"""
Modello PecContact – rubrica indirizzi PEC del tenant.
"""

import uuid
from datetime import datetime

from sqlalchemy import Boolean, DateTime, ForeignKey, Index, String, Text, UniqueConstraint, func
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column

from app.database import Base


class PecContact(Base):
    __tablename__ = "pec_contacts"

    id: Mapped[uuid.UUID] = mapped_column(
        UUID(as_uuid=True), primary_key=True, default=uuid.uuid4
    )
    tenant_id: Mapped[uuid.UUID] = mapped_column(
        UUID(as_uuid=True), ForeignKey("tenants.id", ondelete="CASCADE"), nullable=False
    )
    email: Mapped[str] = mapped_column(String(255), nullable=False)
    name: Mapped[str | None] = mapped_column(String(255), nullable=True)
    organization: Mapped[str | None] = mapped_column(String(255), nullable=True)
    notes: Mapped[str | None] = mapped_column(Text, nullable=True)
    is_favorite: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    # auto_saved=True → salvato automaticamente dalla sincronizzazione IMAP
    # auto_saved=False → aggiunto manualmente dall'utente
    auto_saved: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    created_by: Mapped[uuid.UUID | None] = mapped_column(
        UUID(as_uuid=True), ForeignKey("users.id", ondelete="SET NULL"), nullable=True
    )
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), nullable=False, server_default=func.now()
    )
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), nullable=False, server_default=func.now(), onupdate=func.now()
    )

    __table_args__ = (
        UniqueConstraint("tenant_id", "email", name="uq_pec_contact_email_tenant"),
        Index("idx_pec_contacts_tenant", "tenant_id"),
        Index("idx_pec_contacts_email", "tenant_id", "email"),
    )

    def __repr__(self) -> str:
        return f"<PecContact {self.email!r}>"