private async void DownloadProject()
{
WcfExt116 cAX = null;
//this.tbDownloadStatus.Visibility = Windows.UI.Xaml.Visibility.Visible;
string rResponse = "Abort";
DataAccess.SaveSubProjectDataResult srSaved;
bool bDownloadCompletedOK = false;
try
{
LoggingSubProject(Color.White, "Checking if project already downloaded.", .0);
//await this.UpdateDownloadStatus("Checking if project already downloaded.");
//Check project is not already downloaded.
bool bAlreadyDownloaded = await IsProjectAlreadyOnDevice(this.txtProjectNo.Text);
if (bAlreadyDownloaded == true)
{
return;
}
LoggingSubProject(Color.White, "Checking connection.", .3);
//await this.UpdateDownloadStatus("Checking connection.");
bool bConnected = await Main.p_cSettings.IsAXSystemAvailable(true);
if (bConnected == false)
{
//LoggingSubProject(Color.Red, "Failed Checking connection.", .3);
}
else
{
LoggingSubProject(Color.White, "Checking for configuration updates.", .6);
//await this.UpdateDownloadStatus("Checking for configuration updates.");
await Main.CheckForUpdates();
LoggingSubProject(Color.White, "Completed Checking.", 1.0);
cAX = new WcfExt116();
SubProjectData spData;
object sfProject = null;
LoggingSubProject(Color.White, "Fetching list of sub projects.", .0);
//await this.UpdateDownloadStatus("Fetching list of sub projects.");
List <string> lSubProjects = await cAX.ReturnListOfSubProjectsToDownload(txtProjectNo.Text);
if (lSubProjects != null)
{
//If no sub projects, let user know.
if (lSubProjects.Count == 0)
{
await DisplayAlert("No SubProjects", "This project does not have any sub projects to download.", "OK");
return;
}
//this.pbDownload.Visibility = Windows.UI.Xaml.Visibility.Visible;
//this.pbDownload.IsIndeterminate = true;
int iSubProjectCount = 0;
bool bSubProjectOK = false;
bool bErrorOccured = false;
string sErrorMessage = String.Empty;
double percent = .0;
foreach (string sSubProjectNo in lSubProjects)
{
Random rnd = new Random();
SetBarColor(Color.FromRgb(rnd.Next(0, 255), rnd.Next(0, 255), rnd.Next(0, 255)));
//Increment by one.
iSubProjectCount++;
bSubProjectOK = false;
//Update screen.
LoggingSubProject(Color.White, "Downloading Sub Project (" + iSubProjectCount.ToString() + " of " + lSubProjects.Count() + ") - " + sSubProjectNo, percent);
//await this.UpdateDownloadStatus("Downloading Sub Project (" + iSubProjectCount.ToString() + " of " + lSubProjects.Count() + ") - " + sSubProjectNo);
percent = Convert.ToDouble(iSubProjectCount) / Convert.ToDouble(lSubProjects.Count);
do
{
bErrorOccured = false;
bSubProjectOK = false;
try
{
//Fetch sub project data.
LoggingStatus(Color.White, "Fetch sub project data", Percent.START);
spData = await cAX.DownloadSubProjectData(sSubProjectNo);
if (spData.ProjId == null)
{
throw new Exception("No data returned for sub project.");
}
else
{
//Save sub project data
LoggingStatus(Color.White, "Save sub project data", Percent.S1);
srSaved = Main.p_cDataAccess.SaveSubProjectData(txtProjectNo.Text, txtProjectName.Text, spData);
if (srSaved.bSavedOK == false)
{
throw new Exception("Cannot save sub project to database.");
}
else
{
LoggingStatus(Color.White, "Fetch list of files for sub project", Percent.S2);
//Fetch list of files for sub project.
List <SubProjectFile> sfFiles = await cAX.ReturnListOfSubProjectFiles(spData.ProjId);
if (sfFiles == null)
{
throw new Exception("Cannot retrieve list of files.");
}
else
{
//If files found.
