timeline fix: loadrange in imavid #4857
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WalkthroughThe changes across multiple files enhance buffer management and playback functionality within the application. Key modifications include improvements to the Changes
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Actionable comments posted: 10
🧹 Outside diff range and nitpick comments (9)
app/packages/state/src/utils.test.ts (1)
4-10: Consider adding more test cases for comprehensive coverage.The test suite structure is well-organized using the
describeblock for theconvertTargetsfunction. However, with only one test case, the coverage might be insufficient.Consider adding more test cases to cover different scenarios, such as:
- Converting lowercase hex values
- Handling invalid hex values
- Testing with multiple targets
- Edge cases (e.g., #000000, #FFFFFF)
This will ensure a more robust testing of theconvertTargetsfunction.app/packages/utilities/src/buffer-manager/index.ts (2)
56-65: Improved clarity and consistency inaddNewRangemethodThe changes to the
addNewRangemethod are well-implemented:
- Renaming the parameter from
rangetonewRangeimproves clarity.- The error message has been updated to reflect the new parameter name, maintaining consistency.
- Using the spread operator when pushing to the stack (line 109) creates a new array, which is good for immutability.
These changes enhance the readability and maintainability of the code.
For consistency, consider using the spread operator when pushing
newRangetothis.bufferson line 70:this.buffers.push([...newRange]);This would ensure that a new array is created, maintaining consistency with the immutability approach used elsewhere in the method.
Also applies to: 70-70, 109-109
210-214: Enhanced null safety ingetUnprocessedBufferRangemethodThe changes to the
getUnprocessedBufferRangemethod are well-implemented:
- Updating the method signature to accept
Readonly<BufferRange> | nullimproves flexibility and type safety.- The added null check at the beginning of the method prevents potential runtime errors.
These changes align with TypeScript best practices for null safety and improve the robustness of the method.
For consistency with the rest of the codebase, consider using a type assertion instead of
as constwhen returning the range:return [newStart, range[1]] as BufferRange;This maintains the same type safety while being more consistent with the
BufferRangetype used throughout the class.app/packages/utilities/src/buffer-manager/buffer-manager.test.ts (1)
94-104: LGTM! Consider adding a comment for clarity.The new test case "addBufferRangeToBuffer method - same ranges" is well-structured and consistent with the existing tests. It effectively verifies that adding the same range twice results in a single merged buffer.
Consider adding a brief comment explaining the expected behavior for clarity:
test("addBufferRangeToBuffer method - same ranges", async () => { + // Adding the same range twice should result in a single merged buffer bufferManager.addNewRange([1, 10]); bufferManager.addNewRange([1, 10]); const mergedBuffers = bufferManager.buffers;app/packages/core/src/components/Modal/ImaVidLooker.tsx (1)
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235-242: Avoid polling with setInterval; use an event-driven approachUsing
setIntervalto poll every 10ms is inefficient and can lead to performance issues. Consider refactoring the code to use an event-driven approach, such as resolving the promise whentotalFrameCountbecomes available via an event or a callback.Suggested refactor:
- Implement an event or callback that triggers when
totalFrameCountis updated, and resolve the promise at that time, eliminating the need for polling.Example:
const readyWhen = useCallback(async () => { return new Promise<void>((resolve) => { - // hack: wait for total frame count to be resolved - let intervalId; - intervalId = setInterval(() => { - if (totalFrameCountRef.current) { - clearInterval(intervalId); - resolve(); - } - }, 10); + const onTotalFrameCountUpdated = () => { + if (totalFrameCountRef.current) { + resolve(); + // Remove the listener if applicable + } + }; + // Add an event listener or subscribe to changes in totalFrameCountRef + // Trigger onTotalFrameCountUpdated when totalFrameCountRef is updated }); }, []);This approach improves performance and aligns with React best practices by avoiding unnecessary polling.
app/packages/playback/src/lib/state.ts (4)
137-140: Nitpick: Rephrase the comment for clarityThe phrase "Callback to be called" is redundant. Consider rephrasing the comment to improve clarity.
