"""Contact ORM model and schemas."""
from __future__ import annotations

from datetime import datetime

from pydantic import BaseModel, ConfigDict, EmailStr
from sqlalchemy import DateTime, ForeignKey, Integer, String, func
from sqlalchemy.orm import Mapped, mapped_column, relationship

from app.models.base import Base


class Contact(Base):
    """Represents a CRM contact belonging to an organization."""

    __tablename__ = "contacts"

    id: Mapped[int] = mapped_column(Integer, primary_key=True)
    organization_id: Mapped[int] = mapped_column(ForeignKey("organizations.id", ondelete="CASCADE"))
    owner_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="RESTRICT"))
    name: Mapped[str] = mapped_column(String(255), nullable=False)
    email: Mapped[str | None] = mapped_column(String(320), nullable=True)
    phone: Mapped[str | None] = mapped_column(String(64), nullable=True)
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now(), nullable=False
    )

    organization = relationship("Organization", back_populates="contacts")
    owner = relationship("User", back_populates="owned_contacts")
    deals = relationship("Deal", back_populates="contact")


class ContactBase(BaseModel):
    organization_id: int
    owner_id: int
    name: str
    email: EmailStr | None = None
    phone: str | None = None


class ContactCreate(ContactBase):
    pass


class ContactRead(ContactBase):
    id: int
    created_at: datetime

    model_config = ConfigDict(from_attributes=True)