/** 与 FormCreate 官方 unique 同类：生成不重复 field */
let _uidSeq = 0
function uniqueId() {
  const num = 370 + ++_uidSeq
  return (
    'F' +
    Math.random().toString(36).slice(3, 6) +
    Number(`${Date.now()}`).toString(36) +
    num.toString(36) +
    'c'
  )
}

/** FormCreate Designer DragRule：部门选择 */
export const deptSelectDragRule = {
  menu: 'main' as const,
  icon: 'icon-tree',
  label: '部门',
  name: 'dept',
  input: true,
  mask: true,
  validate: ['string', 'array', 'object'],
  event: ['change'],
  rule() {
    return {
      type: 'dept',
      field: uniqueId(),
      title: '部门',
      info: '',
      $required: false,
      props: {
        multiple: true,
        max: undefined as number | undefined
      }
    }
  },
  props() {
    return [
      {
        type: 'switch',
        field: 'multiple',
        title: '允许多选',
        value: true,
        props: { activeText: '是', inactiveText: '否' }
      },
      {
        type: 'inputNumber',
        field: 'max',
        title: '最大可选数',
        value: undefined,
        props: { min: 1, precision: 0, placeholder: '不填则不限制' }
      },
      {
        type: 'input',
        field: 'formCreateInfo',
        title: '提示信息'
      }
    ]
  }
}