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Lines changed: 290 additions & 60 deletions

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‎BlazorBlankServer/Components/Pages/Index.razor‎

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This file was deleted.

‎BlazorBlankServer/Properties/launchSettings.json‎

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This file was deleted.

BlazorBlankServer.sln renamed to PivotTable_Export_via_SpreadsheetDocument_API.sln

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@@ -3,7 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.14.36717.8
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BlazorBlankServer", "BlazorBlankServer\BlazorBlankServer.csproj", "{4D9213A4-F387-AF23-B44F-9A1123A994BF}"
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PivotTable_Export_via_SpreadsheetDocument_API", "PivotTable_Export_via_SpreadsheetDocument_API\PivotTable_Export_via_SpreadsheetDocument_API.csproj", "{4D9213A4-F387-AF23-B44F-9A1123A994BF}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {082F76BE-8638-48FE-B326-3BB4FB032298}
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EndGlobalSection
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EndGlobal

BlazorBlankServer/Components/App.razor renamed to PivotTable_Export_via_SpreadsheetDocument_API/Components/App.razor

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@DxResourceManager.RegisterTheme(FluentLight)
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@DxResourceManager.RegisterScripts()
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<link href=@AppendVersion("css/site.css") rel="stylesheet" />
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<link href=@AppendVersion("BlazorBlankServer.styles.css") rel="stylesheet" />
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<link href=@AppendVersion("PivotTable_Export_via_SpreadsheetDocument_API.styles.css") rel="stylesheet" />
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<HeadOutlet />
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</head>
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<body class="dxbl-theme-fluent">
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<Routes />
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<script src="_framework/blazor.web.js"></script>
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<script>
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async function downloadFileFromStream(fileName, contentStreamReference) {
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const arrayBuffer = await contentStreamReference.arrayBuffer();
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const blob = new Blob([arrayBuffer]);
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const url = URL.createObjectURL(blob);
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const a = document.createElement('a');
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a.href = url;
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a.download = fileName ?? '';
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a.click();
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URL.revokeObjectURL(url);
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}
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</script>
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</body>
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</html>
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@code {
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private string AppendVersion(string path) => FileVersionProvider.AddFileVersionToPath("/", path);
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private static readonly ITheme FluentLight = Themes.Fluent.Clone(p => p.AddFilePaths($"css/theme-fluent.css"));
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}
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}

BlazorBlankServer/Components/Layout/MainLayout.razor renamed to PivotTable_Export_via_SpreadsheetDocument_API/Components/Layout/MainLayout.razor

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<div class="page">
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@Body
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</div>
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</div>

BlazorBlankServer/Components/Layout/MainLayout.razor.css renamed to PivotTable_Export_via_SpreadsheetDocument_API/Components/Layout/MainLayout.razor.css

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.nav-buttons-container ::deep .dxbl-btn-icon-only {
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--dxbl-btn-padding-x: 0.75rem;
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--dxbl-btn-padding-y: 0.25rem;
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}
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}

BlazorBlankServer/Components/Pages/Error.razor renamed to PivotTable_Export_via_SpreadsheetDocument_API/Components/Pages/Error.razor

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‎PivotTable_Export_via_SpreadsheetDocument_API/Components/Pages/Index.razor‎

