@use '../../internals/Box/styles/index' as box;
@use '../../styles/mixins/listbox';
@use '../../Button/styles/index' as button;
@use '../../internals/Picker/styles/mixin' as picker-mixin;
@use '../../styles/mixins/utilities' as utils;
@use 'variables';

// Calendar panel
// ----------------------

.rs-calendar {
  padding-top: var(--rs-calendar-base-spacing);
  position: relative;
  min-height: 266px;
  overflow: hidden;

  &-bordered &-table {
    border: 1px solid var(--rs-border-primary);
    border-radius: var(--rs-calendar-border-radius);
  }

  &-bordered &-table-row:not(:last-child) &-table-cell,
  &-bordered &-table-header-row &-table-header-cell {
    border-bottom: 1px solid var(--rs-border-secondary);
  }

  &-bordered &-month-dropdown {
    border: 1px solid var(--rs-border-primary);
    border-radius: var(--rs-calendar-border-radius);
  }

  &-panel &-header {
    width: 100%;
    padding-bottom: 6px;
    @include utils.clearfix;
  }

  &-panel &-header &-btn-today {
    float: inline-end;
  }

  &-panel &-header-forward,
  &-panel &-header-backward {
    float: none !important;
  }

  &-panel.rs-calendar-month-view &-header-forward,
  &-panel.rs-calendar-month-view &-header-backward {
    display: inline-block;
    visibility: hidden;
    pointer-events: none;
  }

  &-panel &-header-month-toolbar {
    width: auto !important;
  }

  &-panel.rs-calendar-month-view &-header-month-toolbar {
    padding-inline-start: 0;
    padding-inline-end: 0;
  }

  &-panel &-month-view {
    padding-inline-start: 0;
    padding-inline-end: 0;
  }

  &-panel &-table-header-row &-table-header-cell-content {
    padding-top: 8px; // padding + border = 10px
    padding-bottom: 8px;
  }

  &-panel &-table-cell-is-today &-table-cell-day {
    color: var(--rs-calendar-today-text);
    width: var(--rs-calendar-panel-today-active-side-length);
    height: var(--rs-calendar-panel-today-active-side-length);
    background-color: var(--rs-calendar-today-bg);
    border-radius: var(--rs-radius-full);
    margin-inline-start: auto;
    margin-inline-end: auto;
  }

  &-panel &-table-cell-is-today &-table-cell-content {
    box-shadow: none;
  }

  &-panel &-table-cell-selected &-table-cell-content {
    background-color: inherit;
    color: inherit;
    box-shadow: inset 0 0 0 1px var(--rs-input-focus-border);
  }

  &-panel &-table-cell-day {
    display: block;
    text-align: center;
  }

  &-panel &-month-dropdown {
    margin-inline-start: 10px;
    margin-inline-end: 10px;
    border-radius: var(--rs-radius-md);
    width: calc(100% - 20px);
  }

  &-panel:not(.rs-calendar-compact)
    &-table-row:not(.rs-calendar-table-header-row)
    &-table-cell-content {
    width: 100%;
    height: var(--rs-calendar-panel-cell-height);
    overflow: hidden;
  }

  &-panel:not(.rs-calendar-compact) &-table-cell {
    vertical-align: top;
  }

  &-panel &-table-cell {
    padding: 0 1px;
    line-height: 0;
  }

  &-panel &-table-cell-content {
    width: 100%;
    border-radius: var(--rs-radius-none);
  }

  &-panel &-table-row:last-child :first-child &-table-cell-content {
    border-bottom-left-radius: var(--rs-radius-md);
  }

  &-panel &-table-row:last-child :last-child &-table-cell-content {
    border-bottom-right-radius: var(--rs-radius-md);
  }

  &-panel.rs-calendar-compact &-table-row:not(.rs-calendar-table-header-row) &-table-cell-content {
    min-height: var(--rs-calendar-panel-compact-cell-height);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
  }

