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#include "aomusicplayer.h"
#include "file_functions.h"
#include "networkmanager.h"
#include "options.h"
#include <QDebug>
#include <QFileInfo>
#include <QFuture>
#include <QNetworkReply>
#include <QNetworkRequest>
#include <QWidget>
AOMusicPlayer::AOMusicPlayer(AOApplication *ao_app)
: ao_app(ao_app)
{}
AOMusicPlayer::~AOMusicPlayer()
{
for (int i = 0; i < STREAM_COUNT; ++i)
{
stop(i);
}
}
void AOMusicPlayer::setMuted(bool enabled)
{
m_muted = enabled;
for (int i = 0; i < STREAM_COUNT; ++i)
{
setStreamVolume(m_volume[i], i);
}
}
void AOMusicPlayer::setStreamVolume(int value, int streamId)
{
if (!ensureValidStreamId(streamId))
{
qWarning().noquote() << QObject::tr("Invalid stream ID '%2'").arg(streamId);
return;
}
m_volume[streamId] = m_muted ? 0.0f : qBound(0.0f, value / 100.0f, 1.0f);
ma_sound_set_volume(&m_stream[streamId].sound, m_volume[streamId]);
}
bool AOMusicPlayer::ensureValidStreamId(int streamId)
{
return streamId >= 0 && streamId < STREAM_COUNT;
}
void AOMusicPlayer::play_from_url(const QString &url, int id, bool looping, int effect_flags)
{
auto &s = m_stream[id];
stop(id);
if (!Options::getInstance().streamingEnabled())
{
emit track_ready(QStringLiteral("[DISABLED] Streaming disabled"));
return;
}
auto url_s = QUrl(url);
url_s.setScheme("https");
// Reusing network manager that already exists in ao_app.
s.reply = ao_app->net_manager->get_audio_url(url_s);
QVariant len = s.reply->header(QNetworkRequest::ContentLengthHeader);
bool ok = false;
qint64 content_length = len.toLongLong(&ok);
static const qint64 max_stream_size = 256 * 1024 * 1024;
if (ok && content_length > max_stream_size)
{
s.reply->abort();
s.reply->deleteLater();
emit track_ready(QStringLiteral("[ERROR] Stream exceeds maximum size, refusing to download"));
return;
}
if (ok && content_length > 0)
{
m_stream[id].buffer.reserve(content_length);
}
connect(s.reply, &QIODevice::readyRead, this, [this, id] {
auto &s = m_stream[id];
QByteArray chunk = s.reply->readAll();
if (s.buffer.size() + chunk.size() > max_stream_size)
{
s.reply->abort();
s.reply->deleteLater();
s.reply = nullptr;
s.buffer.clear();
emit track_ready(QStringLiteral("[ERROR] Attempted to download beyond buffer size, aborting"));
return;
}
s.buffer.append(chunk);
});
connect(s.reply, &QNetworkReply::finished, this, [this, id, looping] {
auto &s = m_stream[id];
on_url_download_finished(id, s.reply, looping);
});
}
void AOMusicPlayer::on_url_download_finished(int id, QNetworkReply *reply, bool looping)
{
auto &s = m_stream[id];
if (reply->error() != QNetworkReply::NoError)
{
reply->deleteLater();
emit track_ready(QStringLiteral("[ERROR] Unable to stream audio due to network error"));
return;
}
if (ma_decoder_init_memory(s.buffer.data(), s.buffer.size(), &ao_app->mus_decoder_config, &s.decoder) != MA_SUCCESS)
{
reply->deleteLater();
emit track_ready(QStringLiteral("[ERROR] Invalid audio format (stream decoding failed)"));
return;
}
s.has_decoder = true;
ma_uint32 flags = m_flags | (looping ? MA_SOUND_FLAG_LOOPING : 0);
if (ma_sound_init_from_data_source(&ao_app->audio_engine, &s.decoder, flags, nullptr, &s.sound) != MA_SUCCESS)
{
reply->deleteLater();
emit track_ready(QStringLiteral("[ERROR] Failed to initialize audio"));
return;
}
start_playback(id);
QString track_path = QUrl(reply->url()).path();
reply->deleteLater();
emit track_ready(QString("[STREAM] %1").arg(QFileInfo(track_path).completeBaseName()));
}
void AOMusicPlayer::start_playback(int id)
{
auto &s = m_stream[id];
ma_sound_set_volume(&s.sound, m_volume[id]);
ma_sound_start(&s.sound);
s.state = Stream::playing;
}
void AOMusicPlayer::stop(int id)
{
auto &s = m_stream[id];
if (s.state == Stream::playing)
{
ma_sound_stop(&s.sound);
ma_sound_uninit(&s.sound);
}
if (s.has_decoder)
{
ma_decoder_uninit(&s.decoder);
s.has_decoder = false;
}
if (s.reply)
{
s.reply->abort();
s.reply->deleteLater();
s.reply = nullptr;
}
s.buffer.clear();
s.state = Stream::standby;
}
void AOMusicPlayer::play_from_file(const QString &path, int id, bool looping, int effect_flags)
{
auto &s = m_stream[id];
stop(id);
ma_uint32 flags = m_flags | (looping ? MA_SOUND_FLAG_LOOPING : 0);
bool is_stop = (path == "~stop.mp3");
// Temporary is_stop stub.
// Fades and effects are to be considered when implemented.
if (is_stop)
{
emit track_ready(QStringLiteral("None"));
return;
}
QString f_path = ao_app->get_real_path(ao_app->get_music_path(path));
if (ma_sound_init_from_file(&ao_app->audio_engine, qPrintable(f_path), flags, nullptr, nullptr, &s.sound) != MA_SUCCESS)
{
emit track_ready(QStringLiteral("[ERROR] Failed to initialize sound"));
return;
}
start_playback(id);
emit track_ready(QFileInfo(f_path).completeBaseName());
}
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