import type { CSSObject } from '../_util/cssinjs'
import { PresetColors } from '../theme/interface'
import type { AliasToken, PresetColorKey } from '../theme/internal'
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)
}
