package main

import (
	"context"
	"fmt"

	"github.com/half2me/antgo/ant"
	"github.com/half2me/antgo/device"
	"github.com/half2me/antgo/driver/usb"
)

func main() {
	drv, err := usb.GetDevice(0x0fcf, 0x1008)
	if err != nil {
		panic(err)
	}
	defer drv.Close()

	fmt.Println("device opened")

	if err := device.ResetWait(drv); err != nil {
		panic(fmt.Sprintf("reset failed: %v", err))
	}
	fmt.Println("reset ok")

	if err := device.StartRxScanModeWait(drv); err != nil {
		panic(fmt.Sprintf("scan mode failed: %v", err))
	}
	fmt.Println("scan mode started")

	msgs := make(chan ant.BroadcastMessage, 100)
	go device.DumpBroadcastMessages(context.Background(), drv, msgs)

	fmt.Println("listening...")
	for msg := range msgs {
		//fmt.Printf("raw msg: device type=0x%02x device number=%d content=%x\n",
		//	msg.DeviceType(), msg.DeviceNumber(), msg.Content())

		switch msg.DeviceType() {
		case ant.DEVICE_TYPE_POWER:
			cur := ant.PowerMessage(msg)
			fmt.Printf("power: %dW  cadence: %d rpm\n", cur.InstantaneousPower(), cur.InstantaneousCadence())
		}
	}

	fmt.Println("channel closed")
}