@use 'sass:map';
@use '@material/tab-indicator/tab-indicator-theme' as mdc-tab-indicator-theme;
@use '@material/tab/tab-theme' as mdc-tab-theme;
@use '../core/tokens/m2/mdc/tab' as tokens-mdc-tab;
@use '../core/tokens/m2/mdc/tab-indicator' as tokens-mdc-tab-indicator;
@use '../core/tokens/m2/mat/tab-header' as tokens-mat-tab-header;
@use '../core/tokens/m2/mat/tab-header-with-background' as tokens-mat-tab-header-with-background;
@use '../core/theming/theming';
@use '../core/typography/typography';
@use '../core/tokens/token-utils';


@mixin color($config-or-theme) {
  $config: theming.get-color-config($config-or-theme);

  .mat-mdc-tab-group, .mat-mdc-tab-nav-bar {
    @include _palette-styles($config, primary);

    &.mat-accent {
      @include _palette-styles($config, accent);
    }

    &.mat-warn {
      @include _palette-styles($config, warn);
    }

    &.mat-background-primary {
      @include _background-styles($config, primary);
    }

    &.mat-background-accent {
      @include _background-styles($config, accent);
    }

    &.mat-background-warn {
      @include _background-styles($config, warn);
    }
  }
}

@mixin _background-styles($initial-config, $palette) {
  $config: map.merge($initial-config, (primary: map.get($initial-config, $palette)));
  @include token-utils.create-token-values(tokens-mat-tab-header-with-background.$prefix,
    tokens-mat-tab-header-with-background.get-color-tokens($config));
}

@mixin _palette-styles($initial-config, $palette) {
  $config: map.merge($initial-config, (primary: map.get($initial-config, $palette)));
  @include mdc-tab-theme.secondary-navigation-tab-theme(
    tokens-mdc-tab.get-color-tokens($config));
  @include mdc-tab-indicator-theme.theme(
    tokens-mdc-tab-indicator.get-color-tokens($config));
  @include token-utils.create-token-values(tokens-mat-tab-header.$prefix,
   tokens-mat-tab-header.get-color-tokens($config));
}

@mixin typography($config-or-theme) {
  $config: typography.private-typography-to-2018-config(
      theming.get-typography-config($config-or-theme));

  .mat-mdc-tab-header {
    @include mdc-tab-theme.secondary-navigation-tab-theme(
      tokens-mdc-tab.get-typography-tokens($config));
    @include mdc-tab-indicator-theme.theme(
      tokens-mdc-tab-indicator.get-typography-tokens($config));
    @include token-utils.create-token-values(tokens-mat-tab-header.$prefix,
      tokens-mat-tab-header.get-typography-tokens($config));
    @include token-utils.create-token-values(tokens-mat-tab-header-with-background.$prefix,
      tokens-mat-tab-header-with-background.get-typography-tokens($config));
  }
}

@mixin density($config-or-theme) {
  $density-scale: theming.get-density-config($config-or-theme);
  .mat-mdc-tab-header {
    @include mdc-tab-theme.secondary-navigation-tab-theme(
      tokens-mdc-tab.get-density-tokens($density-scale));
    @include mdc-tab-indicator-theme.theme(
      tokens-mdc-tab-indicator.get-density-tokens($density-scale));
    @include token-utils.create-token-values(tokens-mat-tab-header.$prefix,
      tokens-mat-tab-header.get-density-tokens($density-scale));
    @include token-utils.create-token-values(tokens-mat-tab-header-with-background.$prefix,
      tokens-mat-tab-header-with-background.get-density-tokens($density-scale));
  }
}

@mixin theme($theme-or-color-config) {
  $theme: theming.private-legacy-get-theme($theme-or-color-config);
  @include theming.private-check-duplicate-theme-styles($theme, 'mat-tabs') {
    $color: theming.get-color-config($theme);
    $density: theming.get-density-config($theme);
    $typography: theming.get-typography-config($theme);

    @if $color != null {
      @include color($color);
    }
    @if $density != null {
      @include density($density);
    }
    @if $typography != null {
      @include typography($typography);
    }
  }
}