LoggingStatus(Color.Yellow, "No files for sub project", Percent.S3);
if (sfFiles.Count > 0)
{
LoggingStatus(Color.White, "Return local sub project image folder.", Percent.S3);
//Create- return local sub project image folder.
sfProject = await DependencyService.Get <ISettings>().ReturnSubProjectImagesFolder(spData.ProjId);
if (sfProject == null)
{
throw new Exception("Unable to retrieve local image folder.");
}
else
{
//Loop through list of files.
int fileCount = 0;
LoggingStatus(Color.White, "Loop through list of files", Percent.S4);
foreach (SubProjectFile sfFile in sfFiles)
{
LoggingStatus(
Color.White,
"Download file data for (" + sfFile.FileName + ")",
Percent.S4 + (.6 / sfFiles.Count) / 3 + (.6 / sfFiles.Count) * fileCount);
//Download file data
SubProjectFileDownloadResult sfDownload = await cAX.ReturnFileData(sfFile.FileName);
if (sfDownload == null)
{
throw new Exception("Unable to download file data for (" + sfFile.FileName + ")");
}
else
{
LoggingStatus(
Color.White,
"Save file to device (" + sfFile.FileName + ")",
Percent.S4 + (.6 / sfFiles.Count) / 3 * 2 + (.6 / sfFiles.Count) * fileCount);
//Save file to device.
bool bFileSaved = await DependencyService.Get <ISettings>().SaveFileLocally(sSubProjectNo, sfDownload.byFileData, sfFile.FileName);
if (bFileSaved == false)
{
throw new Exception("Unable to save file to device (" + sfFile.FileName + ")");
}
LoggingStatus(
Color.White,
"Save file details to database (" + sfFile.FileName + ")",
Percent.S4 + .6 / sfFiles.Count + (.6 / sfFiles.Count) * fileCount);
//Save file record into files table.
bool bSavesOK = Main.p_cDataAccess.SaveSubProjectFile(
spData.ProjId,
sfFile.FileName,
sfFile.Comments,
sfFile.ModifiedDate,
false);
if (bSavesOK == false)
{
throw new Exception("Unable to save file details to database (" + sfFile.FileName + ")");
}
}
fileCount++;
}
}
}
}
}
}
LoggingStatus(Color.White, "Downloading this file was done", Percent.END);
//If we get here then all OK.
bSubProjectOK = true;
}
catch (Exception ex)
{
bErrorOccured = true;
sErrorMessage = ex.Message;
//cMain.ReportError(ex, cMain.GetCallerMethodName(), "Downloading sub project (" + sSubProjectNo + ")");
}
//If error occurred
if (bErrorOccured == true)
{
//Ask user what they want to do.
rResponse = await PromptOnError(sSubProjectNo, sErrorMessage);
if (rResponse == "Abort")
{
LoggingStatus(Color.Red, "Removing previously downloaded data.", .0);
//await UpdateDownloadStatus("Removing previously downloaded data.");
await Main.p_cDataAccess.DeleteProjectFromDevice(this.txtProjectNo.Text);
return;
}
else if (rResponse == "Ignore")
{
bSubProjectOK = true;
}
else if (rResponse == "Retry")
{
//Wait
}
}
}while (bSubProjectOK == false);
}
}
bDownloadCompletedOK = true;
LoggingSubProject(Color.White, "OK Downloading.", 1.0);
//this.UpdateDownloadStatus(true);
}
}
catch (Exception ex)
{
//cMain.ReportError(ex, cMain.GetCallerMethodName(), string.Empty);
}
finally
{
//this.pbDownload.IsIndeterminate = false;
//this.pbDownload.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
//Only clear if download not successful.
if (bDownloadCompletedOK == false)
{
LoggingStatus(Color.Red, "Failed Downloading.", .0);
//this.tbDownloadStatus.Text = String.Empty;
}
SetBarColor(Color.Black);
}
}
