"""Modèle de données pour le message XMPP final."""

from __future__ import annotations

from datetime import date

from pydantic import BaseModel, ConfigDict, Field

from pronote_sync.models.blog import ExternalInfo
from pronote_sync.models.diff import AgendaChange
from pronote_sync.models.homework import Homework
from pronote_sync.models.message import Message


class XmppMessage(BaseModel):
    """Représente le message final à envoyer par XMPP."""

    model_config = ConfigDict(frozen=True)

    target_date: date = Field(..., description="Date cible")
    synthesis: str | None = Field(None, description="Synthèse IA (optionnelle, 3-5 phrases)")
    homeworks: list[Homework] = Field(default_factory=list, description="Liste brute des devoirs")
    changes: list[AgendaChange] = Field(
        default_factory=list, description="Liste des changements d'agenda"
    )
    messages: list[Message] = Field(
        default_factory=list, description="Liste des messages/informations"
    )
    external_info: ExternalInfo | None = Field(
        None, description="Informations externes (blog, messages Pronote)"
    )