import uuid
from datetime import datetime
from sqlalchemy import Column, String, Text, DateTime, Boolean
from sqlalchemy.dialects.postgresql import UUID
from app.core.database import Base


class GlobalVariable(Base):
    __tablename__ = "global_variables"

    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    key = Column(String(100), nullable=False, unique=True, index=True)
    value = Column(Text, nullable=True)
    value_type = Column(String(20), default="string", nullable=False)
    description = Column(String(500), nullable=True)
    is_secret = Column(Boolean, default=False, nullable=False)
    created_at = Column(DateTime, default=datetime.utcnow, nullable=False)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)