Add ExcelDataReader Demo App for Ivy_Examples

exceldatareader/.gitignore

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+bin/
+obj/
+*.sln.iml
+.idea/**/*
+**/.idea/*

exceldatareader/Apps/ExcelDataReaderApp.cs

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+
+using System.Data;
+using System.IO;
+
+[App(icon: Icons.Sheet)]
+public class ExcelDataReaderApp : ViewBase
+{
+    public record User
+    {
+        public string? ID { get; set; }
+        public string? Name { get; set; }
+        public string? Email { get; set; }
+        public string? PhoneNumber { get; set; }
+        public string? Address { get; set; }
+        public string? Gender { get; set; }
+        public string? Department { get; set; }
+        public string? Level { get; set; }
+    }
+
+
+    /// <summary>
+    /// Applies pagination to a list of users and returns the paginated results along with total page count
+    /// </summary>
+    /// <param name="page">The current page number (1-based index)</param>
+    /// <param name="totalItem">Number of items to display per page</param>
+    /// <param name="users">The complete list of users to paginate</param>
+    /// <returns>
+    /// A tuple containing:
+    /// - int: Total number of pages available
+    /// - List<User>: The subset of users for the requested page
+    /// </returns>
+    /// <example>
+    /// <code>
+    /// var (totalPages, currentPageUsers) = PaginationValue(2, 10, allUsers);
+    /// // Returns page 2 with 10 users per page
+    /// </code>
+    /// </example>
+    private (int, List<User>) PaginationValue(int page, int totalItem, List<User> users)
+    {
+        if (users == null || users.Count == 0)
+            return (0, new List<User>());
+        var totalPage = (int)Math.Ceiling((double)users.Count / totalItem);
+        // Ensure page is within valid bounds
+        page = (page >= 1) ? page : 1;
+        page = (page <= totalPage) ? page : totalPage;
+        // Return the total pages and the subset of users for the requested page
+        return (totalPage, users.Skip((page - 1) * totalItem).Take(totalItem).ToList());
+
+    }
+
+    public override object? Build()
+    {
+        // Set Source file url 
+        var FilePath = System.IO.Path.Combine(Directory.GetCurrentDirectory(), "Manpower.csv");
+        var filePath = UseState(() =>
+        {
+            if (!File.Exists(FilePath))
+            {
+                File.WriteAllLines(FilePath, new List<string>
+               {
+                "ID,Name,Email,Phone Number,Address,Gender,Department,Level",
+                "EMP384729,James Smith,j.smith@factory.com,348572918,1234 Industrial Ave,Male,Production,Director",
+                "EMP529183,Maria Garcia,maria.garcia@factory.com,592837461,5678 Factory St,Female,Quality Control,Manager",
+                "EMP672819,Robert Johnson,r.johnson@factory.com,672819345,9012 Manufacturing Dr,Male,Warehouse,Team Leader",
+               });
+                return FilePath;
+            }
+            return FilePath;
+        });
+        var users = UseState(() => new List<User>());
+        var displayUsers = UseState(() => new List<User>());
+        var isImport = UseState(false);
+        var isDelete = UseState(false);
+        var page = UseState(1);
+        var totalPage = UseState(0);
+        var client = UseService<IClientProvider>();
+
+        // re-render when users, totalPager, or page change value
+        UseEffect(() =>
+        {
+            (totalPage.Value, displayUsers.Value) = PaginationValue(page.Value, 20, users.Value);
+        }, users, totalPage, page);
+
+        // Load data from "Manpower.csv" file and save them to state variables by click "Import" button or changed filePath link . after finish, re-render page
+        UseEffect(() =>
+        {
+            if (isImport.Value)
+            {
+                // Read source data file using FileStream and ExcelDataReader to convert data become DataTableCollection type
+                try
+                {
+                    Console.WriteLine("Came to file Path: " + filePath);
+                    using var stream = new FileStream(filePath.Value, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
+                    using var reader = string.Equals(System.IO.Path.GetExtension(filePath.Value), ".csv", StringComparison.OrdinalIgnoreCase) ?
+                    ExcelReaderFactory.CreateCsvReader(stream) : ExcelReaderFactory.CreateReader(stream);
+                    // Use ExcelDataReader.DataSet to convert data to Dataset
+                    DataSet result = reader.AsDataSet(new ExcelDataSetConfiguration()
+                    {
+                        ConfigureDataTable = (_) => new ExcelDataTableConfiguration()
+                        {
+                            UseHeaderRow = true
+                        }
+                    });
+                    // Convert Data to List<User> 
+                    if (result != null && result.Tables.Count > 0)
+                    {
+                        users.Value = result.Tables[0].AsEnumerable()
+                            .Select(u => new User
+                            {
+                                ID = u.Field<string>("ID"),
+                                Name = u.Field<string>("Name"),
+                                Email = u.Field<string>("Email"),
+                                PhoneNumber = u.Field<string>("Phone Number"),
+                                Address = u.Field<string>("Address"),
+                                Gender = u.Field<string>("Gender"),
+                                Department = u.Field<string>("Department"),
+                                Level = u.Field<string>("Level")
+                            })
+                            .ToList();
+                    }
+                    else
+                    {
+                        users.Value = new List<User>();
+                    }
+                    // devide data to display on the screen, using pagination.
+                    (totalPage.Value, displayUsers.Value) = PaginationValue(page.Value, 20, users.Value);
+                    // Reset "Import" button and dislay alert
+                    isImport.Set(false);
+                    client.Toast("Import successfull", "Notification");
+
+                }
+                catch (Exception ex)
+                {
+                    client.Toast($"Import Error: {ex.Message}", "Error");
+                }
+            }
+        }, isImport, filePath);
+        // Delete all data
+        UseEffect(() =>
+        {
+            users.Value = new List<User>();
+            displayUsers.Value = new List<User>();
+            isDelete.Set(false);
+        }, isDelete);
+        return Layout.Vertical(
+            Layout.Horizontal().Align(Align.Right) |
+            Layout.Horizontal(Text.H2("This is the example for Nuget exceldatareader")).Align(Align.Left) |
+            new Button("Import", _ =>
+            {
+                isImport.Set(true);
+            })
+            | new Button("Delete", _ =>
+            {
+                isDelete.Set(true);
+            }).Destructive()
+
+        )
+        | Layout.Vertical(
+            displayUsers?.Value.Count > 0 ?
+                 new Card(
+                Layout.Vertical()
+                    | displayUsers?.Value.ToTable().Width(Size.Full())
+           | new Pagination(page.Value, totalPage.Value, newPage => page.Set(newPage.Value))
+
+            ).Title("Employee List").Width(Size.Full()) : Text.Label("No employee")
+            );
+    }
+}
+

