//
// Copyright IBM Corp. 2016, 2018
//
// This source code is licensed under the Apache-2.0 license found in the
// LICENSE file in the root directory of this source tree.
//

@import '../../globals/scss/vars';
@import '../../globals/scss/typography';
@import '../../globals/scss/helper-mixins';
@import '../../globals/scss/vendor/@rocketsoftware/elements/scss/import-once/import-once';
@import '../../globals/scss/css--reset';
@import '../form/form';

/// Number input styles
/// @access private
/// @group number-input
@mixin number-input {
  .#{$prefix}--number {
    @include reset;

    position: relative;
    display: flex;
    flex-direction: column;
  }

  .#{$prefix}--number input[type='number'] {
    @include type-style('body-short-01');
    @include focus-outline('reset');

    display: inline-flex;
    box-sizing: border-box;
    width: 100%;
    min-width: 9.375rem;
    height: rem(40px);
    padding-right: rem(128px);
    padding-left: $carbon--spacing-05;
    color: $text-01;
    font-weight: 300;
    font-family: carbon--font-family('mono');
    background-color: $field-01;
    border: 0;
    border-bottom: rem(1px) solid $ui-04;
    border-radius: 0;
    transition: background-color $duration--fast-01 motion(standard, productive),
      outline $duration--fast-01 motion(standard, productive);

    // Firefox: Hide spinner (up and down buttons)
    -moz-appearance: textfield;

    &:focus {
      @include focus-outline('outline');
    }

    &:disabled ~ .#{$prefix}--number__controls {
      cursor: not-allowed;
      pointer-events: none;
    }

    &:disabled ~ .#{$prefix}--number__controls svg {
      fill: $disabled;
    }

    // IE: Hide "clear-field" `x` button on input field
    &::-ms-clear {
      display: none;
    }

    // Safari: Hide number spinner
    &::-webkit-inner-spin-button {
      appearance: none;
    }
  }

  .#{$prefix}--number--xl.#{$prefix}--number input[type='number'] {
    padding-right: rem(144px);
  }

  .#{$prefix}--number--sm.#{$prefix}--number input[type='number'] {
    padding-right: rem(112px);
  }

  .#{$prefix}--number input[type='number']:disabled,
  .#{$prefix}--number--readonly input[type='number'] {
    color: $disabled;
    background-color: $disabled-01;
    border-bottom-color: transparent;
    cursor: not-allowed;
  }

  .#{$prefix}--number__input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
  }

  .#{$prefix}--number__controls {
    @include reset;

    position: absolute;
    // vertically center controls within parent container on IE11
    top: 50%;
    right: 0;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    width: rem(80px);
    height: 100%;
    transform: translateY(-50%);

    // Windows, Firefox HCM Fix
    @media screen and (-ms-high-contrast: active),
      screen and (prefers-contrast) {
      outline: 1px solid transparent;
      outline-offset: -1px;
    }
  }

  .#{$prefix}--number__control-btn {
    @include button-reset;

    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: $icon-01;
    border-bottom: rem(1px) solid $ui-04;

    &::before,
    &::after {
      position: absolute;
      top: rem(2px);
      display: block;
      width: rem(2px);
      // height: calc(100% - 4px) is calculated differently in Safari
      height: rem(36px);
      background-color: $field-01;
      content: '';
    }

    &::before {
      left: 0;
    }

    &::after {
      right: 0;
    }

    svg {
      fill: currentColor;
    }

    &:focus {
      @include focus-outline;

      color: $icon-01;
      outline-width: 2px;
      outline-offset: -2px;
    }

    &:hover {
      color: $icon-01;
      background-color: $hover-ui;
      cursor: pointer;

      &::before,
      &::after {
        background-color: $hover-ui;
      }
    }

    &:focus::before,
    &:focus::after,
    &:hover:focus::before,
    &:hover:focus::after {
      background-color: transparent;
    }

    &:disabled {
      color: $disabled;
      border-bottom-color: transparent;
      cursor: not-allowed;
    }
  }

  // set orders to facilitate styling for rule dividers
  .#{$prefix}--number__control-btn.down-icon {
    order: 1;
  }

  .#{$prefix}--number__control-btn.up-icon {
    order: 2;
  }

  // add top and bottom outlines to number controls when input is focused
  .#{$prefix}--number
    input[type='number']:focus
    ~ .#{$prefix}--number__controls
    .#{$prefix}--number__control-btn {
    border-bottom-width: 0;

    &:hover {
      @include focus-outline('outline');

      border: 0;
    }
  }

  .#{$prefix}--number
    input[type='number'][data-invalid]
    ~ .#{$prefix}--number__controls
    .#{$prefix}--number__control-btn {
    border-bottom-width: 0;
  }

  // add invalid outline to number controls only when invalid input is not focused
  .#{$prefix}--number
    input[type='number'][data-invalid]:not(:focus)
    ~ .#{$prefix}--number__controls
    .#{$prefix}--number__control-btn:hover {
    @include focus-outline('invalid');
  }

  .#{$prefix}--number
    input[type='number']:focus
    ~ .#{$prefix}--number__controls
    .#{$prefix}--number__control-btn.up-icon::after {
    background-color: transparent;
  }

  .#{$prefix}--number
    input[type='number'][data-invalid]
    ~ .#{$prefix}--number__controls
    .#{$prefix}--number__control-btn.up-icon::after {
    background-color: $support-01;
  }

