Function replaceChain

main.js:169–177

(newBlocks)

};

var replaceChain = (newBlocks) => {
    if (isValidChain(newBlocks) && newBlocks.length > blockchain.length) {
        console.log('Received blockchain is valid. Replacing current blockchain with received blockchain');
        blockchain = newBlocks;
        broadcast(responseLatestMsg());
    } else {
        console.log('Received blockchain invalid');
    }
};

var isValidChain = (blockchainToValidate) => {
    if (JSON.stringify(blockchainToValidate[0]) !== JSON.stringify(getGenesisBlock())) {