@use 'sass:map';
@use '../core/theming/theming';
@use '../core/tokens/m2-utils';

@function get-tokens($theme) {
  $system: m2-utils.get-system($theme);
  $density-scale: theming.clamp-density(map.get($system, density-scale), -3);

  @return (
    base: (),
    color: private-get-color-palette-color-tokens(
        map.get($system, surface), map.get($system, on-surface)),
    typography: (
      toolbar-title-text-font: map.get($system, title-small-font),
      toolbar-title-text-line-height: map.get($system, title-small-line-height),
      toolbar-title-text-size: map.get($system, title-small-size),
      toolbar-title-text-tracking: map.get($system, title-small-tracking),
      toolbar-title-text-weight: map.get($system, title-small-weight),
    ),
    density: (
      toolbar-standard-height: map.get((
        0: 64px,
        -1: 60px,
        -2: 56px,
        -3: 52px,
      ), $density-scale),
      toolbar-mobile-height: map.get((
        0: 56px,
        -1: 52px,
        -2: 48px,
        -3: 44px,
      ), $density-scale),
    ),
  );
}

// Generates the tokens used to theme the toolbar based on a palette.
@function private-get-color-palette-color-tokens($background-color, $text-color) {
  @return (
    toolbar-container-background-color: $background-color,
    toolbar-container-text-color: $text-color,
  );
}