Function getDirectoriesToProcess

src/utils/attachments.ts:1709–1742

(
  targetPath: string,
  originalCwd: string,
)

 * @returns Object with nestedDirs and cwdLevelDirs arrays, both ordered from parent to child
 */
export function getDirectoriesToProcess(
  targetPath: string,
  originalCwd: string,
): { nestedDirs: string[]; cwdLevelDirs: string[] } {
  // Build list of directories from original CWD to targetPath's directory
  const targetDir = dirname(resolve(targetPath))
  const nestedDirs: string[] = []
  let currentDir = targetDir

  // Walk up from target directory to original CWD
  while (currentDir !== originalCwd && currentDir !== parse(currentDir).root) {
    if (currentDir.startsWith(originalCwd)) {
      nestedDirs.push(currentDir)
    }
    currentDir = dirname(currentDir)
  }

  // Reverse to get order from CWD down to target
  nestedDirs.reverse()

  // Build list of directories from root to CWD (for conditional rules only)
  const cwdLevelDirs: string[] = []
  currentDir = originalCwd

  while (currentDir !== parse(currentDir).root) {
    cwdLevelDirs.push(currentDir)
    currentDir = dirname(currentDir)
  }

  // Reverse to get order from root to CWD
  cwdLevelDirs.reverse()

  return { nestedDirs, cwdLevelDirs }
}

/**
 * Converts memory files to attachments, filtering out already-loaded files.