// USAJOBS Utilities

// Typography helpers
@mixin header {
  font-family: $font-sans;
  font-weight: $font-bold;
  line-height: $heading-line-height;
  margin-bottom: $size-base;
  margin-top: $size-default;
}

@mixin h1 {
  @include header();
  font-size: $h1-font-size;
  color: $color-primary-darkest;
}

@mixin h2 {
  @include header();
  font-size: $h2-font-size;
  color: $color-primary-darkest;
}

@mixin h3 {
  @include header();
  font-size: $h3-font-size;
}

@mixin h4 {
  @include header();
  font-size: $h4-font-size;
}

@mixin h5 {
  @include header();
  font-size: $h5-font-size;
}

@mixin h6 {
  @include header();
  font-size: $h6-font-size;
  font-weight: $font-normal;
  text-transform: uppercase;
}

@mixin default-text {
  font-size: $base-font-size;
  font-weight: $font-normal;
  line-height: 1.5;
  margin: $size-S 0;
}

@mixin hide() {
  position: absolute !important;
  margin: -1px !important;
  border: 0 !important;
  padding: 0 !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
}

@mixin makeCircle(
  $size,
  $border: none,
  $bg-color: inherit,
  $color: $color-white
) {
  display: inline-block;
  width: $size;
  height: $size;
  line-height: $size;
  border-radius: 50%;
  color: $color;
  background-color: $bg-color;
  box-shadow: 0 0 0 2px $border inset;
}

@mixin makeSemiCircle($size, $bg-color: inherit, $color: $color-white) {
  display: inline-block;
  width: $size;
  height: $size / 2;
  line-height: $size;
  -moz-border-radius: $size $size 0 0;
  -webkit-border-radius: $size $size 0 0;
  border-radius: $size $size 0 0;
  color: $color;
  background-color: $bg-color;
}

@mixin makeCloseButton($size: 35px) {
  position: absolute;
  top: -#{$size-default};
  right: -#{$size-default};
  margin: 0;
  padding: 0;
  @include makeCircle($size);
  background-color: $color-gray-light;
  text-decoration: none;

  &:after {
    position: relative;
    display: inline-block;
    width: rem(12px);
    height: rem(12px);
    background-size: 12px 12px;
    content: url("../img/icons/close/times.svg");
    color: $color-white;
    // Safari puts the icon slightly too low, Chrome slightly too high
    // line-height corrects the issue in Chrome but makes it way too low in Safari
    // line-height: $size;
  }

  &:hover {
    background-color: $color-gray-dark;
  }
}

@mixin makeButton(
  $bg-color,
  $hover-color,
  $active-color,
  $big: false,
  $color: $color-white
) {
  display: inline-block;
  appearance: none;
  background-color: $bg-color;
  border: 0;
  color: $color;
  cursor: pointer;
  font-family: $font-sans;
  font-size: $base-font-size;
  font-weight: $font-bold;
  line-height: 1;
  outline: none;
  @include margin(0.5em 0.5em 0.5em null);
  text-align: center;
  text-decoration: none;
  width: 100%;
  -webkit-font-smoothing: antialiased;

  .main-content & {
    text-decoration: none;
  }

  @if ($big) {
    padding: $size-default $size-M;
    border-radius: 8px;
    font-size: 2.4rem;
  } @else {
    padding: 1rem 2rem;
    border-radius: $border-radius;
  }

  @include media($SM) {
    width: auto;
  }

  &:visited {
    color: $color;
  }

  &:hover,
  &.usa-button-hover {
    background-color: $hover-color;
    color: $color;
    border-bottom: 0;
    text-decoration: none;
  }

  &:active,
  &.usa-button-active {
    background-color: $active-color;
  }

  &:focus {
    box-shadow: $focus-shadow;
  }
}

@mixin makePrimaryButton() {
  @include makeButton(
    $color-primary,
    $color-primary-darker,
    $color-primary-darkest,
    "big"
  );
}

@mixin bulletList() {
  list-style: none;
  padding-left: 0;
  display: table;

  > li {
    display: table-row;

    &:before {
      content: "•";
      display: table-cell;
      padding-right: 0.4em;
    }

    &:after {
      content: "";
      display: block;
      margin-bottom: 0.5em;
    }
  }
}

@mixin unstyledList() {
  display: block;
  margin: 0;
  padding: 0;
  list-style-type: none;

  > li {
    display: list-item;
    margin: 0;

    &:before {
      display: none;
    }

    &:after {
      display: none;
    }
  }
}

// BACKWARD COMPATIBLE SUPPORT FOR BOOTSTRAP
// From https://gist.github.com/johnkoht/6405117
// Converted from sass to scss
// Create the grid for a given size
// This will loop over the number of columns and create a css class
// for each. If it's the last gride size, then let's not add a float
@mixin grid-core($size) {
  @for $i from 1 through $grid-columns {
    .col-#{$size}-#{$i} {
      // Ignore float for the largest grid size
      @if $i < $grid-columns {
        float: left;
      }
      @include span-columns($i);
    }
    // If it's not the screen-xs, then let's add push and pull helper classes
    @if $size != "xs" {
      .col-#{$size}-push-#{$i} {
        left: flex-grid($i, $grid-columns) + flex-gutter($grid-columns);
      }
      .col-#{$size}-pull-#{$i} {
        right: flex-grid($i, $grid-columns) + flex-gutter($grid-columns);
      }
    }
  }
}

