Switch to using signal-composer speed eventshalibut_8.0.6halibut_8.0.5halibut_8.0.4halibut/8.0.6halibut/8.0.5halibut/8.0.48.0.68.0.58.0.4halibut

Switch from using the vehicle and engine speeds messages from the
low-can binding directly to using the abstracted events from the
signal-composer binding instead.

Bug-AGL: SPEC-3042

Signed-off-by: Scott Murray <scott.murray@konsulko.com>
Change-Id: I36f4d1c7f8565daf43014f47811cd5d3fdfd1dd6

4 files changed, 29 insertions, 55 deletions

diff --git a/app/Dashboard.qml b/app/Dashboard.qml
index d343d8a..7371667 100644
--- a/app/Dashboard.qml
+++ b/app/Dashboard.qml
@@ -18,7 +18,6 @@
 import QtQuick 2.6
 import QtQuick.Layouts 1.1
 import QtQuick.Controls 2.0
-import QtWebSockets 1.0
 import Translator 1.0
 
 ApplicationWindow {
@@ -31,65 +30,25 @@ ApplicationWindow {
         id: translator
     }
 
-    property string api_str: "low-can"
-    property string verb_str: "subscribe"
-    property var msgid_enu: { "call":2, "retok":3, "reterr":4, "event":5 }
-    property string request_str: ""
-    property string status_str: ""
-
-    property double speed_val: 0
+    property double vehicleSpeed: 0
     property double engineSpeed: 0
-    WebSocket {
-        id: websocket
-        url: bindingAddress
-
-        onTextMessageReceived: {
-            var message_json = JSON.parse (message);
-            /*
-            console.log ("Raw response: " + message)
-            console.log ("JSON response: " + message_json)
-             */
 
-            if (message_json[0] == msgid_enu.event) {
+    Connections {
+        target: SignalComposer
 
-                var property_name = message_json[2].event.split("/")[1]
-                if(property_name === "messages.vehicle.average.speed") {
-                    speed_val = message_json[2].data.value
-                }
-                else if (property_name === "messages.engine.speed") {
-                    engineSpeed = message_json[2].data.value
-                    tachometer.value = engineSpeed / 7000
-                }
-            }
-            else
-            {
-                if (message_json[0] != msgid_enu.retok) {
-                    console.log ("Return value is not ok !")
-                    return
+        onSignalEvent: {
+            if (uid === "event.vehicle.speed") {
+                var speed_tmp = parseFloat(value)
+                if(units == "km/h") {
+                    speed_tmp /= 1.609
                 }
+                vehicleSpeed = speed_tmp
             }
-             /* refresh happen */
-        }
-        onStatusChanged: {
-            if (websocket.status == WebSocket.Error) {
-                status_str = "Error: " + websocket.errorString
-            }
-            else
-            if (websocket.status == WebSocket.Open) {
-                status_str = "Socket opened; sending message..."
-                if (verb_str == "subscribe") {
-                    request_str ='[' + msgid_enu.call + ',"99998","' + api_str +'/'+ verb_str +'",{ \"event\" : \"vehicle.average.speed\" } ]';
-                    websocket.sendTextMessage (request_str)
-                    request_str ='[' + msgid_enu.call + ',"99999","' + api_str +'/'+ verb_str +'",{ \"event\" : \"engine.speed\" } ]';
-                    websocket.sendTextMessage (request_str)
-                }
-            } else
-            if (websocket.status == WebSocket.Closed) {
-                status_str = "Socket closed"
+            else if (uid === "event.engine.speed") {
+                engineSpeed = parseFloat(value)
+                tachometer.value = engineSpeed / 7000
             }
-            console.log (status_str)
         }
-        active: true
     }
 
     Item {
@@ -104,7 +63,7 @@ ApplicationWindow {
         anchors.left: parent.left
         anchors.top: parent.top
         anchors.margins: 20
-        text: speed_val.toFixed(0)         /* MPH */
+        text: vehicleSpeed.toFixed(0)         /* MPH */
         font.pixelSize: 256
     }
     Label {
diff --git a/app/app.pro b/app/app.pro
index 197675e..551acc3 100644
--- a/app/app.pro
+++ b/app/app.pro
@@ -7,6 +7,9 @@ HEADERS += \
 SOURCES = main.cpp \
     translator.cpp
 
+CONFIG += link_pkgconfig
+PKGCONFIG += qtappfw
+
 RESOURCES += \
     dashboard.qrc \
     images/images.qrc
diff --git a/app/main.cpp b/app/main.cpp
index 3520605..d1486c5 100644
--- a/app/main.cpp
+++ b/app/main.cpp
@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2016 The Qt Company Ltd.
+ * Copyright (C) 2019 Konsulko Group
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +17,8 @@
 
 #include <QtAGLExtras/AGLApplication>
 #include <QtQml/QQmlApplicationEngine>
+#include <QtQml/QQmlContext>
+#include <signalcomposer.h>
 #include "translator.h"
 
 int main(int argc, char *argv[])
@@ -24,6 +27,15 @@ int main(int argc, char *argv[])
     app.setApplicationName("Dashboard");
     app.setupApplicationRole("dashboard");
 
+    QQmlApplicationEngine *engine = app.getQmlApplicationEngine();
+    QQmlContext *context = engine->rootContext();
+    QVariant v = context->contextProperty(QStringLiteral("bindingAddress"));
+    if(v.canConvert(QMetaType::QUrl)) {
+        QUrl bindingAddress = v.toUrl();
+        context->setContextProperty("SignalComposer", new SignalComposer(bindingAddress, context));
+    } else {
+        qCritical("Cannot find bindingAddress property in context, SignalComposer unavailable");
+    }
     qmlRegisterType<Translator>("Translator", 1, 0, "Translator");
     app.load(QUrl(QStringLiteral("qrc:/Dashboard.qml")));
     return app.exec();
diff --git a/package/config.xml b/package/config.xml
index 9b45b3c..193c62e 100644
--- a/package/config.xml
+++ b/package/config.xml
@@ -9,7 +9,7 @@
   <feature name="urn:AGL:widget:required-api">
     <param name="windowmanager" value="ws"/>
     <param name="homescreen" value="ws"/>
-    <param name="low-can" value="ws"/>
+    <param name="signal-composer" value="ws"/>
   </feature>
   <feature name="urn:AGL:widget:required-permission">
     <param name="urn:AGL:permission::public:no-htdocs" value="required"/>