import os
import sys
from transaction import Transaction
from brick import Brick
from filerepository import FileRepository
from chain import Chain
if __name__ == '__main__':
chain_path = os.path.join(
os.path.split(os.path.abspath(__file__))[0], "chain")
sender = "example sender"
receiver = "example receiver"
content = "example content"
if len(sys.argv) == 5:
chain_path = sys.argv[1]
sender = sys.argv[2]
receiver = sys.argv[3]
content = sys.argv[4]
repo = FileRepository(chain_path)
transaction = Transaction(sender, receiver, content)
chain = Chain()
chain.link_repository(repo)
if chain.is_valid():
chain.add_transaction(transaction)
# f.append('6')
# f.append('7')
# f.show_all(reverse=True)
# print(f.length())
# f.show_tail()
# print(f.find(Block('3')))
# print(f.find('3'))
# print(f.find(Block('8')))
# print(f.find('8'))
# for i in f:
# print(i.data)
# print(hash(i.data))
c = Chain()
c.add_transaction('1')
c.add_transaction('2')
c.add_transaction('3')
c.add_block()
print(c.last_block().data)
print(c.last_block().hash)
print(c.last_block().prev_hash)
for i in c.last_block().data:
print(i.data)
c.add_transaction('4')
c.add_transaction('5')
c.add_transaction('6')
c.add_block()
print(c.last_block().data)
print(c.last_block().hash)
