element-easy/src/element-easy/utils/easy.js

crud for element ui

export function getFormData (formList, useDefault = true) {
  const data = {}
  formList.forEach((item) => {
    if (!item.prop) return
    const propArr = item.prop.split('.')
    propArr.forEach((prop, idx) => {
      let val = {}
      if (idx === propArr.length - 1) {
        val = useDefault ? item.default : undefined
      }
      if (idx === 0) {
        data[prop] = data[prop] ?? val
      } else {
        let idxStart = 0
        let str = 'data'
        while (idxStart <= idx) {
          str = `${str}.${propArr[idxStart]}`
          idxStart++
          // eslint-disable-next-line
          eval(`${str}=${str}??` + JSON.stringify(val))
        }
      }
    })
  })
  return data
}

export function arrayIncrease (list, num) {
  const res = []
  let arr = []
  list.forEach((item, idx) => {
    arr.push(item)
    if (idx % num === num - 1) {
      res.push(arr)
      arr = []
    }
  })
  if (arr.length > 0) res.push(arr)
  return res
}