import _ from 'lodash'
import getDisplayRoundNumber from './getDisplayRoundNumber'

// 會把 setItems 也 format status
export default function getFormatBatchItemStatus (item: IAppBatchItem): string {
  const discount = []
  if (item.discount != null && item.discount !== 0) {
    // 後台設定的餐點折扣
    discount.push(`-${getDisplayRoundNumber(item.discount)}$`)
  }

  // 組合每一個變價字串
  const modifierDiscounts: string[] = []
  if (item.modifiers != null) {
    item.modifiers.forEach(modifier => {
      let discountText = ''
      if (modifier.name != null) {
        // 有名字時顯示名字
        discountText += modifier.name
      }
      if (modifier.amount !== 0) {
        // 顯示更動金額
        discountText += getDisplayRoundNumber(modifier.amount) + '$'
      }
      if (modifier.percent !== 0) {
        // 顯示更動百分比
        discountText += String(modifier.percent) + '%'
      }
      modifierDiscounts.push(discountText)
    })
  }
  const status = _.concat(discount, item.options.map(option => option.name), item.tags.map(tag => tag.name), item.remarks, modifierDiscounts)

  return item.cancelled ? '已取消' : status.join('/')
}