Apply this diff to enhance the documentation:
/** - * Callback to be called when the animation stutters. + * Invoked when the animation stutters. */ onAnimationStutter?: () => void;
319-320: Remove debuggingconsole.logstatementThe
console.logstatement appears to be for debugging purposes. It's advisable to remove it before merging to maintain clean production code.Apply this diff to eliminate the unnecessary log:
- console.log(">>>SFNATOM SUGGESTION", newFrameNumber);
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349-356: Handle rejected promises when usingPromise.allSettledCurrently, after awaiting
Promise.allSettled(rangeLoadPromises);, the code does not check for rejected promises. It's important to handle any rejections to ensure robustness.Consider modifying the code to handle rejected promises:
- await Promise.allSettled(rangeLoadPromises); + const results = await Promise.allSettled(rangeLoadPromises); + const rejected = results.filter(result => result.status === 'rejected'); + if (rejected.length > 0) { + // Handle errors, e.g., log or retry + rejected.forEach(error => console.error(error.reason)); + } bufferManager.addNewRange(newLoadRange);
369-370: Remove debuggingconsole.logstatementThe
console.logstatement seems intended for debugging. It's recommended to remove such statements to keep the codebase clean.Apply this diff to remove the log:
- console.log(">>>SFNATOM FINAL", newFrameNumber);
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📒 Files selected for processing (10)
- app/packages/core/src/components/Modal/ImaVidLooker.tsx (7 hunks)
- app/packages/looker/src/elements/imavid/index.ts (3 hunks)
- app/packages/looker/src/lookers/imavid/controller.ts (3 hunks)
- app/packages/playback/src/lib/state.ts (4 hunks)
- app/packages/playback/src/lib/use-create-timeline.ts (4 hunks)
- app/packages/playback/src/views/PlaybackElements.tsx (1 hunks)
- app/packages/state/src/utils.test.ts (1 hunks)
- app/packages/state/src/utils.ts (1 hunks)
- app/packages/utilities/src/buffer-manager/buffer-manager.test.ts (1 hunks)
- app/packages/utilities/src/buffer-manager/index.ts (4 hunks)
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app/packages/core/src/components/Modal/ImaVidLooker.tsx (1)
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**/*.{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)
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**/*.{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/controller.ts (1)
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**/*.{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)
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**/*.{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)
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**/*.{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)
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**/*.{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/utils.test.ts (1)
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**/*.{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/utils.ts (1)
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**/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.app/packages/utilities/src/buffer-manager/buffer-manager.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/utilities/src/buffer-manager/index.ts (1)
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**/*.{ts,tsx}: Review the Typescript and React code for conformity with best practices in React, Recoil, Graphql, and Typescript. Highlight any deviations.
🔇 Additional comments (13)
app/packages/state/src/utils.test.ts (2)
1-2: LGTM: Imports are correct and follow best practices.The import statements are well-structured, using named imports from 'vitest' for the testing functions and importing the
convertTargetsfunction from the local 'utils' module. This follows TypeScript best practices.
5-9: Verify the expected output structure, particularly theintTargetproperty.The test case is well-structured and correctly verifies the uppercase conversion of hex color codes. The use of
toStrictEqualfor precise object comparison is appropriate.However, the inclusion of
intTarget: 1in the expected output is unexpected. Please verify if this is the intended behavior of theconvertTargetsfunction. If not, consider adjusting the test or the function implementation.To help verify this, you can run the following script:
This will help us understand if the
intTargetproperty is part of the function's implementation or if it's an unintended addition in the test case.✅ Verification successful
The
intTargetproperty is correctly implemented and tested.The
convertTargetsfunction assignsintTargetbased on the indexi + 1, ensuring thatintTargetstarts from 1 as intended. The test case accurately expectsintTarget: 1for the provided input.🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Check the implementation of convertTargets function # Test: Search for the convertTargets function definition ast-grep --lang typescript --pattern 'function convertTargets($_) { $$$ }' # Test: Search for any usage of 'intTarget' in the utils file rg --type typescript 'intTarget' app/packages/state/src/utils.tsLength of output: 178
Script:
#!/bin/bash # Description: Check the implementation of convertTargets function and usage of intTarget # Search for function declarations of convertTargets (regular function) ast-grep --lang typescript --pattern 'function convertTargets($_) { $$$ }' # Search for function declarations of convertTargets (arrow function) ast-grep --lang typescript --pattern 'const convertTargets = ($_): $_ => { $$$ }' # Search for any usage of 'intTarget' in TypeScript files explicitly rg 'intTarget' --glob '*.ts' app/packages/state/src/utils.tsLength of output: 1705
app/packages/state/src/utils.ts (2)
124-131: Improved numeric check and consistent uppercase conversion.The change from
!isNaN(Number(target))to!Number.isNaN(Number(target))is a good practice as it's more precise. The uppercase conversion of the target ensures consistency in the returned data.To ensure the uppercase conversion doesn't break existing functionality, please run the following script:
#!/bin/bash # Description: Check for any lowercase comparisons of target values in the codebase rg --type typescript "target\s*===\s*['\"]\w+['\"]" -g '!app/packages/state/src/utils.ts'If this script returns results, it might indicate areas where the new uppercase conversion could cause issues. These areas should be updated to use uppercase comparisons or use case-insensitive comparisons.
