Merge pull request #1053 from hargata/Hargata/1050

URL Attachments now export separately.

Author: hargata

Helper/FileHelper.cs

@@ -1,4 +1,6 @@
 using CarCareTracker.Models;
+using CsvHelper;
+using System.Globalization;
 using System.IO.Compression;
 
 namespace CarCareTracker.Helper
@@ -241,14 +243,41 @@ public string MakeAttachmentsExport(List<GenericReportModel> exportData)
             if (!Directory.Exists(tempPath))
                 Directory.CreateDirectory(tempPath);
             int fileIndex = 0;
+            List<AttachmentExportModel> urlAttachments = new List<AttachmentExportModel>();
             foreach (GenericReportModel reportModel in exportData)
             {
                 foreach (UploadedFiles file in reportModel.Files)
                 {
                     var fileToCopy = GetFullFilePath(file.Location);
                     var destFileName = $"{tempPath}/{fileIndex}_{reportModel.DataType}_{reportModel.Date.ToString("yyyy-MM-dd")}_{file.Name}{Path.GetExtension(file.Location)}";
-                    File.Copy(fileToCopy, destFileName);
-                    fileIndex++;
+                    if (File.Exists(fileToCopy))
+                    {
+                        File.Copy(fileToCopy, destFileName);
+                        fileIndex++;
+                    } else
+                    {
+                        //file not found, must be a URL
+                        urlAttachments.Add(new AttachmentExportModel { 
+                            DataType = reportModel.DataType.ToString(),
+                            Date = reportModel.Date.ToString("yyyy-MM-dd"),
+                            Name = file.Name,
+                            Location = file.Location
+                        });
+                    }
+                }
+            }
+            if (urlAttachments.Any())
+            {
+                //write csv file detailing all urls.
+                var destFileName = $"{tempPath}/link_attachments.csv";
+                using (var writer = new StreamWriter(destFileName))
+                {
+                    using (var csv = new CsvWriter(writer, CultureInfo.InvariantCulture))
+                    {
+                        //custom writer
+                        StaticHelper.WriteAttachmentExportModel(csv, urlAttachments);
+                    }
+                    writer.Dispose();
                 }
             }
             var destFilePath = $"{tempPath}.zip";

Helper/StaticHelper.cs

@@ -709,6 +709,23 @@ public static void WritePlanRecordExportModel(CsvWriter _csv, IEnumerable<PlanRe
                 _csv.NextRecord();
             }
         }
+        public static void WriteAttachmentExportModel(CsvWriter _csv, IEnumerable<AttachmentExportModel> genericRecords)
+        {
+            //write headers
+            _csv.WriteField(nameof(AttachmentExportModel.DataType));
+            _csv.WriteField(nameof(AttachmentExportModel.Date));
+            _csv.WriteField(nameof(AttachmentExportModel.Name));
+            _csv.WriteField(nameof(AttachmentExportModel.Location));
+            _csv.NextRecord();
+            foreach (AttachmentExportModel genericRecord in genericRecords)
+            {
+                _csv.WriteField(genericRecord.DataType);
+                _csv.WriteField(genericRecord.Date);
+                _csv.WriteField(genericRecord.Name);
+                _csv.WriteField(genericRecord.Location);
+                _csv.NextRecord();
+            }
+        }
         public static string HideZeroCost(string input, bool hideZero, string decorations = "")
         {
             if (input == 0M.ToString("C2") && hideZero)

Models/Shared/ImportModel.cs

@@ -176,4 +176,11 @@ public class UserExportModel
         [JsonConverter(typeof(FromBoolOptional))]
         public string IsRoot { get; set; }
     }
+    public class AttachmentExportModel
+    {
+        public string DataType { get; set; }
+        public string Date { get; set; }
+        public string Name { get; set; }
+        public string Location { get; set; }
+    }
 }