import { NextResponse } from "next/server";

export async function GET() {
  try {
    const res = await fetch(
      "https://wttr.in/Saint+Petersburg?format=j1",
      {
        next: { revalidate: 600 },
        headers: { "User-Agent": "SmartHomeDashboard/1.0" },
      }
    );
    if (!res.ok) throw new Error("Weather fetch failed");
    const data = await res.json();

    const current = data.current_condition[0];
    const days = data.weather.slice(0, 3).map((day: any) => {
      const desc = day.hourly[4]?.weatherDesc?.[0]?.value || "";
      return {
        date: day.date,
        maxTemp: day.maxtempC,
        minTemp: day.mintempC,
        desc,
        weatherCode: day.hourly[4]?.weatherCode || "113",
      };
    });

    return NextResponse.json({
      temp: current.temp_C,
      feelsLike: current.FeelsLikeC,
      humidity: current.humidity,
      desc: current.weatherDesc[0]?.value || "",
      weatherCode: current.weatherCode,
      windSpeed: current.windspeedKmph,
      forecast: days,
    });
  } catch (e) {
    return NextResponse.json(
      {
        temp: "—",
        feelsLike: "—",
        humidity: "—",
        desc: "Нет данных",
        weatherCode: "113",
        windSpeed: "—",
        forecast: [],
      },
      { status: 200 }
    );
  }
}