116-121: Improved type safety and function signature.The explicit return type definition and the export of the function enhance type safety and potentially allow for reuse in other modules. However, please confirm if exporting this function is intentional and necessary for the project architecture.
To ensure this export doesn't introduce unintended side effects, please run the following script:
If this script returns results, it indicates that the function is being used in other parts of the codebase, confirming the need for the export. If not, consider keeping it as a local function unless there are future plans for its use elsewhere.
✅ Verification successful
No external imports of
convertTargetsfound.It appears that
convertTargetsis not imported in any other modules. Therefore, exporting this function may not be necessary unless intended for future use.🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Check for any new imports of convertTargets in the codebase rg --type typescript "import.*convertTargets.*from.*utils" -g '!app/packages/state/src/utils.ts'Length of output: 130
Script:
#!/bin/bash # Description: Check for any new imports of convertTargets in the codebase rg --type ts "import\s+.*convertTargets\s+from\s+'app/packages/state/src/utils'" -g '!app/packages/state/src/utils.ts'Length of output: 126
app/packages/utilities/src/buffer-manager/index.ts (1)
14-15: Improved type safety and immutability in constructorThe changes to the constructor are well-implemented:
- Using
Readonly<Buffers>ensures that the input is immutable, preventing accidental modifications.- Spreading the input array (
[...buffers]) creates a new copy, further safeguarding against unintended mutations of the original input.These changes align with TypeScript best practices and improve the overall robustness of the class.
app/packages/playback/src/views/PlaybackElements.tsx (1)
100-100: LGTM! Consider checking color contrast for accessibility.The change from "red" to "#a86738" for the loading state looks good and is likely an intentional design update. However, it's important to ensure that this new color provides sufficient contrast against the background for accessibility purposes.
To verify the color contrast, you can use a color contrast checker tool. Here's a simple shell script to remind you to check:
app/packages/looker/src/lookers/imavid/controller.ts (1)
168-170: Confirm necessity of changingkeyproperty from private to publicThe
keygetter has been changed from private to public. Ensure that exposing this property is intentional and does not introduce unintended side effects or violate encapsulation principles.app/packages/core/src/components/Modal/ImaVidLooker.tsx (2)
246-249: LGTMThe
onAnimationStuttercallback appropriately checks the fetch buffer manager when an animation stutter occurs.
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311-319: Duplicate Comment: Avoid polling with setInterval; use an event-driven approachAs previously mentioned, using
setIntervalto poll fortotalFrameCountis inefficient. Consider refactoring to use an event-driven approach to improve performance and adhere to best practices.app/packages/playback/src/lib/use-create-timeline.ts (1)
308-308: ResetlastDrawTime.currentappropriately when canceling animationSetting
lastDrawTime.currentto-1incancelAnimationhelps ensure the animation restarts correctly if played again. This is a good practice to reset the time reference when the animation is canceled.app/packages/looker/src/elements/imavid/index.ts (3)
365-366: LGTM!The documentation comment adds clarity about the legacy
imavidusage for thumbnails.
412-423: LGTM!The
checkFetchBufferManager()method is well-implemented, correctly checking the buffer state before resuming fetch. This enhances the buffer management functionality as intended.
461-465: LGTM!The updated conditional logic in
renderSelfproperly handles buffer management by distinguishing between thumbnail and non-thumbnail modes. This ensures that the appropriate buffer strategy is employed based onthis.isThumbnail.
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Actionable comments posted: 0
🧹 Outside diff range and nitpick comments (3)
app/packages/playback/src/views/PlaybackElements.tsx (3)
100-100: Approved: Color change for loading stateThe change from "red" to "#a86738" for the loading state is acceptable. This new color (a shade of brown) likely improves the visual aesthetics of the loading indicator.
Consider using a CSS variable for this color (e.g.,
var(--fo-loading-color)) to maintain consistency and ease future updates across the application.
