//go:build linux

package audio

import (
	"fmt"
	"os"
	"sync"

	"github.com/gordonklaus/portaudio"
)

var (
	paMu       sync.Mutex
	paRefCount int
)

func initPortAudio() error {
	paMu.Lock()
	defer paMu.Unlock()

	if paRefCount == 0 {
		if err := portaudio.Initialize(); err != nil {
			return err
		}

		devices, err := portaudio.Devices()
		if err == nil {
			fmt.Fprintf(os.Stderr, "[Audio] Linux/PortAudio initialized globally. Devices found: %d\n", len(devices))
		}
	}
	paRefCount++
	return nil
}

func terminatePortAudio() {
	paMu.Lock()
	defer paMu.Unlock()

	paRefCount--
	if paRefCount == 0 {
		fmt.Fprintf(os.Stderr, "[Audio] Linux/PortAudio terminating globally...\n")
		portaudio.Terminate()
	}
}