From e9086e842b198049fffdb2521f02ff8e1316f807 Mon Sep 17 00:00:00 2001
From: test1 <adszstzt@fgff.com>
Date: Tue, 22 Sep 2026 14:50:43 +0800
Subject: [PATCH] =?UTF-8?q?=E9=A9=AC=E7=9D=BF=E6=99=BA=E7=89=9B=E9=80=BC?=
 =?UTF-8?q?=EF=BC=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 PythonProject/api/statistics_api.py |  8 +++++++-
 PythonProject/dao/statistics_dao.py | 23 ++++++++++++++++++++++-
 2 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/PythonProject/api/statistics_api.py b/PythonProject/api/statistics_api.py
index c1804ef..e327bf3 100644
--- a/PythonProject/api/statistics_api.py
+++ b/PythonProject/api/statistics_api.py
@@ -40,4 +40,10 @@ def get_days(db=Depends(get_db)):
 @StatisticsAPI.get('/emp',response_model=AllEmpResponse,tags=['统计分析模块'],summary='统计每个学生的就业时长')
 def get_emp(db=Depends(get_db)):
     l= select_days2(db)
-    return l
\ No newline at end of file
+    return l
+
+# 薪资区间分布：统计薪资在5k以下、5k-10k、10k-15k、15k以上的人数分布，反映学生的整体就业质量。
+@StatisticsAPI.get('/salaries',tags=['统计分析模块'],summary='统计薪资分布')
+def get_salaries(db=Depends(get_db)):
+    s=classify_salary(db)
+    return s
\ No newline at end of file
diff --git a/PythonProject/dao/statistics_dao.py b/PythonProject/dao/statistics_dao.py
index 68780c6..5f79595 100644
--- a/PythonProject/dao/statistics_dao.py
+++ b/PythonProject/dao/statistics_dao.py
@@ -107,4 +107,25 @@ def select_days2(db):
                              ).all()
         return l2
     except Exception:
-        raise HTTPException(status_code=500, detail="查询异常")
\ No newline at end of file
+        raise HTTPException(status_code=500, detail="查询异常")
+
+
+# 薪资区间分布：统计薪资在5k以下、5k-10k、10k-15k、15k以上的人数分布，反映学生的整体就业质量。
+def classify_salary(db):
+    try:
+        a=b=c=d=0
+        l=db.query(Employment_info).filter(Employment_info.delete_status==0).all()
+        for i in l:
+            if i.salary is None:
+                continue
+            elif i.salary<5000:
+                a+=1
+            elif 5000<=i.salary<10000:
+                b+=1
+            elif 10000<=i.salary<15000:
+                c+=1
+            else:
+                d+=1
+        return {'5k以下': a, '5k-10k': b, '10k-15k': c, '15k': d}
+    except:
+        raise HTTPException(status_code=500,detail='查询异常！')