@use 'sass:map';
@use '../../../style/elevation';
@use '../../../style/sass-utils';
@use '../../token-definition';

// The prefix used to generate the fully qualified name for tokens in this file.
$prefix: (mat, datepicker);

/// Generates custom tokens for the mat-datepicker.
/// @param {Map} $systems The MDC system tokens
/// @param {Boolean} $exclude-hardcoded Whether to exclude hardcoded token values
/// @param {Map} $token-slots Possible token slots
/// @return {Map} A set of custom tokens for the mat-datepicker
@function get-tokens($systems, $exclude-hardcoded, $token-slots) {
  $tokens: ((
    calendar-date-in-range-state-background-color:
      map.get($systems, md-sys-color, primary-container),
    calendar-date-in-comparison-range-state-background-color:
      map.get($systems, md-sys-color, tertiary-container),
    calendar-date-in-overlap-range-state-background-color:
      map.get($systems, md-sys-color, secondary-container),
    calendar-date-in-overlap-range-selected-state-background-color:
      map.get($systems, md-sys-color, secondary),
    calendar-date-selected-state-text-color: map.get($systems, md-sys-color, on-primary),
    calendar-date-selected-state-background-color: map.get($systems, md-sys-color, primary),
    calendar-date-selected-disabled-state-background-color: sass-utils.safe-color-change(
      map.get($systems, md-sys-color, on-surface),
      $alpha: 0.38
    ),
    calendar-date-today-selected-state-outline-color: map.get($systems, md-sys-color, primary),
    calendar-date-focus-state-background-color: sass-utils.safe-color-change(
      map.get($systems, md-sys-color, on-surface),
      $alpha: map.get($systems, md-sys-state, focus-state-layer-opacity)
    ),
    calendar-date-hover-state-background-color: sass-utils.safe-color-change(
      map.get($systems, md-sys-color, on-surface),
      $alpha: map.get($systems, md-sys-state, hover-state-layer-opacity)
    ),
    toggle-active-state-icon-color: map.get($systems, md-sys-color, on-surface-variant),
    toggle-icon-color: map.get($systems, md-sys-color, on-surface-variant),
    calendar-body-label-text-color: map.get($systems, md-sys-color, on-surface),
    calendar-period-button-text-color: map.get($systems, md-sys-color, on-surface-variant),
    calendar-period-button-icon-color: map.get($systems, md-sys-color, on-surface-variant),
    calendar-navigation-button-icon-color: map.get($systems, md-sys-color, on-surface-variant),
    calendar-header-divider-color: token-definition.hardcode(transparent, $exclude-hardcoded),
    calendar-header-text-color: map.get($systems, md-sys-color, on-surface-variant),
    calendar-date-today-outline-color: map.get($systems, md-sys-color, primary),
    calendar-date-today-disabled-state-outline-color: sass-utils.safe-color-change(
      map.get($systems, md-sys-color, on-surface),
      $alpha: 0.38
    ),
    calendar-date-text-color: map.get($systems, md-sys-color, on-surface),
    calendar-date-outline-color: token-definition.hardcode(transparent, $exclude-hardcoded),
    calendar-date-disabled-state-text-color: sass-utils.safe-color-change(
      map.get($systems, md-sys-color, on-surface),
      $alpha: 0.38
    ),
    calendar-date-preview-state-outline-color: map.get($systems, md-sys-color, primary),
    range-input-separator-color: map.get($systems, md-sys-color, on-surface),
    range-input-disabled-state-separator-color: sass-utils.safe-color-change(
      map.get($systems, md-sys-color, on-surface),
      $alpha: 0.38
    ),
    range-input-disabled-state-text-color: sass-utils.safe-color-change(
      map.get($systems, md-sys-color, on-surface),
      $alpha: 0.38
    ),
    calendar-container-background-color: map.get($systems, md-sys-color, surface-container-high),
    calendar-container-text-color: map.get($systems, md-sys-color, on-surface),
    calendar-container-elevation-shadow:
        token-definition.hardcode(elevation.get-box-shadow(0), $exclude-hardcoded),
    calendar-container-touch-elevation-shadow:
      token-definition.hardcode(elevation.get-box-shadow(0), $exclude-hardcoded),
    calendar-container-shape: map.get($systems, md-sys-shape, corner-large),
    calendar-container-touch-shape: map.get($systems, md-sys-shape, corner-extra-large),
    calendar-text-font: map.get($systems, md-sys-typescale, body-medium-font),
    calendar-text-size: map.get($systems, md-sys-typescale, body-medium-size),
    calendar-body-label-text-size: map.get($systems, md-sys-typescale, title-small-size),
    calendar-body-label-text-weight: map.get($systems, md-sys-typescale, title-small-weight),
    calendar-period-button-text-size: map.get($systems, md-sys-typescale, title-small-size),
    calendar-period-button-text-weight: map.get($systems, md-sys-typescale, title-small-weight),
    calendar-header-text-size: map.get($systems, md-sys-typescale, title-small-size),
    calendar-header-text-weight: map.get($systems, md-sys-typescale, title-small-weight),
  ), (
    // Color variants:
    primary: (), // Default, no overrides needed.
    secondary: (
      calendar-date-in-range-state-background-color:
          map.get($systems, md-sys-color, secondary-container),
      calendar-date-selected-state-text-color: map.get($systems, md-sys-color, on-secondary),
      calendar-date-selected-state-background-color: map.get($systems, md-sys-color, secondary),
      calendar-date-today-selected-state-outline-color: map.get($systems, md-sys-color, secondary),
      calendar-date-today-outline-color: map.get($systems, md-sys-color, secondary),
      calendar-date-preview-state-outline-color: map.get($systems, md-sys-color, secondary),
      calendar-date-in-overlap-range-state-background-color:
          map.get($systems, md-sys-color, primary-container),
      calendar-date-in-overlap-range-selected-state-background-color:
          map.get($systems, md-sys-color, primary),
    ),
    tertiary: (
      calendar-date-in-range-state-background-color:
          map.get($systems, md-sys-color, tertiary-container),
      calendar-date-selected-state-text-color: map.get($systems, md-sys-color, on-tertiary),
      calendar-date-selected-state-background-color: map.get($systems, md-sys-color, tertiary),
      calendar-date-today-selected-state-outline-color: map.get($systems, md-sys-color, tertiary),
      calendar-date-today-outline-color: map.get($systems, md-sys-color, tertiary),
      calendar-date-preview-state-outline-color: map.get($systems, md-sys-color, tertiary),
      calendar-date-in-comparison-range-state-background-color:
          map.get($systems, md-sys-color, primary-container),
    ),
    error: (
      calendar-date-in-range-state-background-color:
          map.get($systems, md-sys-color, error-container),
      calendar-date-selected-state-text-color: map.get($systems, md-sys-color, on-error),
      calendar-date-selected-state-background-color: map.get($systems, md-sys-color, error),
      calendar-date-today-selected-state-outline-color: map.get($systems, md-sys-color, error),
      calendar-date-today-outline-color: map.get($systems, md-sys-color, error),
      calendar-date-preview-state-outline-color: map.get($systems, md-sys-color, error),
    )
  ));

  @return token-definition.namespace-tokens($prefix, $tokens, $token-slots);
}