gopaper/slideshow.go

package main

import (
	"log"
	"time"
)

func slideshow(ch <-chan string) {
	dir := <-ch
	ticker := time.NewTicker(time.Duration(config.Duration) * time.Minute)
	go func() {
		for {
			img, err := pickRandomImage(dir)
			if err != nil {
				panic(err)
			}
			hyprpaperSet(img)
			select {
			case dir = <-ch:
				log.Println("directory set!")
				continue
			case <-ticker.C:
				continue
			}
		}
	}()
}