//
// 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/css--reset';
@import '../../globals/scss/helper-mixins';
@import '../../globals/scss/vendor/@carbon/elements/scss/import-once/import-once';
@import '../../globals/scss/layer';
@import '../form/form';
@import 'flatpickr.scss';

@mixin date-picker {
  .#{$prefix}--date-picker {
    display: flex;
  }

  .#{$prefix}--date-picker--light .#{$prefix}--date-picker__input {
    background: $field-02;
  }

  .#{$prefix}--date-picker ~ .#{$prefix}--label {
    order: 1;
  }

  .#{$prefix}--date-picker-container {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .#{$prefix}--date-picker.#{$prefix}--date-picker--simple {
    .#{$prefix}--date-picker__input {
      width: 7.125rem;
    }
  }

  .#{$prefix}--date-picker.#{$prefix}--date-picker--simple.#{$prefix}--date-picker--short {
    .#{$prefix}--date-picker__input {
      width: 5.7rem;
    }
  }

  .#{$prefix}--date-picker.#{$prefix}--date-picker--single {
    .#{$prefix}--date-picker__input {
      width: 9rem;
    }
  }

  .#{$prefix}--date-picker__input {
    @include reset;
    @include font-family;
    @include typescale('zeta');
    display: block;
    position: relative;
    height: rem(40px);
    max-width: 9rem;
    padding: 0 $spacing-md;
    background-color: $field-01;
    border: none;
    box-shadow: 0 1px 0 0 $ui-05;
    order: 2;
    color: $text-01;
    border-bottom: 1px solid transparent;

    &:focus,
    &.#{$prefix}--focused {
      outline: none;
      box-shadow: 0 2px 0 0 $brand-01;
    }

    &:focus ~ .#{$prefix}--label {
      color: $brand-01;
    }

    &[data-invalid],
    &[data-invalid]:focus {
      box-shadow: 0 2px 0 0 $support-01;
    }

    &[data-invalid]:focus + .#{$prefix}--label {
      color: $support-01;
    }

    & ~ .#{$prefix}--form-requirement {
      order: 3;
      color: $support-01;
      font-weight: 400;
      margin-top: $spacing-2xs;
      overflow: visible;

      &::before {
        display: none;
      }
    }

    &:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }

    &:disabled:hover {
      border: 1px solid transparent;
    }

    &::placeholder {
      color: $text-02;
    }
  }

  .#{$prefix}--date-picker__icon {
    position: absolute;
    top: 2.25rem;
    left: 1rem;
    fill: $brand-01;
    cursor: pointer;
    z-index: 1;

    &:hover {
      fill: $hover-primary;
    }
  }

  .#{$prefix}--date-picker--nolabel .#{$prefix}--date-picker__icon {
    top: rem(14px);
  }

  .#{$prefix}--date-picker__icon ~ .#{$prefix}--date-picker__input {
    padding-left: $spacing-3xl;
  }

  .#{$prefix}--date-picker--range {
    display: flex;
    position: relative;
  }

  .#{$prefix}--date-picker--range > .#{$prefix}--date-picker-container:first-child {
    margin-right: $spacing-xs;
  }

  .#{$prefix}--date-picker--range .#{$prefix}--date-picker__icon {
    top: initial;
    right: -1.75rem;
    bottom: 0.6rem;
    left: auto;
  }

  .#{$prefix}--date-picker--range .#{$prefix}--label,
  .#{$prefix}--date-picker--range .#{$prefix}--date-picker__input {
    width: 7.075rem;
  }

  .#{$prefix}--date-picker__calendar.flatpickr-calendar.open {
    @include layer('pop-out');
    background-color: $ui-01;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: $spacing-md $spacing-md $spacing-2xs;
    width: rem(285px) !important;
    height: rem(262px);
    border-radius: 0;
    border: none;
    overflow: hidden;
    margin-top: 1px;

    &:before,
    &:after {
      display: none;
    }

    &:focus {
      outline: 1px solid $brand-01;
    }
  }

  .#{$prefix}--date-picker__month,
  .flatpickr-month {
    width: 100%;
    margin-bottom: $spacing-2xs;
  }

  .#{$prefix}--date-picker__month .flatpickr-prev-month,
  .#{$prefix}--date-picker__month .flatpickr-next-month,
  .flatpickr-month .flatpickr-prev-month,
  .flatpickr-month .flatpickr-next-month {
    padding: 0;
    line-height: rem(20px);
    fill: $text-01;

