//
// Copyright 2018 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

@import "@material/elevation/mixins";
@import "@material/animation/variables";
@import "@material/rtl/mixins";
@import "@material/typography/mixins";
@import "./mixins";
@import "./variables";

// postcss-bem-linter: define top-app-bar
.mdc-top-app-bar {
  @include mdc-top-app-bar-fill-color-accessible(primary);
  @include mdc-top-app-bar-icon-ink-color(on-primary);

  display: flex;
  position: fixed;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
  width: 100%;
  z-index: 4;

  &__row {
    display: flex;
    position: relative;
    box-sizing: border-box;
    width: 100%;
    height: $mdc-top-app-bar-row-height;
  }

  &__section {
    display: inline-flex;
    flex: 1 1 auto;
    align-items: center;
    min-width: 0;
    padding: $mdc-top-app-bar-section-vertical-padding $mdc-top-app-bar-section-horizontal-padding;
    z-index: 1;

    &--align-start {
      justify-content: flex-start;
      order: -1;
    }

    &--align-end {
      justify-content: flex-end;
      order: 1;
    }
  }

  &__title {
    @include mdc-typography(headline6);
    @include mdc-rtl-reflexive-box(padding, left, $mdc-top-app-bar-title-left-padding);

    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    z-index: 1;
  }

  &__action-item,
  &__navigation-icon {
    @include mdc-top-app-bar-icon_;
  }
}

.mdc-top-app-bar--short {
  top: 0;
  right: auto;
  left: 0;
  width: 100%;
  transition: width 250ms $mdc-animation-standard-curve-timing-function;

  @include mdc-rtl {
    right: 0;
    left: auto;
  }

  .mdc-top-app-bar__row {
    height: $mdc-top-app-bar-mobile-row-height;
  }

  .mdc-top-app-bar__section {
    padding: $mdc-top-app-bar-mobile-section-padding;
  }

  .mdc-top-app-bar__title {
    transition: opacity 200ms $mdc-animation-standard-curve-timing-function;
    opacity: 1;
  }
}

.mdc-top-app-bar--short-collapsed {
  @include mdc-top-app-bar-short-border-radius;
  @include mdc-elevation(4);

  width: $mdc-top-app-bar-short-collapsed-width;
  transition: width 300ms $mdc-animation-standard-curve-timing-function;

  .mdc-top-app-bar__title {
    display: none;
  }

  .mdc-top-app-bar__action-item {
    transition: padding 150ms $mdc-animation-standard-curve-timing-function;
  }
}

// stylelint-disable-next-line plugin/selector-bem-pattern
.mdc-top-app-bar--short-collapsed.mdc-top-app-bar--short-has-action-item {
  width: $mdc-top-app-bar-short-collapsed-width * 2;

  .mdc-top-app-bar__section--align-end {
    @include mdc-rtl-reflexive-box(padding, right, 12px);
  }
}

.mdc-top-app-bar--dense {
  .mdc-top-app-bar__row {
    height: $mdc-top-app-bar-dense-row-height;
  }

  .mdc-top-app-bar__section {
    padding: 0 $mdc-top-app-bar-dense-section-horizontal-padding;
  }

  .mdc-top-app-bar__title {
    @include mdc-rtl-reflexive-box(padding, left, $mdc-top-app-bar-dense-title-left-padding);
  }
}

.mdc-top-app-bar--prominent {
  .mdc-top-app-bar__row {
    height: $mdc-top-app-bar-prominent-row-height;
  }

  .mdc-top-app-bar__title {
    align-self: flex-end;
    padding-bottom: $mdc-top-app-bar-prominent-title-bottom-padding;
  }

  .mdc-top-app-bar__action-item,
  .mdc-top-app-bar__navigation-icon {
    align-self: flex-start;
  }
}

// stylelint-disable-next-line plugin/selector-bem-pattern
.mdc-top-app-bar--fixed {
  transition: box-shadow 200ms linear;
}

.mdc-top-app-bar--fixed-scrolled {
  @include mdc-elevation(4);

  transition: box-shadow 200ms linear;
}

// Specific styles for prominent and dense styled top app bar
// stylelint-disable plugin/selector-bem-pattern
.mdc-top-app-bar--dense.mdc-top-app-bar--prominent {
  .mdc-top-app-bar__row {
    height: $mdc-top-app-bar-dense-row-height * 2;
  }

  .mdc-top-app-bar__section {
    padding: 0 $mdc-top-app-bar-section-horizontal-padding;
  }

  .mdc-top-app-bar__title {
    @include mdc-rtl-reflexive-box(padding, left, $mdc-top-app-bar-title-left-padding);

    padding-bottom: $mdc-top-app-bar-prominent-dense-title-bottom-padding;
  }
}
// stylelint-enable plugin/selector-bem-pattern

.mdc-top-app-bar--fixed-adjust {
  padding-top: $mdc-top-app-bar-row-height;
}

.mdc-top-app-bar--dense-fixed-adjust {
  padding-top: $mdc-top-app-bar-dense-row-height;
}

.mdc-top-app-bar--short-fixed-adjust {
  padding-top: $mdc-top-app-bar-mobile-row-height;
}

.mdc-top-app-bar--prominent-fixed-adjust {
  padding-top: $mdc-top-app-bar-prominent-row-height;
}

.mdc-top-app-bar--dense-prominent-fixed-adjust {
  padding-top: $mdc-top-app-bar-dense-row-height * 2;
}

// Mobile Styles
@include mdc-top-app-bar-mobile-breakpoint_;