feat: add example details page

### What does this PR do?

* Adds clickable example details pages
* Tests for said pages
* Clickable link to source repo

### Screenshot / video of UI

<!-- If this PR is changing UI, please include
screenshots or screencasts showing the difference -->

### What issues does this PR fix or reference?

<!-- Include any related issues from Podman Desktop
repository (or from another issue tracker). -->

Closes podman-desktop#974

Follow up issue is podman-desktop#1016

### How to test this PR?

<!-- Please explain steps to reproduce -->

Click "More Details" on one of the examples

Signed-off-by: Charlie Drage <[email protected]>

packages/frontend/src/App.svelte

@@ -13,6 +13,7 @@ import Examples from './Examples.svelte';
 import Navigation from './Navigation.svelte';
 import DiskImagesList from './lib/disk-image/DiskImagesList.svelte';
 import Dashboard from './lib/dashboard/Dashboard.svelte';
+import ExampleDetails from './lib/ExampleDetails.svelte';
 
 router.mode.hash();
 
@@ -41,6 +42,10 @@ onMount(() => {
       <Route path="/examples" breadcrumb="Examples">
         <Examples />
       </Route>
+
+      <Route path="/example/:id" breadcrumb="Example Details" let:meta>
+        <ExampleDetails id={meta.params.id} />
+      </Route>
       <Route path="/disk-images/" breadcrumb="Disk Images">
         <DiskImagesList />
       </Route>

packages/frontend/src/lib/ExampleCard.spec.ts

@@ -72,16 +72,16 @@ test('renders ExampleCard with correct content', async () => {
   expect(architectureText).toBeInTheDocument();
 });
 
-test('openURL function is called when Source button is clicked', async () => {
+test('redirection to /example/:id is called when More details button is clicked', async () => {
   // Render the component with the example prop
   render(ExampleCard, { props: { example } });
 
-  // Find and click the "Source" button
-  const sourceButton = screen.getByTitle('Source');
-  await fireEvent.click(sourceButton);
+  // Find and click the "More details" button
+  const detailsButton = screen.getByTitle('More Details');
+  await fireEvent.click(detailsButton);
 
-  // Ensure bootcClient.openLink is called with the correct URL
-  expect(bootcClient.openLink).toHaveBeenCalledWith('https://example.com/example1');
+  // Ensure the router.goto is called with the correct path
+  expect(router.goto).toHaveBeenCalledWith('/example/example1');
 });
 
 test('pullImage function is called when Pull image button is clicked', async () => {

packages/frontend/src/lib/ExampleCard.svelte

@@ -16,7 +16,8 @@ let { example }: Props = $props();
 let pullInProgress = $state(false);
 
 async function openURL(): Promise<void> {
-  await bootcClient.openLink(example.repository);
+  //await bootcClient.openLink(example.repository);
+  router.goto(`/example/${example.id}`);
 }
 
 async function pullImage(): Promise<void> {
@@ -76,10 +77,10 @@ async function gotoBuild(): Promise<void> {
       <Button
         on:click={openURL}
         icon={faArrowUpRightFromSquare}
-        aria-label="Source"
-        title="Source"
+        aria-label="MoreDetails"
+        title="More Details"
         type="link"
-        class="mr-2">Source</Button>
+        class="mr-2">More Details</Button>
 
       {#if example?.state === 'pulled'}
         <Button on:click={gotoBuild} icon={DiskImageIcon} aria-label="Build image" title="Build image" class="w-28"

