public async void checkUpdateFromServer(string url) { //bool xx = File.Exists("ms-appdata:///local//www/index.html"); //bool c = xx; //bool cc = xx; // deleteFolder("www"); // temp_activity.runOnUiThread(new Runnable() // { // public void run() // { // progressDialogx = ProgressDialog.show(temp_activity, "Check Update", "Please Wait...", true, true); // //Callback here DOES NOT WORK // //callbackContext.success(new JSONObject()); // }; //}); bool iSInternetAvilable = await SV.check_internet_connection_hard(); iSInternetAvilable = true; bool isExternalFolder = CheckIfExtractFolder(); if (!iSInternetAvilable && !isExternalFolder) { // progressDialogx.dismiss(); EventForcheckUpdateResult("success", "1,No internet connection, no external folder so load index from assets then hide splash screen"); // Thread-safe. return; } else if (!iSInternetAvilable && isExternalFolder) { // progressDialogx.dismiss(); EventForcheckUpdateResult("success", "2," + afterApdatePath + ",No internet connection, with external folder so change index.html path then hide splash screen"); // Thread-safe. return; } else if (!isExternalFolder) { // long freeSize=getFreeSize(); // long assetsSize=getAssetsSize(); // changeProgressText("Please Wait... \r\n extract assets"); if (extractAssets("www") != "OK") { deleteFolder(ApplicationData.Current.LocalFolder.Path + "\\www"); //try again string result = extractAssets("www"); if (result != "OK") { // progressDialogx.dismiss(); deleteFolder(ApplicationData.Current.LocalFolder.Path + "\\www"); EventForcheckUpdateResult("success", "1,internet connection is avilable , no external folder but problem with extract assets so load index from assets then hide splash screen error message =: " + result); return; } } } List <FileInfo> files = await getListFiles(ApplicationData.Current.LocalFolder.Path + "\\www"); Stream stremaResult = null; try { stremaResult = await SV.PostForUpdateLinks(url, convertListToSTream(files)); } catch (Exception exx) { EventForcheckUpdateResult("success", "2," + afterApdatePath + ",internet connection is avilable , with external folder but problem with download update so change index.html path then hide splash screen error message =: " + exx.Message); // Thread-safe. return; } StorageFolder localFolder = ApplicationData.Current.LocalFolder; StorageFile storageFile = await localFolder.CreateFileAsync(tempUpdateFileName, CreationCollisionOption.ReplaceExisting); using (Stream outputStream = await storageFile.OpenStreamForWriteAsync()) { await stremaResult.CopyToAsync(outputStream); } try { // changeProgressText("Please Wait... \r\n extract update files"); string resultx = await extractZipFile(); if (resultx != "OK") { EventForcheckUpdateResult("success", "2," + afterApdatePath + ", internet connection is avilable , with external folder but problem with extractZipFile so change index.html path then hide splash screen error message =: " + resultx); // Thread-safe. return; } } catch (Exception ex) { // progressDialogx.dismiss(); EventForcheckUpdateResult("success", "2," + afterApdatePath + ", internet connection is avilable , with external folder but problem with extractZipFile so change index.html path then hide splash screen error message =: " + ex.Message); // Thread-safe. return; } try { File.Delete(ApplicationData.Current.LocalFolder.Path + "\\" + tempUpdateFileName); } catch (Exception) { } // progressDialogx.dismiss(); EventForcheckUpdateResult("success", "2," + afterApdatePath + ",internet connection is avilable , with external folder noo error so change index.html path then hide splash screen "); // Thread-safe. }