import uuid
from sqlalchemy import String, Boolean, Enum as SAEnum
from sqlalchemy.orm import Mapped, mapped_column, relationship
from sqlalchemy.dialects.postgresql import UUID
from app.core.database import Base
from app.models.base import TimestampMixin, UUIDMixin
import enum


class UserRole(str, enum.Enum):
    ADMIN = "admin"
    SITE_MANAGER = "site_manager"
    SUPERVISOR = "supervisor"
    WORKER = "worker"


class User(Base, UUIDMixin, TimestampMixin):
    __tablename__ = "users"

    email: Mapped[str] = mapped_column(String(255), unique=True, nullable=False, index=True)
    hashed_password: Mapped[str] = mapped_column(String(255), nullable=False)
    name: Mapped[str] = mapped_column(String(100), nullable=False)
    role: Mapped[UserRole] = mapped_column(
        SAEnum(UserRole, name="user_role"), default=UserRole.SITE_MANAGER, nullable=False
    )
    phone: Mapped[str | None] = mapped_column(String(20), nullable=True)
    kakao_user_key: Mapped[str | None] = mapped_column(String(100), nullable=True, unique=True, index=True)
    is_active: Mapped[bool] = mapped_column(Boolean, default=True, nullable=False)

    # relationships
    owned_projects: Mapped[list["Project"]] = relationship("Project", back_populates="owner", foreign_keys="Project.owner_id")