import uuid
from datetime import datetime
from sqlalchemy import Column, String, Boolean, DateTime, Enum as SQLEnum
from sqlalchemy.dialects.postgresql import UUID
import enum
from app.core.database import Base


class UserRole(str, enum.Enum):
    ADMIN = "admin"
    SUPERVISOR = "supervisor"
    AGENT = "agent"


class UserStatus(str, enum.Enum):
    ONLINE = "online"
    OFFLINE = "offline"
    AWAY = "away"
    BUSY = "busy"


class User(Base):
    __tablename__ = "users"

    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    email = Column(String(255), unique=True, nullable=False, index=True)
    password_hash = Column(String(255), nullable=False)
    name = Column(String(100), nullable=False)
    role = Column(SQLEnum(UserRole), default=UserRole.AGENT, nullable=False)
    status = Column(SQLEnum(UserStatus), default=UserStatus.OFFLINE, nullable=False)
    is_active = Column(Boolean, default=True, nullable=False)
    created_at = Column(DateTime, default=datetime.utcnow, nullable=False)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)