"""
Strategy Domain Entity — GateProcess (Stage-Gate Governance).
"""

from __future__ import annotations

from dataclasses import dataclass, field
from typing import Any, Optional

from shared.base_classes.entity import TenantEntity


@dataclass
class GateProcess(TenantEntity):
    """فرآیند Stage-Gate — تعریف مراحل تأیید پروژه / برنامه."""

    name: str = ""
    description: str = ""
    applicable_to: str = "project"  # project / program
    is_active: bool = True

    metadata: dict[str, Any] = field(default_factory=dict)

    def deactivate(self) -> None:
        self.is_active = False

    def activate(self) -> None:
        self.is_active = True