tracker.py

import os

from dotenv import load_dotenv
from blockcypher import get_address_full
from decimal import Decimal

address = '1P5ZEDWTKTFGxQjZphgWPQUpe554WKDfHQ'

load_dotenv()
blockCypher_token = os.getenv('BLOCKCYPHER_TOKEN')
if blockCypher_token is None:
    raise EnvironmentError('BLOCKCYPHER_TOKEN is not set in .env file')

def sent_tx(tx_item, address):
    for tx_key, tx_value in tx_item.items():
        if tx_key == 'inputs':
            for input_dict in tx_value:
                if address in input_dict['addresses']:
                    return True
                else:
                    return False


def calculate_total(tx_item, address, is_sent_tx=None):
    total_satoshi = 0

    for tx_key, tx_value in tx_item.items():
        if tx_key == 'inputs':
            for input_dict in tx_value:
                if address in input_dict['addresses']:
                    total_satoshi += input_dict['output_value']

        if tx_key == 'outputs':
            for outputs_dict in tx_value:
                if address in outputs_dict['addresses']:
                    if is_sent_tx is True:
                        total_satoshi -= outputs_dict['value']
                    else:
                        total_satoshi += outputs_dict['value']
    convert_to_decimal = Decimal(total_satoshi / pow(10, 8))
    return convert_to_decimal


# -------------------------FULL DETAILS OF TRANSACTIONS-------------------------
def main(verbose):
    txs = get_address_full(api_key=blockCypher_token, txn_limit=4, address=address)
    balance_btc = txs['final_balance'] / 100
    position_in_transactions = 0
    transactions = []
    is_next_block_same = False

    for item in txs['txs']:

        total_btc = calculate_total(item, address, is_sent_tx=sent_tx(item, address))

        if position_in_transactions < len(txs['txs']) - 1 and txs['txs'][position_in_transactions]['block_height'] == \
                txs['txs'][position_in_transactions + 1]['block_height']:
            if verbose:
                print('-----------------------------Skipping Double Block-----------------------------')
            is_next_block_same = True
            temp_btc_value = total_btc
            if verbose:
                print(float(temp_btc_value))

        if is_next_block_same is False:
            for key, value in item.items():
                if key == 'inputs' or key == 'outputs':
                    if verbose:
                        print('-----------------------------', key, '-----------------------------')
                    for item_in_out in value:
                        for key_in_out, value_in_out in item_in_out.items():
                            if verbose:
                                print('\t', key_in_out, ' : ', value_in_out)
                        if verbose:
                            print()
                else:
                    if verbose:
                        print(key, ' : ', value)

        if total_btc != 0 and txs['txs'][position_in_transactions]['confirmations'] != 0:

            if sent_tx(item, address) is True:
                tx_type = 'SELL'
                if verbose:
                    print('SELL')
                    print('Sent BTC: ', total_btc)
            else:
                tx_type = 'BUY'
                if verbose:
                    print('BUY')
                    print('Sent BTC: ', total_btc)

            tx_date = txs['txs'][position_in_transactions]['confirmed']

            if total_btc > 1:

                transactions.append({'block': txs['txs'][position_in_transactions]['block_height'],
                                     'time': tx_date,
                                     'type': tx_type,
                                     'amount (BTC)': total_btc})

        position_in_transactions += 1
        is_next_block_same = False
        if verbose:
            print(
                "\n=========================================================================================================================================================\n")

    transactions.append(balance_btc)

    for tx in transactions[:-1]:
        for key, value in tx.items():
            if verbose:
                print('\t', key, ' : ', value)
        if verbose:
            print()
            

    return transactions


if __name__ == '__main__':
    main(verbose=True)