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ImaVid with new timeline API #4816

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merged 46 commits into from
Sep 25, 2024
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@sashankaryal sashankaryal commented Sep 18, 2024

What changes are proposed in this pull request?

Rewrite ImaVid with new Timeline API.

Todo:

  • center frame number div
  • implement speed
  • pause and play on space
  • allow animation loop to be controlled by creator
  • show buffering status (multi-range)
  • update LOAD_RANGE_SIZE
  • labels / detections should pause fetching when animation loop is on
  • fix failing e2es

How is this patch tested? If it is not, please explain why.

E2E to catch regressions.

Summary by CodeRabbit

Release Notes

  • New Features

    • Introduced the ImaVidLookerReact component for enhanced video viewing with a timeline feature.
    • Added the FrameLoaderView component for managing frame loading within a timeline context.
  • Improvements

    • Streamlined the ModalLooker component structure for better rendering logic.
    • Enhanced playback controls by focusing exclusively on VideoState.
    • Updated element handling in the getImaVidElements function to improve dynamic rendering based on thumbnail state.
  • Bug Fixes

    • Streamlined event handling for video frame controls and navigation.
  • Styles

    • Added new CSS classes for improved styling of video controls and seekbars, including .imaVidLookerControls, .imaVidSeekBar, and .hideInputThumb.

@sashankaryal sashankaryal self-assigned this Sep 18, 2024
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coderabbitai bot commented Sep 18, 2024

Walkthrough

The changes introduce a new React component, ImaVidLookerReact, which integrates video playback with a timeline feature, enhancing the existing modal components. The ImaVidElement class is updated to improve frame drawing and rendering logic. Several utility functions and hooks are added or modified for better timeline management and video controls. Additionally, new components are introduced for frame loading, and various CSS classes are added to support the new features.

Changes

Files Change Summary
app/packages/core/src/components/Modal/ImaVidLooker.tsx Introduced ImaVidLookerReact component for video playback with a timeline feature, managing state and lifecycle.
app/packages/core/src/components/Modal/ModalLooker.tsx Restructured ModalLooker, added ModalLookerNoTimeline, modified hooks, and adjusted sample data handling for conditional rendering of ImaVidLookerReact.
app/packages/core/src/components/Modal/ModalNavigation.tsx Removed onClick handlers from icons, moving them to surrounding Arrow components for navigation.
app/packages/core/src/plugins/SchemaIO/components/FrameLoaderView.tsx Introduced FrameLoaderView component for managing frame loading and rendering within a timeline context.
app/packages/core/src/plugins/SchemaIO/components/index.ts Added export for FrameLoaderView component.
app/packages/embeddings/src/index.ts Removed a commented-out line of code related to OpenEmbeddingsPanel.
app/packages/looker/src/elements/common/actions.ts Updated video frame controls to exclusively work with VideoState, removing references to ImaVidState.
app/packages/looker/src/elements/common/controls.module.css Added new CSS class .imaVidLookerControls for styling video controls; modified existing styles for consistency.
app/packages/looker/src/elements/imavid/index.ts Modified ImaVidElement class, added new methods for frame drawing and improved rendering logic.
app/packages/looker/src/elements/imavid/iv-controls.ts Introduced ImaVidControlsElement class for managing video controls within a user interface.
app/packages/looker/src/elements/index.ts Updated getImaVidElements function to conditionally include LoaderBar based on thumbnail state and replaced ControlsElement with ImaVidControlsElement.
app/packages/looker/src/elements/video.module.css Added new CSS classes .imaVidSeekBar and .hideInputThumb for styling video elements.

Possibly related PRs

  • Add keyboard support for esc and seek for imavid #4726: This PR enhances keyboard support for the ImaVid component, which is directly related to the new ImaVidLookerReact component introduced in the main PR, as both involve video playback functionalities.
  • Add python panel timeline support #4834: This PR adds a FrameLoaderView component that manages frame loading within a timeline context, which aligns with the timeline feature of the ImaVidLookerReact component in the main PR.

Suggested reviewers

  • imanjra

Poem

🐇 In a world of frames and video streams,
A new looker hops in, fulfilling dreams.
With timelines to guide and controls that play,
Our rabbit friends cheer, "Hip-hip-hooray!"
For every click and every frame,
A joyful journey, never the same! 🌟


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@sashankaryal sashankaryal requested review from a team and benjaminpkane September 18, 2024 16:41
@sashankaryal sashankaryal force-pushed the refactor/imavid-with-timeline-api branch 3 times, most recently from 75bafa6 to cc29805 Compare September 19, 2024 23:48
@sashankaryal sashankaryal force-pushed the refactor/imavid-with-timeline-api branch 2 times, most recently from 0a37108 to a043020 Compare September 23, 2024 22:37
@sashankaryal sashankaryal marked this pull request as ready for review September 24, 2024 16:47
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Actionable comments posted: 31

Outside diff range and nitpick comments (35)
app/packages/playback/src/views/playback-elements.module.css (1)

1-3: LGTM! Consider enhancing for accessibility.

The .clickable class is a good addition for improving user interaction. It clearly indicates interactive elements, which aligns with the PR objectives.

For better accessibility, consider adding a hover effect. This can help users with visual impairments or those using high-contrast modes. Here's a suggestion:

 .clickable {
   cursor: pointer;
+  transition: opacity 0.2s ease-in-out;
 }
+
+.clickable:hover {
+  opacity: 0.8;
+}

This subtle opacity change on hover provides additional visual feedback without being overly intrusive.

app/packages/playback/src/views/LookerElements.tsx (1)

6-21: PlusElement component looks good, with a minor suggestion for improvement.

The component is well-structured and follows React best practices:

  • Using React.forwardRef is appropriate for reusable components.
  • Props are correctly spread and classNames are merged.
  • Adding a title for accessibility is excellent.

Consider improving the type safety by defining a specific interface for the component's props:

interface PlusElementProps extends React.HTMLProps<HTMLDivElement> {
  // Add any specific props here
}

export const PlusElement = React.forwardRef<HTMLDivElement, PlusElementProps>(
  ({ className, ...otherProps }, ref) => {
    // ... rest of the component
  }
);

This will make it easier to manage and document any specific props the component might need in the future.

app/packages/playback/src/lib/use-default-timeline-name.ts (2)

6-19: LGTM! Consider enhancing type safety.

The getTimelineNameFromSampleAndGroupId function is well-implemented with clear logic. It correctly handles different scenarios based on the input parameters.

For improved type safety, consider using more specific types for the parameters:

export const getTimelineNameFromSampleAndGroupId = (
  sampleId?: string,
  groupId?: string
): string => {
  // ... (rest of the function remains the same)
};

This change ensures that only string values (or undefined) can be passed, preventing potential issues with null values.


24-40: LGTM! Consider memoizing the result.

The useDefaultTimelineName hook has been successfully updated to use the new utility function and Recoil state. The changes improve code organization and maintainability.

Consider memoizing the result of getName to optimize performance, especially if this hook is used in multiple components:

export const useDefaultTimelineName = () => {
  const currentSampleIdVal = useRecoilValue(fos.nullableModalSampleId);
  const currentGroupIdVal = useRecoilValue(fos.groupId);

  const getName = useCallback(() => {
    if (!currentSampleIdVal && !currentGroupIdVal) {
      return GLOBAL_TIMELINE_ID;
    }

    return getTimelineNameFromSampleAndGroupId(
      currentSampleIdVal,
      currentGroupIdVal
    );
  }, [currentSampleIdVal, currentGroupIdVal]);

  const memoizedName = useMemo(() => getName(), [getName]);

  return { getName: () => memoizedName };
};

This optimization ensures that the timeline name is only recalculated when the dependencies change, potentially reducing unnecessary re-renders.

app/packages/playback/src/lib/use-timeline-buffers.ts (2)

10-16: Documentation is clear and follows JSDoc conventions.

The JSDoc comment provides a good explanation of the hook's purpose and its parameter. However, it could be improved by adding a @returns section to describe the structure of the returned object.

Consider adding a @returns section to the JSDoc comment:

/**
 * This hook provides access to the range load buffers of a timeline.
 *
 * @param name - The name of the timeline to access. Defaults to the global timeline
 * scoped to the current modal.
 * @returns An object containing:
 *   - loaded: The loaded buffers of the timeline.
 *   - loading: The currently loading range of the timeline.
 */

17-40: Hook implementation follows best practices and is well-structured.

The useTimelineBuffers hook is implemented efficiently, using React.useMemo for performance optimization and Jotai's useAtomValue for state management. The encapsulation of timeline buffer logic provides a clean interface for components.

Consider adding a type annotation for the return value of the hook for better type safety and documentation:

export const useTimelineBuffers = (name?: TimelineName): {
  loaded: ReturnType<typeof getDataLoadedBuffersAtom>;
  loading: ReturnType<typeof getCurrentBufferingRangeAtom>;
} => {
  // ... existing implementation ...
};
app/packages/looker/src/elements/imavid/iv-controls.ts (2)

8-8: Consider using named import for CSS modules

The current import style for the CSS module is using a default import. It's more common and type-safe to use named imports for CSS modules.

Consider changing the import to:

import * as commonControls from "../common/controls.module.css";

This approach provides better type checking and autocompletion for CSS class names.


34-36: Consider renaming isShown method for clarity

The isShown method determines whether the controls should be shown based on the absence of a thumbnail. However, the name might be slightly misleading as it doesn't reflect the current state but rather a condition for showing.

Consider renaming this method to something more precise, such as shouldBeShown or isVisible, to better reflect its purpose.

app/packages/playback/src/lib/use-timeline-viz-utils.ts (3)

26-29: Approve changes with a minor suggestion.

The refactoring of getSeekValue improves code modularity and reactivity. The use of the new convertFrameNumberToPercentage function enhances readability and maintainability.

Consider destructuring totalFrames from config to make the code more concise:

  const getSeekValue = React.useCallback(
-   () => convertFrameNumberToPercentage(frameNumber, config.totalFrames),
-   [frameNumber, config?.totalFrames]
+   () => {
+     const { totalFrames } = config;
+     return convertFrameNumberToPercentage(frameNumber, totalFrames);
+   },
+   [frameNumber, config.totalFrames]
  );

This change also removes the need for optional chaining, as totalFrames is expected to always be defined in the config object.


31-41: Approve changes with a minor suggestion for consistency.

The updates to seekTo function improve its robustness by ensuring the frame number is always at least 1. The dependency array update enhances reactivity.

