Fluent: view code dialog (#5337)

* Fluent: view code dialog

* Changelog

* Snaps

* Fix unvalidated method call

* Fix nits

* Fix missing map creation

* Fix typo

Author: OEvgeny

CHANGELOG.md

@@ -81,6 +81,7 @@ Notes: web developers are advised to use [`~` (tilde range)](https://github.com/
 -  Improved drop zone behavior and styling in Fluent theme, in PR [#5328](https://github.com/microsoft/BotFramework-WebChat/pull/5328), by [@OEvgeny](https://github.com/OEvgeny)
 -  Excluded side effects from module entry points to prevent global scope modifications, in PR [#5329](https://github.com/microsoft/BotFramework-WebChat/pull/5329), by [@OEvgeny](https://github.com/OEvgeny)
 -  Moved to `micromark` for rendering Markdown, instead of `markdown-it`, in PR [#5330](https://github.com/microsoft/BotFramework-WebChat/pull/5330), by [@compulim](https://github.com/compulim)
+-  Improved view code dialog UI in Fluent theme with better styling and accessibility, in PR [#5337](https://github.com/microsoft/BotFramework-WebChat/pull/5337), by [@OEvgeny](https://github.com/OEvgeny)
 
 ### Fixed
 

__tests__/__image_snapshots__/html/side-by-side-wide-dark-js-fluent-theme-applied-dark-theme-applied-side-by-side-left-fluent-right-fluent-5-snap.png

@@ -73,10 +73,17 @@
       let timestampStart = new Date(2020, 7, 9).getTime();
       const timestamp = () => new Date(timestampStart += 100).toISOString();
 
-      const [leftTranscriptIndex = 0, rightTranscriptIndex = 1] = new URLSearchParams(location.search).getAll('transcript');
-      const [leftVariant = 'fluent', rightVariant = 'copilot'] = new URLSearchParams(location.search).getAll('variant');
+      const searchParams = new URLSearchParams(location.search);
 
-      const sendBoxIndexes = new URLSearchParams(location.search).getAll('focus');
+      const [leftTranscriptIndex = 0, rightTranscriptIndex = 1] = searchParams.getAll('transcript');
+      const [leftVariant = 'fluent', rightVariant = 'copilot'] = searchParams.getAll('variant');
+
+      const sendBoxIndexes = searchParams.getAll('focus');
+      const activeFocusPresets = searchParams.getAll('focus-preset');
+
+      const adjustStyleOptions = Object.fromEntries(['codeBlockTheme']
+        .map(key => [key, searchParams.get(key)])
+        .filter(([key, value]) => value));
 
       const botIcon = 'data:image/png;base64,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';
 
@@ -94,6 +101,27 @@
         }
       };
 
