Http Version - Added Alarm Button.

CMakeLists.txt

@@ -3,13 +3,15 @@ cmake_minimum_required(VERSION 3.16)
 project(WaterLevelRewrite VERSION 0.1 LANGUAGES CXX)
 
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_AUTORCC ON)
 
-find_package(Qt6 REQUIRED COMPONENTS Quick)
+find_package(Qt6 REQUIRED COMPONENTS Quick Multimedia)
 
 qt_standard_project_setup(REQUIRES 6.10)
 
 qt_add_executable(appWaterLevelRewrite
     main.cpp
+    media.qrc
 )
 
 qt_add_qml_module(appWaterLevelRewrite
@@ -22,11 +24,9 @@ qt_add_qml_module(appWaterLevelRewrite
         SOURCES configinterface.h configinterface.cpp
         QML_FILES ConnectButton.qml
         SOURCES requestworker.h requestworker.cpp
+        RESOURCES media.qrc
 )
 
-# Qt for iOS sets MACOSX_BUNDLE_GUI_IDENTIFIER automatically since Qt 6.1.
-# If you are developing for iOS or macOS you should consider setting an
-# explicit, fixed bundle identifier manually though.
 set_target_properties(appWaterLevelRewrite PROPERTIES
 #    MACOSX_BUNDLE_GUI_IDENTIFIER com.example.appWaterLevelRewrite
     MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
@@ -36,7 +36,7 @@ set_target_properties(appWaterLevelRewrite PROPERTIES
 )
 
 target_link_libraries(appWaterLevelRewrite
-    PRIVATE Qt6::Quick
+    PRIVATE Qt6::Quick Qt6::Multimedia
 )
 
 install(TARGETS appWaterLevelRewrite

Main.qml

@@ -21,7 +21,8 @@ Window {
     property int distance_count_thres: 3
     property string mode: "http"
     property string status: "Initializing"
-
+    property string alarm_status_text: ""
+    property var root_config: ({})
 
     Rectangle {
         anchors.fill: parent
@@ -91,11 +92,13 @@ Window {
             max_thres_input: 0
         }
 
+
         Text {
-            id: status
+            id: alarm_status
-            text: root.status
+            text: root.alarm_status_text
+            visible: (root.alarm_status_text.length > 0 ) ? true : false
             anchors {
-                bottom: connect_button.top
+                bottom: status.top
                 bottomMargin: 20
                 horizontalCenter: parent.horizontalCenter
             }
@@ -104,19 +107,43 @@ Window {
             font.pointSize: root.font_normal_text_size
         }
 
+        Text {
+            id: status
+            text: root.status
+            anchors {
+                bottom: button_base.top
+                bottomMargin: 20
+                horizontalCenter: parent.horizontalCenter
+            }
+            horizontalAlignment: Text.AlignHCenter
+            color: root.accent_color
+            font.pointSize: root.font_normal_text_size
+        }
+
+        Rectangle {
+            id: button_base
+            color: "#00000000"
+            width: parent.width / 1.5
+            height: parent.height / 20
+            anchors {
+                horizontalCenter: parent.horizontalCenter
+                bottom: parent.bottom
+                bottomMargin: 50
+            }
             ConnectButton {
                 id: connect_button
-            height: parent.height / 20
+                width: parent.width / 2.1
-            width: parent.width / 4
+                height: parent.height
                 font_color: root.accent_color
                 font_enlarged_text_size: root.font_enlarged_text_size
                 font_normal_text_size: root.font_normal_text_size
                 color: root.background_color
                 accent_color: root.accent_color
                 anchors {
-                horizontalCenter: parent.horizontalCenter
+                    left: parent.left
+                    leftMargin: 5
                     bottom: parent.bottom
-                bottomMargin: 50
+                    bottomMargin: 5
                 }
                 onConnect: {
                     if(connect_button.mode === 0)
@@ -130,6 +157,40 @@ Window {
                     }
                 }
             }
+
+            ConnectButton {
+                id: start_alarm
+                width: parent.width / 2.1
+                height: parent.height
+                font_color: root.accent_color
+                font_enlarged_text_size: root.font_enlarged_text_size
+                font_normal_text_size: root.font_normal_text_size
+                color: root.background_color
+                accent_color: root.accent_color
+                text: "Start Alarm"
+                text2: "Stop Alarm"
+                anchors {
+                    left: connect_button.right
+                    leftMargin: 10
+                    bottom: parent.bottom
+                    bottomMargin: 5
+                }
+                onConnect: {
+                    if(start_alarm.mode === 0)
+                    {
+                        requester.startAlarm();
+                        root.alarm_status_text = "Started Alarm; Waiting for Trigger: " + root.root_config.alert + "%"
+                    }
+                    else {
+                        requester.stopAlarm();
+                        root.alarm_status_text = "";
+                    }
+                }
+            }
+
+        }
+
+
     }
 
     RequestWorker {
@@ -162,6 +223,10 @@ Window {
         function setConfig(config) {
             tank.setConfig(config);
             requester.setConfig(config);
+            root.root_config = config;
         }
     }
+    onClosing: {
+        requester.stopAlarm();
+    }
 }

media.qrc

@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/sounds">
+        <file>echo.mp3</file>
+    </qresource>
+</RCC>

requestworker.cpp

@@ -3,6 +3,7 @@
 #include <QJsonValue>
 #include <QJsonObject>
 #include <QJsonDocument>
+#include <QFile>
 
