saltfish/dist/utils/progressUtils.d.ts

An interactive video-guided tour system for web applications

/**
 * Maximum age in milliseconds for saved progress to be considered valid
 * Progress older than this will be ignored and playlists will start from beginning
 */
export declare const MAX_PROGRESS_AGE_MS = 6000;
/**
 * Parses a timestamp from various formats (Firestore, number, etc.)
 * @param progressData - The progress data object containing timestamp information
 * @returns Timestamp in milliseconds, or null if no valid timestamp found
 */
export declare function parseProgressTimestamp(progressData: any): number | null;
/**
 * Checks if saved progress is recent enough to be used for resuming playback
 * @param progressData - The progress data object containing timestamp information
 * @param maxAgeMs - Maximum age in milliseconds (defaults to MAX_PROGRESS_AGE_MS)
 * @returns Object with isValid boolean and ageMs number
 */
export declare function isProgressRecent(progressData: any, maxAgeMs?: number): {
    isValid: boolean;
    ageMs: number | null;
    timestampMs: number | null;
};
/**
 * Logs progress validation details for debugging
 * @param playlistId - The playlist ID being checked
 * @param progressData - The progress data object
 * @param context - Context string for the log (e.g., 'PlaylistLoader', 'PlayerInitializationService')
 */
export declare function logProgressValidation(playlistId: string, progressData: any, context: string): void;
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