// OMEGA RESET
// From http://www.ryanscherler.com/notes/entry/omega-reset-for-bourbon-neat/
@mixin omega-reset($nth, $context: null) {
  @if $context == null {
    &:nth-child(#{$nth}) {
      margin-right: flex-gutter();
    }
  } @else {
    &:nth-child(#{$nth}) {
      margin-right: flex-gutter($context);
    }
  }
  &:nth-child(#{$nth} + 1) {
    clear: none;
  }
}

@mixin contentGutter() {
  padding: 0 $size-default;

  @include media($ML) {
    padding-left: $size-M;
    padding-right: $size-M;
  }
}

// A variation on a mixin created to reproduce Google's Material Design Card shadows
// https://gist.github.com/paulmelnikow/7fcfbe4f68e5df7fe326
@mixin boxShadow($level, $inset: false) {
  @if $level == 1 {
    @if ($inset) {
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12) inset,
        0 1px 2px rgba(0, 0, 0, 0.24) inset;
    } @else if {
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    }
  } @else if $level == 2 {
    @if ($inset) {
      box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16) inset,
        0 3px 6px rgba(0, 0, 0, 0.23) inset;
    }
    @elseif {
      box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
    }
  } @else if $level == 3 {
    @if ($inset) {
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19) inset,
        0 6px 6px rgba(0, 0, 0, 0.23) inset;
    }
    @elseif {
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
    }
  } @else if $level == 4 {
    @if ($inset) {
      box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25) inset,
        0 10px 10px rgba(0, 0, 0, 0.22) inset;
    }
    @elseif {
      box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25),
        0 10px 10px rgba(0, 0, 0, 0.22);
    }
  } @else if $level == 5 {
    @if ($inset) {
      box-shadow: 0 19px 38px rgba(0, 0, 0, 0.3) inset,
        0 15px 12px rgba(0, 0, 0, 0.22) inset;
    }
    @elseif {
      box-shadow: 0 19px 38px rgba(0, 0, 0, 0.3),
        0 15px 12px rgba(0, 0, 0, 0.22);
    }
  }
}

@mixin permaLink() {
  color: $color-primary;

  &:visited {
    color: $color-primary;
  }
}

// Allows us to use an HTML button and not get the default styling
@mixin removeButton() {
  margin: 0;
  background-color: inherit;
  border-radius: inherit;
  color: $color-base;
  font-weight: normal;

  &:hover {
    color: $color-base;
    background-color: inherit;
  }
}

@mixin UHPIcons($size: 31px) {
  @include makeCircle($size, none, $color-secondary);
  display: inline-block;
  padding-bottom: $size-default;
  font-size: $base-font-size;
  text-align: center;
  margin-right: $size-base;

  &.public,
  &.interchange {
    @include makeCircle($size, none, $color-primary-alt);
  }

  &.federal-employees,
  &.internal,
  &.ses {
    @include makeCircle($size, none, $color-primary-darkest);
  }

  &.federal-employees .fa::before {
    margin-top: rem(-3px);
    margin-right: rem(-2px);
  }

  &.internal .fa {
    padding-top: rem(5px);

    &::before {
      margin-left: rem(1px);
    }
  }

  &.veterans,
  &.military-spouses {
    @include makeCircle($size, none, $color-green);
  }

  // New variation with stacked circle icons
  &.military-spouses {
    .fa.is-first {
      text-indent: 0;
      top: -2px;
      left: -4px;
      opacity: 0.8;
    }
    .fa.is-second {
      text-indent: 0;
      left: 3px;
    }
  }

  &.students {
    @include makeCircle($size, none, $color-gold);
  }

  &.disability,
  &.individuals-with-disabilities {
    @include makeCircle($size, none, $color-primary-darker);
  }

  &.peace-corps {
    @include makeCircle($size, none, $color-visited);
  }

  &.former-overseas-employees,
  &.family-of-overseas-employees {
    @include makeCircle($size, none, $color-primary-alt-darkest);
  }

  &.native-americans {
    @include makeCircle($size, none, $color-gray);
  }

  &.land-mgmt,
  &.land-management {
    @include makeCircle($size, none, $color-gray-warm-dark);
  }
}

@mixin applicationStatusColors() {
  background-color: $color-gray-dark;
  color: $color-white;
  border: 1px solid $color-gray-dark;

  &.status-received,
  &.status-referred,
  &.status-selected {
    background-color: $color-green-dark;
    color: $color-white;
    border-color: $color-green-dark;
  }

  // Paused
  &.status-incomplete,
  &.status-in-progress {
    background-color: $color-gold;
    color: $color-base;
    border-color: $color-gold;
  }

  // Stopped
  &.status-canceled,
  &.status-not-referred,
  &.status-not-selected {
    background-color: $color-secondary;
    color: $color-white;
    border-color: $color-secondary;
  }
}

// Mixin to replace the use of font awesome
@mixin icon-content($file, $height, $width, $path: null) {
  display: inline-block;
  background-size: $height $width;
  height: $height;
  width: $width;
  @if $path == null {
    content: url("../img/icons/#{$file}.svg");
  } @else {
    content: url($path);
  }
}

@mixin iconCenter($size: 1em) {
  display: inline-flex;
  align-self: center;
  position: relative;
  height: $size;
  width: $size;

  svg {
    position: absolute;
    left: 0;
    right: 0;
    margin: 0 auto;
    height: 1em;
    width: 1em;
  }
}