  &-btn-close {
    position: absolute;
    bottom: 0;
    inset-inline-start: 0;
    inset-inline-end: 0;
    height: 14px;
    padding: 0;
    border: 0;
    display: flex;
    justify-content: center;
    background: var(--rs-bg-overlay);
    z-index: 1;

    &:hover {
      background-color: var(--rs-btn-subtle-hover-bg);
    }
  }

  &-panel &-btn-close {
    bottom: 4px;
    margin: 0 11px;
    border-bottom-left-radius: var(--rs-radius-md);
    border-bottom-right-radius: var(--rs-radius-md);
  }

  &-panel.rs-calendar-bordered &-btn-close {
    bottom: 5px;
  }
}

// DatePicker
// ----------------------

// Show month dropdown
.rs-calendar-month-view {
  .rs-calendar-header-month-toolbar {
    padding-inline-start: 24px;
    padding-inline-end: 24px;
  }

  .rs-calendar-header-backward,
  .rs-calendar-header-forward {
    display: none;
  }

  .rs-calendar-header-title-date {
    @include picker-mixin.picker-calendar-title-show;

    &.rs-calendar-header-error {
      color: var(--rs-text-error);

      &:focus,
      &:hover:active {
        color: #fff !important;
      }
    }
  }
}

// Show time dropdown
.rs-calendar-time-view {
  .rs-calendar-header-title-time {
    @include picker-mixin.picker-calendar-title-show;

    &.rs-calendar-header-error {
      color: var(--rs-text-error);

      &:hover:active {
        color: #fff;
      }
    }
  }
}

// Calendar group
.rs-calendar-table-cell-selected,
.rs-calendar-table-cell-in-range {
  position: relative;

  &::before {
    content: '';
    display: block;
    width: 100%;
    margin-top: 4px;
    height: 24px;
    position: absolute;
    z-index: calc(var(--rs-zindex-date-range-picker-table-cell-content) - 1);
    top: 0;
  }

  .rs-calendar-table-cell-content {
    z-index: var(--rs-zindex-date-range-picker-table-cell-content);
    position: relative;
  }
}

.rs-calendar-table-cell-in-range::before {
  background-color: var(--rs-calendar-range-bg);
}

.rs-calendar-table-cell-in-range:hover::before {
  display: none;
}

// Reset outline for scroll list.
.rs-calendar-month-dropdown-scroll div:focus {
  outline: none;
}

.rs-calendar-header {
  width: var(--rs-calendar-header-width);
  padding-inline-start: var(--rs-calendar-base-spacing);
  padding-inline-end: var(--rs-calendar-base-spacing);
  @include utils.clearfix;

  // Month toolbar && Time toolbar
  &-month-toolbar,
  &-time-toolbar {
    display: inline-block;
  }

  &-month-toolbar {
    float: inline-start;
  }

  &-time-toolbar {
    float: inline-end;
  }

  &-title {
    margin: 0 var(--rs-calendar-header-title-margin);
  }

  &-meridiem {
    // Designer think it's nice!
    font-size: var(--rs-font-size-xs);
    margin-inline-start: 4px;
  }

  &-error {
    @include button.btn-error;
  }

  &-btn-disabled {
    &,
    &:hover,
    &:hover:focus {
      cursor: not-allowed;
      opacity: 0.3;
      background: none;
    }

    &::after {
      display: none !important;
    }
  }

  // Only Has month
  &-has-month:not(&-has-time) {
    margin: 0 auto;
    padding-inline: var(--rs-calendar-base-spacing);
  }

  &-has-month:not(&-has-time) &-month-toolbar {
    display: block;
    text-align: center;
    width: 100%;
    @include utils.clearfix;
  }

  &-has-month:not(&-has-time) &-backward {
    float: inline-start;
  }

  &-has-month:not(&-has-time) &-forward {
    float: inline-end;
  }

  // Only Has time
  &-has-time:not(&-has-month) {
    margin: 0 auto;
    text-align: center;
  }

  &-has-time:not(&-has-month) &-time-toolbar {
    float: none;
    display: inline-block;
  }

