46 lines
1.9 KiB
Python
46 lines
1.9 KiB
Python
from fastapi import HTTPException,Depends
|
|
from sqlalchemy import func
|
|
from model.all_model import Student_Model,WlScore
|
|
from util.database import get_db
|
|
|
|
# 实现根据年龄查询学生信息的功能
|
|
def select_age(min_age,max_age,db):
|
|
try:
|
|
if min_age is None and max_age is None:
|
|
raise HTTPException(status_code=400, detail="请至少传入一个参数")
|
|
db = db.query(Student_Model)
|
|
if min_age is not None:
|
|
db = db.filter(Student_Model.age >= min_age,Student_Model.delete_status == 0)
|
|
if max_age is not None:
|
|
db = db.filter(Student_Model.age <= max_age,Student_Model.delete_status == 0)
|
|
print(db.all())
|
|
return db.all()
|
|
except HTTPException:
|
|
raise
|
|
except Exception:
|
|
raise HTTPException(status_code=500,detail="查询异常")
|
|
|
|
# 实现统计每个班级的学员总数以及男女生的总数的功能
|
|
def select_all(db):
|
|
try:
|
|
l1 = db.query(Student_Model.class_id,func.count(1)).group_by(Student_Model.class_id,Student_Model.gender).all()
|
|
return l1
|
|
except Exception:
|
|
raise HTTPException(status_code=500,detail="查询异常")
|
|
|
|
# 实现根据成绩查询学员信息的功能
|
|
def select_score(min_score,max_score,db):
|
|
try:
|
|
if min_score is None and max_score is None:
|
|
raise HTTPException(status_code=400, detail="请至少传入一个参数")
|
|
db = db.query(Student_Model,WlScore.score,WlScore.score)\
|
|
.join(WlScore,WlScore.stu_id == Student_Model.stu_id,WlScore.delete_status==0,WlScore.delete_status == 0)
|
|
if min_score is not None:
|
|
db = db.filter(WlScore.score >= min_score)
|
|
if min_score is not None:
|
|
db = db.filter(WlScore.score <= max_score)
|
|
return db.all()
|
|
except HTTPException:
|
|
raise
|
|
except Exception:
|
|
raise HTTPException(status_code=500,detail="查询异常") |