From 02555eba7e96aa1d21fd40733f3198f83d108b03 Mon Sep 17 00:00:00 2001
From: James Kolpack <james.kolpack@gmail.com>
Date: Thu, 22 Sep 2016 08:49:24 -0400
Subject: [PATCH] Export Distribution report

---
 .../InventoryTraker.Web.Tests.csproj          |  1 +
 .../DistributionReportWriterTests.cs          | 68 ++++++++++++++
 .../Utilities/MovementReportWriterTests.cs    |  4 +-
 .../Controllers/ReportController.cs           | 45 +++++++---
 .../InventoryTraker.Web.csproj                |  1 +
 .../Utilities/DistributionReportWriter.cs     | 89 +++++++++++++++++++
 .../Utilities/MovementReportWriter.cs         |  3 -
 .../Views/Report/Distribution.cshtml          |  3 +
 .../js/report/DistributionReportController.js |  9 +-
 InventoryTraker.Web/js/report/reportSvc.js    |  8 ++
 .../templates/distributionReport.tmpl.cshtml  |  6 +-
 11 files changed, 216 insertions(+), 21 deletions(-)
 create mode 100644 InventoryTraker.Web.Tests/Utilities/DistributionReportWriterTests.cs
 create mode 100644 InventoryTraker.Web/Utilities/DistributionReportWriter.cs

diff --git a/InventoryTraker.Web.Tests/InventoryTraker.Web.Tests.csproj b/InventoryTraker.Web.Tests/InventoryTraker.Web.Tests.csproj
index cb34cc8..3058e24 100644
--- a/InventoryTraker.Web.Tests/InventoryTraker.Web.Tests.csproj
+++ b/InventoryTraker.Web.Tests/InventoryTraker.Web.Tests.csproj
@@ -63,6 +63,7 @@
     <Compile Include="App_Start\AutoMapperConfig.cs" />
     <Compile Include="Models\InventoryAddForm.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Utilities\DistributionReportWriterTests.cs" />
     <Compile Include="Utilities\MovementReportWriterTests.cs" />
     <Compile Include="Utilities\InventoryTypeParserTests.cs" />
   </ItemGroup>
diff --git a/InventoryTraker.Web.Tests/Utilities/DistributionReportWriterTests.cs b/InventoryTraker.Web.Tests/Utilities/DistributionReportWriterTests.cs
new file mode 100644
index 0000000..da5eab3
--- /dev/null
+++ b/InventoryTraker.Web.Tests/Utilities/DistributionReportWriterTests.cs
@@ -0,0 +1,68 @@
+using System;
+using System.IO;
+using Heroic.AutoMapper;
+using InventoryTraker.Web.Core;
+using InventoryTraker.Web.Models;
+using InventoryTraker.Web.Utilities;
+using NUnit.Framework;
+
+namespace InventoryTraker.Web.Tests.Utilities
+{
+	[TestFixture]
+	public class DistributionReportWriterTests
+	{
+		[OneTimeSetUp]
+		public void StartUp()
+		{
+			HeroicAutoMapperConfigurator.LoadMapsFromAssemblyContainingTypeAndReferencedAssemblies<Inventory>();
+		}
+
+		private readonly DistributionReport[] _distributionReports =
+		{
+			new DistributionReport
+			{
+				Destination = "First City",
+				Date = new DateTime(2016, 1, 1),
+				Transactions = new[]
+				{
+					new TransactionViewModel
+					{
+						Name = "Beans",
+						ContainerType = "#300 cans",
+						UnitsPerCase = 24,
+						Destination = "First City",
+						RemovedQuantity = 3
+					}
+				}
+			},
+			new DistributionReport
+			{
+				Destination = "Second City",
+				Date = new DateTime(2016, 2, 1),
+				Transactions = new[]
+				{
+					new TransactionViewModel
+					{
+						Name = "Peanut Butter",
+						ContainerType = "Jars",
+						UnitsPerCase = 24,
+						Destination = "Second City",
+						RemovedQuantity = 4
+					}
+				}
+			}
+		};
+
+		[Test, Explicit]
+		public void Write()
+		{
+			using 
+				(var outputFile 
+					= new StreamWriter(Path.Combine(@"c:\temp", "DistributionReport.xlsx")))
+			{
+				var writer = new DistributionReportWriter();
+				writer.WriteStream(_distributionReports, outputFile.BaseStream);
+			}
+		}
+	}
+}
diff --git a/InventoryTraker.Web.Tests/Utilities/MovementReportWriterTests.cs b/InventoryTraker.Web.Tests/Utilities/MovementReportWriterTests.cs
index 0b3621b..d87daad 100644
--- a/InventoryTraker.Web.Tests/Utilities/MovementReportWriterTests.cs
+++ b/InventoryTraker.Web.Tests/Utilities/MovementReportWriterTests.cs
@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using System.IO;
 using Heroic.AutoMapper;
 using InventoryTraker.Web.Core;
@@ -18,7 +17,8 @@ namespace InventoryTraker.Web.Tests.Utilities
 			HeroicAutoMapperConfigurator.LoadMapsFromAssemblyContainingTypeAndReferencedAssemblies<Inventory>();
 		}
 
