Feature play audio and video

[lloydzhou]

💻 变更类型 | Change Type

• feat
• fix
• refactor
• perf
• style
• test
• docs
• ci
• chore
• build

🔀 变更说明 | Description of Change

using audio and video play source, when markdown have link with special ext.

📝 补充信息 | Additional Information

Summary by CodeRabbit

• New Features
  • Introduced conditional rendering for audio and video elements in markdown content based on file type.
  • Audio files will now display an audio player, while video files will display a video player with controls.

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[coderabbitai]

Walkthrough

The changes enhance the _MarkDownContent function within the app/components/markdown.tsx file by introducing conditional rendering for audio and video elements based on the hyperlink's file type. If the hyperlink corresponds to specific audio file extensions, an <audio> element is rendered with controls. Similarly, for video file extensions, a <video> element is rendered with controls and a specified width. This new functionality is integrated before the existing logic that differentiates between internal and external links.

Changes

File	Change Summary
app/components/markdown.tsx	Added conditional rendering for <audio> and <video> elements based on hyperlink file types.

Poem

In the land of code where bunnies play,
New sounds and sights brighten the day.
With audio tunes and video delight,
Our markdown hops into the light!
Let's cheer for the changes, so fresh and so bright! 🐇🎶📽️

---

Recent review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between 649c5be and dbabb2c.

Files selected for processing (1)

• app/components/markdown.tsx (1 hunks)

Additional comments not posted (2)

app/components/markdown.tsx (2)

Line range hint 1-395: Summary of changes and recommendations

The addition of audio and video playback functionality for Markdown links is a valuable feature that enhances the user experience. The implementation is straightforward and integrates well with the existing code structure.

Key points:

1. The new functionality correctly identifies audio and video file extensions.
2. Appropriate HTML5 elements are used for media playback.
3. The existing link handling logic is preserved.

Recommendations for improvement:

1. Optimize performance by caching regex test results.
2. Enhance flexibility of video sizing.
3. Add fallback content for better accessibility.
4. Implement security checks for media sources.
5. Consider adding more comprehensive error handling for media playback.

Overall, this is a positive addition to the component. Implementing the suggested improvements will further enhance its robustness and usability.

---

282-295: 🛠️ Refactor suggestion

Enhance media handling and optimize performance

The new functionality for handling audio and video links is a great addition. However, there are a few areas where we can improve:

1. Performance: Consider caching the regex test results to avoid repeated checks for each link.
2. Flexibility: The video width is set to "99.9%". Consider making this configurable or responsive.
3. Accessibility: Add fallback content for browsers that don't support HTML5 audio/video.
4. Security: Implement checks for trusted sources before rendering media elements.

Here's a suggested refactoring to address these points:

const AUDIO_EXTENSIONS = /\.(aac|mp3|opus|wav)$/;
const VIDEO_EXTENSIONS = /\.(3gp|3g2|webm|ogv|mpeg|mp4|avi)$/;

// ... (inside the `a` component)
const href = aProps.href || "";
if (AUDIO_EXTENSIONS.test(href)) {
  return (
    <figure>
      <audio controls src={href}>
        Your browser does not support the audio element.
      </audio>
    </figure>
  );
}
if (VIDEO_EXTENSIONS.test(href)) {
  return (
    <video controls style={{ maxWidth: '100%', height: 'auto' }}>
      <source src={href} />
      Your browser does not support the video element.
    </video>
  );
}
// ... (rest of the existing code)

Consider adding a utility function to check if the source is trusted before rendering media elements:

function isTrustedSource(href: string): boolean {
  // Implement your logic to check if the source is trusted
  // For example, check against a whitelist of domains
  return true; // Placeholder implementation
}

// Then use it in your conditions:
if (AUDIO_EXTENSIONS.test(href) && isTrustedSource(href)) {
  // Render audio
}
if (VIDEO_EXTENSIONS.test(href) && isTrustedSource(href)) {
  // Render video
}

To ensure that these changes don't break existing functionality, please run the following verification script:

---

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