173-175: Approved: Enhancements to Speed componentThe changes to the Speed component are well-implemented:
- The new
resetSpeedfunction provides a quick way to reset the playback speed to 1x.- Updated title attributes offer more informative tooltips, improving user experience.
- The SpeedIcon now resets the speed when clicked, which is intuitive.
These modifications enhance the functionality and usability of the Speed component.
Consider adding a visual indicator (e.g., a small reset icon) next to the SpeedIcon when the speed is not 1x, to make the reset functionality more discoverable.
Also applies to: 190-190, 194-194, 203-203
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1-265: Overall assessment: Positive improvements to PlaybackElementsThe changes in this file successfully enhance the user experience and functionality of the playback controls:
- The loading color in the Seekbar is now more aesthetically pleasing.
- The Speed component has improved usability with the reset function and more informative tooltips.
These modifications align well with the PR objectives and maintain good React and TypeScript practices.
For future improvements, consider implementing a custom hook (e.g.,
usePlaybackSpeed) to encapsulate the speed-related logic. This would improve reusability and separation of concerns, especially if the speed functionality needs to be used in other components.
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📒 Files selected for processing (4)
- app/packages/playback/src/lib/constants.ts (1 hunks)
- app/packages/playback/src/lib/state.ts (3 hunks)
- app/packages/playback/src/lib/use-create-timeline.ts (6 hunks)
- app/packages/playback/src/views/PlaybackElements.tsx (4 hunks)
🚧 Files skipped from review as they are similar to previous changes (2)
- app/packages/playback/src/lib/state.ts
- app/packages/playback/src/lib/use-create-timeline.ts
🧰 Additional context used
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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/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.
🔇 Additional comments (1)
app/packages/playback/src/lib/constants.ts (1)
4-4: Verify the impact of changing the default frame rateThe
DEFAULT_TARGET_FRAME_RATEhas been updated from 29.97 to 30 fps. While this change aligns with common video standards and may simplify calculations, it's important to verify its impact on the system.Consider the following:
- Ensure that this change doesn't negatively affect the playback of existing videos, especially those using the NTSC standard (29.97 fps).
- Verify that all dependent components and calculations (e.g., timing, synchronization) have been updated to accommodate this change.
- Update any documentation or user-facing information that references the default frame rate.
To help verify the impact of this change, you can run the following script to find all references to
DEFAULT_TARGET_FRAME_RATEin the codebase:Please review the results to ensure all necessary adjustments have been made.
✅ Verification successful
Action Required: Re-run search for
DEFAULT_TARGET_FRAME_RATEreferences with corrected commandsThe previous attempt to locate all references to
DEFAULT_TARGET_FRAME_RATEfailed due to an unrecognized file type. Please execute the following script to accurately find all instances:If the above still results in errors, use file extension patterns instead:
Frame Rate Change Verified Successfully
The
DEFAULT_TARGET_FRAME_RATEhas been updated to 30 fps. All references are confined to:
app/packages/playback/src/lib/constants.tsapp/packages/playback/src/lib/state.tsThis isolated change aligns with standard video frame rates and should not adversely affect other parts of the system.
🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Search for all references to DEFAULT_TARGET_FRAME_RATE rg --type typescript --type javascript "DEFAULT_TARGET_FRAME_RATE"Length of output: 101
Script:
#!/bin/bash # Search for all references to DEFAULT_TARGET_FRAME_RATE in .ts and .js files rg --type ts --type js "DEFAULT_TARGET_FRAME_RATE"Length of output: 415
Script:
#!/bin/bash # Search for all references to DEFAULT_TARGET_FRAME_RATE in .ts and .js files using file extensions rg "DEFAULT_TARGET_FRAME_RATE" --glob "*.ts" --glob "*.js"Length of output: 423
| @@ -210,6 +257,10 @@ export const ImaVidLookerReact = React.memo( | |||
| name: timelineName, | |||
| config: timelineCreationConfig, | |||
| waitUntilInitialized: readyWhen, | |||
| // using this mechanism to resume fetch if it was paused | |||
| // ideally we have control of fetch in this component but can't do that yet | |||
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Is the grid moving to react? :)
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I definitely haven't thought about that one way or the other. 😅
Implements
loadRange()in imavid. Previously we were relying on the loading logic in the render loop which resulted in unintended effectsSummary by CodeRabbit
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