import { directoryOpen, fileSave } from "browser-fs-access"

/**
 * Open user directory
 */
export async function openUserDirectory() {
  const options: any = {
    // Set to `true` to recursively open files in all subdirectories, defaults to `false`.
    recursive: true,
    // Open the directory with `"read"` or `"readwrite"` permission, defaults to `"read"`.
    mode: "readwrite",
    // Suggested directory in which the file picker opens. A well-known directory, or a file or directory handle.
    startIn: "documents",
    // By specifying an ID, the user agent can remember different directories for different IDs.
    id: "import-profile",
    // Callback to determine whether a directory should be entered, return `true` to skip.
    skipDirectory: (entry: any) => entry.name[0] === ".",
  }

  return directoryOpen(options)
}

/**
 * Parse user profile config in json format
 *
 * @param file
 */
export async function parseUserProfileConfigFromFileDirectory(file: Blob): Promise<IRawUser> {
  return new Promise((resolve, reject) => {
    let reader = new FileReader()

    reader.readAsText(file)

    reader.onload = function () {
      if (typeof reader.result !== "string") {
        reject("Directory does not contain a valid config.json")
      } else {
        resolve(JSON.parse(reader.result))
      }
    }

    reader.onerror = reject
  })
}