Added FluentBreadcrumbNodeBuilder and ViewDataDictionaryExtensions

examples/RazorPagesAndMvc/Controllers/Java/EasyJavaController.cs

@@ -1,5 +1,7 @@
 using Microsoft.AspNetCore.Mvc;
 using SmartBreadcrumbs.Attributes;
+using SmartBreadcrumbs.Extensions;
+using SmartBreadcrumbs.Nodes;
 
 namespace RazorPagesAndMvc.Controllers.Java
 {
@@ -19,5 +21,19 @@ public IActionResult Post1()
             return View();
         }
 
+        public IActionResult Post2()
+        {
+            var builder = new FluentBreadcrumbNodeBuilder()
+                .AddMvcNode("Index", "Java", "Java")
+                    .AddMvcNode(nameof(Index), "EasyJava", "Easy")
+                        .AddMvcNode(nameof(Post2), "EasyJava", "Post 2")
+                        .EndNode()
+                    .EndNode()
+                .EndNode();
+
+            ViewData.SetBreadcrumbs(builder.Build());
+
+            return View();
+        }
     }
 }

examples/RazorPagesAndMvc/Pages/Index.cshtml

@@ -43,6 +43,9 @@
                             <li>
                                 <a asp-action="Post1" asp-controller="EasyJava">Post 1</a>
                             </li>
+                            <li>
+                                <a asp-action="Post2" asp-controller="EasyJava">Post 2</a>
+                            </li>
                         </ul>
                     </li>
                     <li>

examples/RazorPagesAndMvc/Views/EasyJava/Index.cshtml

@@ -10,4 +10,7 @@
     <li>
         <a asp-action="Post1" asp-controller="EasyJava">Post 1</a>
     </li>
+    <li>
+        <a asp-action="Post2" asp-controller="EasyJava">Post 2</a>
+    </li>
 </ul>

examples/RazorPagesAndMvc/Views/EasyJava/Post2.cshtml

@@ -0,0 +1,8 @@
+
+@{
+    ViewData["Title"] = "Post2";
+    Layout = "~/Pages/Shared/_Layout.cshtml";
+}
+
+<h1>Post 2</h1>
+

examples/RazorPagesAndMvc/Views/Java/Index.cshtml

@@ -12,6 +12,9 @@
             <li>
                 <a asp-action="Post1" asp-controller="EasyJava">Post 1</a>
             </li>
+            <li>
+                <a asp-action="Post2" asp-controller="EasyJava">Post 2</a>
+            </li>
         </ul>
     </li>
     <li>

src/Extensions/ViewDataDictionaryExtensions.cs

@@ -0,0 +1,13 @@
+using Microsoft.AspNetCore.Mvc.ViewFeatures;
+using SmartBreadcrumbs.Nodes;
+
+namespace SmartBreadcrumbs.Extensions
+{
+    public static class ViewDataDictionaryExtensions
+    {
+        public static void SetBreadcrumbs(this ViewDataDictionary viewData, BreadcrumbNode breadcrumb)
+        {
+            viewData["BreadcrumbNode"] = breadcrumb;
+        }
+    }
+}

src/Nodes/FluentBreadcrumbNodeBuilder.cs

@@ -0,0 +1,137 @@
+namespace SmartBreadcrumbs.Nodes
+{
+    public class FluentBreadcrumbNodeBuilder
+    {
+        private readonly FluentBreadcrumbNodeBuilder parent;
+        private BreadcrumbNode node;
+        private bool isFirstNodeInitializing;
+
+        private BreadcrumbNode lastNode;
+
+        public FluentBreadcrumbNodeBuilder()
+        {
+            isFirstNodeInitializing = true;
+        }
+
+        public FluentBreadcrumbNodeBuilder(BreadcrumbNode node, FluentBreadcrumbNodeBuilder parent = null)
+        {
+            this.node = node;
+            this.parent = parent;
+        }
+
+        public FluentBreadcrumbNodeBuilder AddNode(BreadcrumbNode node)
+        {
+            if (isFirstNodeInitializing)
+            {
+                this.node = node;
+                isFirstNodeInitializing = false;
+                return this;
+            }
+            else
+            {
+                return new FluentBreadcrumbNodeBuilder(node, this);
+            }
+        }
+
+        public FluentBreadcrumbNodeBuilder AddMvcNode(
+            string action, string controller, string title, bool overwriteTitleOnExactMatch = false, string iconClasses = null, string areaName = null)
+        {
+            var node = new MvcBreadcrumbNode(action, controller, title, overwriteTitleOnExactMatch, iconClasses, areaName);
+
+            if (isFirstNodeInitializing)
+            {
+                this.node = node;
+                isFirstNodeInitializing = false;
+                return this;
+            }
+            else
+            {
+                return new FluentBreadcrumbNodeBuilder(node, this);
+            }
+        }
+
+        public FluentBreadcrumbNodeBuilder AddMvcControllerNode(
+            string controller, string title, bool overwriteTitleOnExactMatch = false, string iconClasses = null, string areaName = null)
+        {
+            var node = new MvcControllerBreadcrumbNode(controller, title, overwriteTitleOnExactMatch, iconClasses, areaName);
+
+            if (isFirstNodeInitializing)
+            {
+                this.node = node;
+                isFirstNodeInitializing = false;
+                return this;
+            }
+            else
+            {
+                return new FluentBreadcrumbNodeBuilder(node, this);
+            }
+        }
+
+        public FluentBreadcrumbNodeBuilder AddRazorPageNode(
+            string path, string title, bool overwriteTitleOnExactMatch = false, string iconClasses = null, string areaName = null)
+        {
+            var node = new RazorPageBreadcrumbNode(path, title, overwriteTitleOnExactMatch, iconClasses, areaName);
+
+            if (isFirstNodeInitializing)
+            {
+                this.node = node;
+                isFirstNodeInitializing = false;
+                return this;
+            }
+            else
+            {
+                return new FluentBreadcrumbNodeBuilder(node, this);
+            }
+        }
+
+        public FluentBreadcrumbNodeBuilder EndNode()
+        {
+            if (parent != null)
+            {
+                node.Parent = parent.node;
+
+                if (lastNode == null) // Should only happen one time
+                {
+                    parent.lastNode = node;
+                }
+                else // Bubble the last node up the chain.. (to use inside Build())
+                {
+                    parent.lastNode = lastNode;
+                }
+
+                return parent;
+            }
+
+            return this;
+        }
+
+        public FluentBreadcrumbNodeBuilder SetIconClasses(string iconClasses)
+        {
+            node.IconClasses = iconClasses;
+            return this;
+        }
+
+        public FluentBreadcrumbNodeBuilder SetOverwriteTitleOnExactMatch(bool overwriteTitleOnExactMatch)
+        {
+            node.OverwriteTitleOnExactMatch = overwriteTitleOnExactMatch; ;
+            return this;
+        }
+
+        public FluentBreadcrumbNodeBuilder SetRouteValues(object routeValues)
+        {
+            node.RouteValues = routeValues;
+            return this;
+        }
+
+        public FluentBreadcrumbNodeBuilder SetTitle(string title)
+        {
+            node.Title = title;
+            return this;
+        }
+
+        public BreadcrumbNode Build()
+        {
+            return lastNode;
+        }
+    }
+}