feat(module,cast): enhance casting device discovery speed

cmd/cli/command/cast/scan.go

@@ -5,7 +5,7 @@ import (
 	"log"
 	"time"
 
-	"github.com/barnybug/go-cast/discovery"
+	"forge.cadoles.com/arcad/edge/pkg/module/cast"
 	"github.com/pkg/errors"
 	"github.com/urfave/cli/v2"
 )
@@ -14,21 +14,26 @@ func ScanCommand() *cli.Command {
 	return &cli.Command{
 		Name:  "scan",
 		Usage: "Scan network for casting devices",
-		Flags: []cli.Flag{},
+		Flags: []cli.Flag{
+			&cli.DurationFlag{
+				Name:    "timeout",
+				Aliases: []string{"t"},
+				Value:   30 * time.Second,
+			},
+		},
 		Action: func(ctx *cli.Context) error {
-			service := discovery.NewService(ctx.Context)
-			defer service.Stop()
+			timeout := ctx.Duration("timeout")
 
-			go func() {
-				if err := service.Run(ctx.Context, time.Second); err != nil && !errors.Is(err, context.DeadlineExceeded) {
-					log.Fatalf("%+v", errors.WithStack(err))
-				}
-			}()
+			searchCtx, cancel := context.WithTimeout(ctx.Context, timeout)
+			defer cancel()
 
-			found := service.Found()
+			devices, err := cast.SearchDevices(searchCtx)
+			if err != nil {
+				log.Fatalf("%+v", errors.WithStack(err))
+			}
 
-			for device := range found {
-				log.Printf("[DEVICE]	%s	%s	%s:%d", device.Uuid(), device.Name(), device.IP().String(), device.Port())
+			for dev := range devices {
+				log.Printf("[DEVICE]	%s	%s	%s:%d", dev.UUID, dev.Name, dev.Host.String(), dev.Port)
 			}
 
 			return nil