public MapViewModel(ProjectModel model)
{
BingMapsCredentialsProvider bingMapsCredentials = new BingMapsCredentialsProvider();
this.bingMapsCredentials = new ApplicationIdCredentialsProvider(bingMapsCredentials.Key);
this._projectId = model.ProjectId;
this._currentProject = model;
this._imageLocations = new ImageAtLocationCollection();
this._unassignedImageLocations = new ImageAtLocationCollection();
// Set this to capture the change events
this._filteredUnassignedImageLocations.CollectionChanged += _unassignedImageLocations_CollectionChanged;
App.MapVM = this; // Need this as this is not set until after the constructor is complete
// Create first load of content
Tuple <int, int, int> data = AssignmentIndexer.LoadImagesFromDatabase(this._projectId);
int numAvailableImages = data.Item1 + data.Item2;
StatusText += string.Format("{0} Images loaded from database, where {1} are missing GPS information.\r\n",
numAvailableImages, data.Item2);
// Print error text that some images could not be found or is erased
if (data.Item3 > 0)
{
StatusText += string.Format("{0} Images could no longer be found. They are either moved or erased.\r\n", data.Item3);
}
this.ApplyImageFilters();
if (numAvailableImages == 0)
{
//this.StartIndexBackgroundworker(model);
//this.StartIndexingAsync(model);
Task.Delay(800).ContinueWith(
t => this.StartIndexBackgroundworker(model)
);
}
}
public async void StartIndexingAsync(ProjectModel model)
{
// Start a new background worker to index the folders in the project
List <Task> tasks = new List <Task>();
foreach (ImageFoldersModel folderModel in model.ProjectFolders)
{
// Get all folders subdirectories
SearchOption method = folderModel.IncludeSubfolders ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;
List <string> allDirectories = FileHelper.GetDirectories(folderModel.FolderPath, searchOption: method);
allDirectories.Add(folderModel.FolderPath); // Make sure we add the current folder to the query
// Start async tasks for each subdirectory to index its contents
foreach (string folder in allDirectories)
{
//ImageIndexerTransporter ps = new ImageIndexerTransporter(model.ProjectId, folder);
//ImageIndexerTransporter modified = await this.AsyncIndexFolder(ps).ConfigureAwait(false);
//int numAdded = await this.AsyncModifyCollections(modified).ConfigureAwait(false);
ImageIndexerTransporter ps = new ImageIndexerTransporter(model.ProjectId, folder);
tasks.Add(Task.Run(() =>
{
List <ImageAtLocation> images = AssignmentIndexer.IndexImages(ps, SearchOption.TopDirectoryOnly);
ps.SetImages(images);
return(ps);
})
.ContinueWith((r) =>
{
ImageIndexerTransporter p = r.Result;
StatusText += string.Format("Indexed folder {0}.\r\n", p.FolderPath);
App.MapVM.ImageLocations.SetProjectId(p.ProjectId);
// Extract valid and invalid locations
List <ImageAtLocation> unknownLocations = new List <ImageAtLocation>();
List <ImageAtLocation> validLocation = AssignmentIndexer.ExtractValidLocations(p.Images, out unknownLocations);
App.MapVM.ImageLocations.AddRange(validLocation);
App.MapVM.UnassignedImageLocations.AddRange(unknownLocations);
this.ApplyImageFilters();
// Write to time last indexed
Dictionary <string, object> where = new Dictionary <string, object>();
where.Add(DAssignment.ProjectId, p.ProjectId);
Dictionary <string, object> update = new Dictionary <string, object>();
update.Add(DAssignment.TimeLastIndexed, DateTime.Now.ToString(App.RegionalCulture));
int numAffected = App.DB.UpdateValue(DTables.Assignments, where, update);
}//, System.Threading.CancellationToken.None, TaskContinuationOptions.ExecuteSynchronously | TaskContinuationOptions.DenyChildAttach, TaskScheduler.Default
));
//BackgroundWorker _worker = new BackgroundWorker();
//_worker.DoWork += (s, a) =>
//{
// ImageIndexerTransporter p = (ImageIndexerTransporter)a.Argument;
// List<ImageAtLocation> images = AssignmentIndexer.IndexImages(p);
// p.SetImages(images);
// a.Result = p;
//};
