// Foundation for Sites by ZURB
// foundation.zurb.com
// Licensed under MIT Open Source

////
/// @group xy-grid
////

/// Create gutters for a cell/container.
///
/// @param {Number|Map} $gutters [$grid-margin-gutters] - Map or single value for gutters.
/// @param {Keyword} $gutter-type [margin] - Type of gutter to output. Accepts either margin or padding.
/// @param {List} $gutter-position [right left] - The position to apply gutters to. Accepts `top`, `bottom`, `left`, `right` in any combination.
/// @param {Boolean} $negative [false] - Whether to apply the gutter as a negative value. Commonly used for nested grids.
@mixin xy-gutters($gutters: $grid-margin-gutters, $gutter-type: margin, $gutter-position: right left, $negative: false) {
    $operator: if($negative, '-', '');
    $gutter-type: if($negative, 'margin', $gutter-type);

    @if (type-of($gutters) == 'map') {
        @include -zf-breakpoint-value(auto, $gutters) {
            $gutter: $-zf-bp-value / 2;

            @each $value in $gutter-position {
                #{$gutter-type}-#{$value}: unquote("#{$operator}#{$gutter}");
            }
        }
    } @else if (type-of($gutters) == 'number') {
        $gutter: $gutters / 2;

        @each $value in $gutter-position {
            #{$gutter-type}-#{$value}: unquote("#{$operator}#{$gutter}");
        }
    }
}