    &:hover svg {
      fill: $hover-secondary;
    }
  }

  .#{$prefix}--date-picker__month .flatpickr-current-month,
  .flatpickr-month .flatpickr-current-month {
    @include typescale('omega');
    text-transform: uppercase;
    padding: 0;
  }

  .#{$prefix}--date-picker__month .flatpickr-current-month svg,
  .flatpickr-month .flatpickr-current-month svg {
    fill: $text-01;
  }

  .#{$prefix}--date-picker__month .flatpickr-current-month .cur-month,
  .flatpickr-month .flatpickr-current-month .cur-month {
    margin-right: 0.25rem;
    color: $text-01;
  }

  .numInputWrapper,
  .flatpickr-current-month .numInputWrapper {
    min-width: rem(38px);
    width: rem(38px);
  }

  .#{$prefix}--date-picker__month .numInputWrapper .numInput,
  .flatpickr-month .numInputWrapper .numInput {
    font-weight: 600;
    color: $text-01;
    background-color: $field-01;
    border: none;
    border-radius: 0;
    min-width: rem(38px);
    width: rem(38px);
    padding: $spacing-2xs;
    // Added in when upgraded to Flatpickr 4.5.5
    -moz-appearance: textfield; /* Firefox */

    &:focus {
      outline: 1px solid $brand-01;
    }

    &::-webkit-outer-spin-button,
    &::-webkit-inner-spin-button {
      -webkit-appearance: none;
      margin: 0; /* <-- Apparently some margin are still there even though it's hidden */
    }
  }

  .#{$prefix}--date-picker__month .numInputWrapper span.arrowUp,
  .#{$prefix}--date-picker__month .numInputWrapper span.arrowDown,
  .flatpickr-month .numInputWrapper span.arrowUp,
  .flatpickr-month .numInputWrapper span.arrowDown {
    left: 2.6rem;
    border: none;
    width: rem(12px);

    &:hover {
      background: none;

      &:after {
        border-bottom-color: $brand-02;
        border-top-color: $brand-02;
      }
    }

    &:after {
      border-bottom-color: $brand-01;
      border-top-color: $brand-01;
    }
  }

  .#{$prefix}--date-picker__month .numInputWrapper span.arrowUp,
  .flatpickr-month .numInputWrapper span.arrowUp {
    top: 1px;
  }

  .#{$prefix}--date-picker__month .numInputWrapper span.arrowDown,
  .flatpickr-month .numInputWrapper span.arrowDown {
    top: 9px;
  }

  span.#{$prefix}--date-picker__weekday,
  span.flatpickr-weekday {
    @include typescale('omega');
    font-weight: 600;
    color: $text-01;
  }

  .#{$prefix}--date-picker__day,
  .flatpickr-day {
    @include typescale('omega');
    height: rem(25px);
    width: 1.8rem;
    line-height: rem(25px);
    flex-basis: 1.8rem;
    max-width: 1.8rem;
    margin: rem(0.5px) 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: $text-01;
    border-radius: 0;
    border: 2px solid transparent;

    &:hover {
      background: $hover-row;
    }

    &:focus {
      outline: none;
      background: $ui-03;
    }
  }

  .#{$prefix}--date-picker__days .nextMonthDay,
  .#{$prefix}--date-picker__days .prevMonthDay {
    opacity: 0.5;
    color: $ui-05;
  }

  .#{$prefix}--date-picker__day.today,
  .flatpickr-day.today {
    position: relative;

    &::after {
      content: '';
      position: absolute;
      display: block;
      top: 90%;
      left: 50%;
      transform: translateX(-50%);
      height: 3px;
      width: 3px;
      border-radius: 50%;
      background: $brand-01;
    }
  }

  .#{$prefix}--date-picker__day.today.no-border,
  .flatpickr-day.today.no-border {
    border: none;
  }

  .#{$prefix}--date-picker__day.today.selected {
    border: 2px solid $brand-01;
    &::after {
      display: none;
    }
  }

  .#{$prefix}--date-picker__day.disabled,
  .flatpickr-day.disabled {
    cursor: not-allowed;
    opacity: 0.5;
    color: $ui-05;

    &:hover {
      background: transparent;
    }
  }

  .#{$prefix}--date-picker__day.inRange,
  .flatpickr-day.inRange {
    background: $ui-02;
    box-shadow: -6px 0 0 $ui-02, 6px 0 0 $ui-02;
  }

  .#{$prefix}--date-picker__day.selected,
  .flatpickr-day.selected {
    border: 2px solid $brand-01;
    background: $ui-01;
  }

  .#{$prefix}--date-picker__day.startRange.selected,
  .flatpickr-day.startRange.selected {
    box-shadow: none;
    z-index: 2;
  }

