penpot-exporter-figma-plugin/plugin-src/translators/translateFills.ts

import { Fill } from '@ui/lib/types/utils/fill';

import { translateGradientLinearFill } from './translateGradientLinearFill';
import { translateSolidFill } from './translateSolidFill';

const translateFill = (fill: Paint, width: number, height: number): Fill | undefined => {
  switch (fill.type) {
    case 'SOLID':
      return translateSolidFill(fill);
    case 'GRADIENT_LINEAR':
      return translateGradientLinearFill(fill, width, height);
  }

  console.error('Color type ' + fill.type + ' not supported yet');
};

export const translateFills = (
  fills: readonly Paint[] | typeof figma.mixed,
  width: number,
  height: number
): Fill[] => {
  // @TODO: think better variable name
  // @TODO: make it work with figma.mixed
  const fills2 = fills === figma.mixed ? [] : fills;

  const penpotFills = [];

  for (const fill of fills2) {
    const penpotFill = translateFill(fill, width, height);

    if (penpotFill) {
      penpotFills.unshift(penpotFill);
    }
  }

  return penpotFills;
};