@use '../../token-definition';
@use '../../../theming/theming';
@use '../../../theming/inspection';
@use '../../../style/sass-utils';

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

// Tokens that can't be configured through Angular Material's current theming API,
// but may be in a future version of the theming API.
@function get-unthemable-tokens() {
  @return ();
}

// Tokens that can be configured through Angular Material's color theming API.
@function get-color-tokens($theme, $palette-name: accent) {
  @return (
    ripple-color: inspection.get-theme-color($theme, foreground, base),
    checked-ripple-color: inspection.get-theme-color($theme, $palette-name, default),
    disabled-label-color: inspection.get-theme-color($theme, foreground, disabled-text),
    label-text-color: inspection.get-theme-color($theme, foreground, text)
  );
}

// Tokens that can be configured through Angular Material's typography theming API.
@function get-typography-tokens($theme) {
  @return (
    label-text-font: inspection.get-theme-typography($theme, body-2, font-family),
    label-text-line-height: inspection.get-theme-typography($theme, body-2, line-height),
    label-text-size: inspection.get-theme-typography($theme, body-2, font-size),
    label-text-tracking: inspection.get-theme-typography($theme, body-2, letter-spacing),
    label-text-weight: inspection.get-theme-typography($theme, body-2, font-weight)
  );
}

// Tokens that can be configured through Angular Material's density theming API.
@function get-density-tokens($theme) {
  $density-scale: theming.clamp-density(inspection.get-theme-density($theme), -3);

  @return (touch-target-display: if($density-scale < -1, none, block));
}

// Combines the tokens generated by the above functions into a single map with placeholder values.
// This is used to create token slots.
@function get-token-slots() {
  @return sass-utils.deep-merge-all(
    get-unthemable-tokens(),
    get-color-tokens(token-definition.$placeholder-color-config),
    get-typography-tokens(token-definition.$placeholder-typography-config),
    get-density-tokens(token-definition.$placeholder-density-config)
  );
}