  .#{$prefix}--date-picker__day.endRange.inRange,
  .flatpickr-day.endRange.inRange {
    background: $ui-01;
    color: $text-01;
    border: 2px solid $brand-01;
    z-index: 3;
    box-shadow: none;
  }

  .#{$prefix}--date-picker__day.endRange.inRange.selected,
  .flatpickr-day.endRange.inRange.selected {
    box-shadow: none;
    border: 2px solid $brand-01;
    background: $ui-01;
  }

  .#{$prefix}--date-picker__day.startRange.inRange:not(.selected),
  .flatpickr-day.startRange.inRange:not(.selected) {
    box-shadow: none;
    background: $ui-01;
    border: 2px solid $brand-01;
    z-index: 3;
  }

  .#{$prefix}--date-picker__days,
  .dayContainer {
    width: rem(225px);
    min-width: rem(225px);
    max-width: rem(225px);
    height: rem(164px);
  }

  .flatpickr-innerContainer,
  .flatpickr-rContainer {
    width: rem(225px);
    height: rem(200px);
  }

  .#{$prefix}--date-picker__weekdays,
  .flatpickr-weekdays,
  .flatpickr-weekdaycontainer {
    width: rem(225px);
    margin-bottom: $spacing-2xs;
  }

  .flatpickr-weekdaycontainer {
    display: flex;
  }

  .flatpickr-months {
    display: flex;
    width: 100%;
    position: relative;
  }

  .flatpickr-prev-month,
  .flatpickr-next-month {
    padding-top: 5px;
  }

  .flatpickr-prev-month:hover svg,
  .flatpickr-next-month:hover svg {
    fill: $brand-01;
  }

  .flatpickr-next-month.disabled,
  .flatpickr-prev-month.disabled {
    svg {
      fill: $ui-05;
      opacity: 0.5;
      cursor: not-allowed;
    }

    &:hover {
      svg {
        fill: $ui-05;
      }
    }
  }

  // Skeleton State
  .#{$prefix}--date-picker.#{$prefix}--skeleton input,
  .#{$prefix}--date-picker__input.#{$prefix}--skeleton {
    @include skeleton;
    width: 100%;

    &::-webkit-input-placeholder {
      color: transparent;
    }
  }

  .#{$prefix}--date-picker.#{$prefix}--skeleton .#{$prefix}--label {
    @include skeleton;
    width: rem(75px);
    height: rem(14px);
  }
}

@mixin date-picker--x {
  .#{$prefix}--date-picker {
    display: flex;
  }

  .#{$prefix}--date-picker--light .#{$prefix}--date-picker__input {
    background: $field-02;
  }

  .#{$prefix}--date-picker ~ .#{$prefix}--label {
    order: 1;
  }

  .#{$prefix}--date-picker-container {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .#{$prefix}--date-picker-input__wrapper {
    display: flex;
    align-items: center;

    ~ .#{$prefix}--form-requirement {
      max-height: rem(200px);
      display: block;
      color: $support-01;
      font-weight: 400;
      margin-top: $carbon--spacing-02;
      overflow: visible;

      &::before {
        display: none;
      }
    }
  }

  .#{$prefix}--date-picker.#{$prefix}--date-picker--simple {
    .#{$prefix}--date-picker__input {
      width: rem(120px);
    }
  }

  .#{$prefix}--date-picker.#{$prefix}--date-picker--simple.#{$prefix}--date-picker--short {
    .#{$prefix}--date-picker__input {
      width: 5.7rem;
    }
  }

  .#{$prefix}--date-picker.#{$prefix}--date-picker--single {
    .#{$prefix}--date-picker-container {
      max-width: rem(288px);
    }

    .#{$prefix}--date-picker__input {
      width: rem(288px);
    }
  }

  .#{$prefix}--date-picker__input {
    @include reset;
    @include type-style('code-02');
    @include focus-outline('reset');

    display: block;
    position: relative;
    height: rem(40px);
    max-width: rem(288px);
    padding: 0 $carbon--spacing-05;
    background-color: $field-01;
    border: none;
    color: $text-01;
    border-bottom: 1px solid $ui-04;
    transition: $duration--fast-01 motion(standard, productive) all;

    &:focus,
    &.#{$prefix}--focused {
      @include focus-outline('outline');
    }

    &[data-invalid],
    &[data-invalid]:focus {
      @include focus-outline('invalid');
    }

    &:disabled {
      color: $disabled;
      background-color: $disabled-background-color;
      border-bottom: 1px solid transparent;
      cursor: not-allowed;
    }

