"""User model - represents both humans and AI worker accounts."""
from sqlalchemy import Column, String, Boolean, Integer, Text, ForeignKey
from app.models.base import Base, TimestampMixin, TenantMixin


class User(Base, TimestampMixin, TenantMixin):
    """A user can be a human or an AI worker proxy.

    - Humans: have email + password, role determines permissions
    - AI: linked to AIWorker via worker_id, role is typically 'worker'

    Roles: super_admin, tenant_admin, project_manager, reviewer, worker
    """
    __tablename__ = "users"

    id = Column(Integer, primary_key=True, autoincrement=True)
    email = Column(String(255), nullable=False, index=True)
    username = Column(String(100), nullable=False)
    hashed_password = Column(String(255), nullable=True)  # null for AI users
    role = Column(String(50), nullable=False, default="worker")

    # "human" or "ai"
    user_type = Column(String(20), nullable=False, default="human")

    # If AI user, link to the AIWorker record
    worker_id = Column(Integer, ForeignKey("ai_workers.id"), nullable=True)

    is_active = Column(Boolean, default=True, nullable=False)
    avatar = Column(String(500), nullable=True)
    phone = Column(String(50), nullable=True)

    def __repr__(self):
        return f"<User {self.email} ({self.role})>"