exceldatareader/GlobalUsings.cs

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+global using Ivy;
+global using Ivy.Apps;
+global using Ivy.Auth;
+global using Ivy.Chrome;
+global using Ivy.Client;
+global using Ivy.Core;
+global using Ivy.Core.Hooks;
+global using Ivy.Helpers;
+global using Ivy.Hooks;
+global using Ivy.Shared;
+global using Ivy.Services;
+global using Ivy.Views;
+global using Ivy.Views.Alerts;
+global using Ivy.Views.Blades;
+global using Ivy.Views.Builders;
+global using Ivy.Views.Charts;
+global using Ivy.Views.Dashboards;
+global using Ivy.Views.Forms;
+global using Ivy.Views.Tables;
+global using Ivy.Widgets.Inputs;
+global using Microsoft.Extensions.Configuration;
+global using Microsoft.Extensions.DependencyInjection;
+global using Microsoft.Extensions.Logging;
+global using System.Collections.Immutable;
+global using System.ComponentModel.DataAnnotations;
+global using System.Globalization;
+global using System.Reactive.Linq;
+global using ExcelDataReader;
+namespace exceldatareaderApp;

exceldatareader/Manpower.csv

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+ID,Name,Email,Phone Number,Address,Gender,Department,Level
+EMP384729,James Smith,j.smith@factory.com,348572918,1234 Industrial Ave,Male,Production,Director
+EMP529183,Maria Garcia,maria.garcia@factory.com,592837461,5678 Factory St,Female,Quality Control,Manager
+EMP672819,Robert Johnson,r.johnson@factory.com,672819345,9012 Manufacturing Dr,Male,Warehouse,Team Leader
+EMP819273,Linda Brown,l.brown@factory.com,819273654,3456 Assembly Ln,Female,Packaging,Staff
+EMP192837,Michael Davis,m.davis@factory.com,192837465,7890 Production Blvd,Male,Machining,Supervisor
+EMP837291,Jennifer Wilson,j.wilson@factory.com,837291546,2345 Warehouse Rd,Female,Maintenance,Staff
+EMP465782,William Martinez,w.martinez@factory.com,465782193,6789 Plant St,Male,Electrical,Team Leader
+EMP918273,Patricia Anderson,p.anderson@factory.com,918273645,1235 Machine Dr,Female,Plumbing,Staff
+EMP273849,David Taylor,d.taylor@factory.com,273849516,4678 Industrial Ave,Male,Safety,Manager
+EMP647382,Susan Thomas,s.thomas@factory.com,647382915,8901 Factory St,Female,Inventory,Staff
+EMP384716,Richard Jackson,r.jackson@factory.com,384716295,2346 Manufacturing Dr,Male,Assembly,Director
+EMP592837,Jessica White,j.white@factory.com,592837164,5679 Assembly Ln,Female,Quality Control,Team Leader
+EMP728194,Charles Harris,c.harris@factory.com,728194635,9013 Production Blvd,Male,Logistics,Supervisor
+EMP819465,Karen Martin,k.martin@factory.com,819465372,3457 Warehouse Rd,Female,Packaging,Staff
+EMP192748,Daniel Thompson,d.thompson@factory.com,192748563,7891 Plant St,Male,Machining,Manager
+EMP837192,Lisa Garcia,l.garcia@factory.com,837192456,2346 Machine Dr,Female,Maintenance,Team Leader
+EMP465918,Matthew Rodriguez,m.rodriguez@factory.com,465918327,6780 Industrial Ave,Male,Electrical,Staff
+EMP918364,Betty Lewis,b.lewis@factory.com,918364275,1236 Factory St,Female,Plumbing,Staff
+EMP273495,Anthony Lee,a.lee@factory.com,273495618,4679 Manufacturing Dr,Male,Safety,VP
+EMP647293,Donna Walker,d.walker@factory.com,647293184,8902 Assembly Ln,Female,Inventory,Supervisor
+EMP384957,Mark Hall,m.hall@factory.com,384957261,2347 Production Blvd,Male,Production,Team Leader
+EMP592468,Emily Allen,e.allen@factory.com,592468739,5680 Warehouse Rd,Female,Quality Control,Staff