    &:disabled:hover {
      border-bottom: 1px solid transparent;
    }

    &::placeholder {
      @include placeholder-colors;
    }
  }

  .#{$prefix}--date-picker__icon {
    position: absolute;
    right: 1rem;
    fill: $icon-01;
    cursor: pointer;
    z-index: 1;
  }

  .#{$prefix}--date-picker__icon ~ .#{$prefix}--date-picker__input {
    padding-right: $carbon--spacing-09;
  }

  .#{$prefix}--date-picker--range > .#{$prefix}--date-picker-container:first-child {
    margin-right: rem(1px);
  }

  .#{$prefix}--date-picker--range .#{$prefix}--date-picker-container,
  .#{$prefix}--date-picker--range .#{$prefix}--date-picker__input {
    width: rem(143.5px);
  }

  .#{$prefix}--date-picker__calendar,
  .flatpickr-calendar.open {
    @include layer('pop-out');
    background-color: $ui-01;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: $carbon--spacing-02 $carbon--spacing-02 $carbon--spacing-03 $carbon--spacing-02;
    width: rem(288px) !important;
    height: rem(336px);
    border-radius: 0;
    border: none;
    overflow: hidden;
    margin-top: -2px;

    &:before,
    &:after {
      display: none;
    }

    &:focus {
      outline: 1px solid $interactive-01;
    }
  }

  .#{$prefix}--date-picker__month,
  .flatpickr-month {
    display: flex;
    align-items: center;
    width: 100%;
    height: rem(40px);
    margin-bottom: $carbon--spacing-02;
  }

  .#{$prefix}--date-picker__month .flatpickr-prev-month,
  .#{$prefix}--date-picker__month .flatpickr-next-month,
  .flatpickr-months .flatpickr-prev-month,
  .flatpickr-months .flatpickr-next-month {
    display: flex !important;
    align-items: center;
    justify-content: center;
    height: rem(40px);
    width: rem(40px);
    padding: 0;
    fill: $text-01;
    transition: background-color $duration--fast-01 motion(standard, productive);

    &:hover {
      background-color: $hover-ui;
    }
  }

  .flatpickr-current-month .numInputWrapper {
    width: 7ch;
  }

  .#{$prefix}--date-picker__month .flatpickr-current-month,
  .flatpickr-month .flatpickr-current-month {
    @include type-style('heading-01');
    padding: 0;
  }

  .#{$prefix}--date-picker__month .flatpickr-current-month svg,
  .flatpickr-month .flatpickr-current-month svg {
    fill: $text-01;
  }

  .#{$prefix}--date-picker__month .flatpickr-current-month .cur-month,
  .flatpickr-month .flatpickr-current-month .cur-month {
    margin-right: $carbon--spacing-02;
    color: $text-01;
  }

  .#{$prefix}--date-picker__month .numInputWrapper .numInput,
  .flatpickr-month .numInputWrapper .numInput {
    font-weight: 600;
    color: $text-01;
    background-color: $field-01;
    border: none;
    border-radius: 0;
    padding: $carbon--spacing-02;
    // Added in when upgraded to Flatpickr 4.5.5
    -moz-appearance: textfield; /* Firefox */

    &:focus {
      outline: 1px solid $interactive-01;
    }

    &::-webkit-outer-spin-button,
    &::-webkit-inner-spin-button {
      // Added in when upgraded to Flatpickr 4.5.5
      -webkit-appearance: none;
      margin: 0; /* <-- Apparently some margin are still there even though it's hidden */
    }
  }

  .#{$prefix}--date-picker__month .numInputWrapper span.arrowUp,
  .#{$prefix}--date-picker__month .numInputWrapper span.arrowDown,
  .flatpickr-month .numInputWrapper span.arrowUp,
  .flatpickr-month .numInputWrapper span.arrowDown {
    left: 2.6rem;
    border: none;
    width: rem(12px);

    &:hover {
      background: none;

      &:after {
        border-bottom-color: $interactive-01;
        border-top-color: $interactive-01;
      }
    }

    &:after {
      border-bottom-color: $icon-01;
      border-top-color: $icon-01;
    }
  }

  .#{$prefix}--date-picker__month .numInputWrapper span.arrowUp,
  .flatpickr-month .numInputWrapper span.arrowUp {
    top: 4px;
  }

  .#{$prefix}--date-picker__month .numInputWrapper span.arrowDown,
  .flatpickr-month .numInputWrapper span.arrowDown {
    top: 11px;
  }

  span.#{$prefix}--date-picker__weekday,
  span.flatpickr-weekday {
    @include type-style('body-short-01');
    color: $text-01;
    font-weight: 400;
  }

