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api/wl_student_api.py

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+from fastapi import APIRouter, Depends, HTTPException, Query
+from sqlalchemy.orm import Session
+from database import get_db
+from scheme.wl_student_scheme import StudentCreate, StudentUpdate, StudentOut
+from dao import wl_student_dao
+
+router = APIRouter(prefix="/students", tags=["学生管理"])
+
+
+@router.get("", response_model=list[StudentOut])
+def list_students(
+    stu_no: str = Query(None),
+    stu_name: str = Query(None),
+    class_id: int = Query(None),
+    advisor_id: int = Query(None, description="按顾问筛选该顾问名下的学生"),
+    db: Session = Depends(get_db),
+):
+    return wl_student_dao.search_students(db, stu_no, stu_name, class_id, advisor_id)
+
+
+@router.post("", response_model=StudentOut)
+def create_student(data: StudentCreate, db: Session = Depends(get_db)):
+    # 和 wl_emp_api 的写法保持一致：学号生成失败（没选班级/班级不存在）
+    # 属于参数问题，转成 400，否则会冒成 500
+    try:
+        return wl_student_dao.create_student(db, data)
+    except ValueError as e:
+        raise HTTPException(status_code=400, detail=str(e))
+
+
+@router.get("/{stu_no}", response_model=StudentOut)
+def get_student(stu_no: str, db: Session = Depends(get_db)):
+    stu = wl_student_dao.get_student_by_no(db, stu_no)
+    if not stu:
+        raise HTTPException(404, "学生不存在")
+    return stu
+
+
+@router.put("/{stu_no}", response_model=StudentOut)
+def update_student(stu_no: str, data: StudentUpdate, db: Session = Depends(get_db)):
+    stu = wl_student_dao.update_student(db, stu_no, data)
+    if not stu:
+        raise HTTPException(404, "学生不存在")
+    return stu
+
+
+@router.delete("/{stu_no}")
+def delete_student(stu_no: str, db: Session = Depends(get_db)):
+    if not wl_student_dao.delete_student(db, stu_no):
+        raise HTTPException(404, "学生不存在")
+    return {"msg": "删除成功"}