load(
  local!returnIndex,
  local!itemsToken,
  {
    a!gridLayout(
      headerCells: {
        a!gridLayoutHeaderCell(label: "ID"),
        a!gridLayoutHeaderCell(label: "Description")
      },
      rows: a!applyComponents(
        function: rule!MA_TestGridRowLayout(
          gridItems: ri!gridItems,
          itemIndex: _
        ),
        array: if(or(isnull(ri!gridItems), count(ri!gridItems) < 1), {}, 1+enumerate(count(ri!gridItems))),
        arrayVariable: local!itemsToken
      )
    ),
    a!linkField(
      label: "Add Link",
      labelPosition: "COLLAPSED",
      links: a!dynamicLink(
        label: "+Add Item",
        value: {ID:null, Description:null},
        saveInto: {
          a!save(ri!gridItems, append(ri!gridItems, save!value)),
          a!save(local!itemsToken, append(local!itemsToken, save!value))
        }
      )
    ),
    a!textField(
      label: "DEBUG items",
      value: ri!gridItems,
      readOnly: true
    )
  }
)