From 2ddc93b2a992ef60d49b379fedfb037c8d9a48c8 Mon Sep 17 00:00:00 2001
From: Jason Zhu <jasonzhuyq@outlook.com>
Date: Sat, 21 Aug 2021 17:03:09 +1000
Subject: [PATCH] 7.5.1.2 Adding the HTML Helper Method; e.g. 7.17 The
 PagingHelpers Class

---
 .../HtmlHelpers/PagingHelpers.cs              | 33 +++++++++++++++++++
 .../SportsStore.WebUI.csproj                  |  1 +
 2 files changed, 34 insertions(+)
 create mode 100644 SportsStore/SportsStore.WebUI/HtmlHelpers/PagingHelpers.cs

diff --git a/SportsStore/SportsStore.WebUI/HtmlHelpers/PagingHelpers.cs b/SportsStore/SportsStore.WebUI/HtmlHelpers/PagingHelpers.cs
new file mode 100644
index 0000000..e8b323d
--- /dev/null
+++ b/SportsStore/SportsStore.WebUI/HtmlHelpers/PagingHelpers.cs
@@ -0,0 +1,33 @@
+using SportsStore.WebUI.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Web;
+using System.Web.Mvc;
+
+namespace SportsStore.WebUI.HtmlHelpers
+{
+    public static class PagingHelpers
+    {
+        public static MvcHtmlString PageLinks(this HtmlHelper html,
+                                              PagingInfo pagingInfo,
+                                              Func<int, string> pageUrl)
+        {
+            StringBuilder result = new StringBuilder();
+            for (int i = 0; i < pagingInfo.TotalPages; i++)
+            {
+                TagBuilder tag = new TagBuilder("a"); // Construct an <a> tag
+                tag.MergeAttribute("href", pageUrl(i));
+                tag.InnerHtml = i.ToString();
+                if (i == pagingInfo.CurrentPage)
+                {
+                    tag.AddCssClass("selected");
+                }
+                result.Append(tag.ToString());
+            }
+
+            return MvcHtmlString.Create(result.ToString());
+        }
+    }
+}
\ No newline at end of file
diff --git a/SportsStore/SportsStore.WebUI/SportsStore.WebUI.csproj b/SportsStore/SportsStore.WebUI/SportsStore.WebUI.csproj
index e7e90fe..f38f303 100644
--- a/SportsStore/SportsStore.WebUI/SportsStore.WebUI.csproj
+++ b/SportsStore/SportsStore.WebUI/SportsStore.WebUI.csproj
@@ -164,6 +164,7 @@
     <Compile Include="Global.asax.cs">
       <DependentUpon>Global.asax</DependentUpon>
     </Compile>
+    <Compile Include="HtmlHelpers\PagingHelpers.cs" />
     <Compile Include="Infrastructure\NinjectControllerFactory.cs" />
     <Compile Include="Models\PagingInfo.cs" />
     <Compile Include="Product.cs">