-		readonly MovementReport _movementReport = new MovementReport
+		private readonly MovementReport _movementReport 
+			= new MovementReport
 		{
 			Month = new DateTime(2016, 04, 1),
 			Items = new[]
diff --git a/InventoryTraker.Web/Controllers/ReportController.cs b/InventoryTraker.Web/Controllers/ReportController.cs
index 5e6a39f..dca1879 100644
--- a/InventoryTraker.Web/Controllers/ReportController.cs
+++ b/InventoryTraker.Web/Controllers/ReportController.cs
@@ -27,6 +27,29 @@ namespace InventoryTraker.Web.Controllers
 		}
 
 		public ActionResult Distribution(DateTime startDate, DateTime endDate)
+		{
+			var report = GetDistributionReport(startDate, endDate);
+
+			return BetterJson(report.ToArray());
+		}
+
+		public ActionResult DistributionExcel(DateTime startDate, DateTime endDate)
+		{
+			var report = GetDistributionReport(startDate, endDate);
+
+			var writer = new DistributionReportWriter();
+			var excel = writer.Write(report);
+
+			var filename = $"InventoryDistributionReport{startDate:yyyyMMdd}-{endDate:yyyyMMdd}.xlsx";
+
+			return
+				new FileContentResult(excel, "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")
+				{
+					FileDownloadName = filename
+				};
+		}
+
+		private DistributionReport[] GetDistributionReport(DateTime startDate, DateTime endDate)
 		{
 			var query =
 				from t in _context.Transactions
@@ -54,7 +77,7 @@ namespace InventoryTraker.Web.Controllers
 							(item.Transactions).ToArray()
 				};
 
-			return BetterJson(report.ToArray());
+			return report.ToArray();
 		}
 
 		[HttpGet]
@@ -196,16 +219,16 @@ namespace InventoryTraker.Web.Controllers
 				};
 			return inventoryTypeReportItems;
 		}
-	}
 
-	internal class MovementReportInventoryItem
-	{
-		public Inventory Inventory { get; set; }
-		public int BeginningQuantity { get; set; }
-		public int AddedQuantity { get; set; }
-		public int TotalAvailableQuantity { get; set; }
-		public int DistributedQuantity { get; set; }
-		public int AdjustmentQuantity { get; set; }
-		public int EndingQuantity { get; set; }
+		private class MovementReportInventoryItem
+		{
+			public Inventory Inventory { get; set; }
+			public int BeginningQuantity { get; set; }
+			public int AddedQuantity { get; set; }
+			public int TotalAvailableQuantity { get; set; }
+			public int DistributedQuantity { get; set; }
+			public int AdjustmentQuantity { get; set; }
+			public int EndingQuantity { get; set; }
+		}
 	}
 }
\ No newline at end of file
diff --git a/InventoryTraker.Web/InventoryTraker.Web.csproj b/InventoryTraker.Web/InventoryTraker.Web.csproj
index fde9ebf..e7309e5 100644
--- a/InventoryTraker.Web/InventoryTraker.Web.csproj
+++ b/InventoryTraker.Web/InventoryTraker.Web.csproj
@@ -390,6 +390,7 @@
     <Compile Include="Utilities\InventoryTypeParser.cs" />
     <Compile Include="Utilities\DateExtensions.cs" />
     <Compile Include="Utilities\JsonExtensions.cs" />
+    <Compile Include="Utilities\DistributionReportWriter.cs" />
     <Compile Include="Utilities\MovementReportWriter.cs" />
   </ItemGroup>
   <ItemGroup>
diff --git a/InventoryTraker.Web/Utilities/DistributionReportWriter.cs b/InventoryTraker.Web/Utilities/DistributionReportWriter.cs
new file mode 100644
index 0000000..febee11
--- /dev/null
+++ b/InventoryTraker.Web/Utilities/DistributionReportWriter.cs
@@ -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);
+				}
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/InventoryTraker.Web/Utilities/MovementReportWriter.cs b/InventoryTraker.Web/Utilities/MovementReportWriter.cs
index 456c199..1144473 100644
--- a/InventoryTraker.Web/Utilities/MovementReportWriter.cs
+++ b/InventoryTraker.Web/Utilities/MovementReportWriter.cs
@@ -93,9 +93,6 @@ namespace InventoryTraker.Web.Utilities
 