//_worker.RunWorkerCompleted += (s, a) =>
//{
// ImageIndexerTransporter p = (ImageIndexerTransporter)a.Result;
// StatusText += string.Format("Indexed folder {0}.\r\n", p.FolderPath);
// App.MapVM.ImageLocations.SetProjectId(p.ProjectId);
// // Extract valid and invalid locations
// List<ImageAtLocation> unknownLocations = new List<ImageAtLocation>();
// List<ImageAtLocation> validLocation = AssignmentIndexer.ExtractValidLocations(p.Images, out unknownLocations);
// App.MapVM.ImageLocations.AddRange(validLocation);
// App.MapVM.UnassignedImageLocations.AddRange(unknownLocations);
// // Write to time last indexed
// Dictionary<string, object> where = new Dictionary<string, object>();
// where.Add(DAssignment.ProjectId, p.ProjectId);
// Dictionary<string, object> update = new Dictionary<string, object>();
// update.Add(DAssignment.TimeLastIndexed, DateTime.Now.ToString(App.RegionalCulture));
// int numAffected = App.DB.UpdateValue(DTables.Assignments, where, update);
//};
//_worker.RunWorkerAsync(ps);
}
}
await Task.WhenAll(tasks).ContinueWith(t =>
{
// write your code here
StatusText += string.Format("Completed indexing all folders.\r\n");
//App.MapVM.ImageLocations.TriggerCollectionChanged(true);
this.ApplyImageFilters();
App.MapVM.FilterdImageLocations.TriggerCollectionChanged(true);
App.MapVM.UnassignedImageLocations.TriggerCollectionChanged(true);
}).ConfigureAwait(false);
}
public void StartIndexBackgroundworker(ProjectModel model)
{
StatusText += string.Format("Started indexing all folders\r\n");
this.OverlayLoadMessage = "Please wait\r\nLoading images from the specified folders.";
foreach (ImageFoldersModel folderModel in model.ProjectFolders)
{
if (Directory.Exists(folderModel.FolderPath))
{
// Get all folders subdirectories
SearchOption method = folderModel.IncludeSubfolders ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;
ImageIndexerTransporter ps = new ImageIndexerTransporter(model.ProjectId, folderModel.FolderPath);
BackgroundWorker _worker = new BackgroundWorker();
_worker.DoWork += (s, a) =>
{
ImageIndexerTransporter p = (ImageIndexerTransporter)a.Argument;
List <string> allDirectories = FileHelper.GetDirectories(ps.FolderPath, searchOption: method);
allDirectories.Add(ps.FolderPath); // Make sure we add the current folder to the query
// Start async tasks for each subdirectory to index its contents
List <ImageAtLocation> images = new List <ImageAtLocation>();
foreach (string folder in allDirectories)
{
ImageIndexerTransporter transport = new ImageIndexerTransporter(p.ProjectId, folder);
List <ImageAtLocation> tmp = AssignmentIndexer.IndexImages(transport, SearchOption.TopDirectoryOnly);
images.AddRange(tmp);
StatusText += string.Format("Indexed folder {0}.\r\n", folder);
}
p.SetImages(images);
a.Result = p;
};
_worker.RunWorkerCompleted += (s, a) =>
{
ImageIndexerTransporter p = (ImageIndexerTransporter)a.Result;
// Write to time last indexed
Dictionary <string, object> where = new Dictionary <string, object>();
where.Add(DAssignment.ProjectId, p.ProjectId);
Dictionary <string, object> update = new Dictionary <string, object>();
update.Add(DAssignment.TimeLastIndexed, DateTime.Now.ToString(App.RegionalCulture));
int numAffected = App.DB.UpdateValue(DTables.Assignments, where, update);
StatusText += string.Format("Completed all subfolders of {0}.\r\n", p.FolderPath);
StatusText += string.Format("To get an overview of all images without GPS coordinates, re-open this project.");
App.MapVM.ImageLocations.SetProjectId(p.ProjectId);
// Extract valid and invalid locations
List <ImageAtLocation> unknownLocations = new List <ImageAtLocation>();
List <ImageAtLocation> validLocation = AssignmentIndexer.ExtractValidLocations(p.Images, out unknownLocations);
App.MapVM.ImageLocations.AddRange(validLocation);
//App.MapVM.UnassignedImageLocations.AddRange(unknownLocations);
this.ApplyImageFilters();
this.OverlayLoadMessage = "";
};
_worker.RunWorkerAsync(ps);
}
}
}