packages/frontend/src/lib/ExampleDetails.spec.ts

@@ -0,0 +1,92 @@
+/**********************************************************************
+ * Copyright (C) 2024 Red Hat, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ ***********************************************************************/
+
+import '@testing-library/jest-dom/vitest';
+import { render, fireEvent, screen } from '@testing-library/svelte';
+import { expect, test, vi } from 'vitest';
+import ExampleDetails from './ExampleDetails.svelte';
+import { bootcClient } from '../api/client';
+import { router } from 'tinro';
+import type { Example } from '/@shared/src/models/examples';
+
+// Mock bootcClient methods
+vi.mock('/@/api/client', () => {
+  return {
+    bootcClient: {
+      getExamples: vi.fn(),
+      openLink: vi.fn(),
+    },
+  };
+});
+
+// Mock router
+vi.mock('tinro', () => {
+  return {
+    router: {
+      goto: vi.fn(),
+    },
+  };
+});
+
+// Sample example data for testing
+const example = {
+  id: 'example1',
+  name: 'Example 1',
+  categories: ['category1'],
+  description: 'Description 1',
+  repository: 'https://example.com/example1',
+  readme: '# Example Markdown Readme Text',
+} as Example;
+
+test('renders ExampleDetails with correct content', async () => {
+  // Mock getExamples to return the test example data
+  vi.mocked(bootcClient.getExamples).mockResolvedValue({
+    examples: [example],
+    categories: [{ id: 'category1', name: 'category1' }],
+  });
+
+  // Render the component with the example ID prop
+  render(ExampleDetails, { id: 'example1' });
+
+  // Wait until Example 1 to appear
+  await screen.findByLabelText('Example 1');
+
+  // Make sure that Example 1 exists
+  const exampleName = screen.getByLabelText('Example 1');
+  expect(exampleName).toBeInTheDocument();
+
+  // Make sure that Markdown is rendered
+  const readme = screen.getByText('Example Markdown Readme Text');
+  expect(readme).toBeInTheDocument();
+
+  // Check that when clicking "More Details" button the openLink method is called
+  const moreDetailsButton = screen.getByRole('button', { name: 'More Details' });
+  await fireEvent.click(moreDetailsButton);
+  expect(bootcClient.openLink).toHaveBeenCalledWith('https://example.com/example1');
+});
+
+test('redirects to /examples when "Go back to Examples" is clicked', async () => {
+  render(ExampleDetails, { id: 'example1' });
+
+  // Find and click the breadcrumb link to go back
+  const breadcrumbLink = screen.getByText('Examples');
+  await fireEvent.click(breadcrumbLink);
+
+  // Verify the router.goto method is called with the correct path
+  expect(router.goto).toHaveBeenCalledWith('/examples');
+});

packages/frontend/src/lib/ExampleDetails.svelte

@@ -0,0 +1,66 @@
+<script lang="ts">
+import { DetailsPage, Tab, Button } from '@podman-desktop/ui-svelte';
+import MarkdownRenderer from './markdown/MarkdownRenderer.svelte';
+import ExampleDetailsLayout from './ExampleDetailsLayout.svelte';
+import { router } from 'tinro';
+import { onMount } from 'svelte';
+import { faArrowUpRightFromSquare, faRocket } from '@fortawesome/free-solid-svg-icons';
+import { bootcClient } from '/@/api/client';
+import type { Example } from '/@shared/src/models/examples';
+import DiskImageIcon from './DiskImageIcon.svelte';
+
+export let id: string;
+let example: Example;
+
+export function goToExamplesPage(): void {
+  router.goto('/examples');
+}
+async function openURL(): Promise<void> {
+  await bootcClient.openLink(example.repository);
+}
+
+onMount(async () => {
+  // Get all the examples
+  let examples = await bootcClient.getExamples();
+
+  // Find the example with the given id
+  const foundExample = examples.examples.find(example => example.id === id);
+  if (foundExample) {
+    example = foundExample;
+  } else {
+    console.error(`Example with id ${id} not found`);
+  }
+});
+</script>
+
+<DetailsPage
+  title={example?.name}
+  breadcrumbLeftPart="Examples"
+  breadcrumbRightPart={example?.name}
+  breadcrumbTitle="Go back to Examples"
+  onclose={goToExamplesPage}
+  onbreadcrumbClick={goToExamplesPage}>
+  <DiskImageIcon slot="icon" size="30px" />
+  <svelte:fragment slot="content">
+    <div class="bg-[var(--pd-content-bg)] h-full overflow-y-auto">
+      <ExampleDetailsLayout detailsTitle="Example details" detailsLabel="Example details">
+        <svelte:fragment slot="content">
+          <MarkdownRenderer source={example?.readme} />
+        </svelte:fragment>
+        <svelte:fragment slot="details">
+          <div class="flex flex-col w-full space-y-4 rounded-md bg-[var(--pd-content-bg)] p-4">
+            <div class="flex flex-col w-full space-y-2">
+              <Button
+                on:click={openURL}
+                icon={faArrowUpRightFromSquare}
+                aria-label="More Details"
+                title="More Details"
+                type="link"
+                class="mr-2">Source Repository</Button>
+            </div>
+          </div>
+        </svelte:fragment>
+      </ExampleDetailsLayout>
+    </div>
+  </svelte:fragment>
+</DetailsPage>

