def generate_genesis_block(WalletA):
coinbase = Wallet()
genesis = Transaction("0", coinbase.publicKey, WalletA.publicKey, 100,
None)
genesis.generate_signature(coinbase.privateKey)
genesis.outputs.append(
TransactionOutput(genesis.transaction_id, genesis.reciepient,
genesis.value))
main_utxo[genesis.outputs[0].id] = genesis.outputs[0]
print("Creating and Mining Genesis block... ")
block = Block("Hi I am a block 0", "0")
block.add_transaction(genesis, main_utxo)
add_block(block)
def send_funds(self, reciepient, value_sent , main_utxo):
if(self.get_balance(main_utxo) < value_sent):
print("#Not Enough funds to send transaction. Transaction Discarded.")
return None
total = 0
inputs = []
for key , value in self.utxo.items():
utxo = value
total += utxo.value
inputs.append(TransactionInput(utxo.id , utxo))
if(total > value_sent):
break
#Pass "0" as default argument
new_transaction = Transaction("0", self.publicKey, reciepient, value_sent, inputs)
new_transaction.generate_signature(self.privateKey)
for obj in inputs:
self.utxo.pop(obj.transaction_output_id)
return new_transaction