For consistency with the earlier suggestion, consider destructuring totalFrames from config:

  const seekTo = React.useCallback(
    (newSeekValue: number) => {
      pause();
+     const { totalFrames } = config;
      const newFrameNumber = Math.max(
-       Math.ceil((newSeekValue / 100) * config.totalFrames),
+       Math.ceil((newSeekValue / 100) * totalFrames),
        1
      );
      setFrameNumber({ name: timelineName, newFrameNumber });
    },
-   [setFrameNumber, pause, timelineName, config?.totalFrames]
+   [setFrameNumber, pause, timelineName, config.totalFrames]
  );

This change improves readability and removes the need for optional chaining.


49-57: Approve new utility function with a suggestion for type safety.

The new convertFrameNumberToPercentage function is a well-implemented, pure function that correctly handles 1-based frame indexing. Its extraction improves code modularity and reusability.

Consider adding TypeScript types to improve type safety:

export const convertFrameNumberToPercentage = (
- frameNumber: number,
- totalFrames: number
+ frameNumber: number,
+ totalFrames: number
): number => {
  // offset by -1 since frame indexing is 1-based
  const numerator = frameNumber - 1;
  const denominator = totalFrames - 1;
  return (numerator / denominator) * 100;
};

This change explicitly declares that the function returns a number, enhancing type safety and documentation.

app/packages/core/src/components/Modal/ModalNavigation.tsx (3)

112-114: Improved click target for navigation arrows

The changes improve the user experience by making the entire Arrow component clickable instead of just the icon. This adheres to best practices for touch targets and accessibility.

Consider adding an aria-label to the Arrow components to improve accessibility further. For example:

<Arrow
  $isSidebarVisible={isSidebarVisible}
  $sidebarWidth={sidebarwidth}
  onClick={navigatePrevious}
+ aria-label="Navigate to previous item"
>
  <LookerArrowLeftIcon data-cy="nav-left-button" />
</Arrow>

And similarly for the right arrow:

<Arrow
  $isRight
  $isSidebarVisible={isSidebarVisible}
  $sidebarWidth={sidebarwidth}
  onClick={navigateNext}
+ aria-label="Navigate to next item"
>
  <LookerArrowRightIcon data-cy="nav-right-button" />
</Arrow>

Also applies to: 122-124


Line range hint 67-86: Consider using useCallback for keyboardHandler dependencies

The keyboardHandler function is correctly using useCallback, but it's not including all of its dependencies in the dependency array. Consider updating it as follows:

const keyboardHandler = useCallback(
  (e: KeyboardEvent) => {
    // ... existing code ...
  },
- [navigateNext, navigatePrevious]
+ [navigateNext, navigatePrevious, setModal, navigation, onNavigate]
);

This ensures that the callback is updated whenever any of its dependencies change, preventing potential stale closure issues.


Line range hint 8-33: Consider memoizing the Arrow styled component

The Arrow styled component is defined inside the ModalNavigation component, which means it will be recreated on every render. To optimize performance, consider moving it outside the component or memoizing it:

const Arrow = React.useMemo(() => styled.span<{
  $isRight?: boolean;
  $sidebarWidth: number;
  $isSidebarVisible: boolean;
}>`
  // ... existing styles ...
`, []);

This ensures that the styled component is only created once and reused across renders.

app/packages/looker/src/elements/common/controls.module.css (1)

Line range hint 95-145: Reconsider hiding the range input thumb

The modifications to the range input styles create a consistent appearance across browsers, which is good. However, setting the thumb size to 0 (lines 108-110 and 136-140) effectively hides it, which might negatively impact usability.

Consider keeping a visible thumb for better user interaction. If the intention is to create a custom appearance, you might want to style the thumb instead of hiding it. Here's a suggestion:

 .lookerControls input[type="range"]::-webkit-slider-thumb {
-  height: 0;
-  width: 0;
+  height: 12px;
+  width: 12px;
   -webkit-appearance: none;
+  background: var(--fo-palette-primary-plainColor);
+  border-radius: 50%;
+  cursor: pointer;
 }

 .lookerControls input[type="range"]::-moz-range-thumb {
-  height: 0;
-  width: 0;
+  height: 12px;
+  width: 12px;
   outline: 0;
-  border: none;
+  border: none;
+  background: var(--fo-palette-primary-plainColor);
+  border-radius: 50%;
+  cursor: pointer;
 }

This will provide a visible, clickable thumb while maintaining a custom appearance.

app/packages/playback/src/views/TimelineExamples.tsx (4)

57-107: Consider replacing setTimeout in loadRange with actual asynchronous logic.

The loadRange function currently uses a setTimeout to simulate asynchronous behavior. For production use, this should be replaced with actual asynchronous logic to load frame ranges.

Well-structured component following React best practices.

The TimelineCreator component is well-structured and follows React best practices:

  • Effective use of hooks (useState, useMemo, useCallback, useEffect).
  • Proper handling of timeline initialization state.
  • Clear separation of concerns between timeline creation, subscription, and rendering.

109-150: Implement loadRange function for TimelineSubscriber1.

The loadRange function is currently a no-op. Consider implementing actual range loading logic or removing the comment if it's intentionally left empty.

Well-structured subscriber component.

The TimelineSubscriber1 component is well-structured, following React best practices similar to the TimelineCreator. It properly subscribes to an existing timeline and handles the initialization state correctly.


152-192: Consider refactoring to reduce code duplication.

There's significant code duplication between TimelineSubscriber1 and TimelineSubscriber2. Consider creating a shared higher-order component or custom hook to encapsulate the common logic for subscribing to a timeline.

Consistent structure with other components.

The TimelineSubscriber2 component maintains a consistent structure with the other components in this file, following the same React best practices and patterns.


1-192: Good overall structure, with opportunities for improvement.

The file demonstrates good use of React patterns and the timeline API. However, consider the following improvements:

  1. Reduce code duplication between TimelineSubscriber1 and TimelineSubscriber2 by creating a shared higher-order component or custom hook.

  2. Decide on the fate of the commented-out plugin registration code (lines 15-53). If it's meant to be used, move it to an appropriate location and uncomment it. If it's just for documentation, consider moving it to a separate markdown file or adding a clear comment explaining its purpose.

These changes will improve maintainability and clarity of the codebase.

app/packages/looker/src/elements/video.module.css (2)

94-98: LGTM! Consider using a shared class for common properties.

The new .imaVidSeekBar class looks good and aligns with the PR objective of rewriting the ImaVid component. However, it shares identical properties with the existing .lookerSeekBar class.

To improve maintainability, consider extracting the common properties into a shared class:

.seekBarCommon {
  grid-area: 1 / 1 / 1 / 18;
  margin-top: -5px;
  width: 100%;
}

.lookerSeekBar {
  composes: seekBarCommon;
  /* Add any lookerSeekBar-specific styles here */
}

.imaVidSeekBar {
  composes: seekBarCommon;
  /* Add any imaVidSeekBar-specific styles here */
}

This approach would make it easier to maintain consistent styles across different seek bar implementations.


100-103: LGTM! Consider adding -moz-appearance for better Firefox support.

The new .hideInputThumb class effectively hides the default appearance of input elements, which is useful for customizing seek bars or volume controls.

To ensure better cross-browser compatibility, especially for older versions of Firefox, consider adding the -moz-appearance property:

.hideInputThumb {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

This addition will provide more consistent behavior across different browsers.

app/packages/looker/src/elements/index.ts (1)

227-231: LGTM: Conditional rendering of LoaderBar

The conditional rendering of the LoaderBar based on the isThumbnail flag is well-implemented and aligns with the PR objectives. This ensures that the LoaderBar is only included when necessary.

Consider using the ternary operator for a more concise implementation:

children.push(
  ...(isThumbnail
    ? [
        {
          node: imavid.LoaderBar,
        },
      ]
    : [])
);

This approach would eliminate the need for a separate if block and potentially improve readability.

app/packages/looker/src/elements/imavid/index.ts (1)

Line range hint 212-238: Approve changes with suggestions for improvement

The addition of the force parameter and the new conditional logic in the drawFrame method appear to be good optimizations. They align with the PR objectives of rewriting the ImaVid component.

However, I have a few suggestions for improvement:

  1. Could you please add a comment explaining the purpose of the force parameter? This will help other developers understand when and why it should be used.

  2. The skip logic (lines 234-238) is a bit complex. Consider adding a comment explaining why we skip drawing frames when the difference is greater than 1 and it's not a loop. This will help maintain the code in the future.

  3. It might be beneficial to extract the skip condition into a separate, well-named function for better readability. For example:

private shouldSkipFrame(frameNumberToDraw: number, force: boolean): boolean {
  return !force && Math.abs(frameNumberToDraw - this.frameNumber) > 1 && !this.isLoop;
}

Then you could use it in the drawFrame method like this:

if (this.shouldSkipFrame(frameNumberToDraw, force)) {
  skipAndTryAgain();
  return;
}

This would make the code more self-documenting and easier to maintain.

app/packages/playback/src/lib/use-timeline.ts (1)

107-116: Add JSDoc comment to the setSpeed function definition for consistency.

Including a JSDoc comment above the setSpeed function definition will improve code readability and maintainability, providing immediate documentation where the function is declared.

app/packages/looker/src/lookers/imavid/index.ts (1)

58-63: Add explicit return types to getters config and options

Consider adding explicit return type annotations to the config and options getters for better type safety and code clarity.

Apply this diff to add return types:

 get config(): ImaVidState["config"] {
   return this.state.config;
 }

 get options(): ImaVidState["options"] {
   return this.state.options;
 }
app/packages/playback/src/views/PlaybackElements.tsx (4)

95-95: Use theme variables instead of hard-coded color for 'loading' state

The color 'red' is hard-coded for the 'loading' state in the seekbar gradient. For consistency with the application's theme and to ease future maintenance, consider using a theme variable or a CSS custom property.

Replace 'red' with a theme variable, such as var(--fo-palette-warning-main):

            buffered: "var(--fo-palette-secondary-main)",
-           loading: "red",
+           loading: "var(--fo-palette-warning-main)",

197-197: Ensure 'value' prop of input range is a string

The value prop of the input range uses speed.toFixed(4), which returns a string representation of 'speed' with four decimal places. While this works, ensure that the string format matches the expected input for the range slider and consider if the precision is necessary.

If four decimal places are not required, you might simplify:

-           value={speed.toFixed(4)}
+           value={`${speed}`}

Or adjust the precision as needed.