+EMP728351,Donald Young,d.young@factory.com,728351492,9014 Plant St,Male,Logistics,Manager
+EMP819576,Michelle King,m.king@factory.com,819576843,3458 Machine Dr,Female,Packaging,Team Leader
+EMP192639,Paul Wright,p.wright@factory.com,192639574,7892 Industrial Ave,Male,Machining,Staff
+EMP837485,Amanda Scott,a.scott@factory.com,837485196,2347 Factory St,Female,Maintenance,Supervisor
+EMP465139,Steven Green,s.green@factory.com,465139728,6781 Manufacturing Dr,Male,Electrical,Director
+EMP918752,Melissa Baker,m.baker@factory.com,918752364,1237 Assembly Ln,Female,Plumbing,Manager
+EMP273684,Joshua Adams,j.adams@factory.com,273684957,4680 Production Blvd,Male,Safety,Team Leader
+EMP647815,Deborah Nelson,d.nelson@factory.com,647815239,8903 Warehouse Rd,Female,Inventory,Staff
+EMP385729,Andrew Carter,a.carter@factory.com,385729461,2348 Plant St,Male,Production,Staff
+EMP592183,Rebecca Mitchell,r.mitchell@factory.com,592183754,5681 Machine Dr,Female,Quality Control,Supervisor
+EMP728492,Jason Perez,j.perez@factory.com,728492315,9015 Industrial Ave,Male,Logistics,Team Leader
+EMP819637,Sarah Roberts,s.roberts@factory.com,819637482,3459 Factory St,Female,Packaging,Manager
+EMP192846,Kevin Turner,k.turner@factory.com,192846573,7893 Manufacturing Dr,Male,Machining,Director
+EMP837591,Carol Phillips,c.phillips@factory.com,837591246,2348 Assembly Ln,Female,Maintenance,Staff
+EMP465382,Brian Campbell,b.campbell@factory.com,465382917,6782 Production Blvd,Male,Electrical,Team Leader
+EMP918463,Dorothy Parker,d.parker@factory.com,918463725,1238 Warehouse Rd,Female,Plumbing,Staff
+EMP273759,Edward Evans,e.evans@factory.com,273759684,4681 Plant St,Male,Safety,Supervisor
+EMP647928,Nancy Edwards,n.edwards@factory.com,647928351,8904 Machine Dr,Female,Inventory,Manager
+EMP385164,Ronald Collins,r.collins@factory.com,385164792,2349 Industrial Ave,Male,Production,Supervisor
+EMP592739,Sandra Stewart,s.stewart@factory.com,592739481,5682 Factory St,Female,Quality Control,Team Leader
+EMP728615,Thomas Sanchez,t.sanchez@factory.com,728615394,9016 Manufacturing Dr,Male,Logistics,Staff
+EMP819742,Margaret Morris,m.morris@factory.com,819742563,3460 Assembly Ln,Female,Packaging,Staff
+EMP192935,Christopher Rogers,c.rogers@factory.com,192935478,7894 Production Blvd,Male,Machining,Team Leader
+EMP837684,Sharon Reed,s.reed@factory.com,837684125,2349 Warehouse Rd,Female,Maintenance,Manager
+EMP465597,Daniel Cook,d.cook@factory.com,465597832,6783 Plant St,Male,Electrical,Supervisor
+EMP918836,Laura Morgan,l.morgan@factory.com,918836749,1239 Machine Dr,Female,Plumbing,Team Leader
+EMP273198,George Bell,g.bell@factory.com,273198567,4682 Industrial Ave,Male,Safety,Staff
+EMP647351,Kathleen Murphy,k.murphy@factory.com,647351928,8905 Factory St,Female,Inventory,Director
+EMP385492,Donald Bailey,d.bailey@factory.com,385492716,2350 Manufacturing Dr,Male,Production,Manager
+EMP592615,Angela Rivera,a.rivera@factory.com,592615387,5683 Assembly Ln,Female,Quality Control,Staff
+EMP728739,Paul Cooper,p.cooper@factory.com,728739254,9017 Production Blvd,Male,Logistics,Director
+EMP819856,Ruth Richardson,r.richardson@factory.com,819856473,3461 Warehouse Rd,Female,Packaging,Supervisor
+EMP193147,Mark Cox,m.cox@factory.com,193147586,7895 Plant St,Male,Machining,Staff
+EMP837792,Emma Howard,e.howard@factory.com,837792314,2350 Machine Dr,Female,Maintenance,Team Leader
