import { existsSync } from "node:fs"
import { join } from "node:path"

const KNOWN_WORKSPACE_MANUALS_ROOT =
  "/Users/matthewcall/Documents/VS Code Projects/Rocky Mountain Vending/manuals-data"

function resolveManualsDataRoot() {
  const candidates = [
    process.env.MANUALS_DATA_ROOT,
    join(process.cwd(), "..", "manuals-data"),
    KNOWN_WORKSPACE_MANUALS_ROOT,
  ].filter(Boolean) as string[]

  for (const candidate of candidates) {
    if (existsSync(candidate)) {
      return candidate
    }
  }

  return join(process.cwd(), "..", "manuals-data")
}

export function getManualsDataRoot() {
  return resolveManualsDataRoot()
}

export function getManualsFilesRoot() {
  return join(resolveManualsDataRoot(), "manuals")
}

export function getManualsThumbnailsRoot() {
  return join(resolveManualsDataRoot(), "thumbnails")
}

export function getManualsMetadataRoot() {
  return join(resolveManualsDataRoot(), "data")
}

export function getManualsManufacturerInfoRoot() {
  return join(resolveManualsDataRoot(), "manufacturer-info")
}