 RequestWorker::RequestWorker(QObject *parent)
     : QObject{parent}
@@ -16,11 +17,13 @@ void RequestWorker::setConfig(QJsonObject config)
     this->interval = config["interval"].toInt();
     this->max_height = config["max"].toInt();
     this->min_height = config["min"].toInt();
+    this->alarm_thres = config["alert"].toInt();
     qDebug() << "In cpp config values are: ";
     qDebug() << "Url: " << url;
     qDebug() << "Interval: " << interval;
     qDebug() << "Max Height: " << max_height;
     qDebug() << "Min Height: " << min_height;
+    qDebug() << "Alert: " << alarm_thres;
 }
 
 void RequestWorker::start()
@@ -51,6 +54,34 @@ void RequestWorker::stop()
     qDebug() << "Stopping" << timer->isActive();
 }
 
+void RequestWorker::playAlarm()
+{
+    if(player_started)
+        return;
+    if(player) {
+        player->deleteLater();
+        player = nullptr;
+    }
+    if(audioOutput) {
+        audioOutput->deleteLater();
+        audioOutput->deleteLater();
+    }
+    qDebug() << "Loading player";
+    player = new QMediaPlayer(this);
+    audioOutput = new QAudioOutput(this);
+    player->setAudioOutput(audioOutput);
+    if (QFile::exists(":/sounds/echo.mp3")) {
+        qDebug() << "Resource found successfully!";
+    } else {
+        qDebug() << "Resource not found. Check CMakeLists.txt or .pro file!";
+    }
+    player->setSource(QUrl("qrc:/sounds/echo.mp3"));
+    audioOutput->setVolume(0.5);
+    connect(this, &RequestWorker::playMedia, player, &QMediaPlayer::play);
+    player_started = true;
+    emit playMedia();
+}
+
 void RequestWorker::makeRequest()
 {
     if(stop_timer)
@@ -85,6 +116,13 @@ void RequestWorker::requestFinished(QNetworkReply *rep)
     float rate_of_fill = ( float )(prev_distance - water_level) /(float) time_in_microseconds;
     rate_of_fill = rate_of_fill * 1'000'000;
     int expected_to_fill = (water_level - min_height) / rate_of_fill;
+    int percentage_filled = (float (max_height - water_level) / float (max_height)) *100;
+    if(enable_alarm) {
+        qDebug() << "Alarm enabled";
+        if(percentage_filled >= alarm_thres) {
+            playAlarm();
+        }
+    }
     if(reply_number == 0) {
         rate_of_fill = 0;
         expected_to_fill = 0;
@@ -93,6 +131,7 @@ void RequestWorker::requestFinished(QNetworkReply *rep)
     qDebug() << "Got water level: " << water_level;
     qDebug() << "Got rate of fill: " << rate_of_fill;
     qDebug() << "Got expected to fill: " << expected_to_fill;
+    qDebug() << "Percentage filled: " << percentage_filled;
     qDebug() << "Time difference: " << time_in_microseconds;
     prev_distance = water_level;
     emit networkReply(data_water_level, rate_of_fill, expected_to_fill);
@@ -118,3 +157,23 @@ void RequestWorker::setStatus(const QString &newStatus)
     m_status = newStatus;
     emit statusChanged();
 }
+
+void RequestWorker::startAlarm()
+{
+    enable_alarm = true;
+}
+
+void RequestWorker::stopAlarm()
+{
+    enable_alarm = false;
+    player_started = false;
+    if(player) {
+        player->stop();
+        player->deleteLater();
+        player = nullptr;
+    }
+    if(audioOutput) {
+        audioOutput->deleteLater();
+        audioOutput = nullptr;
+    }
+}

requestworker.h

@@ -6,6 +6,8 @@
 #include <QNetworkAccessManager>
 #include <QNetworkRequest>
 #include <QNetworkReply>
+#include <QMediaPlayer>
+#include <QAudioOutput>
 #include <QTimer>
 #include <QThread>
 #include <chrono>
@@ -24,10 +26,14 @@ class RequestWorker : public QObject
     int min_height = 0;
     bool stop_timer = false;
     int reply_number = 0;
+    int alarm_thres = 0;
+    bool enable_alarm = false;
+    bool player_started = false;
+    QMediaPlayer *player = nullptr;
+    QAudioOutput *audioOutput = nullptr;
     std::chrono::time_point<std::chrono::high_resolution_clock> prev_time;
 public:
     explicit RequestWorker(QObject *parent = nullptr);
-
     QString status() const;
     void setStatus(const QString &newStatus);
 
@@ -35,12 +41,15 @@ signals:
     void requestFailed();
     void networkReply(int distance, float rate_of_fill, int expected_to_fill);
     void statusChanged();
-
+    void playMedia();
 public slots:
+    void startAlarm();
+    void stopAlarm();
     void setConfig(QJsonObject config);
     void start();
     void stop();
 private slots:
+    void playAlarm();
     void makeRequest();
     void requestFinished(QNetworkReply *rep);
 private: