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Learning path
: Add discussion section to lecture unit and exercises
#9264
Learning path
: Add discussion section to lecture unit and exercises
#9264
Conversation
…c.ts and course-lecture-details.component.spec.ts
WalkthroughThe changes involve restructuring components related to lecture units, discussion sections, and course exercise details in an Angular application. Key modifications include introducing computed properties for managing communication settings, enhancing the Changes
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Biome
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Actionable comments posted: 8
Outside diff range comments (4)
src/main/webapp/app/overview/exercise-details/course-exercise-details.module.ts (1)
Line range hint
1-78
: Overall module structure review.The module structure adheres to Angular style guidelines. However, there are a few suggestions for improvement:
- Consider grouping related imports together (e.g., Angular core imports, shared modules, feature modules).
- The imports array in the @NgModule decorator is quite long. Consider breaking it into logical groups with comments for better readability.
- Use consistent naming conventions for modules. Some modules use the "Artemis" prefix while others don't. Consider standardizing this across the project.
Example of grouped imports:
// Angular core imports import { NgModule } from '@angular/core'; import { RouterModule, Routes } from '@angular/router'; // Shared modules import { ArtemisSharedModule } from 'app/shared/shared.module'; import { ArtemisSidePanelModule } from 'app/shared/side-panel/side-panel.module'; // ... other shared modules ... // Feature modules import { ArtemisProgrammingExerciseInstructionsRenderModule } from 'app/exercises/programming/shared/instructions-render/programming-exercise-instructions-render.module'; // ... other feature modules ... // Components import { CourseExerciseDetailsComponent } from 'app/overview/exercise-details/course-exercise-details.component'; // ... other component imports ...src/main/webapp/app/overview/course-lectures/course-lecture-details.component.ts (3)
Line range hint
30-138
: Consider implementing lazy loading for LectureUnit components.To improve performance, especially for courses with many lecture units, consider implementing lazy loading for the LectureUnit components.
You can use Angular's built-in lazy loading feature to load LectureUnit components on demand. This can be achieved by creating a separate module for each LectureUnit type and using the
loadChildren
property in the routing configuration.
Line range hint
67-138
: Enhance error handling and user feedback.The current error handling in the
loadData
method could be improved to provide more specific feedback to the user.Consider implementing a custom error handling service that can provide more detailed error messages based on the type of error encountered. For example:
private handleError(error: HttpErrorResponse): void { let errorMessage = 'An error occurred while loading the lecture data.'; if (error.status === 404) { errorMessage = 'The requested lecture could not be found.'; } else if (error.status === 403) { errorMessage = 'You do not have permission to access this lecture.'; } this.alertService.error(errorMessage); }Then, update the error handling in the
loadData
method:error: (errorResponse: HttpErrorResponse) => this.handleError(errorResponse),Tools
Biome
[error] 105-105: Forbidden non-null assertion.
Unsafe fix: Replace with optional chain operator ?. This operator includes runtime checks, so it is safer than the compile-only non-null assertion operator
(lint/style/noNonNullAssertion)
Line range hint
1-138
: Consider implementing caching for lecture data.To improve performance and reduce server load, consider implementing a caching mechanism for lecture data.
You can use Angular's
HttpInterceptor
to implement a caching strategy for GET requests to the lecture endpoint. This would allow you to serve cached data when available and only fetch from the server when necessary.Here's a basic example of how you might implement this:
import { Injectable } from '@angular/core'; import { HttpEvent, HttpInterceptor, HttpHandler, HttpRequest, HttpResponse } from '@angular/common/http'; import { Observable, of } from 'rxjs'; import { tap } from 'rxjs/operators'; @Injectable() export class CachingInterceptor implements HttpInterceptor { private cache = new Map<string, HttpResponse<any>>(); intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> { if (req.method !== 'GET') { return next.handle(req); } const cachedResponse = this.cache.get(req.url); if (cachedResponse) { return of(cachedResponse.clone()); } return next.handle(req).pipe( tap(event => { if (event instanceof HttpResponse) { this.cache.set(req.url, event.clone()); } }) ); } }Remember to clear the cache when appropriate, such as when a user logs out or when lecture data is updated.
...arning-paths/components/learning-path-lecture-unit/learning-path-lecture-unit.component.html
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...arning-paths/components/learning-path-lecture-unit/learning-path-lecture-unit.component.html
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src/main/webapp/app/overview/course-lectures/course-lecture-details.module.ts
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...learning-paths/components/learning-path-lecture-unit/learning-path-lecture-unit.component.ts
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src/main/webapp/app/overview/exercise-details/course-exercise-details.module.ts
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...script/spec/component/learning-paths/components/learning-path-lecture-unit.component.spec.ts
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...script/spec/component/learning-paths/components/learning-path-lecture-unit.component.spec.ts
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src/main/webapp/app/overview/discussion-section/discussion-section.component.ts
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Code looks good 👍 I think getting rid of the outlet makes sense
I found one possible simplification & have one more optional comment
...t/javascript/spec/component/overview/discussion-section/discussion-section.component.spec.ts
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...learning-paths/components/learning-path-lecture-unit/learning-path-lecture-unit.component.ts
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Actionable comments posted: 2
...arning-paths/components/learning-path-lecture-unit/learning-path-lecture-unit.component.html
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Actionable comments posted: 1
...avascript/spec/component/overview/exercise-details/course-exercise-details.component.spec.ts
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reapprove after additional test were added
...script/spec/component/learning-paths/components/learning-path-lecture-unit.component.spec.ts
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…earning-path-lecture-unit.component.spec.ts Co-authored-by: Patrik Zander <[email protected]>
…earning-path-lecture-unit.component.spec.ts Co-authored-by: Patrik Zander <[email protected]>
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Added tests and rest of the changes to the code look good to me, reapproval
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Actionable comments posted: 1
it('should set current learning object completion', async () => { | ||
const completeLectureUnitSpy = jest | ||
.spyOn(lectureUnitService, 'completeLectureUnit') | ||
.mockImplementationOnce((lecture: Lecture, completionEvent: LectureUnitCompletionEvent) => (completionEvent.lectureUnit.completed = completionEvent.completed)); |
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Refactor assignment within expression.
The assignment within the expression in the mock implementation of completeLectureUnit
can lead to confusion. It's generally a good practice to separate side effects from expressions to improve code clarity and maintainability.
Consider refactoring the mock implementation as follows:
.mockImplementationOnce((lecture: Lecture, completionEvent: LectureUnitCompletionEvent) => {
completionEvent.lectureUnit.completed = completionEvent.completed;
return completionEvent;
});
Tools
Biome
[error] 138-138: The assignment should not be in an expression.
The use of assignments in expressions is confusing.
Expressions are often considered as side-effect free.(lint/suspicious/noAssignInExpressions)
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Tested on TS3 lectures aswell as exercises show communication in Learning path view
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Re-approve
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Maintainer approved
Checklist
General
Client
Motivation and Context
This PR adds the discussion section to lecture units and exercises in the student's learning path view.
Description
The discussion section (communication feature) is now displayed alongside lecture units and exercises in the student's learning path view. Instead of the router-based approach previously used in the course details view, the discussion section component is now integrated directly to simplify the implementation.
Steps for Testing
Prerequisites:
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Summary by CodeRabbit
Summary by CodeRabbit
New Features
Refactor
Tests