Main.py

import requests
import time


def get_latest_block_height():
    url = "https://blockstream.info/api/blocks/tip/height"
    response = requests.get(url)
    return int(response.text)

def get_block_hash(height):
    url = f"https://blockstream.info/api/block-height/{height}"
    response = requests.get(url)
    return response.text

def get_block_transactions(block_hash):
    url = f"https://blockstream.info/api/block/{block_hash}/txs"
    response = requests.get(url)
    return response.json()

def extract_addresses(transactions):
    addresses = set()

    for tx in transactions:
        # Inputs (vin)
        if 'vin' in tx:
            for vin in tx['vin']:
                if 'prevout' in vin and vin['prevout'] and 'scriptpubkey_address' in vin['prevout']:
                    addresses.add(vin['prevout']['scriptpubkey_address'])

        # Outputs (vout)
        if 'vout' in tx:
            for vout in tx['vout']:
                if 'scriptpubkey_address' in vout:
                    addresses.add(vout['scriptpubkey_address'])
    
    return addresses

def save_addresses_to_file(addresses):
        fileW=open("ADD-LIST.txt","a+")
        for address in sorted(addresses):
            fileW.writelines(address+"\n")
        fileW.close()

def main():
    print("Fetching latest Bitcoin block height...")
    latest_height = get_latest_block_height()
    print("Latest block height:", latest_height)

    all_addresses = set()
    for i in range(20000):
        block_height = int(latest_height) - i
        print(f"Processing block {block_height}...")

        try:
            block_hash = get_block_hash(block_height)
            transactions = get_block_transactions(block_hash)
            addresses = extract_addresses(transactions)
            all_addresses=addresses
            save_addresses_to_file(all_addresses)
            time.sleep(1)  # محدودیت نرخ درخواست
        except Exception as e:
            print("Error at block", block_height, ":", str(e))
            continue

    save_addresses_to_file(all_addresses)

if __name__ == "__main__":
    main()