Update transcript-tracer.js

transcript-tracer.js

@@ -566,10 +566,14 @@ function handleSelection() {
   var startWordElement = startNode.parentNode;
   
   // Used for highlight  
-  var startWordElementForHighlight = startWordElement;
+  var startWordElementForHighlight = startWordElement
+  
   while (startWordElementForHighlight.className == "tt-whitespace") {
-      startWordElementForHighlight = startWordElementForHighlight.nextElementSibling;
+    var index = startWordElementForTime.listIndex + 1;
+    if (index >= nodes.length) break;
+    startWordElementForHighlight = nodes[index];
   }
+  
   // This could be `undefined`!
   var startWordIndexForHighlight = startWordElementForHighlight.dataset.ttWord;
   // This is always defined.
@@ -579,16 +583,22 @@ function handleSelection() {
   var startWordElementForTime = startWordElementForHighlight;  
 
   // No time specified for some words --> we compute the starting time with the first element where the time information is provided.
-  // TODO: `nextElementSibling` can go beyond the <p> ... </p> --> 
+  // (This could go beyond the selected religon!)
   while (startWordElementForTime.className == "tt-whitespace" || (startWordElementForTime.dataset.ttWord === undefined)) {
-    startWordElementForTime = startWordElementForTime.nextElementSibling;
+    var index = startWordElementForTime.listIndex + 1;
+    if (index >= nodes.length) break;
+    startWordElementForTime = nodes[index];
   }
 
-  // This is always defined here.
+  // This could still be `undefined`.
   var startWordIndexForTime = startWordElementForTime.dataset.ttWord;
-  // But let's still get the `listIndex`.
+  // Let's get the `listIndex`.
   var startWordListIndexForTime = startWordElementForTime.listIndex;
-  var startSeconds = ttLinkedDataByMediaUrl[mediaUrl].wordTimings[startWordIndexForTime].startSeconds;
+
+  var startSeconds = null;
+  if (startWordIndexForTime !== undefined) {
+    startSeconds = ttLinkedDataByMediaUrl[mediaUrl].wordTimings[startWordIndexForTime].startSeconds;
+  }
 
   console.log(startWordElement);
   console.log(startWordElementForHighlight);
@@ -608,20 +618,54 @@ function handleSelection() {
   
   // Used for highlight
   var endWordElementForHighlight = endWordElement;
+
   while (endWordElementForHighlight.className == "tt-whitespace") {
-      endWordElementForHighlight = nodes[endWordElementForHighlight.listIndex - 1];
+    var index = endWordElementForHighlight.listIndex - 1;
+    if (index < 0) break;
+    endWordElementForHighlight = nodes[index];
   }
 
   // This could be `undefined`!
   var endWordIndexForHighlight = endWordElementForHighlight.dataset.ttWord;
   // This is always defined.
   var endWordListIndexForHighlight = endWordElementForHighlight.listIndex;
+
+  // Used for computing the end seconds
+  var endWordElementForTime = endWordElementForHighlight;
+
+  // Forward to the next element (if possible)
+  if ((endWordElementForTime.listIndex + 1) < nodes.length) {
+    endWordElementForTime = nodes[endWordElementForTime.listIndex + 1];  
+  }
+    
+  while (endWordElementForTime.className == "tt-whitespace" || (endWordElementForTime.dataset.ttWord === undefined)) {
+    var index = endWordElementForTime.listIndex + 1;
+    if (index >= nodes.length) break;
+    endWordElementForTime = nodes[index];  
+  }
+
+  // This could still be `undefined`.
+  var endWordIndexForTime = endWordIndexForTime.dataset.ttWord;
+  // Let's get the `listIndex`.
+  var endWordListIndexForTime = endWordIndexForTime.listIndex;
+
+  var endSeconds = null;  
+  if (endWordIndexForTime !== undefined) {
+    endSeconds = ttLinkedDataByMediaUrl[mediaUrl].wordTimings[endWordIndexForTime].startSeconds;
+    if (endWordListIndexForTime == nodes.length - 1) {
+      endSeconds = ttLinkedDataByMediaUrl[mediaUrl].wordTimings[endWordIndexForTime].endSeconds;
+    }
+  }
   
   console.log(endWordElement);
   console.log(endWordElementForHighlight);
   console.log(endWordIndexForHighlight);
   console.log(endWordListIndexForHighlight);
-
+  console.log(endWordElementForTime);
+  console.log(endWordIndexForTime);
+  console.log(endWordListIndexForTime);
+  console.log(endSeconds);
+  
   return
   
   // ====================================================================================================