added a working song next action to the slide object

src/qml/presenter/Presentation.qml

@@ -158,30 +158,41 @@ Item {
     }
 
     function nextSlideAction() {
-        print(textIndex);
+        const nextServiceItemIndex = currentServiceItem + 1;
-        if (itemType === "song") {
+        const nextItem = serviceItemModel.getItem(nextServiceItemIndex);
-            if (textIndex === 0) {
+        print("currentServiceItem " + currentServiceItem);
-                SlideObject.setText(root.text[textIndex]);
+        print("nextServiceItem " + nextServiceItemIndex);
-                print(root.text[textIndex]);
+        print(nextItem.name);
-                textIndex++;
+        const changed = SlideObject.next(nextItem);
-            } else if (textIndex < root.text.length) {
+        print(changed);
-                SlideObject.setText(root.text[textIndex]);
+        if (changed) {
-                print(root.text[textIndex]);
+            currentServiceItem++;
-                textIndex++;
+            loadVideo();
-            } else {
-                print("Next slide time");
-                textIndex = 0;
-                clearText();
-                nextSlide();
         }
-        } else if (itemType === "video") {
+        /* print(textIndex); */
+        /* if (itemType === "song") { */
+        /*     if (textIndex === 0) { */
+        /*         SlideObject.setText(root.text[textIndex]); */
+        /*         print(root.text[textIndex]); */
+        /*         textIndex++; */
+        /*     } else if (textIndex < root.text.length) { */
+        /*         SlideObject.setText(root.text[textIndex]); */
+        /*         print(root.text[textIndex]); */
+        /*         textIndex++; */
+        /*     } else { */
+        /*         print("Next slide time"); */
+        /*         textIndex = 0; */
         /*         clearText(); */
-            nextSlide();
+        /*         nextSlide(); */
-        }
+        /*     } */
-        else if (itemType === "image") {
+        /* } else if (itemType === "video") { */
-            /* clearText(); */
+        /*     /\* clearText(); *\/ */
-            nextSlide();
+        /*     nextSlide(); */
-        }
+        /* } */
+        /* else if (itemType === "image") { */
+        /*     /\* clearText(); *\/ */
+        /*     nextSlide(); */
+        /* } */
     }
 
     function nextSlide() {

src/slide.cpp

@@ -175,20 +175,29 @@ void Slide::changeSlide(QVariantMap item)
   }
 
   QStringList text = m_serviceItem.value("text").toStringList();
-  if (text.isEmpty())
+  if (text.isEmpty()) {
     setText("");
+    m_slideSize = 1;
+    m_slideIndex = 1;
+  }
   else {
+    qDebug() << "TEXT LENGTH: " << text.length();
+    m_slideSize = text.length();
+    m_slideIndex = 1;
     setText(text[0]);
   }
 
   qDebug() << "MAP: " << m_serviceItem.value("text");
 }
 
-void Slide::next()
+bool Slide::next(QVariantMap nextItem)
 {
+  qDebug() << "Starting to go to next item.";
+  qDebug() << "Slide Index: " << m_slideIndex << " Slide Size: " << m_slideSize;
+  QStringList text = m_serviceItem.value("text").toStringList();
   if (m_slideIndex == m_slideSize) {
-    changeSlide();
+    changeSlide(nextItem);
-    return;
+    return true;
   }
 
   if (m_type != "song") {
@@ -197,4 +206,15 @@ void Slide::next()
     // changeSlide(item);
   }
 
+  if (m_type == "song") {
+    // since the string list is 0 indexed m_slideIndex actually
+    // maps to the next item.
+    int nextTextIndex = m_slideIndex;
+    qDebug() << nextTextIndex;
+    qDebug() << text[nextTextIndex];
+    setText(text[nextTextIndex]);
+    m_slideIndex++;
+  }
+
+  return false;
 }

src/slide.h

@@ -52,7 +52,7 @@ public:
   Q_INVOKABLE void setFontSize(int fontSize);
 
   Q_INVOKABLE void changeSlide(QVariantMap item);
-  Q_INVOKABLE void next();
+  Q_INVOKABLE bool next(QVariantMap nextItem);
 
 signals:
     Q_INVOKABLE void textChanged(QString text);