def convert_blocklist_to_chain_from_json(chain_json):
"""
In this section, I serialize a list of serialized blocks into
a Blokchain instance, where the result will contain a chain list of Block instances.
"""
blockchain = Blockchain()
blockchain.chain = list(
map(lambda block_json: Block.convert_block_from_json(block_json), chain_json)
)
return blockchain
def message(self, pubnub, message_object):
print(
f'\n-- Channel: {message_object.channel} | Message : {message_object.message}'
)
if message_object.channel == COMMUNICATION_CHANNELS['BLOCK']:
block = Block.convert_block_from_json(message_object.message)
potential_chain = self.blockchain.chain[:]
potential_chain.append(block)
try:
self.blockchain.replace_the_chain(potential_chain)
self.transaction_pool.clear_the_blockchain_transactions(
self.blockchain)
print('\n -- The local chain was replaced succesfully')
except Exception as e:
print(f'\n -- Unfortunately, the chain was not replaced: {e}')
elif message_object.channel == COMMUNICATION_CHANNELS['TRANSACTION']:
transaction = SystemTransactions.convert_transaction_data_from_json(
message_object.message)
self.transaction_pool.setting_the_trasaction(transaction)
print(
'\n -- The New Transaction has Been Set in the Transaction Pool'
)
