try to resend blobs after network failures

1 files changed, 27 insertions, 2 deletions

diff --git a/vmail/htdocs/index.html b/vmail/htdocs/index.html
index 0fb49af..75706b0 100644
--- a/vmail/htdocs/index.html
+++ b/vmail/htdocs/index.html
@@ -44,6 +44,7 @@
 <button id="btn-start-recording" disabled>Record</button>
 <button id="btn-stop-recording" disabled>Stop</button>
 <button id="btn-save-recording" disabled>Save</button>
+<div><span id="showBlobsSent" ></span></div>
 
 <hr>
 <video controls style="height: 480px; width: 640px;" muted></video>
@@ -224,6 +225,23 @@ function getFileName(n)
      return fileBaseName + ".part" + n + ".webm"
 }
 
+var blobsSent = 0;
+var blobsQueued = 0;
+var blobsFailed = 0;
+var blobQueue = new Array();
+resetTimeout()
+{
+     setTimeout(function ()
+         {
+             while (blobQueue.length) (blobQueue.shift())();
+             resetTimeout();
+         }, 100);
+}
+resetTimeout();
+function resendBlob(blob, idx)
+{
+     blobQueue.push(function () { return sendBlob(blob, idx); });
+}
 function sendBlob(blob, idx)
 {
     var fileObject = new File([blob], getFileName(idx), {
@@ -233,9 +251,16 @@ function sendBlob(blob, idx)
     formData.append('video-sequence-number', idx);
     formData.append('video-blob', fileObject);
 
-    var onSuccess = function () { return; }
-    var onError = function () { return; }
+    var onSuccess = function() {
+        blobsSent++;
+    }
+    var onError = function(code) {
+        if (code >= 500) blobsFailed++;
+        else resendBlob(blob, idx);
+        return;
+    }
     postMessageByUuidBlob(fileBaseName, formData, onSuccess, onError);
+    blobsQueued++;
 }
 
 var audioCtx = new (window.AudioContext || webkitAudioContext)();