@use 'sass:map';
@use '../config' as *;

/// Get spacer value from $settings map.
/// @param {string} $key - The key name.
/// @return {string} - The value of the key.
/// @throws {error} - If the key doesn't exist.
@function setting(
  $key,
  $group: null
) {
  @if $group {
    @if not map.has-key($settings, $group) {
      @error 'The #{$group} key name doesn\'t exist at the $settings map.';
    }

    @if not map.has-key(map.get($settings, $group), $key) {
      @error 'The #{$key} key name doesn\'t exist at the #{$group} map.';
    }

    @return map.get(map.get($settings, $group), $key);
  }

  @if not map.has-key($settings, $key) {
    @error 'The #{$key} key name doesn\'t exist at the $settings map.';
  }

  @return map.get($settings, $key);
}