171-182: Simplify merging of styles in 'Speed' component

In the style prop of TimelineElementContainer, styles are being merged from multiple sources. The current approach spreads the existing style and then overrides with a new object. This can be simplified for clarity.

Simplify the style merging:

          style={{
-           ...style,
-           ...{
-             gap: "0.25em",
-           },
+           gap: "0.25em",
+           ...style,
          }}

This ensures that the gap property is set while preserving any existing styles in style.


74-80: Consider simplifying 'loadedScaled' computation

The mapping of 'loaded' buffer ranges to percentages can be done more concisely using Array.prototype.map directly without wrapping in unnecessary parentheses.

Simplify the mapping logic:

        return loaded.map((buffer) => [
            convertFrameNumberToPercentage(buffer[0], totalFrames),
            convertFrameNumberToPercentage(buffer[1], totalFrames),
        ]);

This removes the explicit type assertion and keeps the code clean.

app/packages/core/src/components/Modal/ImaVidLooker.tsx (2)

139-139: Review setting shouldHandleKeyEvents to true

The TODO comment indicates that always setting shouldHandleKeyEvents to true might not be ideal. This could have unintended consequences if key events should not be handled in certain situations. Consider implementing conditional logic to set shouldHandleKeyEvents appropriately.

Would you like assistance in implementing conditional handling for shouldHandleKeyEvents, or should I open a GitHub issue to track this task?


174-175: Address delayed resolution of timelineCreationConfig

The TODO comment suggests that timelineCreationConfig is not working because it's resolved in a promise later. Emitting an event to update the total frames might be a better approach to ensure timelineCreationConfig is set when needed.

Would you like help in implementing an event-driven solution for updating timelineCreationConfig, or should I open a GitHub issue to track this task?

app/packages/playback/src/lib/use-create-timeline.ts (1)

319-321: Extend input element checks to prevent unintended keydown handling

The current check in the keyDownHandler function only skips event handling if the target is an HTMLInputElement. This does not account for other interactive elements like HTMLTextAreaElement or content-editable elements where users input text.

To avoid intercepting keydown events when the user is typing in these elements, consider extending the condition to include these cases.

Update the condition as follows:

- if (e.target instanceof HTMLInputElement) {
+ if (
+   e.target instanceof HTMLInputElement ||
+   e.target instanceof HTMLTextAreaElement ||
+   (e.target instanceof HTMLElement && e.target.isContentEditable)
+ ) {
    return;
  }
app/packages/playback/src/lib/state.ts (2)

190-191: Consider logging when skipping timeline creation due to missing config

Currently, if timeline.config is undefined, the timeline creation is skipped silently. It might be helpful to log a warning or informative message to alert that the timeline was not created due to the absence of configuration.

Apply this diff to log a warning:

 if (!timeline.config) {
+  console.warn(`Timeline "${timeline.name}" not created: missing configuration.`);
   return;
 }

269-284: Use consistent logging for warnings

The use of console.warn to notify about existing subscriptions is acceptable. However, consider using a standardized logging mechanism if one exists within the project to maintain consistency.

Example using a hypothetical logger:

 if (get(_subscribers(name)).has(subscription.id)) {
-  console.warn(
+  logger.warn(
     `Subscription with ID "${subscription.id}" already exists for timeline "${name}". Replacing old subscription. Ensure this is intentional.`
   );
 }
app/packages/looker/src/elements/common/actions.ts (1)

623-626: Typographical error in comment

The comment on line 623 has a grammatical error:

- // check if imavid and set timeline's
+ // Check if `isImavid` is true and set the timeline's frame number

Consider correcting the comment for clarity and consistency.

Review details

Configuration used: .coderabbit.yaml
Review profile: CHILL

Commits

Files that changed from the base of the PR and between bfd758a and 4bd322e.

Files ignored due to path filters (3)
  • app/packages/playback/src/views/svgs/minus.svg is excluded by !**/*.svg, !**/*.svg
  • app/packages/playback/src/views/svgs/play.svg is excluded by !**/*.svg, !**/*.svg
  • app/packages/playback/src/views/svgs/plus.svg is excluded by !**/*.svg, !**/*.svg
Files selected for processing (27)
  • app/packages/core/src/components/Modal/ImaVidLooker.tsx (1 hunks)
  • app/packages/core/src/components/Modal/ModalLooker.tsx (7 hunks)
  • app/packages/core/src/components/Modal/ModalNavigation.tsx (1 hunks)
  • app/packages/looker/src/elements/common/actions.ts (7 hunks)
  • app/packages/looker/src/elements/common/controls.module.css (3 hunks)
  • app/packages/looker/src/elements/imavid/index.ts (3 hunks)
  • app/packages/looker/src/elements/imavid/iv-controls.ts (1 hunks)
  • app/packages/looker/src/elements/index.ts (3 hunks)
  • app/packages/looker/src/elements/video.module.css (1 hunks)
  • app/packages/looker/src/lookers/imavid/index.ts (4 hunks)
  • app/packages/playback/index.ts (1 hunks)
  • app/packages/playback/src/lib/constants.ts (1 hunks)
  • app/packages/playback/src/lib/state.ts (9 hunks)
  • app/packages/playback/src/lib/use-create-timeline.ts (7 hunks)
  • app/packages/playback/src/lib/use-default-timeline-name.ts (1 hunks)
  • app/packages/playback/src/lib/use-timeline-buffers.ts (1 hunks)
  • app/packages/playback/src/lib/use-timeline-viz-utils.ts (1 hunks)
  • app/packages/playback/src/lib/use-timeline.ts (5 hunks)
  • app/packages/playback/src/lib/utils.test.ts (1 hunks)
  • app/packages/playback/src/lib/utils.ts (1 hunks)
  • app/packages/playback/src/views/LookerElements.tsx (1 hunks)
  • app/packages/playback/src/views/PlaybackElements.tsx (7 hunks)
  • app/packages/playback/src/views/Timeline.tsx (2 hunks)
  • app/packages/playback/src/views/TimelineExamples.tsx (1 hunks)
  • app/packages/playback/src/views/playback-elements.module.css (1 hunks)
  • app/packages/spaces/src/components/Panel.tsx (2 hunks)
  • app/packages/state/src/hooks/hooks-utils.ts (1 hunks)
Additional context used
Path-based instructions (24)
app/packages/core/src/components/Modal/ImaVidLooker.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/core/src/components/Modal/ModalLooker.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/core/src/components/Modal/ModalNavigation.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/looker/src/elements/common/actions.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/looker/src/elements/imavid/index.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/looker/src/elements/imavid/iv-controls.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/looker/src/elements/index.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/looker/src/lookers/imavid/index.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/index.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/constants.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/state.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/use-create-timeline.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/use-default-timeline-name.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/use-timeline-buffers.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/use-timeline-viz-utils.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/use-timeline.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/utils.test.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/utils.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/views/LookerElements.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/views/PlaybackElements.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/views/Timeline.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/views/TimelineExamples.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/spaces/src/components/Panel.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/state/src/hooks/hooks-utils.ts (1)

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Additional comments not posted (60)
app/packages/playback/index.ts (6)

3-3: LGTM: New export for default timeline name.

This new export aligns well with the PR objective of rewriting the ImaVid component using the new Timeline API. It provides access to functionality for handling default timeline names.


4-4: LGTM: New export for frame number handling.

This export provides functionality for handling frame numbers, which directly supports the PR objective of centering the frame number div. It's a valuable addition that enhances the timeline functionality.


6-6: LGTM: Essential export for timeline visualization utilities.

This export provides crucial utility functions for timeline visualization, which is fundamental to the new Timeline API implementation. It's a key addition that will support various timeline-related features mentioned in the PR objectives.


8-8: LGTM: Critical export for the new Timeline component.

This export is crucial as it makes the new Timeline component available, which is central to the PR objective of rewriting the ImaVid component with the new Timeline API. This is a key addition that enables the use of the new timeline functionality throughout the application.


3-8: Summary: New exports support Timeline API implementation.

The new exports added to this file align perfectly with the PR objectives of rewriting the ImaVid component using the new Timeline API. They provide essential functionality for timeline names, frame numbers, visualization utilities, and the main Timeline component. These additions will enable the implementation of features mentioned in the PR description, such as centering the frame number div and controlling the animation loop.


7-7: LGTM: General utility functions export added.

This export provides access to general utility functions, which could be beneficial for various aspects of the timeline implementation. It's a good addition to support the new features.

To ensure these utilities are being used effectively, you may want to run the following command to check their usage across the codebase:

Verification successful

To accurately check the usage of utilities, please run the updated script below:


To further verify the usage of the utilities, please run the updated script below:


Verified: Utils export correctly added.

The newly added export successfully exposes the utility functions within the playback package without introducing external dependencies. This setup supports internal modular access effectively.

Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check usage of utils in the codebase
rg --type typescript "import.*from ['\"].*playback.*utils['\"]" -g '!app/packages/playback/**'

Length of output: 135


Script:

#!/bin/bash
# Description: Check usage of utils in the codebase
rg "import.*from ['\"].*playback.*utils['\"]" -g '*.ts' -g '*.tsx' -g '!app/packages/playback/**'

Length of output: 103


Script:

#!/bin/bash
# Description: Check all imports of utils across the entire codebase
rg "import\s+.*\s+from\s+['\"].*utils['\"]" -g '*.ts' -g '*.tsx'

Length of output: 25307

app/packages/playback/src/lib/constants.ts (1)

7-7: Approve the increase in LOAD_RANGE_SIZE, but verify its impact

The increase of LOAD_RANGE_SIZE from 100 to 250 aligns with the PR objectives. This change may improve performance by reducing the number of loading operations. However, it's important to verify that this change doesn't negatively impact memory usage or initial load times, especially for users with slower network connections.

To ensure this change doesn't have unintended consequences, please run the following verification:

This script will help identify where LOAD_RANGE_SIZE is used and any existing performance-related comments or metrics, which could be affected by this change.

app/packages/playback/src/views/LookerElements.tsx (1)

1-4: Imports look good and follow best practices.

The imports are well-organized and follow React best practices:

  • Importing React is necessary for JSX.
  • Using CSS modules for styles ensures scoped styling.
  • Importing SVGs as React components is an efficient approach for icons.
app/packages/playback/src/lib/use-timeline-buffers.ts (2)

1-8: Imports look good and follow best practices.

