@import '../theme';
@import '../../mixins/shadows';

@aui-dropdown-bg-color: @ak-color-N0;
@aui-dropdown-border-color: @ak-color-N40; // to match the lightness of the faux border in the "z200" shadow
@aui-dropdown-border-radius: @aui-border-radius-small;

// space between a dropdown trigger and the dropdown itself
@aui-dropdown-trigger-offset: 3px;

// amount of space between a dropdown item and an item group border
@aui-dropdown-group-spacing: 3px;

// dropdown item attributes
@aui-dropdown-option-font-size: @aui-font-size-medium; // It is assumed that the font-size is inherited from body.

@aui-dropdown-option-effective-height: 30px;
@aui-dropdown-option-spacing-horizontal: 10px;
@aui-dropdown-option-spacing-vertical: 7px;

@aui-dropdown-option-text-color: @aui-button-default-text-color;
@aui-dropdown-option-bg-color: transparent;

@aui-dropdown-option-hover-text-color: @aui-button-default-text-color;
@aui-dropdown-option-hover-bg-color: @ak-color-N30;

@aui-dropdown-option-active-text-color: @aui-button-default-active-text-color;
@aui-dropdown-option-active-bg-color: @aui-button-default-active-bg-color;

@aui-dropdown-option-disabled-text-color: @ak-color-N100;

#aui-dropdowns {
    .aui-dropdown-style() {
        #aui.shadow.z200();
        background: @aui-dropdown-bg-color;
        border: 0 solid @aui-dropdown-border-color;
        border-radius: @aui-dropdown-border-radius;
        color: @aui-dropdown-option-text-color;
    }

    // See also: #aui-nav.item-base();
    .aui-dropdown-item-base(@height: @aui-dropdown-option-effective-height) {
        box-sizing: content-box;
        // This *cannot* be changed to flexbox until a major version.
        // Plain-text often ends up in these items alongside elements that are currently floated;
        // it wouldn't be possible to re-arrange them correctly using flexbox.
        display: block;
        // the line-height + padding adds up to an effective 30px height for the element,
        // but the inner content box is only 16px tall. This enables things like
        // lozenges and small icons to line up correctly with the text, without explicit treatment.
        // this is assumed and exploited in most dropdowns for either avatars or radio/checkbox glyphs.
        line-height: unit((@height - (2 * @aui-dropdown-option-spacing-vertical)) / @aui-dropdown-option-font-size);
        padding: @aui-dropdown-option-spacing-vertical @aui-dropdown-option-spacing-horizontal;
    }

    .aui-dropdown-item-style(normal) {
        background-color: @aui-dropdown-option-bg-color;
        color: @aui-dropdown-option-text-color;
        text-decoration: none;
        cursor: pointer;
    }

    .aui-dropdown-item-style(hover) {
        background-color: @aui-dropdown-option-hover-bg-color;
        color: @aui-dropdown-option-hover-text-color;
    }

    .aui-dropdown-item-style(active) {
        background-color: @aui-dropdown-option-active-bg-color;
        color: @aui-dropdown-option-active-text-color;
    }

    .aui-dropdown-item-style(disabled) {
        background-color: transparent;
        color: @aui-dropdown-option-disabled-text-color;
        cursor: not-allowed;
        text-decoration: none;
    }
}