from starlette.requests import Request


class SuperAdminOnly:
    """superadmin만 접근 가능 (편집/삭제/액션 모두 허용)"""

    def is_accessible(self, request: Request) -> bool:
        return request.session.get("admin_role") == "superadmin"


class ViewerReadOnly:
    """viewer만 접근 가능한 읽기 전용 뷰"""

    can_create = False
    can_edit = False
    can_delete = False

    def is_accessible(self, request: Request) -> bool:
        return request.session.get("admin_role") == "viewer"


class ViewerAccessible:
    """superadmin + viewer 접근 가능, 읽기 전용"""

    can_create = False
    can_edit = False
    can_delete = False

    def is_accessible(self, request: Request) -> bool:
        return request.session.get("admin_role") in ("superadmin", "viewer")


class SuperAdminEditable:
    """superadmin + viewer 접근 가능, superadmin만 편집"""

    can_create = False
    can_edit = False
    can_delete = False

    def is_accessible(self, request: Request) -> bool:
        return request.session.get("admin_role") in ("superadmin", "viewer")