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ArunimaGeorgeArunimaGeorge
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Created Blazor WASM project for hosting TEL Blazor components
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‎LearningHub.Nhs.WebUI.TelBlazorClient/App.razor‎

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<Router AppAssembly="@typeof(App).Assembly">
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<Found Context="routeData">
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<RouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)" />
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<FocusOnNavigate RouteData="@routeData" Selector="h1" />
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</Found>
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<NotFound>
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<PageTitle>Not found</PageTitle>
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<LayoutView Layout="@typeof(MainLayout)">
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<p role="alert">Sorry, there's nothing at this address.</p>
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</LayoutView>
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</NotFound>
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</Router>

‎LearningHub.Nhs.WebUI.TelBlazorClient/Layout/MainLayout.razor‎

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@inherits LayoutComponentBase
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<div class="page">
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<div class="sidebar">
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<NavMenu />
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</div>
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<main>
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<div class="top-row px-4">
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<a href="https://learn.microsoft.com/aspnet/core/" target="_blank">About</a>
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</div>
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<article class="content px-4">
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@Body
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</article>
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</main>
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</div>

‎LearningHub.Nhs.WebUI.TelBlazorClient/Layout/MainLayout.razor.css‎

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.page {
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position: relative;
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display: flex;
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flex-direction: column;
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}
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main {
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flex: 1;
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}
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.sidebar {
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background-image: linear-gradient(180deg, rgb(5, 39, 103) 0%, #3a0647 70%);
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}
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.top-row {
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background-color: #f7f7f7;
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border-bottom: 1px solid #d6d5d5;
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justify-content: flex-end;
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height: 3.5rem;
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display: flex;
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align-items: center;
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}
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.top-row ::deep a, .top-row ::deep .btn-link {
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white-space: nowrap;
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margin-left: 1.5rem;
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text-decoration: none;
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}
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.top-row ::deep a:hover, .top-row ::deep .btn-link:hover {
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text-decoration: underline;
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}
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.top-row ::deep a:first-child {
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overflow: hidden;
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text-overflow: ellipsis;
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}
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@media (max-width: 640.98px) {
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.top-row {
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justify-content: space-between;
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}
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.top-row ::deep a, .top-row ::deep .btn-link {
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margin-left: 0;
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}
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}
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@media (min-width: 641px) {
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.page {
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flex-direction: row;
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}
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.sidebar {
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width: 250px;
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height: 100vh;
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position: sticky;
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top: 0;
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}
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.top-row {
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position: sticky;
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top: 0;
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z-index: 1;
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}
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.top-row.auth ::deep a:first-child {
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flex: 1;
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text-align: right;
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width: 0;
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}
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.top-row, article {
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padding-left: 2rem !important;
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padding-right: 1.5rem !important;
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}
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}

‎LearningHub.Nhs.WebUI.TelBlazorClient/Layout/NavMenu.razor‎

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<div class="top-row ps-3 navbar navbar-dark">
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<div class="container-fluid">
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<a class="navbar-brand" href="">LearningHub.Nhs.WebUI.TelBlazorClient</a>
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<button title="Navigation menu" class="navbar-toggler" @onclick="ToggleNavMenu">
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<span class="navbar-toggler-icon"></span>
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</button>
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</div>
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</div>
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<div class="@NavMenuCssClass nav-scrollable" @onclick="ToggleNavMenu">
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<nav class="flex-column">
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<div class="nav-item px-3">
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<NavLink class="nav-link" href="" Match="NavLinkMatch.All">
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<span class="bi bi-house-door-fill-nav-menu" aria-hidden="true"></span> Home
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</NavLink>
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</div>
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<div class="nav-item px-3">
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<NavLink class="nav-link" href="counter">
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<span class="bi bi-plus-square-fill-nav-menu" aria-hidden="true"></span> Counter
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</NavLink>
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</div>
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<div class="nav-item px-3">
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<NavLink class="nav-link" href="weather">
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<span class="bi bi-list-nested-nav-menu" aria-hidden="true"></span> Weather
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</NavLink>
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</div>
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<div class="nav-item px-3">
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<NavLink class="nav-link" href="TELAutoSuggest">
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<span class="bi bi-list-nested-nav-menu" aria-hidden="true"></span> TELAutoSuggest
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</NavLink>
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</div>
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</nav>
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</div>
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@code {
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private bool collapseNavMenu = true;
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private string? NavMenuCssClass => collapseNavMenu ? "collapse" : null;
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private void ToggleNavMenu()
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{
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collapseNavMenu = !collapseNavMenu;
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}
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}

