package cmd

import (
	"fmt"

	"git.sr.ht/~timharek/yr/cmd/internal/ui/table"
	"github.com/spf13/cobra"
)

var forecastCmd = &cobra.Command{
	Use:     "forecast <location>",
	Aliases: []string{"f", "ls"},
	Short:   "Forecasted weather",
	Args:    cobra.MaximumNArgs(1),
	Run:     forecast,
}

var (
	interval int
)

func init() {
	rootCmd.AddCommand(forecastCmd)
	forecastCmd.Flags().IntVarP(&interval, "interval", "i", 0, "Number of hours to output")
}

func forecast(cmd *cobra.Command, args []string) {
	f := forecastHelper(args)

	if isWeb {
		openBrowser("https://www.yr.no/en/forecast/daily-table/%.4f,%.4f", f)
	}

	if interval > 0 {
		f.Forecast = f.Forecast[:interval]
	}

	if isJson {
		outputJson(f.Forecast)
	}

	t := table.New("time", "temp.", "rain", "wind")

	for _, item := range f.Forecast {
		if !isUTC {
			item.Time = item.Time.Local()
		}

		t.Row(
			item.Time.Format("Mon, 2 Jan 15:04"),
			fmt.Sprintf("%.1f °C", item.Temperature),
			fmt.Sprintf("%.1f mm", item.Percipitation),
			fmt.Sprintf("%.1f m/s %s", item.Wind.Speed, item.Wind.DirectionToString()),
		)
	}
	fmt.Println(t)
}