import { extname } from "../../deps/std.ts";

/** Convert slugs to labels */
export function labelify(slug: string) {
  // Remove extension
  const ext = extname(slug);
  if (ext) {
    slug = slug.slice(0, -ext.length);
  }

  // Capitalize first letter
  slug = slug[0].toUpperCase() + slug.slice(1);

  // Replace dashes with spaces
  slug = slug.replace(/[-_]/g, " ");

  // Replace camelCase with spaces
  slug = slug.replace(/([a-z])([A-Z])/g, "$1 $2");

  return slug;
}

/** Convert labels to slugs */
export function slugify(text: string) {
  return text
    .toLowerCase()
    .replace(/[<>:"\\|?*#]+/g, "-")
    .replace(/[\s-]+/g, "-");
}

/** Check if a value is empty */
export function isEmpty(value: unknown) {
  if (value === null || value === undefined) {
    return true;
  }

  if (typeof value === "string" && value.trim() === "") {
    return true;
  }

  return false;
}