try:
-#         r = db.query(Employment_info).filter(Employment_info.stu_id == stu_id).all()
-#         if r:
-#         e1 = Employment_info(**e)
-#         db.add(e1)
-#     except:
-#         db.rollback()
-#         return False
-#     else:
-#         db.commit()
-#         return True
+def add_employment_dao(e:EmploymentRequest,db):
+    try:
+        d = e.model_dump()
+        e1 = Employment_info(**d)
+        db.add(e1)
+    except:
+        db.rollback()
+        raise HTTPException(status_code=404, detail='信息不存在！')
+    else:
+        db.commit()
+        return e1

PythonProject/dao/statistics_dao.py

@@ -91,3 +91,21 @@ def select_days(db):
     except Exception:
         raise HTTPException(status_code=500, detail="查询异常")
 
+#统计每个学⽣的就业时⻓
+def select_days2(db):
+    try:
+        l2 =db.query(
+                     Employment_info.stu_id
+                    ,Employment_info.employment_opening_date
+                    ,Employment_info.offer_issuance_date
+                       ,func.datediff(
+                                      Employment_info.offer_issuance_date
+                                     ,Employment_info.employment_opening_date
+                                     )
+                      .label("employment_duration_day")
+                    ).filter(
+                             Employment_info.delete_status == 0
+                             ).all()
+        return l2
+    except Exception:
+        raise HTTPException(status_code=500, detail="查询异常")