Added "Export Files" option to Job Document Sets

prs.desktop/Panels/Jobs/DocumentSets/JobDocumentSetTree.xaml.cs

@@ -11,6 +11,7 @@ using System.Windows.Documents;
 using System.Windows.Forms;
 using System.Windows.Input;
 using System.Windows.Media;
+using com.sun.tools.javac.file;
 using Comal.Classes;
 using InABox.Clients;
 using InABox.Configuration;
@@ -18,6 +19,7 @@ using InABox.Core;
 using InABox.DynamicGrid;
 using InABox.WPF;
 using net.sf.mpxj.phoenix.schema.phoenix5;
+using Syncfusion.Compression.Zip;
 using Syncfusion.Data.Extensions;
 using Syncfusion.UI.Xaml.Grid;
 using Syncfusion.UI.Xaml.TreeGrid;
@@ -682,6 +684,11 @@ namespace PRSDesktop
                 //     MileStoneMenu.Items.Add(managefiles);
                 // }
                 
+                MileStoneMenu.Items.Add(new Separator());
+                MenuItem export = new MenuItem { Header = "Export Files" };
+                export.Click += (o, args) => ExportFiles(milestones);
+                MileStoneMenu.Items.Add(export);
+                
                 MileStoneMenu.Items.Add(new Separator());
                 MenuItem delete = new MenuItem { Header = "Delete MileStone" };
                 delete.Click += (o, args) => DeleteMileStone(milestones);
@@ -693,6 +700,68 @@ namespace PRSDesktop
 
         }
 
+        private void ExportFiles(CoreRow[] milestones)
+        {
+
+            SaveFileDialog sfd = new SaveFileDialog();
+            sfd.Filter = "Compressed Files (*.zip)|*.zip";
+            sfd.AddExtension = true;
+            if (sfd.ShowDialog() != DialogResult.OK)
+                return;
+            Progress.ShowModal("Exporting Files", (progress) =>
+            {
+
+                progress.Report("Getting File Links");
+                var milestoneids = milestones.Select(r => r.Get<JobDocumentSetMileStone, Guid>(c => c.ID)).ToArray();
+                var links = new Client<JobDocumentSetMileStoneFile>().Query(
+                    new Filter<JobDocumentSetMileStoneFile>(c => c.EntityLink.ID).InList(milestoneids),
+                    new Columns<JobDocumentSetMileStoneFile>(x => x.EntityLink.ID)
+                        .Add(x=>x.EntityLink.DocumentSet.Code)
+                        .Add(x=>x.EntityLink.Type.Code)
+                        .Add(x=>x.EntityLink.Revision)
+                        .Add(x=>x.EntityLink.Status)
+                        .Add(x => x.DocumentLink.ID)
+                        .Add(x=>x.DocumentLink.FileName)
+                );
+
+
+                Syncfusion.Compression.Zip.ZipArchive zip = new Syncfusion.Compression.Zip.ZipArchive();
+                int i = 0;
+                foreach (var row in links.Rows)
+                {
+                    i++;
+                    String code = row.Get<JobDocumentSetMileStoneFile, String>(c => c.EntityLink.DocumentSet.Code);
+                    String filename = Path.GetFileNameWithoutExtension(row.Get<JobDocumentSetMileStoneFile, String>(c => c.DocumentLink.FileName));
+                    String extension = Path.GetExtension(row.Get<JobDocumentSetMileStoneFile, String>(c => c.DocumentLink.FileName));
+                    String type = $"{row.Get<JobDocumentSetMileStoneFile,String>(c=>c.EntityLink.Type.Code)} {row.Get<JobDocumentSetMileStoneFile,String>(c=>c.EntityLink.Revision)}".Trim();
+                    var status = row.Get<JobDocumentSetMileStoneFile, JobDocumentSetMileStoneStatus>(c => c.EntityLink.Status);
+                    filename = $"{code}/{filename} {type} ({status}){extension}";
+                    
+                    progress.Report($"Processing {i} of {links.Rows.Count} files");
+                    
+                    Guid docid = row.Get<JobDocumentSetMileStoneFile, Guid>(c => c.DocumentLink.ID);
+                    
+                    var data = new Client<Document>().Query(
+                        new Filter<Document>(x => x.ID).IsEqualTo(docid),
+                        new Columns<Document>(x=>x.ID).Add(x => x.Data)
+                    ).Rows.Select(r=>r.Get<Document,byte[]>(c=>c.Data)).FirstOrDefault();
+                    
+                    if (data != null)
+                    {
+                        var item = new ZipArchiveItem(zip, filename, new MemoryStream(data), true, FileAttributes.Normal);
+                        zip.AddItem(item);
+
+                    }
+
+                }
+                progress.Report("Closing archive");
+                zip.Save(sfd.FileName);
+                zip.Close();
+
+            });
+            MessageBox.Show("All Done!");
+        }
+
         private void ShowHideDetailsColumn(object sender, RoutedEventArgs e)
         {
             _settings.DetailsVisible = !_settings.DetailsVisible;