package main

import (
	"fmt"
	"log"
	"os"
)


func main() {
	cmd := tryParseCmd()
	err := dispatchCmd(cmd)
	if err != nil {
		log.Fatalln(err)
	}
}

func tryParseCmd() string {
	if len(os.Args) < 2 {
		usage()
	}
	return os.Args[1]
}

func usage() {
	fmt.Println("Usage: remote-mic [listen|stream]")
	os.Exit(1)
}

func dispatchCmd(cmd string) error {
	switch cmd {
	case "listen":
		err := listen()
		if err != nil {
			return err
		}
	case "stream":
		err := stream()
		if err != nil {
			return err
		}
	default:
		usage()
	}

	return nil
}