[Client] Integrate Course Service with the Frontend Client #60
Description
📝 Description
Integrate the complete course service functionality with the frontend client to provide full course management capabilities. This includes search, course retrieval, enrollment management, progress tracking, bookmarking, and course updates.
🎯 Expected Behavior
Core Course Operations:
- Search Courses - Advanced search with filters (title, instructor, level, language, skill, category)
- Get Courses - Fetch public courses for guests, all courses for authenticated users
- Get Course Details - Retrieve full course information with modules and lessons
- Enroll/Unenroll - Course enrollment management for authenticated users
- Bookmark/Unbookmark - Save and manage favorite courses
- Update Progress - Track and update course completion progress
- Update User - Reflect user changes in course progress and enrollments
- Update Course - Course content and metadata updates (admin/instructor)
- Note Course - Add feedback
Authentication-Aware Functionality:
- Public Access - Search and view public courses without authentication
- Authenticated Features - Full functionality for logged-in users
- Role-Based Access - Different capabilities for students, instructors, admins