 		public void WriteStream(MovementReport report, Stream stream)
 		{
-			var csvConfiguration = new CsvConfiguration();
-			csvConfiguration.RegisterClassMap<MovementReportMap>();
-
 			using (var workbook = new XLWorkbook(XLEventTracking.Disabled))
 			{
 				var worksheet = workbook.AddWorksheet("Monthly Inventory Report");
diff --git a/InventoryTraker.Web/Views/Report/Distribution.cshtml b/InventoryTraker.Web/Views/Report/Distribution.cshtml
index 1f12e62..c3cf3a1 100644
--- a/InventoryTraker.Web/Views/Report/Distribution.cshtml
+++ b/InventoryTraker.Web/Views/Report/Distribution.cshtml
@@ -13,6 +13,9 @@
                 <div class="panel-body">
                     <date-range-query query-fn="vm.loadData"></date-range-query>
                 </div>
+                <div class="panel-footer" ng-show="vm.distributionData.length">
+                    <button ng-click="vm.export(vm.query)"><i class="fa fa-file-excel-o" aria-hidden="true"></i> Export</button>
+                </div>
             </div>
         </div>
     </div>
diff --git a/InventoryTraker.Web/js/report/DistributionReportController.js b/InventoryTraker.Web/js/report/DistributionReportController.js
index 8398c8d..21ca2ae 100644
--- a/InventoryTraker.Web/js/report/DistributionReportController.js
+++ b/InventoryTraker.Web/js/report/DistributionReportController.js
@@ -3,10 +3,15 @@
 
 	window.app.controller('DistributionReportController', DistributionReportController);
 
-	DistributionReportController.$inject = ['$scope', 'reportSvc'];
-	function DistributionReportController($scope, reportSvc) {
+	DistributionReportController.$inject = ['$scope', 'reportSvc', 'downloadSvc'];
+	function DistributionReportController($scope, reportSvc, downloadSvc) {
 		var vm = this;
 		vm.loadData = reportSvc.loadDistributionReport;
+		vm.query = reportSvc.distributionQuery;
 		vm.distributionData = reportSvc.distributionData;
+		vm.export = function (params) {
+			reportSvc.exportDistributionReport(params)
+				.success(downloadSvc.success);
+		}
 	}
 })();
\ No newline at end of file
diff --git a/InventoryTraker.Web/js/report/reportSvc.js b/InventoryTraker.Web/js/report/reportSvc.js
index ae3be46..180124e 100644
--- a/InventoryTraker.Web/js/report/reportSvc.js
+++ b/InventoryTraker.Web/js/report/reportSvc.js
@@ -4,11 +4,14 @@
 	reportSvc.$inject = ['$http'];
 	function reportSvc($http) {
 		var distributionData = [];
+		var distributionQuery = {};
 		var movementData = {};
 
 		var svc = {
 			distributionData: distributionData,
+			distributionQuery: distributionQuery,
 			loadDistributionReport: loadDistributionReport,
+			exportDistributionReport: exportDistributionReport,
 			movementData: movementData,
 			loadMovementData: loadMovementData,
 			exportMovementData: exportMovementData
@@ -19,10 +22,15 @@
 		function loadDistributionReport(query) {
 			return $http.post('/Report/Distribution', query)
 				.success(function (data) {
+					distributionQuery = angular.copy(query, distributionQuery);
 					angular.copy(data, distributionData);
 				});
 		}
 
+		function exportDistributionReport(query) {
+			return $http.post('/Report/DistributionExcel', query, { responseType: 'arraybuffer' });
+		}
+
 		function loadMovementData(query) {
 			return $http.post('/Report/Movement', query)
 				.success(function (data) {
diff --git a/InventoryTraker.Web/js/report/templates/distributionReport.tmpl.cshtml b/InventoryTraker.Web/js/report/templates/distributionReport.tmpl.cshtml
index 93fdbb3..0c40c08 100644
--- a/InventoryTraker.Web/js/report/templates/distributionReport.tmpl.cshtml
+++ b/InventoryTraker.Web/js/report/templates/distributionReport.tmpl.cshtml
@@ -4,8 +4,8 @@
     <table class="table table-striped">
         <thead>
         <tr>
-            <th class="col-md-3">Name</th>
-            <th class="col-md-3">Units per Case</th>
+            <th class="col-md-3">Name of Commodity</th>
+            <th class="col-md-3">Units per Case / Container Type</th>
             <th class="col-md-2">Exp. Date</th>
             <th class="col-md-1">Case Qty</th>
             <th class="col-md-1">Unit Qty</th>
@@ -19,7 +19,7 @@
             <td>{{transaction.expirationDate | date:'shortDate'}}</td>
             <td>{{transaction.removedQuantity}}</td>
             <td>{{transaction.removedQuantity * transaction.unitsPerCase}}</td>
-            <td>{{transaction.weightPerCase * transaction.unitsPerCase | number:0 }} lbs</td>
+            <td>{{transaction.weightPerCase * transaction.removedQuantity | number:0 }} lbs</td>
         </tr>
         </tbody>
     </table>