@import "global";

//
// @name _reveal.scss
// @dependencies _global.scss
//

$include-html-reveal-classes: $include-html-classes !default;

// We use these to control the style of the reveal overlay.
$reveal-overlay-bg: rgba(#000, .45) !default;
$reveal-overlay-bg-old: #000 !default;

// We use these to control the style of the modal itself.
$reveal-modal-bg: #fff !default;
$reveal-position-top: rem-calc(100) !default;
$reveal-default-width: 80% !default;
$reveal-modal-padding: rem-calc(20) !default;
$reveal-box-shadow: 0 0 10px rgba(#000,.4) !default;

// We use these to style the reveal close button
$reveal-close-font-size: rem-calc(22) !default;
$reveal-close-top: rem-calc(8) !default;
$reveal-close-side: rem-calc(11) !default;
$reveal-close-color: #aaa !default;
$reveal-close-weight: bold !default;

// We use these to control the modal border
$reveal-border-style: solid !default;
$reveal-border-width: 1px !default;
$reveal-border-color: #666 !default;

$reveal-modal-class: "reveal-modal" !default;
$close-reveal-modal-class: "close-reveal-modal" !default;

//
// @mixins
//

// We use this to create the reveal background overlay styles
@mixin reveal-bg {
  position: fixed;
  height: 100%;
  width: 100%;
  background: $reveal-overlay-bg-old;
  background: $reveal-overlay-bg;
  z-index: 98;
  display: none;
  top: 0;
  #{$default-float}: 0;
}

// We use this mixin to create the structure of a reveal modal
//
// $base-style - Provides reveal base styles, can be set to false to override. Default: true, Options: false
// $width - Sets reveal width Default: $reveal-default-width || 80%
//
@mixin reveal-modal-base(
  $base-style:true,
  $width:$reveal-default-width) {
  @if $base-style {
    visibility: hidden;
    display: none;
    position: absolute;
    #{$default-float}: 50%;
    z-index: 99;
    height: auto;

    // Make sure rows don't have a min-width on them
    .column,
    .columns { min-width: 0; }

    // Get rid of margin from first and last element inside modal
    & > :first-child { margin-top: 0; }
    & > :last-child { margin-bottom: 0; }
  }

  @if $width {
    margin-#{$default-float}: -($width / 2);
    width: $width;
  }
}

// We use this to style the reveal modal defaults
//
// $bg - Sets background color of reveal modal. Default: $reveal-modal-bg || #fff
// $padding - Padding to apply to reveal modal. Default: $reveal-modal-padding.
// $border - Choose whether reveal uses a border. Default: true, Options: false
// $border-style - Set reveal border style. Default: $reveal-border-style || solid
// $border-width - Width of border (i.e. 1px). Default: $reveal-border-width.
// $border-color - Color of border. Default: $reveal-border-color.
// $box-shadow - Choose whether or not to include the default box-shadow. Default: true, Options: false
// $top-offset - Default: $reveal-position-top || 50px
@mixin reveal-modal-style(
  $bg:$reveal-modal-bg,
  $padding:$reveal-modal-padding,
  $border:true,
  $border-style:$reveal-border-style,
  $border-width:$reveal-border-width,
  $border-color:$reveal-border-color,
  $box-shadow:true,
  $top-offset:$reveal-position-top) {

  @if $bg { background-color: $bg; }
  @if $padding { padding: $padding; }

  @if $border { border: $border-style $border-width $border-color; }

  // We can choose whether or not to include the default box-shadow.
  @if $box-shadow {
    @if $experimental {
      -webkit-box-shadow: $reveal-box-shadow;
    }
    box-shadow: $reveal-box-shadow;
  }

  @if $top-offset { top: $top-offset; }
}

// We use this to create a close button for the reveal modal
//
// $color - Default: $reveal-close-color || #aaa
@mixin reveal-close($color:$reveal-close-color) {
  font-size: $reveal-close-font-size;
  line-height: 1;
  position: absolute;
  top: $reveal-close-top;
  #{$opposite-direction}: $reveal-close-side;
  color: $color;
  font-weight: $reveal-close-weight;
  cursor: $cursor-pointer-value;
}

@include exports("reveal") {
  @if $include-html-reveal-classes {

    // Reveal Modals
    .reveal-modal-bg { @include reveal-bg; }

    .#{$reveal-modal-class} {
      @include reveal-modal-base;
      @include reveal-modal-style;

      .#{$close-reveal-modal-class} { @include reveal-close; }
    }

    @media #{$medium-up} {

      .#{$reveal-modal-class} {
        @include reveal-modal-style(false, $reveal-modal-padding * 1.5, false, $box-shadow: false, $top-offset: $reveal-position-top);

        &.tiny  { @include reveal-modal-base(false, 30%); }
        &.small { @include reveal-modal-base(false, 40%); }
        &.medium  { @include reveal-modal-base(false, 60%); }
        &.large { @include reveal-modal-base(false, 70%); }
        &.xlarge { @include reveal-modal-base(false, 95%); }
      }
    }

    // Reveal Print Styles
    @media print {
      .#{$reveal-modal-class} {background: #fff !important;}
    }
  }
}