  // Has month && time
  &-has-month.rs-calendar-header-has-time {
    margin: 0 auto;
  }
}

[dir='rtl'] .rs-calendar-header {
  &-backward,
  &-forward {
    .rs-icon {
      transform: rotate(180deg);
    }
  }
}

.rs-calendar-body {
  padding: var(--rs-calendar-base-spacing);
  padding-top: var(--rs-calendar-body-padding-top);
}

// Calendar Table
// TODO-Doma Use CSS grid layout.
.rs-calendar-table {
  display: table;
  table-layout: fixed;
  width: var(--rs-calendar-table-width);
}

.rs-calendar-table-row {
  display: table-row;

  &:nth-child(2) {
    .rs-calendar-table-cell-week-number {
      border-top-left-radius: var(--rs-radius-md);
      border-top-right-radius: var(--rs-radius-md);
    }
  }

  &:last-child {
    .rs-calendar-table-cell-week-number {
      border-bottom-left-radius: var(--rs-radius-md);
      border-bottom-right-radius: var(--rs-radius-md);
    }
  }
}

.rs-calendar-table-cell,
.rs-calendar-table-header-cell {
  display: table-cell;
  width: 1%;
  padding: var(--rs-calendar-table-cell-padding) 0;
  text-align: center;
  vertical-align: middle;

  &-un-same-month &-content,
  &-disabled &-content {
    &,
    &:hover {
      color: var(--rs-text-disabled);
    }
  }

  &-disabled &-content {
    &,
    &:hover {
      background: none;
      text-decoration: line-through;
      cursor: not-allowed;
    }
  }

  &-disabled.rs-calendar-table-cell-is-today.rs-calendar-table-cell-selected &-content {
    &:hover {
      @include picker-mixin.picker-calendar-cell-content-selected;
    }
  }

  &-disabled.rs-calendar-table-cell-selected &-content {
    opacity: 0.3;
  }
}

.rs-calendar-table-cell-content {
  @include picker-mixin.picker-calendar-cell-content;

  .rs-calendar-table-cell-is-today & {
    box-shadow: inset 0 0 0 1px var(--rs-input-focus-border);
  }

  .rs-calendar-table-cell-selected & {
    @include picker-mixin.picker-calendar-cell-content-selected;
  }
}

// Table header row
.rs-calendar-table-header-cell-content {
  display: inline-block;
  color: var(--rs-text-secondary);
  font-size: var(--rs-font-size-xs);
  line-height: var(--rs-line-height-sm);
  padding-top: 2px;
  padding-bottom: 2px;

  &,
  &:hover,
  &:focus,
  &:hover:focus {
    background: none;
    cursor: auto;
  }
}

.rs-calendar-table-cell-week-number {
  display: table-cell;
  min-width: 30px;
  padding: var(--rs-calendar-table-cell-padding);
  text-align: center;
  vertical-align: middle;
  color: var(--rs-text-secondary);
  background-color: var(--rs-bg-well);
  font-size: var(--rs-font-size-xs);
}

// Calendar month dropdown
.rs-calendar-month-dropdown {
  display: none;
  position: absolute;
  top: var(--rs-calendar-dropdown-top);
  border-top: 1px solid var(--rs-border-primary);
  margin-top: 0;
  width: 100%;
  background-color: var(--rs-bg-overlay);
  overflow: hidden;
  z-index: var(--rs-zindex-date-range-picker-table-cell-content);
  height: calc(100% - 48px);

  .rs-calendar-month-view & {
    display: block;
  }

  .rs-calendar-month-view &-scroll {
    animation: 0.3s linear slideDown;
  }

  &-scroll {
    height: 100%;
  }

  &-row {
    position: relative;
    padding-inline-start: calc(
      var(--rs-calendar-base-spacing) + 38px
    ); // 30px for the year label + 8px gap
    padding-inline-end: var(--rs-calendar-base-spacing);
    padding-top: 5px;
    padding-bottom: 5px;

