package cmd

import (
	"encoding/json"
	"fmt"
	"os"
	"time"

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

var todayCmd = &cobra.Command{
	Use:   "today <location>",
	Short: "Get tomorrow's forecasted weather",
	Args:  cobra.MaximumNArgs(1),
	Run:   today,
}

func init() {
	rootCmd.AddCommand(todayCmd)
}

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

	if helper.isWeb {
		url := fmt.Sprintf("https://www.yr.no/en/forecast/hourly-table/%.4f,%.4f?i=0", f.Coordinates.Latitude, f.Coordinates.Longitude)
		err := browser.OpenURL(url)
		if err != nil {
			cobra.CheckErr(err)
		}
		os.Exit(0)
	}

	if helper.isJson {
		j, err := json.MarshalIndent(f, "", "  ")
		cobra.CheckErr(err)
		fmt.Printf("%s", j)
		return
	}

	t := table.New()

	today := time.Now()
	for _, item := range f.Forecast {
		if item.Time.Format(time.DateOnly) != today.Format(time.DateOnly) {
			continue
		}
		itemTime := item.Time.Local()
		if helper.isUTC {
			itemTime = item.Time
		}
		t.Row(
			itemTime.Format("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)
}