// Name:            Tab
// Description:     Component to create a tabbed navigation
//
// Component:       `uk-tab`
//
// Modifiers:       `uk-tab-bottom`
//                  `uk-tab-left`
//                  `uk-tab-right`
//
// States:          `uk-active`
//                  `uk-disabled`
//
// ========================================================================


// Variables
// ========================================================================

$tab-margin-horizontal:                   20px !default;

$tab-item-padding-horizontal:             10px !default;
$tab-item-padding-vertical:               5px !default;
$tab-item-color:                          $global-muted-color !default;
$tab-item-hover-color:                    $global-color !default;
$tab-item-hover-text-decoration:          none !default;
$tab-item-active-color:                   $global-emphasis-color !default;
$tab-item-disabled-color:                 $global-muted-color !default;


/* ========================================================================
   Component: Tab
 ========================================================================== */

/*
 * 1. Allow items to wrap into the next line
 * 2. Gutter
 * 3. Reset list
 */

.uk-tab {
    display: flex;
    /* 1 */
    flex-wrap: wrap;
    /* 2 */
    margin-left: (-$tab-margin-horizontal);
    /* 3 */
    padding: 0;
    list-style: none;
    @if(mixin-exists(hook-tab)) {@include hook-tab();}
}

/*
 * 1. Space is allocated solely based on content dimensions: 0 0 auto
 * 2. Gutter
 * 3. Create position context for dropdowns
 */

.uk-tab > * {
    /* 1 */
    flex: none;
    /* 2 */
    padding-left: $tab-margin-horizontal;
    /* 3 */
    position: relative;
}


/* Items
 ========================================================================== */

/*
 * Items must target `a` elements to exclude other elements (e.g. dropdowns)
 * 1. Center text if a width is set
 * 2. Style
 */

.uk-tab > * > a {
    /* 1 */
    display: block;
    text-align: center;
    /* 2 */
    padding: $tab-item-padding-vertical $tab-item-padding-horizontal;
    color: $tab-item-color;
    @if(mixin-exists(hook-tab-item)) {@include hook-tab-item();}
}

/* Hover + Focus */
.uk-tab > * > a:hover,
.uk-tab > * > a:focus {
    color: $tab-item-hover-color;
    text-decoration: $tab-item-hover-text-decoration;
    @if(mixin-exists(hook-tab-item-hover)) {@include hook-tab-item-hover();}
}

/* Active */
.uk-tab > .uk-active > a {
    color: $tab-item-active-color;
    @if(mixin-exists(hook-tab-item-active)) {@include hook-tab-item-active();}
}

/* Disabled */
.uk-tab > .uk-disabled > a {
    color: $tab-item-disabled-color;
    @if(mixin-exists(hook-tab-item-disabled)) {@include hook-tab-item-disabled();}
}


/* Position modifier
 ========================================================================== */

/*
 * Bottom
 */

.uk-tab-bottom {
    @if(mixin-exists(hook-tab-bottom)) {@include hook-tab-bottom();}
}

.uk-tab-bottom > * > a {
    @if(mixin-exists(hook-tab-bottom-item)) {@include hook-tab-bottom-item();}
}

/*
 * Left + Right
 * 1. Reset Gutter
 */

.uk-tab-left,
.uk-tab-right {
    flex-direction: column;
    /* 1 */
    margin-left: 0;
}

/* 1 */
.uk-tab-left > *,
.uk-tab-right > * { padding-left: 0; }

.uk-tab-left {
    @if(mixin-exists(hook-tab-left)) {@include hook-tab-left();}
}

.uk-tab-right {
    @if(mixin-exists(hook-tab-right)) {@include hook-tab-right();}
}

.uk-tab-left > * > a {
    text-align: left;
    @if(mixin-exists(hook-tab-left-item)) {@include hook-tab-left-item();}
}

.uk-tab-right > * > a {
    text-align: left;
    @if(mixin-exists(hook-tab-right-item)) {@include hook-tab-right-item();}
}


// Hooks
// ========================================================================

@if(mixin-exists(hook-tab-misc)) {@include hook-tab-misc();}

// @mixin hook-tab(){}
// @mixin hook-tab-item(){}
// @mixin hook-tab-item-hover(){}
// @mixin hook-tab-item-active(){}
// @mixin hook-tab-item-disabled(){}
// @mixin hook-tab-bottom(){}
// @mixin hook-tab-bottom-item(){}
// @mixin hook-tab-left(){}
// @mixin hook-tab-left-item(){}
// @mixin hook-tab-right(){}
// @mixin hook-tab-right-item(){}
// @mixin hook-tab-misc(){}


// Inverse
// ========================================================================

$inverse-tab-item-color:                        $inverse-global-muted-color !default;
$inverse-tab-item-hover-color:                  $inverse-global-color !default;
$inverse-tab-item-active-color:                 $inverse-global-emphasis-color !default;
$inverse-tab-item-disabled-color:               $inverse-global-muted-color !default;



// @mixin hook-inverse-tab(){}
// @mixin hook-inverse-tab-item(){}
// @mixin hook-inverse-tab-item-hover(){}
// @mixin hook-inverse-tab-item-active(){}
// @mixin hook-inverse-tab-item-disabled(){}