"""
Comment Model - ServiceManagerWeb

Modelo para comentarios en tickets
"""

from sqlalchemy import Column, String, Text, Boolean, ForeignKey, DateTime
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship
from datetime import datetime
import uuid

from app.core.database import Base


class TicketComment(Base):
    """Comentarios en tickets."""
    
    __tablename__ = "ticket_comments"
    
    # Columnas
    id: Mapped[uuid.UUID] = mapped_column(
        UUID(as_uuid=True),
        primary_key=True,
        default=uuid.uuid4
    )
    
    ticket_id: Mapped[uuid.UUID] = mapped_column(
        UUID(as_uuid=True),
        ForeignKey("tickets.id", ondelete="CASCADE"),
        nullable=False,
        index=True
    )
    
    author_id: Mapped[uuid.UUID] = mapped_column(
        UUID(as_uuid=True),
        ForeignKey("users.id"),
        nullable=False,
        index=True
    )
    
    content: Mapped[str] = mapped_column(Text, nullable=False)
    
    is_internal: Mapped[bool] = mapped_column(
        Boolean,
        default=False,
        nullable=False
    )
    
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        default=datetime.utcnow,
        nullable=False,
        index=True
    )
    
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        default=datetime.utcnow,
        onupdate=datetime.utcnow,
        nullable=False
    )
    
    # Relationships
    ticket: Mapped["Ticket"] = relationship("Ticket", back_populates="comments")
    author: Mapped["User"] = relationship("User")
    
    def __repr__(self) -> str:
        return f"<TicketComment {self.id} by {self.author_id}>"