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@use 'logging' as *;
@use '../themes/theme' as *;
@use 'variables' as *;

/// Given a color and a pseudo state, adjusts the color's opacity with the rgba function according to the given
/// pseudo-state
@function ApplyStateLayer($color, $state) {
  @return rgba($color, GetStateLayer($state));
}

/// Delegates to ApplyStateLayer, specifically to be used for Material Design themes. The $color parameter has to be
/// the name of the color, which is then resolved from the scheme map
@function ApplyMDStateLayer($color, $state) {
  @return ApplyStateLayer(GetSchemeColor($color), $state);
}

/// Computes the color of the ripple layer given the base color and the interaction/layer state
@function RippleLayer($color, $layer_state) {
  @return rgba(GetSchemeColor($color), GetStateLayer($layer_state));
}

/// Shortcut for the ripple_layer function with 'pressed' as the interaction state.
/// On the web, the ripple layer is an actual container that changes its color based on the user interaction with the
/// component. Here on the desktop the ripple is not a layer but just an effect, because of this, the ripple color
/// will always refer to the 'pressed' state.
@function Ripple($color) {
  @return RippleLayer($color, pressed);
}

/// Given an elevation level as an integer, returns the corresponding opacity
@function GetElevation($level) {
  @if not map-has-key($elevations, $level) {
    @return WarnFn("Elevation not found for level #{$level}", 0%);
  }
  @return map-get($elevations, $level);
}

/// Given a pseudo-state as a string, returns the corresponding opacity
@function GetStateLayer($state) {
  @if not map-has-key($state-layers, $state) {
    @return WarnFn("Layer for state #{$state} not found", 0%);
  }
  @return map-get($state-layers, $state);
}

/// Given a shape as a string, returns the corresponding radius values
@function GetShape($shape) {
  @if not map-has-key($shapes, $shape) {
    @return WarnFn("Shape not found for descriptor #{$shape}", 0px);
  }
  @return map-get($shapes, $shape);
}