The import statements are well-structured, importing only the necessary functions and types. They follow best practices by using destructuring for imports from local modules.


1-40: Overall, excellent implementation of the useTimelineBuffers hook.

This new custom React hook is well-designed, efficiently implemented, and aligns with the PR objectives of rewriting the ImaVid component using the new Timeline API. It provides a clean and reusable interface for managing timeline buffers and loading states, which will likely improve the overall structure and maintainability of the ImaVid component.

The code follows React and TypeScript best practices, uses appropriate performance optimizations, and is well-documented. With the minor suggested improvements in documentation and type annotations, this file will be in excellent shape.

app/packages/looker/src/elements/imavid/iv-controls.ts (2)

15-24: Event handlers look good

The getEvents method correctly implements mouse enter and leave event handlers, updating the state accordingly. This follows good practices for React event handling and state management.


26-32: Good implementation of element creation

The createHTMLElement method correctly creates and configures a DOM element. The use of a data-cy attribute for Cypress testing and the application of CSS classes from the imported module are good practices.

app/packages/spaces/src/components/Panel.tsx (3)

3-4: LGTM: Import statements updated correctly

The addition of useEffect from 'react' and useSetRecoilState from 'recoil' aligns with React and Recoil best practices. These imports suggest improved side-effect handling and state management in the component.


52-53: Simplified rendering logic, but verify impact on child components

The Panel component has been refactored to simplify the rendering logic, which improves code readability. The separate modal handling has been removed, suggesting a more unified approach to panel rendering.

However, please note that the PanelContext.Provider now only passes the node value, omitting the previously included scope. This change might affect child components that were relying on the scope value from the context.

To ensure this change doesn't break any child components, please run the following script:

#!/bin/bash
# Description: Check for any usage of 'scope' from PanelContext in child components

# Search for components that might be using 'scope' from PanelContext
rg --type typescript --type typescriptreact 'const \{.*scope.*\} = useContext\(PanelContext\)' app/packages/spaces/src

Line range hint 15-63: Overall improvements in Panel component, with a note on testing

The refactoring of the Panel component has resulted in several improvements:

  1. Unified handling of modal and non-modal panels, simplifying the code and reducing duplication.
  2. Proper use of React hooks and Recoil for state management, aligning with best practices.
  3. Appropriate handling of loading states and error cases.

These changes should make the component more maintainable and easier to understand. However, given the extent of the changes, it's crucial to ensure that all functionality is preserved.

To verify that the changes haven't introduced any regressions, please confirm that you've run the following tests:

  1. Unit tests for the Panel component
  2. Integration tests that involve modal and non-modal panel rendering
  3. End-to-end tests that cover various panel interactions

Additionally, run the following script to check for any potential issues:

Verification successful

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app/packages/playback/src/lib/use-create-timeline.ts Outdated Show resolved Hide resolved
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Actionable comments posted: 1

Outside diff range and nitpick comments (7)
app/packages/playback/src/lib/use-frame-number.ts (1)

18-18: LGTM. Consider adding a comment for clarity.

The usage of useDefaultTimelineNameImperative is consistent with the import change. The hook's logic remains intact, which is good.

Consider adding a brief comment explaining why the "Imperative" version is used here. This would help future developers understand the reasoning behind this specific implementation choice.

+ // Using the imperative version to ensure consistent behavior in all contexts
  const { getName } = useDefaultTimelineNameImperative();
app/packages/playback/src/lib/use-default-timeline-name.ts (2)

6-19: LGTM! Consider using early returns for improved readability.

The implementation of getTimelineNameFromSampleAndGroupId is correct and handles all possible input combinations. It adheres to TypeScript best practices by using optional parameters.

For improved readability, consider using early returns:

export const getTimelineNameFromSampleAndGroupId = (
  sampleId?: string | null,
  groupId?: string | null
): string => {
  if (!sampleId && !groupId) {
    return GLOBAL_TIMELINE_ID;
  }
  if (groupId) {
    return `timeline-${groupId}`;
  }
  return `timeline-${sampleId}`;
};

This approach reduces nesting and makes the logic flow more apparent.


24-40: LGTM! Consider memoizing the result of getName.

The implementation of useDefaultTimelineNameImperative is correct and efficiently uses Recoil for state management. The getName callback is properly memoized using useCallback.

For potential performance optimization, consider memoizing the result of getName:

export const useDefaultTimelineNameImperative = () => {
  const currentSampleIdVal = useRecoilValue(fos.nullableModalSampleId);
  const currentGroupIdVal = useRecoilValue(fos.groupId);

  const getName = useCallback(() => {
    if (!currentSampleIdVal && !currentGroupIdVal) {
      return GLOBAL_TIMELINE_ID;
    }
    return getTimelineNameFromSampleAndGroupId(
      currentSampleIdVal,
      currentGroupIdVal
    );
  }, [currentSampleIdVal, currentGroupIdVal]);

  const name = useMemo(() => getName(), [getName]);

  return { getName, name };
};

This change would allow consumers to access the memoized name directly if needed, potentially reducing unnecessary recalculations.

app/packages/playback/src/views/Timeline.tsx (2)

21-21: LGTM: New prop for controls styling

The addition of the controlsStyle prop enhances the component's flexibility by allowing custom styling of the controls container.

Consider adding a JSDoc comment to describe the purpose and usage of this new prop for better documentation.


48-63: LGTM: Added seek event handlers

The addition of onSeekStart and onSeekEnd event handlers improves the management of seek events. The use of useCallback is a good practice for performance optimization.

Consider extracting the event name "seek" into a constant to avoid magic strings and improve maintainability.

app/packages/looker/src/elements/imavid/index.ts (2)

213-222: LGTM: New skipAndTryAgain method improves frame rendering

The skipAndTryAgain method enhances the handling of frame rendering when images are not immediately available. It supports both animated and non-animated scenarios, improving the overall robustness of the component.

Consider extracting the BUFFERING_PAUSE_TIMEOUT to a class property or a configurable option to allow for easier adjustments if needed in the future.


224-238: LGTM: New drawFrameNoAnimation method added

The drawFrameNoAnimation method enhances the component's capability to handle non-animated frame drawing. It includes proper error handling and state updates.

Consider adding a comment explaining the purpose of the condition frameNumberToDraw < this.framesController.totalFrameCount to improve code readability.

Review details

Configuration used: .coderabbit.yaml
Review profile: CHILL

Commits

Files that changed from the base of the PR and between 4bd322e and 2a68557.

Files selected for processing (12)
  • app/packages/core/src/components/Modal/ImaVidLooker.tsx (1 hunks)
  • app/packages/looker/src/elements/imavid/index.ts (7 hunks)
  • app/packages/looker/src/lookers/imavid/constants.ts (1 hunks)
  • app/packages/playback/src/lib/use-create-timeline.ts (9 hunks)
  • app/packages/playback/src/lib/use-default-timeline-name.ts (1 hunks)
  • app/packages/playback/src/lib/use-frame-number.ts (2 hunks)
  • app/packages/playback/src/lib/use-timeline-buffers.ts (1 hunks)
  • app/packages/playback/src/lib/use-timeline-viz-utils.ts (2 hunks)
  • app/packages/playback/src/lib/use-timeline.ts (5 hunks)
  • app/packages/playback/src/views/PlaybackElements.tsx (7 hunks)
  • app/packages/playback/src/views/Timeline.tsx (2 hunks)
  • app/packages/playback/src/views/TimelineExamples.tsx (1 hunks)
Files skipped from review as they are similar to previous changes (7)
  • app/packages/core/src/components/Modal/ImaVidLooker.tsx
  • app/packages/playback/src/lib/use-create-timeline.ts
  • app/packages/playback/src/lib/use-timeline-buffers.ts
  • app/packages/playback/src/lib/use-timeline-viz-utils.ts
  • app/packages/playback/src/lib/use-timeline.ts
  • app/packages/playback/src/views/PlaybackElements.tsx
  • app/packages/playback/src/views/TimelineExamples.tsx
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Path-based instructions (5)
app/packages/looker/src/elements/imavid/index.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/looker/src/lookers/imavid/constants.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/use-default-timeline-name.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/lib/use-frame-number.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/views/Timeline.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

Additional comments not posted (11)
app/packages/looker/src/lookers/imavid/constants.ts (1)

3-3: Approve change with verification request

The reduction of BUFFERING_PAUSE_TIMEOUT from 500ms to 250ms could potentially improve the responsiveness of the buffering mechanism. However, it's important to verify that this change doesn't negatively impact the user experience.

Please confirm that this change:

  1. Improves buffering responsiveness without causing too frequent pauses.
  2. Has been tested with various network conditions and video qualities.

Additionally, consider adding a comment explaining the reasoning behind this specific timeout value to aid future maintenance.

app/packages/playback/src/lib/use-frame-number.ts (1)

9-9: LGTM. Verify usage across the codebase.

The import statement has been updated to use useDefaultTimelineNameImperative. This change looks good, but it's important to ensure that all other occurrences of useDefaultTimelineName have been updated accordingly throughout the codebase.

To verify the impact of this change, run the following script:

Verification successful

Import Update Verified

All occurrences of useDefaultTimelineName have been successfully replaced with useDefaultTimelineNameImperative across the codebase.

Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for any remaining usage of the old function name

# Test 1: Search for any remaining usage of 'useDefaultTimelineName'
echo "Searching for any remaining usage of 'useDefaultTimelineName':"
rg --type typescript 'useDefaultTimelineName'

# Test 2: Confirm the usage of the new function name
echo "Confirming the usage of 'useDefaultTimelineNameImperative':"
rg --type typescript 'useDefaultTimelineNameImperative'

Length of output: 447


Script:

#!/bin/bash
# Description: Check for any remaining usage of 'useDefaultTimelineName' and confirm usage of 'useDefaultTimelineNameImperative' in TypeScript files

# Test 1: Search for any remaining usage of 'useDefaultTimelineName'
echo "Searching for any remaining usage of 'useDefaultTimelineName' in .ts and .tsx files:"
rg 'useDefaultTimelineName' --glob '*.ts' --glob '*.tsx'

# Test 2: Confirm the usage of 'useDefaultTimelineNameImperative'
echo "Confirming the usage of 'useDefaultTimelineNameImperative' in .ts and .tsx files:"
rg 'useDefaultTimelineNameImperative' --glob '*.ts' --glob '*.tsx'

Length of output: 4968

app/packages/playback/src/lib/use-default-timeline-name.ts (1)

42-46: LGTM! Efficient implementation of useDefaultTimelineName.