+EMP465819,Kenneth Ward,k.ward@factory.com,465819237,6784 Industrial Ave,Male,Electrical,Manager
+EMP918947,Alice Torres,a.torres@factory.com,918947562,1240 Factory St,Female,Plumbing,Staff
+EMP273264,Steven Peterson,s.peterson@factory.com,273264879,4683 Manufacturing Dr,Male,Safety,Team Leader
+EMP647483,Helen Gray,h.gray@factory.com,647483192,8906 Assembly Ln,Female,Inventory,Supervisor
+EMP385576,Gary Ramirez,g.ramirez@factory.com,385576921,2351 Production Blvd,Male,Production,Staff
+EMP592897,Debra James,d.james@factory.com,592897634,5684 Warehouse Rd,Female,Quality Control,Manager
+EMP728918,Scott Watson,s.watson@factory.com,728918745,9018 Plant St,Male,Logistics,Team Leader
+EMP819369,Judy Brooks,j.brooks@factory.com,819369258,3462 Machine Dr,Female,Packaging,Staff
+EMP193258,Eric Kelly,e.kelly@factory.com,193258467,7896 Industrial Ave,Male,Machining,Supervisor
+EMP837415,Michelle Sanders,m.sanders@factory.com,837415986,2351 Factory St,Female,Maintenance,Staff
+EMP465638,Stephen Price,s.price@factory.com,465638719,6785 Manufacturing Dr,Male,Electrical,Team Leader
+EMP918259,Donna Bennett,d.bennett@factory.com,918259374,1241 Assembly Ln,Female,Plumbing,Manager
+EMP273471,Timothy Wood,t.wood@factory.com,273471685,4684 Production Blvd,Male,Safety,Director
+EMP647592,Carolyn Barnes,c.barnes@factory.com,647592813,8907 Warehouse Rd,Female,Inventory,Team Leader
+EMP385693,Jose Ross,j.ross@factory.com,385693742,2352 Plant St,Male,Production,Team Leader
+EMP592724,Amanda Henderson,a.henderson@factory.com,592724139,5685 Machine Dr,Female,Quality Control,Staff
+EMP728835,Raymond Coleman,r.coleman@factory.com,728835964,9019 Industrial Ave,Male,Logistics,Staff
+EMP819947,Katherine Jenkins,k.jenkins@factory.com,819947352,3463 Factory St,Female,Packaging,Director
+EMP193369,Jeffrey Perry,j.perry@factory.com,193369478,7897 Manufacturing Dr,Male,Machining,Team Leader
+EMP837526,Lisa Powell,l.powell@factory.com,837526891,2352 Assembly Ln,Female,Maintenance,Supervisor
+EMP465759,Ryan Long,r.long@factory.com,465759328,6786 Production Blvd,Male,Electrical,Staff
+EMP918368,Martha Flores,m.flores@factory.com,918368457,1242 Warehouse Rd,Female,Plumbing,Team Leader
+EMP273582,Jacob Patterson,j.patterson@factory.com,273582619,4685 Plant St,Male,Safety,Manager
+EMP647715,Jean Washington,j.washington@factory.com,647715283,8908 Machine Dr,Female,Inventory,Staff
+EMP385827,Adam Butler,a.butler@factory.com,385827496,2353 Industrial Ave,Male,Production,Manager
+EMP592938,Victoria Simmons,v.simmons@factory.com,592938174,5686 Factory St,Female,Quality Control,Team Leader
+EMP728149,Patrick Foster,p.foster@factory.com,728149635,9020 Manufacturing Dr,Male,Logistics,Supervisor
+EMP819258,Brenda Gonzales,b.gonzales@factory.com,819258746,3464 Assembly Ln,Female,Packaging,Staff
+EMP193471,Jerry Bryant,j.bryant@factory.com,193471582,7898 Production Blvd,Male,Machining,Manager
+EMP837639,Rachel Alexander,r.alexander@factory.com,837639415,2353 Warehouse Rd,Female,Maintenance,Director
+EMP465872,Henry Russell,h.russell@factory.com,465872931,6787 Plant St,Male,Electrical,VP
+EMP918483,Julia Griffin,j.griffin@factory.com,918483267,1243 Machine Dr,Female,Plumbing,Staff
+EMP273694,Jack Diaz,j.diaz@factory.com,273694718,4686 Industrial Ave,Male,Safety,Team Leader
+EMP647827,Megan Hayes,m.hayes@factory.com,647827359,8909 Factory St,Female,Inventory,Supervisor