‎LearningHub.Nhs.WebUI.TelBlazorClient/Layout/NavMenu.razor.css‎

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.navbar-toggler {
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background-color: rgba(255, 255, 255, 0.1);
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}
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.top-row {
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height: 3.5rem;
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background-color: rgba(0,0,0,0.4);
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}
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.navbar-brand {
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font-size: 1.1rem;
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}
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.bi {
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display: inline-block;
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position: relative;
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width: 1.25rem;
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height: 1.25rem;
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margin-right: 0.75rem;
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top: -1px;
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background-size: cover;
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}
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.bi-house-door-fill-nav-menu {
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background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='white' class='bi bi-house-door-fill' viewBox='0 0 16 16'%3E%3Cpath d='M6.5 14.5v-3.505c0-.245.25-.495.5-.495h2c.25 0 .5.25.5.5v3.5a.5.5 0 0 0 .5.5h4a.5.5 0 0 0 .5-.5v-7a.5.5 0 0 0-.146-.354L13 5.793V2.5a.5.5 0 0 0-.5-.5h-1a.5.5 0 0 0-.5.5v1.293L8.354 1.146a.5.5 0 0 0-.708 0l-6 6A.5.5 0 0 0 1.5 7.5v7a.5.5 0 0 0 .5.5h4a.5.5 0 0 0 .5-.5Z'/%3E%3C/svg%3E");
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}
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.bi-plus-square-fill-nav-menu {
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background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='white' class='bi bi-plus-square-fill' viewBox='0 0 16 16'%3E%3Cpath d='M2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2H2zm6.5 4.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3a.5.5 0 0 1 1 0z'/%3E%3C/svg%3E");
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}
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.bi-list-nested-nav-menu {
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background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='white' class='bi bi-list-nested' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M4.5 11.5A.5.5 0 0 1 5 11h10a.5.5 0 0 1 0 1H5a.5.5 0 0 1-.5-.5zm-2-4A.5.5 0 0 1 3 7h10a.5.5 0 0 1 0 1H3a.5.5 0 0 1-.5-.5zm-2-4A.5.5 0 0 1 1 3h10a.5.5 0 0 1 0 1H1a.5.5 0 0 1-.5-.5z'/%3E%3C/svg%3E");
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}
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.nav-item {
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font-size: 0.9rem;
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padding-bottom: 0.5rem;
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}
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.nav-item:first-of-type {
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padding-top: 1rem;
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}
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.nav-item:last-of-type {
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padding-bottom: 1rem;
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}
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.nav-item ::deep a {
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color: #d7d7d7;
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border-radius: 4px;
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height: 3rem;
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display: flex;
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align-items: center;
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line-height: 3rem;
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}
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.nav-item ::deep a.active {
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background-color: rgba(255,255,255,0.37);
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color: white;
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}
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.nav-item ::deep a:hover {
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background-color: rgba(255,255,255,0.1);
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color: white;
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}
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@media (min-width: 641px) {
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.navbar-toggler {
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display: none;
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}
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.collapse {
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/* Never collapse the sidebar for wide screens */
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display: block;
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}
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.nav-scrollable {
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/* Allow sidebar to scroll for tall menus */
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height: calc(100vh - 3.5rem);
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overflow-y: auto;
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}
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}

