from __future__ import annotations

import uuid
from datetime import datetime

from pydantic import BaseModel, ConfigDict

from app.models.enums import NotificationDeliveryStatus, SeverityLevel


class NotificationDeliverySummary(BaseModel):
    model_config = ConfigDict(from_attributes=True)

    id: uuid.UUID
    destination_id: uuid.UUID
    provider: str
    status: NotificationDeliveryStatus
    external_message_id: str | None
    error_message: str | None


class AlertResponse(BaseModel):
    model_config = ConfigDict(from_attributes=True)

    id: uuid.UUID
    company_id: uuid.UUID
    detected_change_id: uuid.UUID
    title: str
    summary: str
    why_it_matters: str
    severity: SeverityLevel
    confidence: float
    read: bool
    resolved: bool
    created_at: datetime


class AlertDetailResponse(AlertResponse):
    deliveries: list[NotificationDeliverySummary]


class AlertUpdate(BaseModel):
    read: bool | None = None
    resolved: bool | None = None