The implementation of useDefaultTimelineName is concise and follows React best practices. It correctly uses the useDefaultTimelineNameImperative hook and memoizes the result of getName using useMemo, which helps prevent unnecessary recalculations.

app/packages/playback/src/views/Timeline.tsx (6)

6-6: LGTM: New import for timeline buffer management

The addition of useTimelineBuffers import is appropriate for managing the loading state of the timeline.


27-29: LGTM: Performance optimization with React.memo and ref forwarding

The use of React.memo and React.forwardRef is a good practice for optimizing performance and allowing ref forwarding.

Regarding the past review comment about stable references for style props: The concern is still valid. Consider memoizing the style and controlsStyle objects in the parent component or providing a custom comparison function to React.memo to ensure that style changes trigger re-renders appropriately.


30-31: LGTM: Added setSpeed function from useTimeline hook

The addition of setSpeed from the useTimeline hook enables dynamic speed adjustments, enhancing the component's functionality.


38-38: LGTM: Added useTimelineBuffers hook for loading state management

The use of useTimelineBuffers hook to manage loaded and loading states improves the component's ability to provide feedback on the timeline's loading status.


74-83: LGTM: Enhanced Seekbar component with new props

The addition of loaded, loading, onSeekStart, and onSeekEnd props to the Seekbar component improves its functionality and user feedback capabilities.


95-95: LGTM: Added setSpeed prop to Speed component

The addition of the setSpeed prop to the Speed component enables dynamic speed adjustments, enhancing the timeline's functionality.

app/packages/looker/src/elements/imavid/index.ts (2)

86-86: LGTM: New isThumbnail property added

The addition of the isThumbnail property aligns with the PR objectives and helps distinguish between thumbnail and non-thumbnail instances of ImaVidElement.


258-258: LGTM: Improved frame drawing and animation handling

The updates to the drawFrame method, including the use of skipAndTryAgain, enhance the robustness of frame rendering. The play method now correctly handles thumbnail instances, aligning with the new functionality.

Also applies to: 267-267, 335-338

@@ -66,7 +66,7 @@ export const useScrollHandler = (handler) =>
export const useHashChangeHandler = (handler) =>
useEventHandler(window, "hashchange", handler);

export const useKeydownHandler = (handler: React.KeyboardEventHandler) =>
export const useKeydownHandler = (handler: (e: KeyboardEvent) => void) =>
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🥇

Comment on lines +136 to +138
const hoveredSampleId = hoveredSample?._id;
looker.updater((state) => ({
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I agree with 🐰 here. I'm not sure this hook is necessary

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This works as expected. I've tested it via the python timeline panel.

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Actionable comments posted: 2

Outside diff range and nitpick comments (8)
e2e-pw/src/shared/media-factory/image.ts (2)

6-6: LGTM: Improved type safety for outputPath

The change from string to ${string}.png for outputPath enhances type safety by ensuring the output file always has a '.png' extension. This prevents potential errors from using incorrect file extensions.

Consider using a more generic type like ${string}.{png|jpg|jpeg} if you plan to support multiple image formats in the future.


25-37: LGTM: Enhanced font loading and text printing

The changes to font loading and text printing offer more flexibility and control:

  1. Using loadFont with a specific font from the fonts object allows for easier font changes.
  2. The updated image.print method with an object parameter provides more control over text positioning and alignment.
  3. The use of HorizontalAlign and VerticalAlign enums improves code clarity.

Consider extracting the text printing options into a separate constant or configuration object for better maintainability, especially if you plan to reuse these settings elsewhere in the codebase.

e2e-pw/src/oss/specs/groups/ima-vid.spec.ts (2)

138-145: LGTM: Consistent updates to frame number

The changes in these lines correctly update the assertions and tagging to use frame 13 instead of frame 3, maintaining consistency with the earlier changes.

Consider extracting the frame number (13) into a constant at the beginning of the test file. This would make it easier to update all occurrences if needed and improve the test's maintainability. For example:

const TEST_FRAME_NUMBER = 13;

Then use this constant throughout the test:

await modal.sidebar.assert.verifySidebarEntryText("frame_number", TEST_FRAME_NUMBER.toString());
await modal.tagger.addSampleTag(`tag-1-${TEST_FRAME_NUMBER}`);

Line range hint 1-154: Overall review: Good progress, some areas need attention

The test file has been successfully updated to use the new imavid object, which aligns with the PR objective of rewriting the ImaVid component with the new Timeline API. The structure and flow of the test remain sound, effectively verifying key functionalities.

However, there are a few areas that require attention:

  1. Frame syncing issues: The test now uses frame 13 instead of frame 3 due to syncing problems. This needs investigation and resolution.
  2. Disabled screenshot comparison: The commented-out screenshot comparison reduces test effectiveness. The one-pixel difference issue should be addressed.
  3. TODOs: There are several TODO comments that should be resolved before finalizing this PR.

To improve the test's maintainability and readability:

  1. Extract magic numbers (like frame numbers) into named constants.
  2. Consider creating helper functions for common operations, such as playing to a specific frame and verifying sidebar entries.
  3. Add more detailed comments explaining the purpose of each test section, especially where workarounds (like using frame 13) are implemented.

These improvements will make the test more robust and easier to maintain as the ImaVid component evolves.

app/packages/playback/src/views/PlaybackElements.tsx (1)

31-46: LGTM: Improved Playhead component with dynamic icon rendering

The changes to the Playhead component are well-implemented:

  • The ref type change to HTMLDivElement is appropriate for the new structure.
  • Dynamic icon rendering based on playback status enhances user feedback.
  • Use of TimelineElementContainer maintains consistent styling.

Consider extracting the icon rendering logic into a separate function for improved readability:

const renderIcon = (status: PlayheadState) => {
  if (status === "playing") return <PauseIcon onClick={pause} />;
  if (status === "paused") return <PlayIcon onClick={play} />;
  return <BufferingIcon />;
};

// Then in the JSX:
{renderIcon(status)}
app/packages/looker/src/elements/common/actions.ts (3)

Line range hint 375-407: LGTM: Simplified nextFrame control

The changes to the nextFrame control effectively simplify the logic by focusing solely on VideoState. This aligns with the PR objective of rewriting the ImaVid component.

However, consider extracting the frame calculation logic into a separate function for better readability and potential reuse:

const getNextFrame = (state: VideoState) => {
  const { lockedToSupport, duration, frameNumber, config: { frameRate, support } } = state;
  const end = lockedToSupport
    ? support[1]
    : getFrameNumber(duration, duration, frameRate);
  return Math.min(end, frameNumber + 1);
};

Then use it in the update function:

return {
  frameNumber: getNextFrame(state),
};

Line range hint 408-438: LGTM: Simplified previousFrame control

The changes to the previousFrame control are consistent with the simplification done in nextFrame, focusing solely on VideoState. This aligns with the PR objective.

Similar to the suggestion for nextFrame, consider extracting the frame calculation logic:

const getPreviousFrame = (state: VideoState) => {
  const { lockedToSupport, frameNumber, config: { support } } = state;
  return Math.max(
    lockedToSupport ? support[0] : 1,
    frameNumber - 1
  );
};

Then use it in the update function:

return {
  frameNumber: getPreviousFrame(state),
};

662-665: LGTM: Added IMAVID constant for ImaVid-specific controls

The addition of the IMAVID constant effectively separates ImaVid-specific controls from regular video controls, which is consistent with the PR objective of rewriting the ImaVid component.

Consider adding a comment to explain the purpose of this constant and how it differs from VIDEO:

// IMAVID constant defines controls specific to ImaVid functionality,
// which uses the new Timeline API. It includes common controls and
// the videoEscape control, but excludes video-specific controls.
const IMAVID = {
  ...COMMON,
  escape: videoEscape,
};
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Commits

Files that changed from the base of the PR and between dc18a67 and d5ad385.

Files ignored due to path filters (3)
  • e2e-pw/package.json is excluded by !**/*.json
  • e2e-pw/tsconfig.json is excluded by !**/*.json
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Files selected for processing (12)
  • app/packages/looker/src/elements/common/actions.ts (7 hunks)
  • app/packages/looker/src/elements/common/controls.module.css (3 hunks)
  • app/packages/looker/src/elements/imavid/index.ts (8 hunks)
  • app/packages/looker/src/elements/imavid/iv-controls.ts (1 hunks)
  • app/packages/looker/src/elements/imavid/play-button.ts (0 hunks)
  • app/packages/playback/src/lib/state.ts (9 hunks)
  • app/packages/playback/src/views/PlaybackElements.tsx (7 hunks)
  • app/packages/playback/src/views/Timeline.tsx (2 hunks)
  • e2e-pw/src/oss/poms/modal/imavid-controls.ts (1 hunks)
  • e2e-pw/src/oss/poms/modal/index.ts (3 hunks)
  • e2e-pw/src/oss/specs/groups/ima-vid.spec.ts (2 hunks)
  • e2e-pw/src/shared/media-factory/image.ts (2 hunks)
Files not reviewed due to no reviewable changes (1)
  • app/packages/looker/src/elements/imavid/play-button.ts
Files skipped from review as they are similar to previous changes (5)
  • app/packages/looker/src/elements/common/controls.module.css
  • app/packages/looker/src/elements/imavid/index.ts
  • app/packages/looker/src/elements/imavid/iv-controls.ts
  • app/packages/playback/src/lib/state.ts
  • app/packages/playback/src/views/Timeline.tsx
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Path-based instructions (6)
app/packages/looker/src/elements/common/actions.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/playback/src/views/PlaybackElements.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

e2e-pw/src/oss/poms/modal/imavid-controls.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

e2e-pw/src/oss/poms/modal/index.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

e2e-pw/src/oss/specs/groups/ima-vid.spec.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

e2e-pw/src/shared/media-factory/image.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

Additional comments not posted (28)
e2e-pw/src/shared/media-factory/image.ts (3)

1-3: LGTM: Import statement improvements

The updated import statement enhances code clarity by explicitly importing only the necessary components from Jimp. The addition of loadFont is consistent with its usage in the function.


22-22: LGTM: Improved Jimp instantiation

The updated Jimp instantiation using an object with width, height, and color properties aligns with modern Jimp usage and improves code readability. The use of the nullish coalescing operator for the color property is a good practice, providing a default value when fillColor is null or undefined.


