Function handleSessionFileAccess

src/utils/sessionFileAccessHooks.ts:146–230

* PostToolUse callback to log session file access events.

(
  input: HookInput,
  _toolUseID: string | null,
  _signal: AbortSignal | undefined,
)

 * PostToolUse callback to log session file access events.
 */
async function handleSessionFileAccess(
  input: HookInput,
  _toolUseID: string | null,
  _signal: AbortSignal | undefined,
): Promise<HookJSONOutput> {
  if (input.hook_event_name !== 'PostToolUse') return {}

  const fileType = getSessionFileTypeFromInput(
    input.tool_name as string,
    input.tool_input as string,
  )

  const subagentName = getSubagentLogName()
  const subagentProps = subagentName ? { subagent_name: subagentName } : {}

  if (fileType === 'session_memory') {
    logEvent('tengu_session_memory_accessed', { ...subagentProps })
  } else if (fileType === 'session_transcript') {
    logEvent('tengu_transcript_accessed', { ...subagentProps })
  }

  // Memdir access tracking
  const filePath = getFilePathFromInput(
    input.tool_name as string,
    input.tool_input as string,
  )
  if (filePath && isAutoMemFile(filePath)) {
    logEvent('tengu_memdir_accessed', {
      tool: input.tool_name as AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS,
      ...subagentProps,
    })

    switch (input.tool_name) {
      case FILE_READ_TOOL_NAME:
        logEvent('tengu_memdir_file_read', { ...subagentProps })
        break
      case FILE_EDIT_TOOL_NAME:
        logEvent('tengu_memdir_file_edit', { ...subagentProps })
        break
      case FILE_WRITE_TOOL_NAME:
        logEvent('tengu_memdir_file_write', { ...subagentProps })
        break
    }
  }

  // Team memory access tracking
  if (feature('TEAMMEM') && filePath && teamMemPaths!.isTeamMemFile(filePath)) {
    logEvent('tengu_team_mem_accessed', {
      tool: input.tool_name as AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS,
      ...subagentProps,
    })

    switch (input.tool_name) {
      case FILE_READ_TOOL_NAME:
        logEvent('tengu_team_mem_file_read', { ...subagentProps })
        break
      case FILE_EDIT_TOOL_NAME:
        logEvent('tengu_team_mem_file_edit', { ...subagentProps })