import uuid
from datetime import datetime

from sqlalchemy import Boolean, DateTime, ForeignKey, String, Uuid, func
from sqlalchemy.orm import Mapped, mapped_column, relationship

from app.database import Base


class User(Base):
    __tablename__ = "users"

    id: Mapped[uuid.UUID] = mapped_column(Uuid(as_uuid=True), primary_key=True, default=uuid.uuid4)
    email: Mapped[str] = mapped_column(String(255), unique=True, nullable=False, index=True)
    hashed_password: Mapped[str] = mapped_column(String(255), nullable=False)
    full_name: Mapped[str] = mapped_column(String(255), nullable=False)
    phone: Mapped[str | None] = mapped_column(String(50))
    instagram_handle: Mapped[str | None] = mapped_column(String(100))
    role: Mapped[str] = mapped_column(String(20), nullable=False, default="member")
    # 'pending' | 'approved' | 'rejected'
    status: Mapped[str] = mapped_column(String(20), nullable=False, default="pending")
    expo_push_token: Mapped[str | None] = mapped_column(String(255))
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now(), onupdate=func.now()
    )

    refresh_tokens: Mapped[list["RefreshToken"]] = relationship(back_populates="user", cascade="all, delete-orphan")
    registrations: Mapped[list["Registration"]] = relationship(back_populates="user")  # type: ignore[name-defined]
    notification_logs: Mapped[list["NotificationLog"]] = relationship(back_populates="user")  # type: ignore[name-defined]
    organization: Mapped["Organization | None"] = relationship(back_populates="user", uselist=False)  # type: ignore[name-defined]


class RefreshToken(Base):
    __tablename__ = "refresh_tokens"

    id: Mapped[uuid.UUID] = mapped_column(Uuid(as_uuid=True), primary_key=True, default=uuid.uuid4)
    user_id: Mapped[uuid.UUID] = mapped_column(Uuid(as_uuid=True), ForeignKey("users.id", ondelete="CASCADE"))
    token_hash: Mapped[str] = mapped_column(String(64), nullable=False, index=True)
    expires_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), nullable=False)
    revoked: Mapped[bool] = mapped_column(Boolean, default=False)

    user: Mapped["User"] = relationship(back_populates="refresh_tokens")