この本がバカ売れすれば、遊んで暮らすだけの金が手に入るのに。
Can anyone breakdown this part 遊んで暮らすだけの金 and explain the sentence construction ?
XしてYする
Y-ing by X-ing.
遊んで暮らす means "To live while just doing nothing but playing"
XするだけのY
Enough amount of Y to X.
So,
遊んで暮らすだけの金
means
Enough amount of money to live by playing.