package main

import (
	"cli-mon/can"
	"cli-mon/ui"
	"cli-mon/yabl"
	"flag"
	"fmt"
	"os"
)

func main() {
	filename := flag.String("f", "", "Candump filename")
	canbus := flag.String("i", "", "CAN bus interface")
	stdin := flag.Bool("s", false, "Read from stdin")
	flag.Parse()

	var frames <-chan *can.CanFrame

	switch {
	case *stdin:
		frames = can.ReadStdin()
	case len(*filename) > 0:
		frames = can.Readfile(filename)
	case len(*canbus) > 0:
		var err error
		frames, err = can.StartCan(*canbus)
		if err != nil {
			fmt.Println(err)
			return
		}
	default:
		flag.Usage()
	}

	if frames == nil {
		fmt.Println("Get no data")
		os.Exit(0)
	}

	var messages = yabl.StartProtocolParsing(frames)

	ui.InitCliApp(messages)
}