Binding Practice

BlazorApp/BlazorApp/Data/UserData.cs

@@ -0,0 +1,7 @@
+namespace BlazorApp.Data
+{
+    public class UserData
+    {
+        public string Name { get; set; }
+    }
+}

BlazorApp/BlazorApp/Pages/User.razor

@@ -0,0 +1,61 @@
+@page "/user"
+
+@using BlazorApp.Data;
+
+<h3>Online Users</h3>
+
+<p>
+    Users: <b>@_users.Count</b>
+</p>
+
+<br />
+
+<ul class="list-group">
+    @foreach (UserData user in _users)
+    {
+        <li @key="user" class="list-group-item">
+            <button class="btn btn-link" type="button" @onclick="(() => KickUser(user))">[Kick]</button>
+            <label>@user.Name</label>
+        </li>
+    }
+</ul>
+
+<br />
+
+<div class="container">
+    <div class="row">
+        <div class="col">
+            <input class="form-control" placeholder="Add User" @bind-value="_inputName"/>
+        </div>
+        <div class="col">
+            <button class="btn btn-primary" type="button" @onclick="AddUser">Add a user</button>
+        </div>
+    </div>
+</div>
+
+@code {
+    private List<UserData> _users = new List<UserData>();
+
+    private string _inputName;
+
+    protected override void OnInitialized()
+    {
+        _users.Add(new UserData() { Name = "Simpson" });
+        _users.Add(new UserData() { Name = "Richard" });
+        _users.Add(new UserData() { Name = "Tylor" });
+    }
+
+    private void AddUser()
+    {
+        if (string.IsNullOrEmpty(_inputName))
+            return;
+
+        _users.Add(new UserData() { Name = _inputName });
+        _inputName = "";
+    }
+
+    private void KickUser(UserData user)
+    {
+        _users.Remove(user);
+    }
+}

BlazorApp/BlazorApp/Shared/NavMenu.razor

@@ -29,6 +29,11 @@
                 <span class="oi oi-dial" aria-hidden="true"></span> Binding
             </NavLink>
         </div>
+        <div class="nav-item px-3">
+            <NavLink class="nav-link" href="user">
+                <span class="oi oi-flag" aria-hidden="true"></span> User
+            </NavLink>
+        </div>
     </nav>
 </div>