Function getPlanSlug

src/utils/plans.ts:36–53

(sessionId?: SessionId)

 * If a plan file with the generated slug already exists, retries up to 10 times.
 */
export function getPlanSlug(sessionId?: SessionId): string {
  const id = sessionId ?? getSessionId()
  const cache = getPlanSlugCache()
  let slug = cache.get(id)
  if (!slug) {
    const plansDir = getPlansDirectory()
    // Try to find a unique slug that doesn't conflict with existing files
    for (let i = 0; i < MAX_SLUG_RETRIES; i++) {
      slug = generateWordSlug()
      const filePath = join(plansDir, `${slug}.md`)
      if (!getFsImplementation().existsSync(filePath)) {
        break
      }
    }
    setPlanSlugCacheEntry(id, slug!)
  }
  return slug!
}

/**
 * Set a specific plan slug for a session (used when resuming a session)