adding todo and previousSlide and refactor nextSlide

TODO.org

@@ -4,6 +4,8 @@
 :END:
 
 * Inbox
+** TODO implement previousSlide and previousAction
+[[file:~/dev/church-presenter/src/qml/presenter/Presentation.qml::function nextSlide() {]]
 ** TODO Check for edge cases in inputing wrong vorder and lyrics
 [[file:~/dev/church-presenter/TODO.org::*Fix broken append when importing River song][Fix broken append when importing River song]]
 

src/qml/presenter/MainWindow.qml

@@ -183,6 +183,7 @@ Controls.Page {
             videoEditor.visible = false;
             videoEditor.stop();
             songEditor.visible = false;
+            imageEditor.visible = false;
             presentation.visible = true;
             editMode = false;
         }

src/qml/presenter/Presentation.qml

@@ -79,7 +79,7 @@ Item {
             Layout.alignment: Qt.AlignRight
             MouseArea {
                 anchors.fill: parent
-                onPressed: changeSlidePrevious()
+                onPressed: previousSlideAction()
                 cursorShape: Qt.PointingHandCursor
             }
         }
@@ -152,6 +152,20 @@ Item {
         }
     }
 
+    function nextSlide() {
+        changeServiceItem(currentServiceItem++);
+        print(slideItem);
+    }
+
+    function previousSlideAction() {
+
+    }
+
+    function previousSlide() {
+        changeServiceItem(--currentServiceItem);
+        print(slideItem);
+    }
+
     function changeSlide() {
         if (itemType === "song") {
             previewSlide.text = root.text[textIndex];
@@ -165,12 +179,6 @@ Item {
         }
     }
 
-    function nextSlide() {
-        currentServiceItem++;
-        changeServiceItem(currentServiceItem);
-        print(slideItem);
-    }
-
     function clearText() {
         previewSlide.text = "";
     }