Function getActivityAfter

browse/src/activity.ts:161–190

(afterId: number)

 * Returns entries and gap info if the buffer has overflowed.
 */
export function getActivityAfter(afterId: number): {
  entries: ActivityEntry[];
  gap: boolean;
  gapFrom?: number;
  availableFrom?: number;
  totalAdded: number;
} {
  const total = activityBuffer.totalAdded;
  const allEntries = activityBuffer.toArray();

  if (afterId === 0) {
    return { entries: allEntries, gap: false, totalAdded: total };
  }

  // Check for gap: if afterId is too old and has been evicted
  const oldestId = allEntries.length > 0 ? allEntries[0].id : nextId;
  if (afterId < oldestId) {
    return {
      entries: allEntries,
      gap: true,
      gapFrom: afterId + 1,
      availableFrom: oldestId,
      totalAdded: total,
    };
  }

  // Filter to entries after the cursor
  const filtered = allEntries.filter(e => e.id > afterId);
  return { entries: filtered, gap: false, totalAdded: total };
}

/**
 * Get the N most recent activity entries.