from __future__ import annotations

from datetime import datetime

from pydantic import BaseModel


class AnalyticsRequest(BaseModel):
    device_id: str | None = None
    analysis_type: str = "telemetry_summary"
    start: datetime
    end: datetime
    parameters: dict = {}


class AnalyticsResultRead(BaseModel):
    id: str
    analysis_type: str
    device_id: str | None
    result: dict
    parameters: dict
    period_start: datetime | None
    period_end: datetime | None
    created_at: datetime


class ReportResponse(BaseModel):
    report_id: str
    device_id: str
    status: dict
    trends: dict
    created_at: datetime


class TelemetryAggregateResponse(BaseModel):
    device_id: str
    records: list[dict]
    count: int