40-40: LGTM: Simplified image writing

The replacement of writeAsync with write simplifies the image writing process. Since the function is already marked as async, using await with write is the correct approach.

e2e-pw/src/oss/specs/groups/ima-vid.spec.ts (4)

122-125: LGTM: Correctly updated to use imavid object

The changes in these lines appropriately update the assertions and actions to use the new imavid object instead of the previous video object. This is in line with the PR objective of updating to the new Timeline API.


127-131: Investigate frame syncing issues

The test has been updated to check the 13th frame instead of the 3rd frame due to syncing problems with the first few frames. While this change allows the test to pass, it might be masking an underlying issue with the new implementation.

Could you please investigate the root cause of the frame syncing issues? This might involve:

  1. Checking the implementation of the new Timeline API for any timing discrepancies.
  2. Verifying if this issue occurs consistently or only under certain conditions.
  3. Considering if additional initialization or stabilization time is needed before starting the playback.

Once the issue is understood, we should either fix the underlying problem or document the reason for this behavior if it's expected.


132-137: Address disabled screenshot comparison

The screenshot comparison has been commented out, and there's a TODO comment mentioning that the modal screenshot comparison is off by one pixel. This reduces the effectiveness of the test and leaves a known issue unaddressed.

Please investigate the cause of the one-pixel difference in the screenshot comparison. This could involve:

  1. Checking if the difference is consistent across different environments or browser versions.
  2. Verifying if the difference is related to the new Timeline API implementation.
  3. Considering if the screenshot comparison tolerance can be adjusted to account for minor pixel differences.

Once the issue is understood, either fix the underlying problem to re-enable the screenshot comparison or document the reason if this difference is expected and acceptable.


149-150: LGTM: Improved playback testing

These changes enhance the test by verifying playback functionality and ensuring that the sidebar is correctly updated during playback. The addition of the frame_number assertion in the sidebar is a good practice that increases the test's reliability.

app/packages/playback/src/views/PlaybackElements.tsx (7)

2-3: LGTM: New imports align with component changes

The new imports for video styles, BufferRange, Buffers, and utility functions are appropriate for the changes made to the components. They provide the necessary types and utilities for handling buffer ranges and timeline visualization.

Also applies to: 7-8


53-103: LGTM: Enhanced Seekbar with buffer visualization

The Seekbar component has been significantly improved:

  • New props for loaded and loading buffers, and totalFrames provide more precise control.
  • Memoized calculations for scaled buffer ranges optimize performance.
  • The gradient string calculation offers a visual representation of loaded and loading segments.

Regarding the past review comments:

  1. The loadedScaled useMemo (lines 78-85) still needs totalFrames in its dependency array.
  2. The loadingScaled useMemo (lines 87-93) also needs totalFrames in its dependency array.

Please update these dependency arrays to ensure correct memoization:

-  }, [loaded]);
+  }, [loaded, totalFrames]);

-  }, [loading]);
+  }, [loading, totalFrames]);

144-146: LGTM: Improved class assignment in SeekbarThumb

The changes to the SeekbarThumb component enhance the dynamic class assignment based on the shouldDisplayThumb prop. This improvement allows for better control over the thumb's visibility and styling.


161-213: LGTM: Enhanced Speed component with interactive controls

The Speed component has been significantly improved:

  • Addition of setSpeed prop allows for dynamic speed adjustment.
  • Implementation of a range input provides intuitive speed control.
  • Use of useState for managing playback configurer visibility is appropriate.

Consider using the useCallback hook for the onMouseLeave handler to optimize performance:

const handleMouseLeave = useCallback(() => {
  setIsPlaybackConfigurerOpen(false);
}, []);

// Then in the JSX:
onMouseLeave={handleMouseLeave}

Regarding the past review comment:
The onChangeSpeed useCallback (lines 167-172) is still missing the setSpeed dependency. Please update the dependency array:

-  }, []);
+  }, [setSpeed]);

221-227: LGTM: Improved StatusIndicator component flexibility

The changes to the StatusIndicator component enhance its flexibility:

  • Improved props destructuring allows for easier passing of additional props.
  • The className assignment now combines custom classes with the default lookerTime class.

These changes make the component more reusable and customizable.


241-243: LGTM: New TimelineElementContainer for consistent styling

The addition of the TimelineElementContainer styled component is a good practice:

  • It provides a consistent container for timeline elements.
  • The use of styled-components aligns with the project's styling approach.

This new component will help maintain visual consistency across different timeline elements.


249-254: LGTM: Improved FoTimelineControlsContainer styling

The changes to the FoTimelineControlsContainer styled component enhance the layout and consistency of timeline controls:

  • Added align-items: center improves vertical alignment.
  • The gap property ensures consistent spacing between elements.
  • The nested selector adds uniform padding to child elements.

These improvements will result in a more polished and consistent user interface.

e2e-pw/src/oss/poms/modal/index.ts (3)

8-8: LGTM: Import statement for ModalImaAsVideoControlsPom

The import statement follows TypeScript best practices and maintains consistency with other imports in the file. It's correctly placed and relevant to the changes in the ModalPom class.


25-25: LGTM: Integration of ModalImaAsVideoControlsPom in ModalPom class

The changes in the ModalPom class are well-implemented:

  1. The new imavid property follows the established naming convention and access modifier pattern.
  2. The property is correctly typed as ModalImaAsVideoControlsPom.
  3. The constructor initialization is consistent with other similar initializations in the class.

These changes integrate seamlessly with the existing code structure, enhancing the ModalPom class with additional video control functionalities.

Also applies to: 45-45


8-8: Summary: Successful integration of ModalImaAsVideoControlsPom

The changes in this file effectively integrate the new ModalImaAsVideoControlsPom into the ModalPom class. The modifications include:

  1. Adding an import statement for ModalImaAsVideoControlsPom.
  2. Declaring a new imavid property in the ModalPom class.
  3. Initializing the imavid property in the constructor.

These changes enhance the ModalPom class with additional video control functionalities while maintaining consistency with the existing code structure and TypeScript best practices. The integration is clean and well-executed.

Also applies to: 25-25, 45-45

app/packages/looker/src/elements/common/actions.ts (4)

5-5: LGTM: New import for Timeline API integration

The addition of dispatchTimelineSetFrameNumberEvent import aligns with the PR objective of rewriting the ImaVid component using the new Timeline API.


Line range hint 439-473: LGTM with a question: Simplified playPause control

The changes to the playPause control are consistent with the overall simplification, focusing on VideoState. The logic for play/pause and frame navigation looks correct.

However, could you please clarify the purpose of the new check for frameStoreController?

if ((state.config as ImaVidConfig).frameStoreController) {
  return {};
}

This seems to be related to ImaVid functionality. Is this intentional, or should it be handled differently given the focus on VideoState?


628-633: LGTM: Integration of Timeline API for ImaVid

The addition of the isImavid conditional block and the use of dispatchTimelineSetFrameNumberEvent effectively integrates the new Timeline API for ImaVid. This change is consistent with the PR objective of rewriting the ImaVid component using the new Timeline API.


Line range hint 651-659: LGTM: Added videoEscape to VIDEO controls

The addition of videoEscape to the VIDEO constant ensures that this functionality is available for video controls. This change is consistent with the other modifications in the file and contributes to a more comprehensive set of video controls.

e2e-pw/src/oss/poms/modal/imavid-controls.ts (7)

1-3: Imports are appropriate and correctly utilized

The imported modules are necessary and properly used within the code.


4-25: Constructor initializes properties effectively

The ModalImaAsVideoControlsPom class constructor initializes all required properties and locators correctly, ensuring that the controls and UI elements are properly referenced.


50-52: Method getCurrentFrameStatus implemented correctly

The getCurrentFrameStatus method efficiently retrieves the current frame status text content.


54-56: Method hoverLookerControls functions as intended

The hoverLookerControls method correctly performs a hover action on the controls element, which is necessary for UI interactions that depend on hover states.


58-74: Method playUntilFrames effectively controls playback

The playUntilFrames method plays the video until the specified frame text is matched and then pauses playback. It uses waitForFunction to poll the DOM efficiently.


76-109: Method setSpeedTo adjusts playback speed accurately

The setSpeedTo method adjusts the playback speed by calculating precise coordinates on the slider based on the specified configuration. This approach ensures that the correct speed is set.


112-124: Asserter class methods validate controls effectively

The ModalImaAsVideoControlsAsserter class provides assertion methods that accurately validate the current time and time text of the video controls.

Comment on lines +27 to +33
private async getTimelineIdForLocator(imaVidLocator: Locator) {
const timelineId = await imaVidLocator.getAttribute("data-timeline-name");
if (!timelineId) {
throw new Error("Could not find timeline id for an imaVid locator");
}
return timelineId;
}
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⚠️ Potential issue

Unused private method getTimelineIdForLocator

The method getTimelineIdForLocator is defined but never used within this class. Consider removing it if it's unnecessary, or implement it where appropriate to enhance functionality.

Comment on lines +35 to +48
private async togglePlay() {
let currentPlayHeadStatus = await this.playPauseButton.getAttribute(
"data-playhead-state"
);
const original = currentPlayHeadStatus;

// keep pressing space until play head status changes
while (currentPlayHeadStatus === original) {
await this.playPauseButton.click();
currentPlayHeadStatus = await this.playPauseButton.getAttribute(
"data-playhead-state"
);
}
}
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⚠️ Potential issue

Potential infinite loop in togglePlay method

The togglePlay method uses a while loop that continues until the playhead state changes. If the playhead state does not change due to a UI issue or an event handling problem, this could result in an infinite loop.

