from pydantic import BaseModel
from datetime import date
from typing import Optional
class StudentCreate(BaseModel):
    class_id: Optional[int] = None
    advisor_id: Optional[int] = None
    stu_name: Optional[str] = None
    native_place: Optional[str] = None
    graduate_school: Optional[str] = None
    major: Optional[str] = None
    in_time: Optional[date] = None
    out_time: Optional[date] = None
    edu: Optional[str] = None
    stu_age: Optional[int] = None
    stu_gender: Optional[str] = None
    # status: Optional[str] = None

class StudentUpdate(BaseModel):
    class_id: Optional[int] = None
    advisor_id: Optional[int] = None
    stu_name: Optional[str] = None
    native_place: Optional[str] = None
    graduate_school: Optional[str] = None
    major: Optional[str] = None
    in_time: Optional[date] = None
    out_time: Optional[date] = None
    edu: Optional[str] = None
    stu_age: Optional[int] = None
    stu_gender: Optional[str] = None
    # status: Optional[str] = None

class StudentOut(BaseModel):
    stu_no: str
    stu_name: Optional[str] = None
    class_id: Optional[int] = None
    advisor_id: Optional[int] = None
    native_place: Optional[str] = None
    graduate_school: Optional[str] = None
    major: Optional[str] = None
    in_time: Optional[date] = None
    out_time: Optional[date] = None
    edu: Optional[str] = None
    stu_age: Optional[int] = None
    stu_gender: Optional[str] = None
    # status: Optional[str] = None

    class Config:
        from_attributes = True