from sqlalchemy import Integer, String, DateTime, ForeignKey, Text
from sqlalchemy.sql import func
from sqlalchemy.orm import relationship, Mapped, mapped_column
from src.apps.base.models.base import Base
from src.apps.customers.models.customer import customer_notes_map
from typing import Optional, List
from datetime import datetime


class Note(Base):
    """
    Merchant Note Model: ORM class for Merchant Note Entity
    """

    __tablename__ = "notes"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True, autoincrement=True)
    description: Mapped[str] = mapped_column(Text)
    created_at: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())
    updated_at: Mapped[Optional[datetime]] = mapped_column(DateTime, nullable=True, onupdate=func.now())
    deleted_at: Mapped[Optional[datetime]] = mapped_column(DateTime, nullable=True)

    created_by_id: Mapped[int] = mapped_column(Integer, ForeignKey("users.id"))
    created_by: Mapped["User"] = relationship("User", foreign_keys=[created_by_id])

    customer: Mapped[List["Customer"]] = relationship(
        "Customer", secondary=customer_notes_map, back_populates="notes"
    )