Consider adding a timeout or a maximum number of retries to prevent the possibility of an infinite loop. For example:

 async togglePlay() {
   let currentPlayHeadStatus = await this.playPauseButton.getAttribute(
     "data-playhead-state"
   );
   const original = currentPlayHeadStatus;
+  const maxRetries = 10;
+  let attempts = 0;

   // keep pressing play/pause until playhead status changes or max retries reached
   while (currentPlayHeadStatus === original) {
+    if (attempts >= maxRetries) {
+      throw new Error("togglePlay: Playhead state did not change after maximum retries");
+    }
     await this.playPauseButton.click();
     currentPlayHeadStatus = await this.playPauseButton.getAttribute(
       "data-playhead-state"
     );
+    attempts++;
   }
 }
Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
private async togglePlay() {
let currentPlayHeadStatus = await this.playPauseButton.getAttribute(
"data-playhead-state"
);
const original = currentPlayHeadStatus;
// keep pressing space until play head status changes
while (currentPlayHeadStatus === original) {
await this.playPauseButton.click();
currentPlayHeadStatus = await this.playPauseButton.getAttribute(
"data-playhead-state"
);
}
}
private async togglePlay() {
let currentPlayHeadStatus = await this.playPauseButton.getAttribute(
"data-playhead-state"
);
const original = currentPlayHeadStatus;
const maxRetries = 10;
let attempts = 0;
// keep pressing play/pause until playhead status changes or max retries reached
while (currentPlayHeadStatus === original) {
if (attempts >= maxRetries) {
throw new Error("togglePlay: Playhead state did not change after maximum retries");
}
await this.playPauseButton.click();
currentPlayHeadStatus = await this.playPauseButton.getAttribute(
"data-playhead-state"
);
attempts++;
}
}

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Actionable comments posted: 4

Outside diff range and nitpick comments (2)
fiftyone/operators/types.py (1)

2402-2414: New FrameLoaderView class looks good, but consider adding more functionality.

The addition of the FrameLoaderView class is a good start for handling frame loading and animated panels. The class structure and docstring are well-defined. However, consider the following suggestions to enhance its functionality:

  1. Implement methods to handle the described operations (on_load, on_error, on_load_range).
  2. Add attributes to store the timeline_id and callback functions mentioned in the docstring.
  3. Consider adding a method to initiate the frame loading process.

Here's a potential implementation to consider:

class FrameLoaderView(View):
    def __init__(self, timeline_id=None, on_load=None, on_error=None, on_load_range=None, **kwargs):
        super().__init__(**kwargs)
        self.timeline_id = timeline_id
        self.on_load = on_load
        self.on_error = on_error
        self.on_load_range = on_load_range

    def load_frame(self, frame_id):
        # Implement frame loading logic here
        pass

    def handle_load(self, frame):
        if self.on_load:
            self.on_load(frame)

    def handle_error(self, error):
        if self.on_error:
            self.on_error(error)

    def handle_load_range(self, start, end):
        if self.on_load_range:
            self.on_load_range(start, end)

This implementation adds attributes for storing the callbacks and timeline_id, and includes placeholder methods for the described functionality.

app/packages/core/src/plugins/SchemaIO/components/FrameLoaderView.tsx (1)

76-76: Remove unnecessary dependency from myRenderFrame

The data variable is included in the dependency array for myRenderFrame, but it is not used within the function. Including unnecessary dependencies can cause the callback to be recreated needlessly, leading to potential performance issues.

Apply this diff to remove data from the dependencies:

   },
-    [data, setPanelState, panelId, target]
+    [setPanelState, panelId, target]
 );
Review details

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Review profile: CHILL

Commits

Files that changed from the base of the PR and between d5ad385 and 47fce10.

Files ignored due to path filters (2)
  • app/packages/playback/package.json is excluded by !**/*.json
  • app/yarn.lock is excluded by !**/yarn.lock, !**/*.lock, !**/*.lock
Files selected for processing (4)
  • app/packages/core/src/plugins/SchemaIO/components/FrameLoaderView.tsx (1 hunks)
  • app/packages/core/src/plugins/SchemaIO/components/index.ts (1 hunks)
  • app/packages/embeddings/src/index.ts (0 hunks)
  • fiftyone/operators/types.py (1 hunks)
Files not reviewed due to no reviewable changes (1)
  • app/packages/embeddings/src/index.ts
Additional context used
Path-based instructions (2)
app/packages/core/src/plugins/SchemaIO/components/FrameLoaderView.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

app/packages/core/src/plugins/SchemaIO/components/index.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

Additional comments not posted (1)
app/packages/core/src/plugins/SchemaIO/components/index.ts (1)

51-51: LGTM: New export added correctly.

The new export for FrameLoaderView follows the existing pattern in the file and maintains alphabetical order. This change looks good and consistent with the rest of the file.

Let's verify the implementation and usage of this new component:

Comment on lines +59 to +60
[triggerEvent, on_load_range, localIdRef.current]
);
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⚠️ Potential issue

Avoid using mutable ref values in dependency arrays

Including localIdRef.current in the dependency array of the loadRange function's useCallback is not recommended because refs are mutable and changes to ref.current do not trigger re-renders. This may lead to unexpected behavior. It's better to exclude refs from dependency arrays unless you are specifically watching for their identity changes.

Apply this diff to remove localIdRef.current from the dependency array:

   },
-  [triggerEvent, on_load_range, localIdRef.current]
+  [triggerEvent, on_load_range]
 );
Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
[triggerEvent, on_load_range, localIdRef.current]
);
[triggerEvent, on_load_range]
);

Comment on lines +23 to +24
useEffect(() => {
localIdRef.current = Math.random().toString(36).substring(7);
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🛠️ Refactor suggestion

Use a more robust method for generating unique identifiers

Currently, localIdRef.current is generated using Math.random().toString(36).substring(7), which may lead to potential collisions due to the limited range of possible values. Consider using crypto.randomUUID() for generating universally unique identifiers, ensuring uniqueness across all instances.

Apply this diff to update the ID generation:

 useEffect(() => {
-  localIdRef.current = Math.random().toString(36).substring(7);
+  localIdRef.current = crypto.randomUUID();
Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
useEffect(() => {
localIdRef.current = Math.random().toString(36).substring(7);
useEffect(() => {
localIdRef.current = crypto.randomUUID();

Comment on lines +46 to +56
return new Promise<void>((resolve) => {
window.addEventListener(`frames-loaded`, (e) => {
if (
e instanceof CustomEvent &&
e.detail.localId === localIdRef.current
) {
bufm.current.addNewRange(range);
resolve();
}
});
});
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⚠️ Potential issue

Prevent potential memory leaks by removing event listeners

In the loadRange function, an event listener is added to window every time loadRange is called, but it's never removed. This can lead to memory leaks and unintended behavior due to multiple listeners being attached over time.

Apply this diff to ensure the event listener is removed after it is invoked:

 return new Promise<void>((resolve) => {
-  window.addEventListener(`frames-loaded`, (e) => {
+  const handler = (e: Event) => {
     if (
       e instanceof CustomEvent &&
       e.detail.localId === localIdRef.current
     ) {
       bufm.current.addNewRange(range);
       resolve();
+      window.removeEventListener(`frames-loaded`, handler);
     }
-  });
+  };
+  window.addEventListener(`frames-loaded`, handler);
 });
Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
return new Promise<void>((resolve) => {
window.addEventListener(`frames-loaded`, (e) => {
if (
e instanceof CustomEvent &&
e.detail.localId === localIdRef.current
) {
bufm.current.addNewRange(range);
resolve();
}
});
});
return new Promise<void>((resolve) => {
const handler = (e: Event) => {
if (
e instanceof CustomEvent &&
e.detail.localId === localIdRef.current
) {
bufm.current.addNewRange(range);
resolve();
window.removeEventListener(`frames-loaded`, handler);
}
};
window.addEventListener(`frames-loaded`, handler);
});

Comment on lines +67 to +72
const currentData = current.data ? _.cloneDeep(current.data) : {}; // Clone the object
const currentFrameData = _.get(currentData, path, { frames: [] })
.frames[frameNumber];
let updatedData = { ...currentData };
_.set(updatedData, target, currentFrameData); // Use lodash set to update safely
return { ...current, data: updatedData };
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⚠️ Potential issue

Handle potential undefined frame data to prevent errors

The currentFrameData may be undefined if the specified frameNumber does not exist in the frames array. This could lead to errors when updating the panel state. Consider adding a check to handle cases where currentFrameData is undefined.

Apply this diff to ensure currentFrameData is defined before updating the state:

         const currentFrameData = _.get(currentData, path, { frames: [] })
           .frames[frameNumber];
+        if (currentFrameData === undefined) {
+          console.warn(`Frame data for frame ${frameNumber} is undefined.`);
+          return current;
+        }
Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
const currentData = current.data ? _.cloneDeep(current.data) : {}; // Clone the object
const currentFrameData = _.get(currentData, path, { frames: [] })
.frames[frameNumber];
let updatedData = { ...currentData };
_.set(updatedData, target, currentFrameData); // Use lodash set to update safely
return { ...current, data: updatedData };
const currentData = current.data ? _.cloneDeep(current.data) : {}; // Clone the object
const currentFrameData = _.get(currentData, path, { frames: [] })
.frames[frameNumber];
if (currentFrameData === undefined) {
console.warn(`Frame data for frame ${frameNumber} is undefined.`);
return current;
}
let updatedData = { ...currentData };
_.set(updatedData, target, currentFrameData); // Use lodash set to update safely
return { ...current, data: updatedData };

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LGTM 🚀 (assuming passing e2e)

@sashankaryal sashankaryal force-pushed the refactor/imavid-with-timeline-api branch from 47fce10 to 2afece4 Compare September 25, 2024 14:41
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Actionable comments posted: 0

🧹 Outside diff range and nitpick comments (6)
app/packages/playback/src/views/Timeline.tsx (5)

21-21: LGTM: New optional prop for controls styling

The addition of the controlsStyle prop enhances the component's flexibility by allowing custom styling of the controls container. The prop is correctly typed as optional.

Consider adding a JSDoc comment to describe the purpose and usage of this new prop for better documentation.


27-29: LGTM: Performance optimization with React.memo and ref forwarding

The use of React.memo and React.forwardRef is a good practice for optimizing performance and enabling ref forwarding. The addition of the controlsStyle prop is consistent with the interface changes.

Consider providing a custom comparison function to React.memo to ensure that changes to the style and controlsStyle objects trigger re-renders appropriately, as these are reference types:

export const Timeline = React.memo(
  React.forwardRef<HTMLDivElement, TimelineProps>(
    ({ name, style, controlsStyle }, ref) => {
      // Component implementation
    }
  ),
  (prevProps, nextProps) => {
    return (
      prevProps.name === nextProps.name &&
      shallowEqual(prevProps.style, nextProps.style) &&
      shallowEqual(prevProps.controlsStyle, nextProps.controlsStyle)
    );
  }
);

// You'll need to implement or import a shallowEqual function

This ensures that the component only re-renders when the props actually change, not just when the object references change.


30-31: LGTM: Enhanced state management with new hooks

The addition of setSpeed from useTimeline and the new useTimelineBuffers hook improves the component's functionality by allowing dynamic speed control and providing loading state information.

