Merge "cmake: fix compile issue with SDK"

[apps/mixer.git] / app / mixer.cpp

diff --git a/app/mixer.cpp b/app/mixer.cpp
index f231b6d..082ca12 100644 (file)
--- a/app/mixer.cpp
+++ b/app/mixer.cpp
@@ -18,82 +18,132 @@
 
 #include <QJsonArray>
 #include <QJsonObject>
+#include <QTimer>
 #include <QtDebug>
-#include "mixer.h"
+#include "mixer.hpp"
+
 
 Mixer::Mixer(QObject* parent)
-    : QObject(parent)
+       : QObject(parent)
+{
+       connect(&m_client, SIGNAL(connected()), this, SLOT(onClientConnected()));
+       connect(&m_client, SIGNAL(disconnected()), this, SLOT(onClientDisconnected()));
+       connect(&m_client, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(onClientError(QAbstractSocket::SocketError)));
+       connect(&m_client, SIGNAL(eventReceived(QString, const QJsonValue&)), this, SLOT(onClientEventReceived(QString, const QJsonValue&)));
+}
+
+void Mixer::open(const QUrl& url)
+{
+       m_url = url;
+       TryOpen();
+}
+
+QList<QObject*> Mixer::roles() const
 {
-    connect(&m_client, SIGNAL(connected()), this, SLOT(onClientConnected()));
+       return m_roles;
 }
 
-QStringList Mixer::roles() const
+void Mixer::setRoleVolume(AudioRole* role)
 {
-    return m_roles;
+       if (role == nullptr) return;
+
+       QJsonObject arg;
+       arg.insert("control", role->Name().toLocal8Bit().data());
+       arg.insert("value", QJsonValue(role->Value() / 100.0));
+
+       m_client.call("audiomixer", "volume", arg);
 }
 
-void Mixer::open(const QUrl &url)
+void Mixer::parseControls(const QJsonValue & v)
 {
-    m_client.open(url);
+       qDebug() << "got controls: " << v;
+
+       for(QObject* role : m_roles) delete role;
+       m_roles.clear();
+
+       for (const QJsonValue & av : v.toArray()) {
+               QString name = av.toObject()["control"].toString();
+               int value = static_cast<int>(av.toObject()["volume"].toDouble() * 100);
+               value = qBound(0, value, 100);
+
+               AudioRole *ar = new AudioRole(name, value);
+               connect(ar, SIGNAL(ValueChanged()), this, SLOT(onRoleValueChanged()));
+               m_roles.append(ar);
+
+               qDebug() << "added role: " << ar->Name()
+                       << " value: " << ar->Value();
+       }
+
+       emit rolesChanged();
 }
 
 void Mixer::onClientConnected()
 {
-    // Call HAL to populate list
-    m_client.call("ahl-4a", "get_roles", QJsonValue(), [this](bool r, const QJsonValue& val) {
-        if (r)
-        {
-            m_roles.clear();
-            //BUG: should be able to add this, but not handled right now: m_roles.append("playback");
-            QJsonArray cards = val.toObject()["response"].toArray();
-            foreach (const QJsonValue& card, cards)
-            {
-                m_roles.append(card.toString());
-                qDebug() << "Mixer::onClientConnected - added this HAL: " << card.toString();
-            }
-            emit rolesChanged();
-        }
-    });
+       m_client.call("audiomixer", "list_controls", QJsonObject(), [this](bool r, const QJsonValue& v) {
+               if (r && v.isObject()) {
+                       parseControls(v.toObject()["response"]);
+               }
+
+               QJsonObject arg;
+               arg.insert("event", "controls_changed");
+               m_client.call("audiomixer", "subscribe", arg);
+
+               arg.insert("event", "volume_changed");
+               m_client.call("audiomixer", "subscribe", arg);
+       });
+}
+
+void Mixer::onClientDisconnected()
+{
+       qDebug() << "Mixer::onClientDisconnected!";
+       QTimer::singleShot(1000, this, SLOT(TryOpen()));
+}
+
+void Mixer::onClientError(QAbstractSocket::SocketError se)
+{
+       qDebug() << "Mixer::onClientError: " << se;
 }
 
-void Mixer::setVolume(const QString& name, int value)
+void Mixer::onClientEventReceived(QString eventName, const QJsonValue& data)
 {
-    QJsonObject arg;
-    arg.insert("action", "volume");
-    arg.insert("value", QJsonValue(value));
-    m_client.call("ahl-4a", name, arg, [name](bool r, const QJsonValue& v) {
-        if (r && v.isObject())
-        {
-                       // TODO: Success, update the slider
-        }
-        else
-        {
-                       // TODO: Failed, reset the slider to previous value
-        }
-    });
+       qDebug() << "Mixer::onClientEventReceived[" << eventName << "]: " << data;
+
+       if (eventName == "audiomixer/controls_changed") {
+               m_client.call("audiomixer", "list_controls", QJsonObject(), [this](bool r, const QJsonValue& v) {
+                       if (r && v.isObject()) {
+                               parseControls(v.toObject()["response"]);
+                       }
+               });
+       }
+       else if (eventName == "audiomixer/volume_changed") {
+               QString name = data.toObject()["control"].toString();
+               int value = static_cast<int>(data.toObject()["value"].toDouble() * 100);
+               value = qBound(0, value, 100);
+
+               for (QObject *o : m_roles) {
+                       AudioRole *ar = static_cast<AudioRole*>(o);
+                       if (ar->Name() == name) {
+                               ar->BeginUpdate();
+                               ar->setValue(value);
+                               break;
+                       }
+               }
+       }
+}
+
+void Mixer::onRoleValueChanged()
+{
+       AudioRole* role = qobject_cast<AudioRole*>(QObject::sender());
+       if (role == nullptr) return;
+
+       /* if the role was not being updated by us, it was modified from the UI,
+          in which case we have to set it to the backend */
+       if (!role->EndUpdate())
+               setRoleVolume(role);
 }
 
-void Mixer::getVolume(const QString& name)
+void Mixer::TryOpen()
 {
-    QJsonObject arg;
-    arg.insert("action", "volume");
-    arg.insert("value", QJsonValue("+0")); // FIXME: Hack to get volume: ask for a relative change with a delta of zero
-    m_client.call("ahl-4a", name, arg, [this, name](bool r, const QJsonValue& v) {
-        if (r && v.isObject())
-        {
-                       // TODO: Success, update the slider
-            qDebug() << "Volume changed: " << v;
-            int newVolume = v.toObject()["response"].toObject()["response"].toObject()["volnew"].toInt();
-            auto currentVolume = volumes_.find(name);
-            if (currentVolume != volumes_.end() && *currentVolume == newVolume)
-                return;
-
-            volumes_[name] = newVolume;
-            emit volumeChanged(name, newVolume);
-        }
-        else
-        {
-                       // TODO: Failed, what to do ?
-        }
-    });
+       qDebug() << "Mixer::TryOpen: " << m_url;
+       m_client.open(m_url);
 }