Function loadMessagesFromJsonlPath

src/utils/conversationRecovery.ts:416–440

(path: string)

 * conversation's end.
 */
export async function loadMessagesFromJsonlPath(path: string): Promise<{
  messages: SerializedMessage[]
  sessionId: UUID | undefined
}> {
  const { messages: byUuid, leafUuids } = await loadTranscriptFile(path)
  let tip: (typeof byUuid extends Map<UUID, infer T> ? T : never) | null = null
  let tipTs = 0
  for (const m of byUuid.values()) {
    if (m.isSidechain || !leafUuids.has(m.uuid)) continue
    const ts = new Date(m.timestamp).getTime()
    if (ts > tipTs) {
      tipTs = ts
      tip = m
    }
  }
  if (!tip) return { messages: [], sessionId: undefined }
  const chain = buildConversationChain(byUuid, tip)
  return {
    messages: removeExtraFields(chain),
    // Leaf's sessionId — forked sessions copy chain[0] from the source
    // transcript, so the root retains the source session's ID. Matches
    // loadFullLog's mostRecentLeaf.sessionId.
    sessionId: tip.sessionId as UUID | undefined,
  }
}

/**
 * Loads a conversation for resume from various sources.