Consider memoizing the loaded and loading values if they're used in multiple places within the component to prevent unnecessary recalculations:

const { loaded, loading } = useTimelineBuffers(name);
const bufferState = React.useMemo(() => ({ loaded, loading }), [loaded, loading]);

This can help optimize performance, especially if these values are passed down to child components.

Also applies to: 38-38


45-45: LGTM: Improved seek functionality with new event handlers

The addition of onSeekStart and onSeekEnd handlers enhances the component's seek functionality. The update to onChangeSeek's dependency array ensures it updates correctly when seekTo changes.

Consider using the useCallback hook for the onChangeSeek function to optimize performance:

const onChangeSeek = React.useCallback(
  (e: React.ChangeEvent<HTMLInputElement>) => {
    const newSeekBarValue = Number(e.target.value);
    seekTo(newSeekBarValue);
  },
  [seekTo]
);

This ensures that the function reference only changes when seekTo changes, potentially reducing unnecessary re-renders of child components that receive this function as a prop.

Also applies to: 48-63


79-80: LGTM: Enhanced Seekbar functionality and custom controls styling

The addition of loaded and loading props to the Seekbar component, along with the new seek event handlers, improves its functionality. The new FoTimelineControlsContainer with the controlsStyle prop allows for custom styling of the controls.

Consider adding prop types validation for the Seekbar component to ensure type safety:

Seekbar.propTypes = {
  loaded: PropTypes.number.isRequired,
  loading: PropTypes.number.isRequired,
  onSeekStart: PropTypes.func.isRequired,
  onSeekEnd: PropTypes.func.isRequired,
  // ... other prop types
};

This can help catch potential type-related issues early in development.

Also applies to: 82-83, 94-98

e2e-pw/src/oss/specs/groups/nested-dynamic-groups.spec.ts (1)

171-172: Consistent application of new playback speed control

The addition of await modal.imavid.setSpeedTo("low") here is consistent with the earlier change, which is good for maintaining a uniform approach throughout the test.

However, this repetition suggests an opportunity for refactoring:

Consider creating a helper function that encapsulates setting the speed and playing the video. This would reduce code duplication and make future changes easier. For example:

async function playVideoAtLowSpeed(modal: ModalPom, frames: string) {
  await modal.imavid.setSpeedTo("low");
  await modal.imavid.playUntilFrames(frames, true);
}

// Usage:
await playVideoAtLowSpeed(modal, "2 / 2");

This refactoring would make the test more maintainable and easier to read.

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Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 47fce10 and 2afece4.

🔇 Files ignored due to path filters (8)
  • app/packages/playback/package.json is excluded by !**/*.json
  • app/packages/playback/src/views/svgs/minus.svg is excluded by !**/*.svg, !**/*.svg
  • app/packages/playback/src/views/svgs/play.svg is excluded by !**/*.svg, !**/*.svg
  • app/packages/playback/src/views/svgs/plus.svg is excluded by !**/*.svg, !**/*.svg
  • app/yarn.lock is excluded by !**/yarn.lock, !**/*.lock, !**/*.lock
  • e2e-pw/package.json is excluded by !**/*.json
  • e2e-pw/tsconfig.json is excluded by !**/*.json
  • e2e-pw/yarn.lock is excluded by !**/yarn.lock, !**/*.lock, !**/*.lock
📒 Files selected for processing (38)
  • app/packages/core/src/components/Modal/ImaVidLooker.tsx (1 hunks)
  • app/packages/core/src/components/Modal/ModalLooker.tsx (7 hunks)
  • app/packages/core/src/components/Modal/ModalNavigation.tsx (1 hunks)
  • app/packages/core/src/plugins/SchemaIO/components/FrameLoaderView.tsx (1 hunks)
  • app/packages/core/src/plugins/SchemaIO/components/index.ts (1 hunks)
  • app/packages/embeddings/src/index.ts (0 hunks)
  • app/packages/looker/src/elements/common/actions.ts (7 hunks)
  • app/packages/looker/src/elements/common/controls.module.css (3 hunks)
  • app/packages/looker/src/elements/imavid/index.ts (8 hunks)
  • app/packages/looker/src/elements/imavid/iv-controls.ts (1 hunks)
  • app/packages/looker/src/elements/imavid/play-button.ts (0 hunks)
  • app/packages/looker/src/elements/index.ts (3 hunks)
  • app/packages/looker/src/elements/video.module.css (1 hunks)
  • app/packages/looker/src/lookers/imavid/constants.ts (1 hunks)
  • app/packages/looker/src/lookers/imavid/index.ts (4 hunks)
  • app/packages/playback/index.ts (1 hunks)
  • app/packages/playback/src/lib/constants.ts (1 hunks)
  • app/packages/playback/src/lib/state.ts (9 hunks)
  • app/packages/playback/src/lib/use-create-timeline.ts (9 hunks)
  • app/packages/playback/src/lib/use-default-timeline-name.ts (1 hunks)
  • app/packages/playback/src/lib/use-frame-number.ts (2 hunks)
  • app/packages/playback/src/lib/use-timeline-buffers.ts (1 hunks)
  • app/packages/playback/src/lib/use-timeline-viz-utils.ts (2 hunks)
  • app/packages/playback/src/lib/use-timeline.ts (5 hunks)
  • app/packages/playback/src/lib/utils.test.ts (1 hunks)
  • app/packages/playback/src/lib/utils.ts (1 hunks)
  • app/packages/playback/src/views/PlaybackElements.tsx (7 hunks)
  • app/packages/playback/src/views/Timeline.tsx (2 hunks)
  • app/packages/playback/src/views/TimelineExamples.tsx (1 hunks)
  • app/packages/playback/src/views/playback-elements.module.css (1 hunks)
  • app/packages/spaces/src/components/Panel.tsx (2 hunks)
  • app/packages/state/src/hooks/hooks-utils.ts (1 hunks)
  • e2e-pw/src/oss/poms/modal/imavid-controls.ts (1 hunks)
  • e2e-pw/src/oss/poms/modal/index.ts (3 hunks)
  • e2e-pw/src/oss/specs/groups/ima-vid.spec.ts (2 hunks)
  • e2e-pw/src/oss/specs/groups/nested-dynamic-groups.spec.ts (3 hunks)
  • e2e-pw/src/shared/media-factory/image.ts (2 hunks)
  • fiftyone/operators/types.py (1 hunks)
💤 Files not reviewed due to no reviewable changes (2)
  • app/packages/embeddings/src/index.ts
  • app/packages/looker/src/elements/imavid/play-button.ts
🚧 Files skipped from review as they are similar to previous changes (34)
  • app/packages/core/src/components/Modal/ImaVidLooker.tsx
  • app/packages/core/src/components/Modal/ModalLooker.tsx
  • app/packages/core/src/components/Modal/ModalNavigation.tsx
  • app/packages/core/src/plugins/SchemaIO/components/FrameLoaderView.tsx
  • app/packages/core/src/plugins/SchemaIO/components/index.ts
  • app/packages/looker/src/elements/common/actions.ts
  • app/packages/looker/src/elements/common/controls.module.css
  • app/packages/looker/src/elements/imavid/index.ts
  • app/packages/looker/src/elements/imavid/iv-controls.ts
  • app/packages/looker/src/elements/index.ts
  • app/packages/looker/src/elements/video.module.css
  • app/packages/looker/src/lookers/imavid/constants.ts
  • app/packages/looker/src/lookers/imavid/index.ts
  • app/packages/playback/index.ts
  • app/packages/playback/src/lib/constants.ts
  • app/packages/playback/src/lib/state.ts
  • app/packages/playback/src/lib/use-create-timeline.ts
  • app/packages/playback/src/lib/use-default-timeline-name.ts
  • app/packages/playback/src/lib/use-frame-number.ts
  • app/packages/playback/src/lib/use-timeline-buffers.ts
  • app/packages/playback/src/lib/use-timeline-viz-utils.ts
  • app/packages/playback/src/lib/use-timeline.ts
  • app/packages/playback/src/lib/utils.test.ts
  • app/packages/playback/src/lib/utils.ts
  • app/packages/playback/src/views/PlaybackElements.tsx
  • app/packages/playback/src/views/TimelineExamples.tsx
  • app/packages/playback/src/views/playback-elements.module.css
  • app/packages/spaces/src/components/Panel.tsx
  • app/packages/state/src/hooks/hooks-utils.ts
  • e2e-pw/src/oss/poms/modal/imavid-controls.ts
  • e2e-pw/src/oss/poms/modal/index.ts
  • e2e-pw/src/oss/specs/groups/ima-vid.spec.ts
  • e2e-pw/src/shared/media-factory/image.ts
  • fiftyone/operators/types.py
🧰 Additional context used
📓 Path-based instructions (2)
app/packages/playback/src/views/Timeline.tsx (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

e2e-pw/src/oss/specs/groups/nested-dynamic-groups.spec.ts (1)

Pattern **/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.

🔇 Additional comments not posted (4)
app/packages/playback/src/views/Timeline.tsx (2)

6-6: LGTM: New import for timeline buffers

The addition of the useTimelineBuffers hook import is appropriate for the new loading and buffering functionality implemented in the component.


109-109: LGTM: Improved Speed control and StatusIndicator functionality

The addition of the setSpeed prop to the Speed component enables dynamic speed control. Providing totalFrames to the StatusIndicator enhances its functionality by giving it context about the total number of frames.

These changes improve the overall functionality and user experience of the Timeline component.

Also applies to: 115-115

e2e-pw/src/oss/specs/groups/nested-dynamic-groups.spec.ts (2)

46-49: Improved type safety for image path generation

The addition of the type assertion as '${string}.png' is a good practice. It enhances type safety by ensuring that the generated image paths always conform to the expected format, which can help catch potential errors earlier in the development process.


157-158: New playback speed control added

The addition of await modal.imavid.setSpeedTo("low") before playing the video is a good improvement, likely related to the new Timeline API mentioned in the PR objectives. This change allows for more precise control over the video playback during testing.

However, it's important to ensure that this change doesn't affect the test's reliability or timing.

Please verify that:

  1. The "low" speed setting is consistent across different environments.
  2. The test remains stable and doesn't become flaky due to timing issues with the new speed setting.

@sashankaryal sashankaryal merged commit 3828d2e into develop Sep 25, 2024
13 checks passed
@sashankaryal sashankaryal deleted the refactor/imavid-with-timeline-api branch September 25, 2024 17:42
This was referenced Oct 4, 2024
@coderabbitai coderabbitai bot mentioned this pull request Nov 6, 2024
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3 participants