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const generateNodes = ({
  numberOfColumns,
  numberOfRows,
}) => (
  Array(
    numberOfColumns
    * numberOfRows
  )
  .fill()
  .map((
    item,
    index,
  ) => ({
    colorId: (
      Math
      .floor(
        Math.random() * 3
      )
    ),
    id: index,
    x: index % numberOfColumns,
    y: Math.floor(index / numberOfColumns),
  }))
)