refactor(analytics): limit to 100 most recent video learning events

[jo-elimu]

Issue Number

• Resolves Add VideoLearningEvent #1894

Purpose

• Needed because the page doesn't load when the database query returns hundreds of thousands of events.

Technical Details

Testing Instructions

Screenshots

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Format Checks

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 16 lines in your changes missing coverage. Please review.

Project coverage is 15.96%. Comparing base (334677a) to head (7154c16).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
...eb/analytics/VideoLearningEventListController.java	0.00%	16 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #1950      +/-   ##
============================================
- Coverage     15.97%   15.96%   -0.01%     
  Complexity      482      482              
============================================
  Files           257      257              
  Lines          7852     7856       +4     
  Branches        808      809       +1     
============================================
  Hits           1254     1254              
- Misses         6548     6552       +4     
  Partials         50       50              

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[coderabbitai]

Caution

Review failed

The pull request is closed.

Walkthrough

The pull request introduces significant changes to the VideoLearningEventListController and the associated JSP file for displaying video learning events. Key modifications include updating how video learning events are logged and displayed, transitioning from monthly to weekly data aggregation, and enhancing the model attributes to reflect these changes. The JSP file has been updated to visualize the new weekly data structure, including a new CSV export feature.

Changes

File Path	Change Summary
src/main/java/ai/elimu/web/analytics/VideoLearningEventListController.java	- Updated handleRequest to log videoLearningEvents size. - Added videoLearningEventCount attribute. - Changed event aggregation from monthly to weekly. - Renamed monthList to weekList and adjusted date formatting.
src/main/webapp/WEB-INF/jsp/analytics/video-learning-event/list.jsp	- Updated title to display ${videoLearningEventCount}. - Changed chart data iteration from ${monthList} to ${weekList}. - Added CSV export button and toast notification.

Assessment against linked issues

Objective	Addressed	Explanation
Add REST API endpoint	❌	No REST API endpoint changes were made in this PR.
Include unit tests	❌	No unit tests were added or modified in this PR.
Input validation for the uploaded file	❌	No changes related to input validation were made.
Add JPA @Entity	❌	No JPA entity changes were introduced in this PR.
Create scheduled task importing CSVs to database	❓	No clear indication of CSV import task changes.
Update analytics dashboard	✅	Changes to the analytics dashboard were made.

Possibly related PRs

• feat: scheduled task for importing video learning events #1921: The VideoLearningEventImportScheduler class is related as it implements a scheduled task for importing video learning events, which aligns with the changes in the VideoLearningEventListController that now processes events based on their timestamps.
• feat(analytics): add video learning events to dashboard #1923: This PR enhances the analytics dashboard to include video learning events, which is directly related to the modifications in the VideoLearningEventListController that manage and display these events.
• fix(analytics): order by timestamp #1926: The changes in this PR to order video learning events by timestamp are relevant as they affect how events are retrieved and displayed in the VideoLearningEventListController.
• test(analytics): ui test for video learning events #1931: The UI tests for video learning events ensure that the functionality introduced in the VideoLearningEventListController is working as intended, making it relevant to the main PR.

Suggested reviewers

• jpatel3
• vrudas
• alexander-kuruvilla
• Souvik-Cyclic

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