Add command line flag to allow only running the config ui

cmd/gui/gui.go

@@ -11,7 +11,12 @@ import (
 	"github.com/knadh/koanf/providers/file"
 	"github.com/knadh/koanf/providers/posflag"
 	flag "github.com/spf13/pflag"
-	//"git.kemonine.info/PiFrame/ui"
+
+	"git.kemonine.info/PiFrame/ui"
+)
+
+const (
+	CLI_FLAG_CONFIG_ONLY = "config-ui-only"
 )
 
 const (
@@ -33,13 +38,18 @@ const (
 
 func main() {
 	// Command line flag handler
-	f := flag.NewFlagSet("config", flag.ContinueOnError)
+	f := flag.NewFlagSet("piframe", flag.ContinueOnError)
 	f.Usage = func() {
 		fmt.Println(f.FlagUsages())
 		os.Exit(0)
 	}
 	// Command line flags
-	f.Bool("config-ui-only", false, "Only show the config UI, NOT the slideshow")
+	f.Bool(CLI_FLAG_CONFIG_ONLY, false, "Only show the config UI, NOT the slideshow")
+	cliFlag := f.Lookup(CLI_FLAG_CONFIG_ONLY)
+	if cliFlag != nil {
+		log.Print("Could not find CLI_FLAG_CONFIG_ONLY")
+		cliFlag.NoOptDefVal = "true"
+	}
 	// Process command line flags into handler
 	f.Parse(os.Args[1:])
 
@@ -78,6 +88,9 @@ func main() {
 	// albumsRoot := pfConfig.String(CONFIG_KEY_ALBUMS_ROOT)
 	// albumsSelected := pfConfig.Strings(CONFIG_KEY_ALBUMS_SELECTED)
 
-	//ui.Slideshow()
+	if !pfConfig.Bool(CLI_FLAG_CONFIG_ONLY) {
+		ui.Slideshow()
+	}
+
 	//ui.ConfigGui()
 }