import uuid
from sqlalchemy import Column, String, SmallInteger, Boolean, TIMESTAMP, ForeignKey
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.sql import func
from app.db.engine import Base


class User(Base):
    __tablename__ = "user"

    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    name = Column(String(100), nullable=False)
    role_id = Column(UUID(as_uuid=True), ForeignKey("mstr_role.id"), nullable=False)
    department_id = Column(UUID(as_uuid=True), ForeignKey("mstr_department.id"), nullable=False)
    email = Column(String(255), nullable=False, unique=True)
    pin_hash = Column(String(255), nullable=False)
    failed_pin_attempts = Column(SmallInteger, nullable=False, default=0)
    locked_at = Column(TIMESTAMP(timezone=True), nullable=True)
    is_active = Column(Boolean, nullable=False, default=True)
    created_by = Column(UUID(as_uuid=True), ForeignKey("user.id", ondelete="SET NULL"), nullable=True)
    created_at = Column(TIMESTAMP(timezone=True), server_default=func.now(), nullable=False)