from flask_marshmallow.sqla import SQLAlchemyAutoSchema

from applications.models import Nav


class NavOutSchema(SQLAlchemyAutoSchema):
    """前台展示用：序列化 Nav 对象为 JSON"""
    class Meta:
        model = Nav
        include_fk = True


class NavManageSchema(SQLAlchemyAutoSchema):
    """后台管理用：同上，前缀分开便于将来按需差异化"""
    class Meta:
        model = Nav
        include_fk = True