import anthro_zscores from './z-score';

function weight_adjust(weight: number, clothing_weight: number, clothing?: 'y'): number {
  if (clothing && clothing == 'y') {
    return weight - (clothing_weight / 1000)
  }
  return weight
}

type ena_zscores = {
  sex: string | 1 | 2,
  age?: number,
  is_age_in_month?: boolean,
  weight?: number,
  lenhei?: number,
  measure?: string,
  headc?: number,
  armc?: number,
  triskin?: number,
  subskin?: number,
  oedema?: string,
  clothing?: 'y',
  clothing_weight?: number, //assumed average clothing weight in grams

};
export default function ena_zscores({
  sex,
  age,
  is_age_in_month = false,
  weight,
  lenhei,
  measure,
  headc,
  armc,
  triskin,
  subskin,
  oedema = 'n',
  clothing,
  clothing_weight = 40
}: ena_zscores): ReturnType<typeof anthro_zscores> {
  const cweight = weight ? weight_adjust(weight, clothing_weight, clothing) : undefined
  return anthro_zscores({sex,age,is_age_in_month,weight: cweight,lenhei,measure,headc, armc, triskin, subskin, oedema})
}