packages/frontend/src/lib/ExampleDetailsLayout.spec.ts

@@ -0,0 +1,38 @@
+/**********************************************************************
+ * Copyright (C) 2024 Red Hat, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ ***********************************************************************/
+
+import '@testing-library/jest-dom/vitest';
+import { render, screen } from '@testing-library/svelte';
+import { expect, test } from 'vitest';
+import DetailsComponent from './ExampleDetailsLayout.svelte';
+
+test('renders DetailsComponent with title and content slots', async () => {
+  const detailsTitle = 'Test Title';
+  const detailsLabel = 'Test Label';
+
+  render(DetailsComponent, { props: { detailsTitle, detailsLabel } });
+
+  // Verify title
+  const titleElement = screen.getByText(detailsTitle);
+  expect(titleElement).toBeInTheDocument();
+
+  // Verify content
+  const detailsPanel = screen.getByLabelText(`${detailsLabel} panel`);
+  expect(detailsPanel).toBeInTheDocument();
+  expect(detailsPanel).toBeVisible();
+});

packages/frontend/src/lib/ExampleDetailsLayout.svelte

@@ -0,0 +1,44 @@
+<script lang="ts">
+export let detailsTitle: string;
+export let detailsLabel: string;
+let open: boolean = true;
+
+const toggle = (): void => {
+  open = !open;
+};
+</script>
+
+<div class="flex flex-col w-full overflow-y-auto">
+  <slot name="header" />
+  <div class="grid w-full lg:grid-cols-[1fr_auto] max-lg:grid-cols-[auto]">
+    <div class="p-5 inline-grid">
+      <slot name="content" />
+    </div>
+    <div class="inline-grid max-lg:order-first">
+      <div class="max-lg:w-full max-lg:min-w-full" class:w-[375px]={open} class:min-w-[375px]={open}>
+        <div
+          class:hidden={!open}
+          class:block={open}
+          class="h-fit lg:bg-[var(--pd-content-card-bg)] text-[var(--pd-content-card-title)] lg:rounded-l-md lg:mt-5 lg:py-4 max-lg:block"
+          aria-label={`${detailsLabel} panel`}>
+          <div class="flex flex-col lg:px-4 space-y-4 mx-auto">
+            <div class="w-full flex flex-row justify-between max-lg:hidden">
+              <span>{detailsTitle}</span>
+              <button on:click={toggle} aria-label={`hide ${detailsLabel}`}
+                ><i class="fas fa-angle-right text-[var(--pd-content-card-icon)]"></i></button>
+            </div>
+            <slot name="details" />
+          </div>
+        </div>
+        <div
+          class:hidden={open}
+          class:block={!open}
+          class="bg-[var(--pd-content-card-bg)] mt-5 p-4 rounded-md h-fit max-lg:hidden"
+          aria-label={`toggle ${detailsLabel}`}>
+          <button on:click={toggle} aria-label={`show ${detailsLabel}`}
+            ><i class="fas fa-angle-left text-[var(--pd-content-card-icon)]"></i></button>
+        </div>
+      </div>
+    </div>
+  </div>
+</div>

packages/frontend/src/lib/ExamplesCard.svelte

@@ -36,7 +36,6 @@ onMount(async () => {
 // Function to update examples based on available images
 function updateExamplesWithPulledImages() {
   if (bootcAvailableImages) {
-    console.log('updateExamplesWithPulledImages');
     // Set each state to 'unpulled' by default before updating, as this prevents 'flickering'
     // and unsure states when images are being updated
     for (const example of examples) {

packages/frontend/src/lib/markdown/MarkdownRenderer.svelte

@@ -0,0 +1,9 @@
+<script lang="ts">
+import SvelteMarkdown from 'svelte-markdown';
+
+export let source: string | undefined;
+</script>
+
+<article class="prose min-w-full text-base">
+  <SvelteMarkdown source={source} />
+</article>