  .#{$prefix}--date-picker__day,
  .flatpickr-day {
    @include type-style('body-short-01');
    height: rem(40px);
    width: rem(40px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: $text-01;
    border-radius: 0;
    border: none;
    transition: all $duration--fast-01 motion(standard, productive);

    &:hover {
      background: $hover-ui;
    }

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

  .#{$prefix}--date-picker__days .nextMonthDay,
  .#{$prefix}--date-picker__days .prevMonthDay {
    color: $text-02;
  }

  .#{$prefix}--date-picker__day.today,
  .flatpickr-day.today {
    position: relative;
    color: $interactive-01;
    font-weight: 600;

    &::after {
      content: '';
      position: absolute;
      display: block;
      bottom: rem(7px);
      left: 50%;
      transform: translateX(-50%);
      height: rem(4px);
      width: rem(4px);
      background: $interactive-01;
    }
  }

  .#{$prefix}--date-picker__day.today.no-border,
  .flatpickr-day.today.no-border {
    border: none;
  }

  .#{$prefix}--date-picker__day.today.selected {
    border: 2px solid $interactive-01;
    &::after {
      display: none;
    }
  }

  .#{$prefix}--date-picker__day.disabled,
  .flatpickr-day.disabled {
    cursor: not-allowed;
    opacity: 0.5;
    color: $ui-05;

    &:hover {
      background: transparent;
    }
  }

  .#{$prefix}--date-picker__day.inRange,
  .flatpickr-day.inRange {
    background: $date-picker-in-range-background-color;
    color: $text-01;
  }

  .#{$prefix}--date-picker__day.selected,
  .flatpickr-day.selected {
    color: $inverse-01;
    background: $interactive-01;

    &:hover {
      color: $text-01;
    }
  }

  .#{$prefix}--date-picker__day.startRange.selected,
  .flatpickr-day.startRange.selected {
    box-shadow: none;
    z-index: 2;
  }

  .#{$prefix}--date-picker__day.endRange,
  .flatpickr-day.endRange {
    &:hover {
      background: $ui-01;
      @include focus-outline('outline');
    }
  }

  .#{$prefix}--date-picker__day.endRange.inRange,
  .flatpickr-day.endRange.inRange {
    @include focus-outline('outline');
    background: $ui-01;
    z-index: 3;
  }

  .#{$prefix}--date-picker__day.endRange.inRange.selected,
  .flatpickr-day.endRange.inRange.selected {
    color: $inverse-01;
    background: $interactive-01;
  }

  .#{$prefix}--date-picker__day.startRange.inRange:not(.selected),
  .flatpickr-day.startRange.inRange:not(.selected) {
    @include focus-outline('outline');
    background: $ui-01;
    z-index: 3;
  }

  .#{$prefix}--date-picker__days,
  .dayContainer {
    width: 100%;
    min-width: 100%;
    height: rem(246px);
  }

  .flatpickr-innerContainer,
  .flatpickr-rContainer {
    width: 100%;
    height: rem(336px);
  }

  .#{$prefix}--date-picker__weekdays,
  .flatpickr-weekdays,
  .flatpickr-weekdaycontainer {
    width: 100%;
  }

  .flatpickr-weekdays {
    height: rem(40px);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .flatpickr-weekdaycontainer {
    display: flex;
  }

  .flatpickr-months {
    display: flex;
    width: 100%;
    position: relative;
  }

  .flatpickr-prev-month,
  .flatpickr-next-month {
    padding-top: 12px;
  }

  .flatpickr-prev-month:hover svg,
  .flatpickr-next-month:hover svg {
    fill: $text-01;
  }

  .flatpickr-next-month.disabled,
  .flatpickr-prev-month.disabled {
    svg {
      fill: $ui-05;
      opacity: 0.5;
      cursor: not-allowed;
    }

    &:hover {
      svg {
        fill: $ui-05;
      }
    }
  }

  // Skeleton State
  .#{$prefix}--date-picker.#{$prefix}--skeleton input,
  .#{$prefix}--date-picker__input.#{$prefix}--skeleton {
    @include skeleton;
    width: 100%;

    &::-webkit-input-placeholder {
      color: transparent;
    }
  }

  .#{$prefix}--date-picker.#{$prefix}--skeleton .#{$prefix}--label {
    @include skeleton;
    width: rem(75px);
    height: rem(14px);
  }
}

@include exports('date-picker') {
  @if feature-flag-enabled('components-x') {
    @include date-picker--x;
  } @else {
    @include date-picker;
  }
}