public DocumentItemData Clone()
{
DocumentItemData temp = new DocumentItemData();
temp.DocumentId = this.DocumentId;
temp.DocumentThumbnailPath = this.DocumentThumbnailPath;
temp.AnnotationsFilePath = this.AnnotationsFilePath;
temp.Title = this.Title;
temp.Date = this.Date;
return(temp);
}
public static LEADDocument ReplaceDocument(string oldDocumentID, List <string> newDocumentFiles, ObservableCollection <DocumentItemData> documentsCollection, int oldDocumentIndex, out Exception error)
{
error = null;
var items = documentsCollection.Where(x => x.DocumentId.Equals(oldDocumentID));
if (items == null || items.Count() == 0)
{
error = new Exception($"No document found with ID {oldDocumentID}");
return(null);
}
DocumentItemData oldItemData = items.ElementAt(0);
DateTime oldDocumentDate = oldItemData.Date;
string oldDocumentTitle = oldItemData.Title;
bool oldIsSelectedState = oldItemData.IsSelected;
OcrOutputFormat oldDocumentFormat = oldItemData.DocumentFormat;
List <Exception> errors = null;
LEADDocument convertedDocument = CreateDocument(newDocumentFiles, null, null, out errors);
if (convertedDocument != null && File.Exists(newDocumentFiles[0]))
{
OcrOutputFormat format = GetDocumentFormatFromExt(newDocumentFiles[0]);
SaveDocument(convertedDocument, documentsCollection, format, oldDocumentIndex);
items = documentsCollection.Where(x => x.DocumentId.Equals(convertedDocument.DocumentId));
DocumentItemData newItemData = null;
if (items != null && items.Count() > 0)
{
newItemData = items.ElementAt(0);
// Keep the old item name and date since we are sorting documents by date and we don't want to change the converted item position.
newItemData.Date = oldDocumentDate;
newItemData.Title = oldDocumentTitle;
newItemData.IsSelected = oldIsSelectedState;
// Update the document files inside the "Documents" folder of this item in order to delete them later when we convert this document to another format.
newItemData.DocumentFiles = new List <string>(newDocumentFiles);
SerializeDocuments(documentsCollection);
}
// Delete the old document from cache and create new LEADDocument out of the converted file and replace the converted item in the documents list.
DeleteFromCache(oldDocumentID);
// Delete the old document files that built this document object from the "Documents" folder.
if (newItemData != null && oldItemData.DocumentFiles != null && oldItemData.DocumentFiles.Count > 0)
{
foreach (string docFile in oldItemData.DocumentFiles)
{
try
{
if (!newItemData.DocumentFiles.Contains(docFile) && File.Exists(docFile))
{
File.Delete(docFile);
}
}
catch (Exception) { }
}
}
}
else
{
if (errors != null && errors.Count > 0)
{
error = errors[0];
}
}
return(convertedDocument);
}
public static void SaveDocument(LEADDocument document, ObservableCollection <DocumentItemData> documentsCollection, OcrOutputFormat format = OcrOutputFormat.None, int replaceItemAtIndex = -1, bool autoSerializeDocuments = true)
{
string thumbnailPath = Path.Combine(CacheDirectory, document.DocumentId, $"thumbnail.jpeg");
// Create new document item data
DateTime currentDatetime = DateTime.Now;
if (string.IsNullOrWhiteSpace(document.Name))
{
if (replaceItemAtIndex == -1) // we are adding new document and not replacing existing one, so use the old document name
{
document.Name = FindUniqueDocumentName(documentsCollection);
}
else
{
document.Name = documentsCollection[replaceItemAtIndex].Title;
}
}
string annotationsFilePath = Path.Combine(ApplicationDirectory, "Documents", $"{document.Name}.xml");
DocumentItemData newDocumentItemData = new DocumentItemData();
newDocumentItemData.DocumentId = document.DocumentId;
newDocumentItemData.DocumentThumbnailPath = thumbnailPath;
newDocumentItemData.AnnotationsFilePath = annotationsFilePath;
newDocumentItemData.Title = document.Name;
newDocumentItemData.Date = currentDatetime;
newDocumentItemData.DocumentFormat = format;
if (Device.RuntimePlatform == Device.iOS)
{
// Save the original file path that was loaded from gallery, so we can delete it later when we convert this document in
// order to save space since we won't need this file anymore.
// only do this for the newly created documents and not the already converted ones.
if (format == OcrOutputFormat.None)
{
newDocumentItemData.DocumentFiles = GetDocumentSourceFiles(document);
}
}
IEnumerable <DocumentItemData> items = documentsCollection.Where(x => x.DocumentId.Equals(document.DocumentId));
if ((items != null && items.Count() > 0) || replaceItemAtIndex != -1)
{
// Document already exist, so just update it
int index = (replaceItemAtIndex != -1) ? replaceItemAtIndex : documentsCollection.IndexOf(items.ElementAt(0));
documentsCollection.Insert(index, newDocumentItemData);
documentsCollection.RemoveAt(index + 1);
}
else
{
documentsCollection.Add(newDocumentItemData);
}
if (autoSerializeDocuments)
{
SerializeDocuments(documentsCollection);
}
document.SaveToCache();
if (document.Pages != null && document.Pages.Count > 0)
{
using (var codecs = new RasterCodecs())
{
try
{
LeadSize thumbnailSize = LeadSize.Create((int)(document.Images.ThumbnailPixelSize.Width * 1.5), (int)(document.Images.ThumbnailPixelSize.Height * 1.5));
using (var rasterImage = document.Pages[0].GetImage())
{
var thumbnailImage = rasterImage.CreateThumbnail(thumbnailSize.Width, thumbnailSize.Height, 32, RasterViewPerspective.TopLeft, RasterSizeFlags.Bicubic);
if (thumbnailImage == null)
{
thumbnailImage = document.Pages[0].GetThumbnailImage();
}
codecs.Save(thumbnailImage, thumbnailPath, RasterImageFormat.Jpeg, 0);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
codecs.Save(document.Pages[0].GetThumbnailImage(), thumbnailPath, RasterImageFormat.Jpeg, 0);
}
}
}
}
