Function replayMessage

packages/opencode/src/cli/cmd/run/session-replay.ts:153–231

(
  data: SessionData,
  message: SessionMessages[number],
  thinking: boolean,
  config: ReplayConfig,
)

}

function replayMessage(
  data: SessionData,
  message: SessionMessages[number],
  thinking: boolean,
  config: ReplayConfig,
): ReplayMessage {
  if (message.info.role === "user") {
    const prompt = messagePrompt(message)
    if (!prompt.text.trim()) {
      return {
        commits: [],
      }
    }

    return {
      commits: [
        {
          kind: "user",
          text: prompt.text,
          phase: "start",
          source: "system",
          messageID: message.info.id,
        },
      ],
    }
  }

  const commits: StreamCommit[] = []
  let patch: FooterPatch | undefined

  const info = apply(
    data,
    {
      id: `bootstrap:message:${message.info.id}`,
      type: "message.updated",
      properties: {
        sessionID: message.info.sessionID,
        info: message.info,
      },
    },
    message.info.sessionID,
    thinking,
    config.limits,
  )
  commits.push(...info.commits)
  patch = mergePatch(patch, info.footer?.patch)

  for (const part of message.parts) {
    const next = apply(
      data,
      {
        id: `bootstrap:part:${part.id}`,
        type: "message.part.updated",
        properties: {
          sessionID: part.sessionID,
          part,
          time: 0,
        },