From fd89e314f7c6035097fa52b07a51b29af2fd309f Mon Sep 17 00:00:00 2001
From: carlou <contact@andron.fr>
Date: Mon, 26 Sep 2016 14:18:12 +0200
Subject: [PATCH] Red LED

---
 doc/2-PI.rst       |  2 ++
 doc/4-SETUP.rst    |  6 +++++-
 src/PlayThread.cpp |  1 +
 src/Server.cpp     | 20 +++++++++++++++++---
 src/Server.h       |  7 ++++++-
 5 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/doc/2-PI.rst b/doc/2-PI.rst
index 7daf924..926ce6f 100644
--- a/doc/2-PI.rst
+++ b/doc/2-PI.rst
@@ -63,6 +63,8 @@ To be able to play the songs correctly, ALSA needs a bit of configuration. To do
 
   defaults.ctl.!card 1;
   
+If there is any problem to access the ``alsamixer``, remove (or simply move or rename) the ``/etc/asound.conf`` file.
+  
 Auto-load .song files from a USB key
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
diff --git a/doc/4-SETUP.rst b/doc/4-SETUP.rst
index 8284062..eaf17d6 100644
--- a/doc/4-SETUP.rst
+++ b/doc/4-SETUP.rst
@@ -120,9 +120,13 @@ The following options are available :
 ~~~~~~~~~~~~~~~~~~
 
 ``led``
-  LED's WiringPi identifier (to use with the ``gpio`` command).
+  Green LED's WiringPi identifier (to use with the ``gpio`` command).
   Default : ``6``
 
+``warning``
+  Red LED's WiringPi identifier (to use with the ``gpio`` command).
+  Default : ``5``
+
 ``[osc]`` section
 ~~~~~~~~~~~~~~~~~
 
diff --git a/src/PlayThread.cpp b/src/PlayThread.cpp
index 322acad..99b0abb 100644
--- a/src/PlayThread.cpp
+++ b/src/PlayThread.cpp
@@ -129,6 +129,7 @@ void PlayThread::switchBox(const unsigned int track) {
 
 void PlayThread::setThreshold(const unsigned int threshold){
     m_threshold = (99 -  threshold) * 4 + 100;
+    m_options->setValue("default/threshold", m_threshold);
 }
 
 void PlayThread::resetThreshold() {
diff --git a/src/Server.cpp b/src/Server.cpp
index 5e649f0..292d0e7 100644
--- a/src/Server.cpp
+++ b/src/Server.cpp
@@ -25,7 +25,8 @@
 #define DEFAULT_PAN 0
 #define DEFAULT_ACTIVATION false
 
-#define DEFAULT_LED 6 /*< wiringPi LED's GPIO identifier */
+#define DEFAULT_LED 6 /*< wiringPi green LED's GPIO identifier */
+#define DEFAULT_WARNING_LED 5 /*< wiringPi red LED's GPIO identifier */
 
 void Server::ledSetup(){
     wiringPiSetupSys();
@@ -33,15 +34,21 @@ void Server::ledSetup(){
 
     QString c = QStringLiteral("gpio mode %1 out").arg(m_options->value("gpio/led").toInt());
     std::system(c.toStdString().c_str());
+    c = QStringLiteral("gpio mode %1 out").arg(m_options->value("gpio/warning").toInt());
+    std::system(c.toStdString().c_str());
 }
 
-void Server::ledOn(){
+void Server::ledOn(int n){
     //digitalWrite(LED_VALUE, HIGH);
 
-    QString c = QStringLiteral("gpio write %1 1").arg(m_options->value("gpio/led").toInt());
+    QString c = QStringLiteral("gpio write %1 1").arg(n);
     std::system(c.toStdString().c_str());
 }
 
+void Server::ledOn(){
+    ledOn(m_options->value("gpio/led").toInt());
+}
+
 void Server::ledOff(int n){
     //digitalWrite(n, LOW);
 
@@ -206,6 +213,7 @@ bool Server::initConf(QSettings *c) {
     default_settings.append(Settings("files/extension", DEFAULT_EXTENSION));
 
     default_settings.append(Settings("gpio/led", DEFAULT_LED));
+    default_settings.append(Settings("gpio/warning", DEFAULT_WARNING_LED));
 
     default_settings.append(Settings("osc/ip", DEFAULT_IP));
     default_settings.append(Settings("osc/sender", DEFAULT_SENDER));
@@ -549,6 +557,7 @@ void Server::sendMsgReady(bool isReady) {
 }
 
 int Server::load() {
+    ledOn(m_options->value("gpio/warning").toInt());
     sendSongsList();
     sendThreshold();
 
@@ -570,14 +579,19 @@ int Server::load() {
 
                 sendTracksCount();
 
+                ledOff(m_options->value("gpio/warning").toInt());
                 return 0;
             }
+            ledOff(m_options->value("gpio/warning").toInt());
             return 1;
         } catch(std::exception& e) {
             qCritical() << tr("LOADING ERROR :") << e.what();
+            ledOff(m_options->value("gpio/warning").toInt());
             return 1;
         }
     }//end check selsong
+
+    ledOff(m_options->value("gpio/warning").toInt());
     return 1;
 }
 
diff --git a/src/Server.h b/src/Server.h
index afd953e..82c0615 100644
--- a/src/Server.h
+++ b/src/Server.h
@@ -255,6 +255,12 @@ class Server : public QObject {
      */
     bool initConf(QSettings *c);
 
+
+    /**
+     * @brief Activate the LED on pos n
+     * @param n
+     */
+    void ledOn(int n);
     /**
      * @brief Activate the configured LED defined in config file
      */
@@ -272,7 +278,6 @@ class Server : public QObject {
      * @brief Make the LED defined in config file blink
      */
     void ledBlink();
-
 signals:
     /**
      * @brief Notify the need to reload the actual song