Video Tutorials Technical Overview
Overview
The Video Tutorials screen provides users with step-by-step instructional videos covering the setup and operation of the Smarta Pump Management System. Each video corresponds to a key onboarding or configuration step, with overlays and navigation controls for a guided learning experience.
Key Functionalities
1. Multi-Step Video Playback
- Step Navigation:
- Users can navigate between multiple tutorial steps, each with its own video and instructional overlay.
- Navigation is available via previous/next buttons and step titles.
- Source Selection:
- The app attempts to stream videos from a remote server for up-to-date content.
- If remote streaming fails, it automatically falls back to bundled local video files for offline access.
2. Playback Controls & Overlays
- Play/Pause:
- Users can play or pause the current video at any time.
- Auto-Advance:
- When a video finishes, the next step is automatically loaded and played.
- Instructional Overlays:
- Each step displays a title and text overlay with concise instructions, visible when the video is paused or stopped.
- Sound Playback:
- Some steps may include a separate sound button for additional audio instructions.
3. User Experience & Feedback
- Loading Indicators:
- A loading spinner and message are shown while videos are buffering or loading.
- Source Indicator:
- The UI displays whether the current video is being streamed remotely or played from local storage.
- Responsive Design:
- The video player and controls are optimized for mobile screens and touch interaction.
4. Robustness & Error Handling
- Automatic Fallback:
- If a remote video fails to load, the app seamlessly switches to the local version.
- State Management:
- Playback, loading, and navigation states are managed to ensure a smooth user experience.