+      const waveSvg = `data:image/svg+xml;utf8,${encodeURIComponent(`
+<svg width="400" height="200" viewBox="0 0 400 200" xmlns="http://www.w3.org/2000/svg">
+  <!-- Primary Wave -->
+  <path d="M0,100 C50,50 100,150 150,100 C200,50 250,150 300,100 C350,50 400,150 400,100" 
+        stroke="#3B82F6" fill="none" stroke-width="2" opacity="0.5"/>
+  
+  <!-- Second Harmonic -->
+  <path d="M0,100 C25,75 50,125 75,100 C100,75 125,125 150,100 C175,75 200,125 225,100 C250,75 275,125 300,100 C325,75 350,125 375,100 C400,75 400,125 400,100" 
+        stroke="#10B981" fill="none" stroke-width="2" opacity="0.5"/>
+  
+  <!-- Combined Wave -->
+  <path d="M0,100 C40,30 80,170 120,100 C160,30 200,170 240,100 C280,30 320,170 360,100 C380,65 400,135 400,100" 
+        stroke="#EF4444" fill="none" stroke-width="3"/>
+        
+  <!-- Grid Lines -->
+  <line x1="0" y1="100" x2="400" y2="100" stroke="#CBD5E1" stroke-width="0.5" stroke-dasharray="4"/>
+  <line x1="100" y1="0" x2="100" y2="200" stroke="#CBD5E1" stroke-width="0.5" stroke-dasharray="4"/>
+  <line x1="200" y1="0" x2="200" y2="200" stroke="#CBD5E1" stroke-width="0.5" stroke-dasharray="4"/>
+  <line x1="300" y1="0" x2="300" y2="200" stroke="#CBD5E1" stroke-width="0.5" stroke-dasharray="4"/>
+</svg>`)}`;
+
       const transcripts = [[
         {
           timestamp: timestamp(),
@@ -511,6 +539,63 @@
             streamSequence: 99
           }
         }
+      ], [
+        {
+          timestamp: timestamp(),
+          from: { role: 'bot' },
+          entities: [{
+            ...aiMessageEntity,
+            isBasedOn: {
+              '@type': 'SoftwareSourceCode',
+              'programmingLanguage': 'python',
+              "text": `import numpy as np
+import matplotlib.pyplot as plt
+
+def plot_sine_waves():
+    """Create a beautiful visualization of sine waves with different frequencies."""
+    # Generate time points
+    t = np.linspace(0, 10, 1000)
+    
+    # Create waves with different frequencies and phases
+    wave1 = np.sin(t)
+    wave2 = 0.5 * np.sin(2 * t + np.pi/4)
+    wave3 = 0.3 * np.sin(3 * t + np.pi/3)
+    
+    # Combine waves
+    combined = wave1 + wave2 + wave3
+    
+    # Create a stylish plot
+    plt.style.use('seaborn-darkgrid')
+    plt.figure(figsize=(12, 8))
+    
+    # Plot individual waves
+    plt.plot(t, wave1, label='Primary Wave', alpha=0.5)
+    plt.plot(t, wave2, label='Second Harmonic', alpha=0.5)
+    plt.plot(t, wave3, label='Third Harmonic', alpha=0.5)
+    
+    # Plot combined wave with a thicker line
+    plt.plot(t, combined, 'r-', 
+            label='Combined Wave', 
+            linewidth=2)
+    
+    plt.title('Harmonic Wave Composition', fontsize=14)
+    plt.xlabel('Time', fontsize=12)
+    plt.ylabel('Amplitude', fontsize=12)
+    plt.legend()
+    plt.grid(True, alpha=0.3)
+    
+    # Show the plot
+    plt.tight_layout()
+    plt.show()
+
+# Generate the visualization
+plot_sine_waves()`
+            }
+          }],
+          id: "a4c0c01d-c06e-4dde-9278-265c607b545b-82",
+          type: "message",
+          text: `This example demonstrates creating a beautiful visualization of harmonic waves using Python's Matplotlib library. The code generates three sine waves with different frequencies and phases, then combines them to show wave interference patterns.\n<img alt="wave plot" src="${waveSvg}">`,
+        }
       ]];
 
       const leftStore = testHelpers.createStore();
@@ -557,7 +642,8 @@
                   TEXT_INPUT_PLACEHOLDER: 'Describe how your copilot should behave'
                 }}
                 styleOptions={{
-                  maxMessageLength: null
+                  maxMessageLength: null,
+                  ...adjustStyleOptions
                 }}
               />
             </FluentThemeProvider>
@@ -568,12 +654,14 @@
                 directLine={rightDirectLine}
                 store={rightStore}
                 overrideLocalizedStrings={{
-                  TEXT_INPUT_PLACEHOLDER: 'Ask a work question or use / to reference people, files and more'
+                  TEXT_INPUT_PLACEHOLDER: 'Ask a work question or use / to reference people, files and more',
+                  ACTIVITY_CODE_CAUTION: 'AI-generated code. Review and use carefully. [More info on FAQ](https://aka.ms/AIandCopilotFAQs).'
                 }}
                 styleOptions={{
                   groupTimestamp: 1,
                   timestampFormat: 'absolute',
-                  botAvatarBackgroundColor: '#304E7A'
+                  botAvatarBackgroundColor: '#304E7A',
+                  ...adjustStyleOptions
                 }}
               />
             </FluentThemeProvider>
@@ -586,30 +674,56 @@
 
       await host.snapshot();
 
