"""SQLAlchemy models for the kanban board."""

from datetime import datetime
from sqlalchemy import Column, Integer, String, Text, DateTime, Float
from app.database import Base


class Task(Base):
    """Task model for kanban board."""

    __tablename__ = "tasks"

    id = Column(Integer, primary_key=True, index=True)
    title = Column(String(255), nullable=False, index=True)
    description = Column(Text, nullable=True)
    priority = Column(String(50), nullable=False, default="medium")  # low, medium, high, urgent
    status = Column(String(50), nullable=False, default="TODO", index=True)  # TODO, IN PROGRESS, QA, UAT, PROD
    assignee = Column(String(255), nullable=True)
    tags = Column(String(500), nullable=True)  # Comma-separated tags
    time_estimate = Column(Float, nullable=True)  # Hours
    due_date = Column(DateTime, nullable=True)
    created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
    updated_at = Column(DateTime, nullable=False, default=datetime.utcnow, onupdate=datetime.utcnow)