import { Router } from 'express'
import axios from 'axios'

const router = Router()

router.get('/current', async (_req, res) => {
  try {
    const location = process.env.WEATHER_LOCATION
    if (!location) {
      res.status(503).json({ error: 'WEATHER_LOCATION not configured' })
      return
    }

    const response = await axios.get(
      `https://wttr.in/${encodeURIComponent(location)}?format=j1`,
      { headers: { 'Accept': 'application/json' }, timeout: 8000 }
    )

    const c = response.data.current_condition[0]
    const area = response.data.nearest_area?.[0]

    res.json({
      tempC:       Number(c.temp_C),
      feelsLikeC:  Number(c.FeelsLikeC),
      humidity:    Number(c.humidity),
      windKmph:    Number(c.windspeedKmph),
      desc:        c.weatherDesc[0].value as string,
      code:        Number(c.weatherCode),
      city:        area?.areaName?.[0]?.value ?? location,
    })
  } catch (err: unknown) {
    const msg = err instanceof Error ? err.message : 'Unknown error'
    res.status(500).json({ error: msg })
  }
})

export default router