package cmd

import (
	"fmt"
	"os"

	"github.com/spf13/cobra"
)

var nowCmd = &cobra.Command{
	Use:     "now <location>",
	Aliases: []string{"current", "n"},
	Short:   "Current forecasted weather",
	Args:    cobra.MaximumNArgs(1),
	Run:     now,
}

var (
	isOneLine bool
)

func init() {
	rootCmd.AddCommand(nowCmd)
	rootCmd.Flags().BoolVar(&isOneLine, "oneline", false, "Output in a single line")
}

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

	if isWeb {
		openBrowser("https://www.yr.no/en/forecast/hourly-table/%.4f,%.4f?i=0", f)
	}

	n := f.Forecast[0]

	if isJson {
		outputJson(n)
	}

	if !isUTC {
		n.Time = n.Time.Local()
	}

	if isOneLine {
		fmt.Printf("%s %s: %.1f °C, %.1f mm, %.1f m/s from %s\n",
			n.Location,
			n.Time.Format("Monday 2 Jan 15:04"),
			n.Temperature,
			n.Percipitation,
			n.Wind.Speed,
			n.Wind.DirectionToString(),
		)
		os.Exit(0)
	}

	fmt.Printf(
		`%s %s:
	Temperature: %.1f °C
	Rain: %.1f mm
	Wind: %.1f m/s from %s
`,
		n.Location,
		n.Time.Format("Monday 2 Jan 15:04"),
		n.Temperature,
		n.Percipitation,
		n.Wind.Speed,
		n.Wind.DirectionToString(),
	)
}