"""Tenant model - top-level isolation boundary."""
from sqlalchemy import Column, String, Boolean, Text, Integer
from app.models.base import Base, TimestampMixin


class Tenant(Base, TimestampMixin):
    """A tenant represents an organization / department.

    All data (users, projects, tasks, workers) is isolated by tenant_id.
    """
    __tablename__ = "tenants"

    id = Column(Integer, primary_key=True, autoincrement=True)
    name = Column(String(200), nullable=False)
    slug = Column(String(100), nullable=False, unique=True, index=True)
    description = Column(Text, default="")
    is_active = Column(Boolean, default=True, nullable=False)

    # Tenant-level settings stored as JSON string
    settings = Column(Text, default="{}")

    def __repr__(self):
        return f"<Tenant {self.slug}>"