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@page "/"
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@rendermode InteractiveServer
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@inject Services.PivotTableExportService ExportService
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@inject IJSRuntime JS
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<PageTitle>Pivot Table</PageTitle>
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<h1>Pivot Table</h1>
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<DxButton Text="Export to Excel" Click="OnExportClick" CssClass="export-btn" />
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<DxPivotTable Data="@PivotTableData" @ref="pivotTable" CssClass="h-auto">
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<Fields>
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<DxPivotTableField Area="PivotTableArea.Row"
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Field="@nameof(SaleInfo.Region)"
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SortOrder="PivotTableSortOrder.Descending" />
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<DxPivotTableField Area="PivotTableArea.Row"
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Field="@nameof(SaleInfo.Country)" />
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<DxPivotTableField Area="PivotTableArea.Column"
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Field="@nameof(SaleInfo.Date)"
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GroupInterval="PivotTableGroupInterval.DateYear"
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Caption="Year" />
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<DxPivotTableField Area="PivotTableArea.Column"
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Field="@nameof(SaleInfo.Date)"
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GroupInterval="PivotTableGroupInterval.DateQuarter"
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Caption="Quarter">
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<ValueTemplate>
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<span>@($"Q{context.Text}")</span>
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</ValueTemplate>
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</DxPivotTableField>
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<DxPivotTableField Area="PivotTableArea.Data"
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Field="@nameof(SaleInfo.Amount)"
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SummaryType="PivotTableSummaryType.Sum"
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CellFormat="C0" />
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<DxPivotTableField Area="PivotTableArea.Data"
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Field="@nameof(SaleInfo.OrderId)"
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SummaryType="PivotTableSummaryType.Count"
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Caption="Count" />
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</Fields>
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</DxPivotTable>
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@code {
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IPivotTable pivotTable { get; set; } = null!;
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SaleInfo[]? PivotTableData;
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protected override void OnInitialized() {
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var years = new[] { DateTime.Now.Year - 3, DateTime.Now.Year - 2, DateTime.Now.Year - 1 };
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var quarters = new[] { (1, 3), (4, 6), (7, 9), (10, 12) };
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int id = 1;
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PivotTableData = Regions
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.SelectMany(region => region.Value
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.SelectMany(country => years
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.SelectMany(year => quarters
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.Select(q => new SaleInfo(
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id++,
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region.Key,
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country,
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Random.Shared.Next(500, 10000),
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new DateTime(year, Random.Shared.Next(q.Item1, q.Item2 + 1), Random.Shared.Next(1, 28))
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)))))
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.ToArray();
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}
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async Task OnExportClick() {
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if (PivotTableData is null)
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return;
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var layout = pivotTable.SaveLayout();
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var exportConfig = new Services.PivotTableExportConfig {
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DataFieldConfigs = new() {
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["OrderId"] = new Services.DataFieldConfig {
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SummaryFunction = DevExpress.Spreadsheet.PivotDataConsolidationFunction.Count,
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Caption = "Count"
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}
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},
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ColumnFieldGroupings = new() {
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["Date"] = new Services.ColumnFieldGroupingConfig {
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GroupBy = DevExpress.Spreadsheet.PivotFieldGroupByType.Years | DevExpress.Spreadsheet.PivotFieldGroupByType.Quarters
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}
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}
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};
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var fileBytes = ExportService.ExportToExcel(PivotTableData, layout, exportConfig);
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using var stream = new MemoryStream(fileBytes);
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using var streamRef = new DotNetStreamReference(stream);
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await JS.InvokeVoidAsync("downloadFileFromStream", "PivotTableExport.xlsx", streamRef);
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}
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public static readonly Dictionary<string, string[]> Regions = new() {
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["Africa"] = ["South Africa", "Egypt"],
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["Asia"] = ["UAE", "Japan", "India"],
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["Europe"] = ["United Kingdom", "Germany", "Spain"],
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["North America"] = ["USA", "Canada", "Mexico"],
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["South America"] = ["Brazil", "Argentina", "Chile"]
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};
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public record SaleInfo(int OrderId, string Region, string Country, int Amount, DateTime Date);
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}

BlazorBlankServer/Components/Routes.razor renamed to PivotTable_Export_via_SpreadsheetDocument_API/Components/Routes.razor

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<Found Context="routeData">
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<RouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)" />
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</Found>
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</Router>
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</Router>

BlazorBlankServer/Components/_Imports.razor renamed to PivotTable_Export_via_SpreadsheetDocument_API/Components/_Imports.razor

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@using Microsoft.AspNetCore.Components.Web.Virtualization
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@using Microsoft.JSInterop
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@using static Microsoft.AspNetCore.Components.Web.RenderMode
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@using BlazorBlankServer
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@using BlazorBlankServer.Components
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@using BlazorBlankServer.Components.Layout
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@using PivotTable_Export_via_SpreadsheetDocument_API
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@using PivotTable_Export_via_SpreadsheetDocument_API.Components
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@using PivotTable_Export_via_SpreadsheetDocument_API.Components.Layout
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@using DevExpress.Blazor
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@using DevExpress.Blazor
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@using DevExpress.Blazor.PivotTable

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