‎LearningHub.Nhs.WebUI.TelBlazorClient/LearningHub.Nhs.WebUI.TelBlazorClient.csproj‎

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<Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
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<PropertyGroup>
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<TargetFramework>net8.0</TargetFramework>
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<Nullable>enable</Nullable>
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<ImplicitUsings>enable</ImplicitUsings>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="8.0.14" />
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<PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="8.0.14" PrivateAssets="all" />
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<PackageReference Include="TELBlazor.Components" Version="1.16.4" />
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</ItemGroup>
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</Project>

‎LearningHub.Nhs.WebUI.TelBlazorClient/LearningHub.Nhs.WebUI.TelBlazorClient.csproj.user‎

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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
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<ActiveDebugProfile>http</ActiveDebugProfile>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
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<DebuggerFlavor>ProjectDebugger</DebuggerFlavor>
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</PropertyGroup>
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</Project>

‎LearningHub.Nhs.WebUI.TelBlazorClient/Pages/AutoSuggest.razor‎

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<h3>AutoSuggest</h3>
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@using System.Net.Http.Json
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@inject HttpClient Http
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<div class="autosuggest-container">
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<input type="text" class="form-control"
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placeholder="Search..."
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@oninput="OnInputChanged"
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@bind="@SearchText" />
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@if (Suggestions?.Any() == true)
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{
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<ul class="list-group suggestion-box">
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@foreach (var item in Suggestions)
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{
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<li class="list-group-item list-group-item-action" @onclick="() => SelectItem(item)">
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@item
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</li>
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}
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</ul>
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}
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</div>
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<style>
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.autosuggest-container {
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position: relative;
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width: 320px;
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}
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.suggestion-box {
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position: absolute;
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width: 100%;
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z-index: 1200;
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max-height: 200px;
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overflow-y: auto;
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}
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.suggestion-box li:hover {
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cursor: pointer;
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background-color: #f8f9fa;
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}
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</style>
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@code {
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[Parameter] public Func<string, Task<List<string>>>? SearchProvider { get; set; }
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[Parameter] public EventCallback<string> OnSelected { get; set; }
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private string SearchText { get; set; } = string.Empty;
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private List<string> Suggestions { get; set; } = new();
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private CancellationTokenSource? cts;
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private async Task OnInputChanged(ChangeEventArgs e)
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{
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SearchText = e.Value?.ToString() ?? string.Empty;
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cts?.Cancel();
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cts = new CancellationTokenSource();
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if (SearchText.Length < 3)
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{
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Suggestions.Clear();
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StateHasChanged();
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return;
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}
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try
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{
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// debounce
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await Task.Delay(300, cts.Token);
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if (SearchProvider is not null)
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{
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var results = await SearchProvider(SearchText);
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Suggestions = results ?? new List<string>();
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}
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}
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catch (OperationCanceledException) { /* user typed again */ }
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catch (Exception ex)
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{
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// component remains agnostic — log client-side
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Console.Error.WriteLine($"AutoSuggest Error: {ex.Message}");
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}
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StateHasChanged();
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}
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private async Task SelectItem(string item)
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{
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SearchText = item;
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Suggestions.Clear();
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await OnSelected.InvokeAsync(item);
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}
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}
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‎LearningHub.Nhs.WebUI.TelBlazorClient/Pages/Counter.razor‎

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@page "/counter"
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<PageTitle>Counter</PageTitle>
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<h1>Counter</h1>
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<p role="status">Current count: @currentCount</p>
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<button class="btn btn-primary" @onclick="IncrementCount">Click me</button>
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@code {
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private int currentCount = 0;
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private void IncrementCount()
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{
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currentCount++;
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}
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}

‎LearningHub.Nhs.WebUI.TelBlazorClient/Pages/Home.razor‎

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@page "/"
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<PageTitle>Home</PageTitle>
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<h1>Hello, world!</h1>
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Welcome to your new app.

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