-      const sendboxes = Array.from(document.querySelectorAll(`[data-testid="${WebChat.testIds.sendBoxTextBox}"]`)).filter((_, index) => sendBoxIndexes.includes(String(index)));
-
-      for (const sendbox of sendboxes) {
-        sendbox.focus();
-        await host.sendKeys('Next message');
-        await host.snapshot();
-        await host.sendKeys('ENTER');
-        // hide timestamp to not fail snapshot if is not relative
-        sendbox.parentElement.parentElement.parentElement.parentElement.querySelector('.webchat__basic-transcript__activity:last-child .webchat__stacked-layout__status').style.opacity = 0
-        await host.snapshot();
-        await host.sendShiftTab();
-        await host.snapshot();
-        await host.sendKeys('HOME');
-        await host.snapshot();
-        await host.sendKeys('END');
-        await host.snapshot();
-        await host.sendKeys('ARROW_UP');
-        await host.snapshot();
-        await host.sendKeys('ENTER');
-        await host.sendShiftTab();
-        await host.snapshot();
-        await host.sendKeys('ENTER');
-        await host.snapshot();
-        await host.sendKeys('ESCAPE');
+      const focusPresetsMap = new Map(Object.entries({
+        navigation: async sendbox => {
+          sendbox.focus();
+          await host.sendKeys('Next message');
+          await host.snapshot();
+          await host.sendKeys('ENTER');
+          // hide timestamp to not fail snapshot if is not relative
+          sendbox.parentElement.parentElement.parentElement.parentElement.querySelector('.webchat__basic-transcript__activity:last-child .webchat__stacked-layout__status').style.opacity = 0
+          await host.snapshot();
+          await host.sendShiftTab();
+          await host.snapshot();
+          await host.sendKeys('HOME');
+          await host.snapshot();
+          await host.sendKeys('END');
+          await host.snapshot();
+          await host.sendKeys('ARROW_UP');
+          await host.snapshot();
+          await host.sendKeys('ENTER');
+          await host.sendShiftTab();
+          await host.snapshot();
+          await host.sendKeys('ENTER');
+          await host.snapshot();
+          await host.sendKeys('ESCAPE');
+        },
+        viewCode: async sendbox => {
+          sendbox.focus();
+          await host.sendShiftTab();
+          await host.sendKeys('ARROW_UP');
+          await host.sendKeys('ENTER');
+          await host.snapshot();
+          await host.sendKeys('ENTER');
+          await host.snapshot();
+          await host.sendKeys('ENTER');
+          await host.snapshot();
+        }
+      }));
+
+      const sendboxes = Array.from(document.querySelectorAll(`[data-testid="${WebChat.testIds.sendBoxTextBox}"]`))
+        .filter((_, index) => sendBoxIndexes.includes(String(index)));
+
+      const focusPresets = activeFocusPresets
+        .map(presetName => focusPresetsMap.get(presetName))
+        .filter(preset => preset)
+
+      if (!focusPresets.length) focusPresets.push(focusPresetsMap.get('navigation'));
+
+      for (const preset of focusPresets) {
+        for (const sendbox of sendboxes) {
+          await preset(sendbox)
+        }
       }
     });
     // TODO: unskip and try ShadowDOM when we get support

__tests__/__image_snapshots__/html/side-by-side-wide-dark-js-fluent-theme-applied-dark-theme-applied-side-by-side-left-fluent-right-fluent-6-snap.png

@@ -14,5 +14,9 @@ describe('Fluent theme applied', () => {
       runHTML('fluentTheme/side-by-side.wide.dark?transcript=0&transcript=4'));
     test('side by side left - fluent, right - fluent', () =>
       runHTML('fluentTheme/side-by-side.wide.dark?transcript=0&transcript=2&focus=1&variant=fluent&variant=fluent'));
+    test('side by side left - transcript, right - codeblock', () =>
+      runHTML('fluentTheme/side-by-side.wide.dark?transcript=0&transcript=5&focus=1&focus-preset=viewCode'));
+    test('side by side left - transcript, right - codeblock dark', () =>
+      runHTML('fluentTheme/side-by-side.wide.dark?transcript=0&transcript=5&focus=1&focus-preset=viewCode&codeBlockTheme=github-dark-default'));
   });
 });