Export Distribution report

2016-09-22 08:49:24 -04:00
parent 206a3f2def
commit 02555eba7e
11 changed files with 216 additions and 21 deletions
@@ -0,0 +1,89 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using AutoMapper;
+using ClosedXML.Excel;
+using CsvHelper;
+using CsvHelper.Configuration;
+using CsvHelper.Excel;
+using Heroic.AutoMapper;
+using InventoryTraker.Web.Models;
+
+namespace InventoryTraker.Web.Utilities
+{
+	public class DistributionReportWriter
+	{
+		public class DistributionReportExportItem : IMapFrom<TransactionViewModel>, IHaveCustomMappings
+		{
+			public string Name { get; set; }
+			public string UnitsPerCaseContainerType { get; set; }
+			public string ExpirationDate { get; set; }
+			public string RemovedQuantity { get; set; }
+			public string UnitQuantity { get; set; }
+			public string Weight { get; set; }
+
+			public void CreateMappings(IMapperConfiguration configuration)
+			{
+				configuration.CreateMap<TransactionViewModel, DistributionReportExportItem>()
+					.ForMember(d => d.Name, opt => opt.MapFrom(i => i.Name))
+					.ForMember(d => d.UnitsPerCaseContainerType,
+						opt => opt.MapFrom(i => $"{i.UnitsPerCase} / {i.ContainerType}"))
+					.ForMember(d => d.ExpirationDate,
+						opt => opt.MapFrom(i => i.ExpirationDate.ToShortDateString()))
+					.ForMember(d => d.UnitQuantity,
+						opt => opt.MapFrom(i => i.RemovedQuantity*i.UnitsPerCase))
+					.ForMember(d => d.Weight,
+						opt => opt.MapFrom(i => $"{i.WeightPerCase*i.RemovedQuantity:0} lbs"));
+			}
+		}
+
+		private sealed class DistributionReportMap : CsvClassMap<DistributionReportExportItem>
+		{
+			public DistributionReportMap()
+			{
+				Map(m => m.Name).Name("Name of Commodity");
+				Map(m => m.UnitsPerCaseContainerType).Name("Pack Size / Units per Case");
+				Map(m => m.ExpirationDate).Name("Expiration Date");
+				Map(m => m.RemovedQuantity).Name("Case Quantity");
+				Map(m => m.UnitQuantity).Name("Unit Quantity");
+				Map(m => m.Weight).Name("Weight");
+			}
+		}
+
+		public byte[] Write(IEnumerable<DistributionReport> reports)
+		{
+			using (var stream = new MemoryStream())
+			{
+				WriteStream(reports, stream);
+				return stream.ToArray();
+			}
+		}
+
+		public void WriteStream(IEnumerable<DistributionReport> reports, Stream stream)
+		{
+			using (var workbook = new XLWorkbook(XLEventTracking.Disabled))
+			{
+				var worksheet = workbook.AddWorksheet("Distribution Report");
+				using (var writer = new CsvWriter(new ExcelSerializer(worksheet)))
+				{
+					writer.Configuration.RegisterClassMap(new DistributionReportMap());
+
+					foreach (var report in reports)
+					{
+						writer.WriteField(report.Destination);
+						writer.NextRecord();
+						writer.WriteField(report.Date.ToShortDateString());
+						writer.NextRecord();
+						var items =
+							Mapper.Map<IEnumerable<TransactionViewModel>, IEnumerable<DistributionReportExportItem>>
+								(report.Transactions)
+								.OrderBy(i => i.Name);
+						writer.WriteRecords(items);
+					}
+					workbook.SaveAs(stream);
+				}
+			}
+		}
+	}
+}