i3-blocks-go/blocks/date/main.go

package main

import (
	"fmt"
	"github.com/enescakir/emoji"
	"github.com/itchyny/timefmt-go"
	r "gitnet.fr/deblan/i3-blocks-go/rendering"
	"os"
	"os/exec"
	"sync"
	"time"
)

func runCalendar(wg *sync.WaitGroup) {
	defer wg.Done()
	command := exec.Command("tmux", "new", "-d", "gnome-calendar")
	command.Run()
}

func main() {
	argFormat := os.Args[1]
	now := time.Now()

	var wg sync.WaitGroup

	if os.Getenv("BLOCK_BUTTON") == "1" {
		wg.Add(1)
		go runCalendar(&wg)
	}

	symbol := r.Emoji(emoji.Calendar)
	date := timefmt.Format(now, argFormat)

	options := r.NewBlockOptions()
	options.FullText = r.TextWithRightPadding(fmt.Sprintf("%s %s", symbol, date), r.FB{
		Foreground: r.Color("white"),
		Background: r.Color("black4"),
	})

	block := r.Block("date", options)
	fmt.Println(block)
	wg.Wait()
}