Function getAutoModeAttachmentTurnCount

src/utils/attachments.ts:1281–1319

(messages: Message[])

}

function getAutoModeAttachmentTurnCount(messages: Message[]): {
  turnCount: number
  foundAutoModeAttachment: boolean
} {
  let turnsSinceLastAttachment = 0
  let foundAutoModeAttachment = false

  // Iterate backwards to find most recent auto_mode attachment.
  // Count HUMAN turns (non-meta, non-tool-result user messages), not assistant
  // messages — the tool loop in query.ts calls getAttachmentMessages on every
  // tool round, so a single human turn with 100 tool calls would fire ~20
  // reminders if we counted assistant messages. Auto mode's target use case is
  // long agentic sessions, where this accumulated 60-105× per session.
  for (let i = messages.length - 1; i >= 0; i--) {
    const message = messages[i]

    if (
      message?.type === 'user' &&
      !message.isMeta &&
      !hasToolResultContent(message.message.content)
    ) {
      turnsSinceLastAttachment++
    } else if (
      message?.type === 'attachment' &&
      message.attachment.type === 'auto_mode'
    ) {
      foundAutoModeAttachment = true
      break
    } else if (
      message?.type === 'attachment' &&
      message.attachment.type === 'auto_mode_exit'
    ) {
      // Exit resets the throttle — treat as if no prior attachment exists
      break
    }
  }

  return { turnCount: turnsSinceLastAttachment, foundAutoModeAttachment }
}

/**
 * Count auto_mode attachments since the last auto_mode_exit (or from start if no exit).