diff --git a/examples/noolite-web/noolite-web.go b/examples/noolite-web/noolite-web.go new file mode 100644 index 0000000..ad9ff41 --- /dev/null +++ b/examples/noolite-web/noolite-web.go @@ -0,0 +1,99 @@ +package main + +import ( + "errors" + "flag" + "fmt" + "github.com/dedkovd/noolite" + "net/http" + "strconv" + "strings" +) + +func sendCommand(n *noolite.NooliteAdapter, command string, channel, value, r, g, b int) error { + if channel == -1 { + return errors.New("Channel was not set") + } + + if command == "" { + return errors.New("Command was not set") + } + + if command == "set" { + if value != 0 { + return n.SetBrightnesValue(channel, value) + } else if r != 0 || g != 0 || b != 0 { + return n.SetBrightnesValues(channel, r, g, b) + } else { + return errors.New("Need some value") + } + } else { + cmd, ok := n.FindCommand(command) + + if !ok { + return errors.New("Command not found") + } + + return cmd(channel) + } +} + +func parseParams(path string) (string, int, int, int, int, int) { + params := strings.Split(path, "/")[1:] + + command := "" + channel := -1 + value := 0 + r := 0 + g := 0 + b := 0 + + command = params[0] + if len(params) > 1 { + channel, _ = strconv.Atoi(params[1]) + } + if len(params) > 2 { + value, _ = strconv.Atoi(params[2]) + } + if len(params) == 5 { + value = 0 + r, _ = strconv.Atoi(params[2]) + g, _ = strconv.Atoi(params[3]) + b, _ = strconv.Atoi(params[4]) + } + + return command, channel, value, r, g, b +} + +func main() { + binding := *flag.String("bind", ":8080", "Address binding") + static_dir := *flag.String("static", "/var/www/static", "Static directory") + + flag.Parse() + + n, err := noolite.DefaultNooliteAdapter() + + if err != nil { + panic(err) + } + + defer n.Close() + + http.HandleFunc("/noolite/", func(w http.ResponseWriter, r *http.Request) { + command, channel, value, red, green, blue := parseParams(r.URL.Path[1:]) + + err := sendCommand(n, command, channel, value, red, green, blue) + + if err != nil { + fmt.Fprintf(w, "{\"error\": %q}", err) + } else { + fmt.Fprintf(w, "{\"command\": %q, \"channel\": \"%d\"}", command, channel) + } + }) + + fs := http.FileServer(http.Dir(static_dir)) + + http.Handle("/static/", http.StripPrefix("/static/", fs)) + + panic(http.ListenAndServe(binding, nil)) +}