import type { LearningModule, Lesson, LessonStatus } from './types.js';
/** Calculate path progress as a percentage (0-100, 2 decimal places) */
export declare function calculatePathProgress(totalLessons: number, completedCount: number): number;
/** Check if a path is complete (progress >= 100) */
export declare function isPathComplete(progress: number): boolean;
/** Get the next incomplete lesson in curriculum order */
export declare function getNextLesson(modules: LearningModule[], lessons: Lesson[], completedLessonIds: Set<string>): Lesson | null;
/** Get the status of a specific lesson */
export declare function getLessonStatus(lessonId: string, modules: LearningModule[], lessons: Lesson[], completedLessonIds: Set<string>): LessonStatus;
/** Get completion percentage per module */
export declare function getCompletionPercentageByModule(modules: LearningModule[], lessons: Lesson[], completedLessonIds: Set<string>): Map<string, number>;
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