/* eslint-disable import/prefer-default-export */
import type { CSSObject } from '../_util/cssinjs';
import type { AliasToken, PresetColorKey } from '../theme/internal';
import { PresetColors } from '../theme/interface';
import type { TokenWithCommonCls } from '../theme/util/genComponentStyleHook';

interface CalcColor {
  /** token[`${colorKey}-1`] */
  lightColor: string;
  /** token[`${colorKey}-3`] */
  lightBorderColor: string;
  /** token[`${colorKey}-6`] */
  darkColor: string;
  /** token[`${colorKey}-7`] */
  textColor: string;
}

type GenCSS = (colorKey: PresetColorKey, calcColor: CalcColor) => CSSObject;

export function genPresetColor<Token extends TokenWithCommonCls<AliasToken>>(
  token: Token,
  genCss: GenCSS,
): CSSObject {
  return PresetColors.reduce((prev: CSSObject, colorKey: PresetColorKey) => {
    const lightColor = token[`${colorKey}-1`];
    const lightBorderColor = token[`${colorKey}-3`];
    const darkColor = token[`${colorKey}-6`];
    const textColor = token[`${colorKey}-7`];

    return {
      ...prev,
      ...genCss(colorKey, { lightColor, lightBorderColor, darkColor, textColor }),
    };
  }, {} as CSSObject);
}