&self.mempool
  }

  pub(crate) fn get_confirmations(&self, tx: &Transaction) -> i32 {
    for (confirmations, hash) in self.hashes.iter().rev().enumerate() {
      if self.blocks.get(hash).unwrap().txdata.contains(tx) {
        return (confirmations + 1).try_into().unwrap();
      }
    }

    0
  }
}