    &:not(:last-child) {
      border-bottom: 1px dashed var(--rs-border-primary);
    }
  }

  &-year {
    position: absolute;
    top: calc(50% - 0.5em);
    inset-inline-start: var(--rs-calendar-base-spacing);

    &-active {
      color: var(--rs-text-active);
    }
  }

  &-list {
    display: grid;
    grid-template-columns: repeat(4, 25%);
  }

  &-cell {
    margin: 1px;
    text-align: center;
    vertical-align: middle;
  }

  &-cell-content {
    @include picker-mixin.picker-calendar-cell-content;
  }

  &-cell:not(.rs-calendar-month-dropdown-cell-active).disabled &-cell-content {
    color: var(--rs-text-disabled);
    background: none;
    text-decoration: line-through;
    cursor: not-allowed;
  }

  &-cell-active.disabled &-cell-content {
    opacity: 0.3;
    cursor: not-allowed;
  }

  &-cell-active &-cell-content {
    @include picker-mixin.picker-calendar-cell-content-selected;
  }
}

// Calendar time dropdown
.rs-calendar-time-dropdown {
  display: none;
  position: absolute;
  top: var(--rs-calendar-dropdown-top);
  padding-inline: var(--rs-calendar-base-spacing);
  width: 100%;
  background-color: var(--rs-bg-overlay);
  color: var(--rs-text-primary);
  overflow: hidden;
  z-index: var(--rs-zindex-date-range-picker-table-cell-content);

  .rs-calendar-time-view & {
    display: block;
  }

  .rs-calendar-time-view &-content {
    animation: 0.3s linear slideDown;
  }

  &-row {
    display: table;
    width: 100%;
  }

  &-column {
    display: table-cell;
    width: 1%;

    .rs-scroll-view::after {
      content: '';
      display: block;
      height: calc(100% - 30px);
    }

    > ul,
    > ul > li {
      list-style: none;
      margin: 0;
      padding: 0;
    }

    > ul {
      height: 230px;
      overflow-y: auto;
      scroll-behavior: smooth;
    }
  }

  &-column-title {
    width: 100%;
    background-color: var(--rs-calendar-time-unit-bg);
    color: var(--rs-text-secondary);
    text-align: center;
    font-size: var(--rs-font-size-xs);
    line-height: var(--rs-line-height-sm);
    padding-top: 2px;
    padding-bottom: 2px;
    margin-bottom: 2px;

    .rs-calendar-only-time & {
      border-top: none;
    }
  }

  &-cell {
    font-size: var(--rs-font-size-sm);
    line-height: var(--rs-line-height-base);
    color: inherit;
    padding: 5px;
    display: block;
    text-align: center;
    cursor: pointer;
    margin: 1px;

    &,
    &:hover,
    &:focus {
      text-decoration: none;
    }

    &:hover {
      @include listbox.listbox-option-active;
    }

    &.rs-calendar-time-dropdown-cell-active {
      background-color: var(--rs-bg-active);
      color: var(--rs-calendar-date-selected-text);

      @media (forced-colors: active) {
        &:hover {
          @include listbox.listbox-option-active;
        }
      }
    }

    &.rs-calendar-time-dropdown-cell-disabled {
      color: var(--rs-text-disabled);
      background: none;
      cursor: not-allowed;
      text-decoration: line-through;
    }

    &.rs-calendar-time-dropdown-cell-active.rs-calendar-time-dropdown-cell-disabled {
      opacity: 0.3;
      cursor: not-allowed;
    }
  }
}

.rs-calendar-only-time {
  padding-top: var(--rs-calendar-base-spacing);
  display: block;

  .rs-calendar-time-dropdown {
    position: relative;
    top: 2px;
  }

  .rs-calendar-time-dropdown-row {
    display: flex;
  }

  .rs-calendar-time-dropdown-column {
    min-width: 60px;
    flex: 1;
  }
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
  }

  to {
    transform: translateY(0);
  }
}