yr/cmd/tomorrow.go

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package cmd
import (
"encoding/json"
"fmt"
"os"
"time"
"git.sr.ht/~timharek/yr/cmd/flags"
"git.sr.ht/~timharek/yr/cmd/internal/ui/table"
"git.sr.ht/~timharek/yr/internal/nominatim"
"git.sr.ht/~timharek/yr/yr"
"github.com/pkg/browser"
"github.com/spf13/cobra"
)
var tomorrowCmd = &cobra.Command{
Use: "tomorrow <location>",
Aliases: []string{"twm", "trm"},
Short: "Get tomorrow's forecasted weather",
Args: cobra.MaximumNArgs(1),
Run: tomorrow,
}
func init() {
rootCmd.AddCommand(tomorrowCmd)
}
func tomorrow(cmd *cobra.Command, args []string) {
isJson, err := cmd.Flags().GetBool(flags.JSON)
cobra.CheckErr(err)
isUTC, err := cmd.Flags().GetBool(flags.UTC)
cobra.CheckErr(err)
isWeb, err := cmd.Flags().GetBool(flags.WEB)
cobra.CheckErr(err)
lon, _ := cmd.Flags().GetFloat64(flags.LON)
lat, _ := cmd.Flags().GetFloat64(flags.LAT)
c, err := yr.New()
cobra.CheckErr(err)
if len(args) == 0 && (lon == 0 || lat == 0) {
fmt.Fprintln(os.Stderr, "No location or coordinates provided.")
os.Exit(1)
}
f := &yr.ForecastResult{}
if len(args) == 0 {
f, err = c.ForecastCoords(&nominatim.Coordinates{Longitude: lon, Latitude: lat}, nil)
cobra.CheckErr(err)
} else {
location := args[0]
f, err = c.Forecast(location)
cobra.CheckErr(err)
}
if isWeb {
url := fmt.Sprintf("https://www.yr.no/en/forecast/hourly-table/%.4f,%.4f?i=1", f.Coordinates.Latitude, f.Coordinates.Longitude)
err := browser.OpenURL(url)
if err != nil {
cobra.CheckErr(err)
}
os.Exit(0)
}
if isJson {
j, err := json.MarshalIndent(f, "", " ")
cobra.CheckErr(err)
fmt.Printf("%s", j)
return
}
t := table.New()
tomorrow := time.Now().AddDate(0, 0, 1)
for _, item := range f.Forecast {
if item.Time.Format(time.DateOnly) != tomorrow.Format(time.DateOnly) {
continue
}
itemTime := item.Time.Local()
if isUTC {
itemTime = item.Time
}
t.Row(
fmt.Sprintf("tomorrow %s", 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)
}