Inventory and Type reports

InventoryTraker.Web/Utilities/InventoryReportWriter.cs

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+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using ClosedXML.Excel;
+using CsvHelper;
+using CsvHelper.Configuration;
+using CsvHelper.Excel;
+using InventoryTraker.Web.Models;
+
+namespace InventoryTraker.Web.Utilities
+{
+	public class InventoryReportWriter
+	{
+		private sealed class InventoryViewModelMap : CsvClassMap<InventoryViewModel>
+		{
+			public InventoryViewModelMap()
+			{
+				Map(m => m.Name).Name("Name of Commodity");
+				Map(m => m.UnitsPerCase).Name("Units per Case");
+				Map(m => m.ContainerType).Name("Container Type");
+				Map(m => m.Quantity).Name("Case Quantity");
+				Map(m => m.ExpirationDate).Name("Expiration Date");
+				Map(m => m.AddedDate).Name("Added Date");
+				Map(m => m.Memo).Name("Memo");
+				Map(m => m.WeightPerCase).Name("Weight per Case");
+				Map(m => m.PricePerCase).Name("Price per Case");
+			}
+		}
+
+		public byte[] Write(IEnumerable<InventoryViewModel> items)
+		{
+			using (var stream = new MemoryStream())
+			{
+				WriteStream(items, stream);
+				return stream.ToArray();
+			}
+		}
+
+		public void WriteStream(IEnumerable<InventoryViewModel> items, Stream stream)
+		{
+			using (var workbook = new XLWorkbook(XLEventTracking.Disabled))
+			{
+				var worksheet = workbook.AddWorksheet("Current Inventory");
+				using (var writer = new CsvWriter(new ExcelSerializer(worksheet)))
+				{
+					writer.Configuration.RegisterClassMap(new InventoryViewModelMap());
+					writer.WriteRecords(items.OrderBy(i => i.Name));
+					workbook.SaveAs(stream);
+				}
+			}
+		}
+	}
+}