package main

import (
	"fmt"
	"log"
	"time"

	"alox.tool/api"
	"alox.tool/eventbus"
	"alox.tool/frontend"
	"alox.tool/uart"
)

func main() {
	config := Config{
		Port:     8000,
		Host:     "0.0.0.0",
		UartPort: "/dev/ttyUSB0",
		Baudrate: 115200,
	}
	StartApp(config)
}

func StartApp(config Config) {
	bus := eventbus.New()

	com, err := uart.Connect(bus, config.UartPort, config.Baudrate)
	if err != nil {
		log.Printf("Could not Connect with Uart Device %v", err)
	}
	defer com.Close()

	go func() {
		for {
			select {
			case msg := <-bus.Subscribe(api.TopicUARTTx):
				log.Printf("MSG[TX]: % X", msg)
			case msg := <-bus.Subscribe(api.TopicUARTRx):
				log.Printf("MSG[RX]: % X", msg)
				val, ok := msg.(api.Frame)
				if !ok {
					log.Printf("val is not type api.Frame its %T", val)
					continue
				}
				log.Printf("[%d] Frame: %X, % X", val.Time, val.ID, val.Data)

				switch val.ID {
				case api.CmdEcho:
				case api.CmdVersion:
					v, err := uart.ParseFrameVersion(val)
					if err != nil {
						log.Printf("Could not Parse Version %v", err)
						continue
					}
					log.Printf("Version Info %d %X", v.Version, v.Buildhash)
				case api.CmdClientInfo:
					v, err := uart.ParseFrameClientInfo(val)
					if err != nil {
						log.Printf("Could not Parse Client Info %v", err)
						continue
					}
					for _, c := range v {
						log.Printf("Client ID  %d", c.ClientID)
						log.Printf("\tIsAvailable %d", c.IsAvailable)
						log.Printf("\tLastPing %d", c.LastPing)
						log.Printf("\tLastSuccessfulPing %d", c.LastSuccessfulPing)
						log.Printf("\tSlotIsUsed %d", c.SlotIsUsed)
						log.Printf("\tVersion %d", c.Version)
						log.Printf("\tMACAddr % X", c.MACAddr)
					}
				case api.CmdClientInput:
					v, err := uart.ParseFrameClientInput(val)
					if err != nil {
						log.Printf("Could not Parse Client Input %v", err)
						continue
					}
					for _, c := range v {
						log.Printf("Client ID  %d", c.ClientID)
						log.Printf("\tX %f", c.X)
						log.Printf("\tY %f", c.Y)
						log.Printf("\tBitmask %08b", c.InputMask)
					}
				}
			}
		}
	}()

	time.Sleep(time.Millisecond * 5)

	com.Send(api.CmdEcho, make([]byte, 0))
	com.Send(api.CmdVersion, make([]byte, 0))
	com.Send(api.CmdClientInfo, make([]byte, 0))
	com.Send(api.CmdClientInput, make([]byte, 0))

	url := fmt.Sprintf("%s:%d", config.Host, config.Port)
	fserver := frontend.New(bus)
	fserver.Start(url)
}