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January 15, 20267 min readGenerating Vue 3

Generating Vue 3 Components from Storybook Videos

R
Replay Team
Developer Advocates

TL;DR: Stop manually translating Storybook interactions into Vue 3 components; Replay uses video analysis to automatically generate fully functional code directly from your component demos.

The promise of "AI-powered code generation" has largely fallen flat. Screenshot-to-code tools are glorified OCR readers, spitting out brittle, static layouts that barely resemble the intended functionality. The problem? They're looking at what you see, not what you do.

We're flipping the script. Video is the new source code.

Enter Replay, a revolutionary video-to-code engine that leverages Gemini to reconstruct working UI from screen recordings. Forget static images; we analyze behavior, understanding the intent behind every click, scroll, and form submission. This allows us to generate dynamic, interactive Vue 3 components that actually work, directly from your Storybook videos.

The Problem with Traditional Code Generation#

Existing tools promise to accelerate development, but often create more work than they save. They deliver static mockups, forcing developers to manually implement the underlying logic and interactivity. This is especially painful when dealing with complex component interactions in Storybook.

Consider the typical workflow:

  1. Record a Storybook interaction.
  2. Take screenshots.
  3. Upload to a screenshot-to-code tool.
  4. Receive a static HTML/CSS representation.
  5. Manually translate this into a Vue 3 component, adding reactivity, event handlers, and data binding.
  6. Debug and refine until the component behaves as demonstrated in the original Storybook video.

This process is tedious, error-prone, and ultimately defeats the purpose of rapid prototyping. It's like trying to build a house from a photograph of the blueprint.

Behavior-Driven Reconstruction: Video as the Source of Truth#

Replay takes a different approach. We treat the Storybook video as the definitive source of truth. By analyzing the video stream, we can:

  • Identify UI elements and their properties.
  • Track user interactions (clicks, hovers, form inputs).
  • Infer the underlying data flow and state transitions.
  • Generate Vue 3 components that accurately replicate the demonstrated behavior.

This "Behavior-Driven Reconstruction" process results in code that is not only visually accurate but also functionally complete. No more manual wiring of event handlers or reverse-engineering data bindings. Replay handles it all.

Generating Vue 3 Components from Storybook Videos: A Step-by-Step Guide#

Here's how to generate Vue 3 components from your Storybook videos using Replay:

Step 1: Record Your Storybook Interaction#

Record a clear and concise video demonstrating the desired behavior of your Vue 3 component in Storybook. Ensure that all relevant interactions and state changes are captured.

💡 Pro Tip: Use a screen recording tool that captures mouse clicks and keystrokes for enhanced accuracy.

Step 2: Upload the Video to Replay#

Upload the recorded video to the Replay platform. Our AI engine will automatically analyze the video stream and extract the necessary information.

Step 3: Review and Refine the Generated Code#

Replay generates a fully functional Vue 3 component, including the template, script, and styles. Review the generated code and make any necessary refinements.

typescript
// Example generated Vue 3 component <template> <button @click="increment"> Count: {{ count }} </button> </template> <script setup> import { ref } from 'vue'; const count = ref(0); const increment = () => { count.value++; }; </script> <style scoped> button { padding: 10px 20px; background-color: #007bff; color: white; border: none; cursor: pointer; } </style>

Step 4: Integrate the Component into Your Project#

Copy the generated code into your Vue 3 project and integrate the component into your application.

Replay vs. Screenshot-to-Code Tools: A Clear Comparison#

The difference between Replay and traditional screenshot-to-code tools is significant.

FeatureScreenshot-to-CodeReplay
Input TypeStatic ImagesVideo
Behavior AnalysisNoneDeep Analysis of User Interactions
Dynamic Component GenerationNoYes
State ManagementManual ImplementationAutomatic Inference and Generation
AccuracyLimited to Visual RepresentationHigh Fidelity Reconstruction of Behavior
Effort RequiredSignificant Manual CodingMinimal Refinement
Supabase IntegrationLimitedSeamless Supabase integration for data handling
Multi-page GenerationNoYes, Replay can analyze and reconstruct multi-page flows

Advanced Features: Supabase Integration, Style Injection, and Product Flow Maps#

Replay offers a range of advanced features to further streamline your development workflow:

  • Supabase Integration: Automatically connect your generated Vue 3 components to your Supabase database, enabling seamless data fetching and persistence.
  • Style Injection: Inject custom CSS styles into your generated components, ensuring visual consistency with your existing design system.
  • Product Flow Maps: Generate visual representations of user flows based on video analysis, providing valuable insights into user behavior.

⚠️ Warning: While Replay strives for accuracy, complex interactions may require minor adjustments to the generated code. Always review and test the generated components thoroughly.

📝 Note: Replay's analysis is significantly enhanced by clear, well-defined interactions in the video. Avoid extraneous movements or distractions during recording.

Benefits of Using Replay for Vue 3 Component Generation#

  • Accelerated Development: Generate functional Vue 3 components in seconds, eliminating the need for manual coding.
  • Improved Accuracy: Reconstruct behavior with high fidelity, ensuring that the generated components accurately replicate the demonstrated interactions.
  • Reduced Errors: Minimize manual coding errors, resulting in more reliable and maintainable code.
  • Enhanced Collaboration: Share Storybook videos with your team and generate consistent, reusable components.
  • Focus on Innovation: Free up your developers to focus on more strategic tasks, such as designing new features and improving the user experience.

Replay isn't just about generating code; it's about understanding user intent and translating that into functional UI. This paradigm shift unlocks a new level of productivity and allows developers to focus on what they do best: building amazing user experiences.

typescript
// Example demonstrating Supabase integration const fetchData = async () => { const { data, error } = await supabase .from('items') .select('*'); if (error) { console.error('Error fetching data:', error); return; } items.value = data; }; // Call this function on component mount onMounted(fetchData);

Frequently Asked Questions#

Is Replay free to use?#

Replay offers a free tier with limited usage, as well as paid plans for more extensive use and advanced features. Check the pricing page for the latest details.

How is Replay different from v0.dev?#

While both tools aim to generate code, Replay distinguishes itself by analyzing video input rather than relying on static images or text prompts. This allows Replay to understand user behavior and generate more accurate and functional code. v0.dev relies on prompt engineering, whereas Replay uses the video as a source of truth.

What video formats are supported?#

Replay supports a wide range of video formats, including MP4, MOV, and WebM.

Can Replay handle complex animations and transitions?#

Replay can analyze and reconstruct many common animations and transitions. However, extremely complex or custom animations may require manual refinement.

What if the generated code isn't perfect?#

Replay is designed to generate high-quality code, but it's not a replacement for human oversight. Always review and test the generated code thoroughly, and make any necessary adjustments to ensure it meets your specific requirements.


Ready to try behavior-driven code generation? Get started with Replay - transform any video into working code in seconds.

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