@use 'str-replace-all' as *;
@use 'str-replace' as *;

@use 'sass:string';
@use 'sass:list';

// @todo Fix this. It doesn't work right for consecutive capitals. i.e. VZCool, you would expect vz-cool, not v-z-cool.

/// Slugify function
/// @access public
/// @param {String} $file - Any string input.
/// @return {String} - A simplified string output.
/// @require {function} str-replace-all

@function str-case($string, $type: 'kebab') {
  $alphabet-upper: 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U','V', 'W', 'X', 'Y', 'Z';
  $alphabet-lower: 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z';
  $special-characters: '.', ';', '/', '\\', '(', ')', '"', '\'', ':', ',', '<', '>', '~', '!', '@', '#', '$', '%', '^', '*', '|', '+', '=', '[', ']', '{', '}', '`', '?', '®', '²', '™';

  @if ($type == 'kebab') {
    $replace-with-dash: '_', ' ', '---', '--';

    @each $character in $alphabet-upper {
      @if (string.index(#{$string}, #{$character}) == 1) {
        $string: #{str-replace($string, $character, list.nth($alphabet-lower, list.index($alphabet-upper, $character)))};
      } @else {
        $string: #{str-replace-all($string, $character, '-#{list.nth($alphabet-lower, list.index($alphabet-upper, $character))}')};
      }
    }

    @each $character in $special-characters {
      $string: #{str-replace-all($string, $character)};
    }

    @each $character in $replace-with-dash {
      $string: #{str-replace-all($string, $character, '-')};
    }

    $string: #{str-replace-all($string, '&', 'and')};
  }
  
  @return $string;
}