  .#{$prefix}--number
    input[type='number'][data-invalid]:focus
    ~ .#{$prefix}--number__controls
    .#{$prefix}--number__control-btn.up-icon::after,
  .#{$prefix}--number
    input[type='number'][data-invalid]
    ~ .#{$prefix}--number__controls
    .#{$prefix}--number__control-btn.up-icon:focus::after {
    background-color: $focus;
  }

  .#{$prefix}--number__rule-divider {
    position: absolute;
    z-index: z('overlay');
    width: rem(1px);
    height: rem(16px);
    background-color: $ui-03;

    &:first-of-type {
      order: 0;
    }
  }

  // rule divider styles
  .#{$prefix}--number__controls
    .#{$prefix}--number__rule-divider:first-of-type {
    left: 0;
    background-color: transparent;
  }

  .#{$prefix}--number__invalid
    + .#{$prefix}--number__controls
    .#{$prefix}--number__rule-divider:first-of-type {
    background-color: $ui-03;
  }

  .#{$prefix}--number--light .#{$prefix}--number__rule-divider,
  .#{$prefix}--number--light
    .#{$prefix}--number__invalid
    + .#{$prefix}--number__controls
    .#{$prefix}--number__rule-divider:first-of-type {
    background-color: $decorative-01;
  }

  .#{$prefix}--number
    input[type='number']:disabled
    + .#{$prefix}--number__controls
    .#{$prefix}--number__rule-divider:first-of-type {
    background-color: transparent;
  }

  .#{$prefix}--number
    input[type='number']:disabled
    + .#{$prefix}--number__controls
    .#{$prefix}--number__rule-divider {
    background-color: $disabled-02;
  }

  .#{$prefix}--number__control-btn:focus ~ .#{$prefix}--number__rule-divider {
    background-color: transparent;
  }

  .#{$prefix}--number--readonly .#{$prefix}--number__control-btn {
    display: none;
  }

  .#{$prefix}--number__invalid {
    position: absolute;
    right: rem(96px);
    fill: $support-01;
  }

  .#{$prefix}--number--xl .#{$prefix}--number__invalid {
    right: rem(112px);
  }

  .#{$prefix}--number--sm .#{$prefix}--number__invalid {
    right: rem(80px);
  }

  .#{$prefix}--number__invalid + .#{$prefix}--number__rule-divider {
    position: absolute;
    right: rem(80px);
  }

  .#{$prefix}--number--xl
    .#{$prefix}--number__invalid
    + .#{$prefix}--number__rule-divider {
    right: rem(96px);
  }

  .#{$prefix}--number--sm
    .#{$prefix}--number__invalid
    + .#{$prefix}--number__rule-divider {
    right: rem(64px);
  }

  .#{$prefix}--number__control-btn.down-icon:hover
    ~ .#{$prefix}--number__rule-divider,
  .#{$prefix}--number__control-btn.up-icon:hover
    + .#{$prefix}--number__rule-divider,
  .#{$prefix}--number__control-btn.down-icon:focus
    ~ .#{$prefix}--number__rule-divider,
  .#{$prefix}--number__control-btn.up-icon:focus
    + .#{$prefix}--number__rule-divider {
    background-color: transparent;
  }

  .#{$prefix}--number__invalid--warning {
    fill: $support-03;
  }

  .#{$prefix}--number__invalid--warning path:first-of-type {
    opacity: 1;
    fill: $carbon__black-100;
  }

  .#{$prefix}--number--light input[type='number'] {
    background-color: $field-02;
  }

  .#{$prefix}--number--light input[type='number']:disabled,
  .#{$prefix}--number--light
    .#{$prefix}--number--readonly
    input[type='number'] {
    background-color: $field-02;
  }

  .#{$prefix}--number--light .#{$prefix}--number__control-btn::before,
  .#{$prefix}--number--light .#{$prefix}--number__control-btn::after {
    background-color: $field-02;
  }

  .#{$prefix}--number--light .#{$prefix}--number__control-btn:focus::before,
  .#{$prefix}--number--light .#{$prefix}--number__control-btn:focus::after {
    background-color: transparent;
  }

  .#{$prefix}--number--light .#{$prefix}--number__control-btn:hover,
  .#{$prefix}--number--light .#{$prefix}--number__control-btn:hover::before,
  .#{$prefix}--number--light .#{$prefix}--number__control-btn:hover::after {
    background-color: $hover-light-ui;
  }

  // Size Variant styles
  .#{$prefix}--number--xl input[type='number'] {
    height: rem(48px);
  }

  .#{$prefix}--number--xl .#{$prefix}--number__controls {
    width: rem(96px);
  }

  .#{$prefix}--number--xl .#{$prefix}--number__control-btn {
    width: rem(48px);

    &::before,
    &::after {
      // height: calc(100% - 4px) is calculated differently in Safari
      height: rem(44px);
    }
  }

  .#{$prefix}--number--sm input[type='number'] {
    height: rem(32px);
  }

  .#{$prefix}--number--sm .#{$prefix}--number__controls {
    width: rem(64px);
  }

  .#{$prefix}--number--sm .#{$prefix}--number__control-btn {
    width: rem(32px);

    &::before,
    &::after {
      // height: calc(100% - 4px) is calculated differently in Safari
      height: rem(28px);
    }
  }

  //No label positioning adjustment
  .#{$prefix}--number--nolabel .bx--label + .bx--form__helper-text {
    margin-top: 0;
  }

  // Skeleton State
  .#{$prefix}--number.#{$prefix}--skeleton {
    @include skeleton;

    width: 100%;
    height: 2.5rem;

    input[type='number'] {
      display: none;
    }
  }
}

@include exports('number-input') {
  @include number-input;
}