import uuid
from datetime import datetime

from sqlalchemy import DateTime, String
from sqlalchemy.dialects.mysql import CHAR
from sqlalchemy.orm import Mapped, mapped_column, relationship

from app.database import Base


class User(Base):
    __tablename__ = "users"

    id: Mapped[str] = mapped_column(CHAR(36), primary_key=True, default=lambda: str(uuid.uuid4()))
    email: Mapped[str] = mapped_column(String(100), unique=True)
    username: Mapped[str] = mapped_column(String(20), unique=True)
    password: Mapped[str] = mapped_column(String(255))
    email_verified_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    tenant_id: Mapped[str | None] = mapped_column(CHAR(36), nullable=True)
    status: Mapped[str] = mapped_column(String(20), default="INACTIVE")
    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.now)
    updated_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True, onupdate=datetime.now)
    deleted_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)

    profile: Mapped["UserProfile"] = relationship(back_populates="user", uselist=False)
    password_reset_tokens: Mapped[list["PasswordResetToken"]] = relationship(back_populates="user")