exceldatareader/Program.cs

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+
+CultureInfo.DefaultThreadCurrentCulture = CultureInfo.DefaultThreadCurrentUICulture = new CultureInfo("en-US");
+System.Text.Encoding.RegisterProvider(System.Text.CodePagesEncodingProvider.Instance);
+var server = new Server();
+#if DEBUG
+server.UseHotReload();
+#endif
+server.AddAppsFromAssembly();
+server.AddConnectionsFromAssembly();
+var chromeSettings = new ChromeSettings().UseTabs(preventDuplicates: true);
+server.UseChrome(chromeSettings);
+await server.RunAsync();

exceldatareader/README.md

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+# exceldatareaderApp 
+
+Web application created using [Ivy](https://github.com/Ivy-Interactive/Ivy). 
+
+Ivy is a web framework for building interactive web applications using C# and .NET.
+
+## Run
+
+```
+dotnet watch
+```
+
+## Deploy
+
+```
+ivy deploy
+```

exceldatareader/exceldatareader.sln

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+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "exceldatareaderApp", "exceldatareaderApp.csproj", "{94FD22DC-4066-AF7B-F559-E63DED15E74D}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{94FD22DC-4066-AF7B-F559-E63DED15E74D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{94FD22DC-4066-AF7B-F559-E63DED15E74D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{94FD22DC-4066-AF7B-F559-E63DED15E74D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{94FD22DC-4066-AF7B-F559-E63DED15E74D}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {904256BD-A7AB-4A39-9B44-FB850CE512FF}
+	EndGlobalSection
+EndGlobal

exceldatareader/exceldatareaderApp.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net9.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <NoWarn>CS8618;CS8603;CS8602;CS8604;CS9113</NoWarn>
+    <RootNamespace>exceldatareaderApp</RootNamespace>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <EmbeddedResource Include="Assets/**/*" />
+  </ItemGroup>
+
+
+  <ItemGroup>
+    <PackageReference Include="ExcelDataReader" Version="3.8.0" />
+    <PackageReference Include="ExcelDataReader.DataSet" Version="3.8.0" />
+    <PackageReference Include="Ivy" Version="1.0.113.0" />
+    <PackageReference Include="System.Text.Encoding.CodePages" Version="10.0.0-rc.1.25451.107" />
+  </ItemGroup>
+
+
+  <ItemGroup>
+    <Folder Include="Apps" />
+    <Folder Include="Connections" />
+  </ItemGroup>
+
+</Project>