Interface UserLearningProgress

interface UserLearningProgress {
    averageQuizScore?: number;
    courses: CourseProgress[];
    coursesCompleted: number;
    coursesInProgress: number;
    coursesNotStarted: number;
    lastLearningDate?: Date;
    learningStreak?: number;
    mostActiveDay?: string;
    overallProgressPercentage: number;
    preferredLearningTime?: string;
    totalCertificatesEarned: number;
    totalCourses: number;
    totalTimeSpent: number;
    userEmail: string;
    userId: string;
}