js8call/JS8_Audio/NotificationAudio.cpp

#include "NotificationAudio.h"
#include "BWFFile.h"
#include "soundout.h"
#include <QLoggingCategory>

Q_DECLARE_LOGGING_CATEGORY(notificationaudio_js8)

/******************************************************************************/
// Public Implementation
/******************************************************************************/

NotificationAudio::NotificationAudio(QObject *parent)
    : QObject{parent}, m_stream{new SoundOutput} {
    connect(m_stream.data(), &SoundOutput::status, this,
            &NotificationAudio::status);
    connect(m_stream.data(), &SoundOutput::error, this,
            &NotificationAudio::error);
}

NotificationAudio::~NotificationAudio() { stop(); }

void NotificationAudio::status(QString const message) {
    if (message == "Idle")
        stop();
}

void NotificationAudio::error(QString const message) {
    qCDebug(notificationaudio_js8) << "notification error:" << message;
}

void NotificationAudio::setDevice(QAudioDevice const &device,
                                  unsigned const msBuffer) {
    m_device = device;
    m_msBuffer = msBuffer;
}

void NotificationAudio::play(QString const &filePath) {
    if (auto const it = m_cache.constFind(filePath); it != m_cache.constEnd()) {
        playEntry(it);
    } else if (auto file = BWFFile(QAudioFormat{}, filePath);
               file.open(QIODevice::ReadOnly)) {
        if (auto data = file.readAll(); !data.isEmpty()) {
            playEntry(m_cache.emplace(filePath, file.format(), data));
        }
    }
}

void NotificationAudio::stop() { m_stream->stop(); }

/******************************************************************************/
// Private Implementation
/******************************************************************************/

void NotificationAudio::playEntry(Cache::const_iterator const it) {
    if (m_buffer.isOpen())
        m_buffer.close();

    auto const &[format, data] = *it;

    m_buffer.setData(data);

    if (m_buffer.open(QIODevice::ReadOnly)) {
        m_stream->setDeviceFormat(m_device, format, m_msBuffer);
        m_stream->restart(&m_buffer);
    }
}

/******************************************************************************/

Q_LOGGING_CATEGORY(notificationaudio_js8, "notificationaudio.js8", QtWarningMsg)