// Copyright (c) Alaska Air. All right reserved. Licensed under the Apache-2.0 license
// See LICENSE in the project root for license information.

// ---------------------------------------------------------------------
// Variables are defined by baseline Design Tokens

@import '../utilityVariables/spacing-options';
@import '../utilityFunctions/capitalize';
@import '../utilityFunctions/map-deep-get';
@import '../utilityVariables/important';
@import '../libSupport/manageScope';

/* stylelint-disable scss/no-global-function-names */

$auro-inset-directions: '', --stretch, --squish !default;
$auro-inset-spacing-options: $auro-spacing-options !default;

/// This mixin is designed to return a series of pre-defined selectors based on the inset spacing design spec
///
/// DO NOT execute mixin, this is already included with the import of the file dependency
///
/// **Dependency:** `$npm i alaskaairux/design-tokens`
/// @group utility-layout
/// @param {String} $auro-inset-directions ["", --stretch, --squish] defines value
/// @param {String} $auro-inset-spacing-options [none, xxxs, xxs, xs, sm, md, lg, xl, xxl, xxxl] defines value applied
/// @example css - Example output css
///  .util_insetXxxs {
///    padding: 0.125rem;
///  }
///  .util_insetXxxs--stretch {
///    padding: calc(0.125rem * 2) 0.125rem;
///  }
///  .util_insetXxxs--squish {
///    padding: 0 0.125rem;
///  }
/// @example scss - import dependencies
///   @import "./node_modules/@alaskaairux/design-tokens/dist/tokens/SCSSVariableMap";
///   @import "./node_modules/@alaskaairux/webcorestylesheets/dist/utilityMixins/insetUtility";
/// @example scss - import with custom over-rides
///   $auro-inset-spacing-options: xxxs;
///   $auro-inset-directions:'';
///   @import "./node_modules/@alaskaairux/design-tokens/dist/tokens/SCSSVariableMap";
///   @import "./node_modules/@alaskaairux/webcorestylesheets/dist/utilityMixins/insetUtility";

@mixin auro_inset($directions: $auro-inset-directions, $values: $auro-inset-spacing-options) {
  @each $value in $values {
    $map: map-keys($tokens);
    $mapValue: auro_map-deep-get($tokens, #{$map}, $value);
    $squish-string: null;
    $stretch-string: null;


    @if $value == 'none' {
      $squish-string: 0 $important;
      $stretch-string: 0 $important;
      $mapValue: 0;
    } @else if $value == 'xxxs' {
      $squish-string: 0 $mapValue $important;
      $stretch-string: calc(#{$mapValue} * 2) $mapValue $important;
    } @else {
      $squish-string: calc(#{$mapValue} / 2) $mapValue $important;
      $stretch-string: calc(#{$mapValue} * 1.5) $mapValue $important;
    }

    @if auro_contains($values, $value) {
      @if not index($values, $value) {
        @error 'INVALID, `#{$value}` is not known, please choose from options, [#{$values}]';
      }

      @if $value == 'none' {
        #{$scope}.#{$prefix}util_inset#{auro_capitalize($value)} {
          padding: $mapValue $important;
        }
      } @else {
        @for $i from 1 through length($directions) {
          $direction: nth($directions, $i);

          #{$scope}.#{$prefix}util_inset#{auro_capitalize($value)}#{$direction} {
            @if $direction == '' {
              padding: $mapValue $important;
            } @else if  $direction == '--squish' {
              padding: $squish-string;
            } @else if  $direction == '--stretch' {
              padding: $stretch-string;
            }
          }
        }
      }
    }
  }
}

@include auro_inset();