example.py

import json
from pydid.doc import DIDDocument
from pydid.verification_method import Multikey
from buidl.ecc import S256Point, PrivateKey, N
import secrets
import jcs


from buidl.helper import big_endian_to_int, sha256

from libbtc1.did import encode_identifier, decode_identifier, PLACEHOLDER_DID
from libbtc1.resolver import Btc1Resolver
from libbtc1.service import SingletonBeaconService
from libbtc1.diddoc.builder import Btc1DIDDocumentBuilder, IntermediateBtc1DIDDocumentBuilder
from libbtc1.multikey import get_public_key_multibase

from libbtc1.did_manager import create_external, create_deterministic


def main():
    # did_btc1 = "did:btc1:k1q2ddta4gt5n7u6d3xwhdyua57t6awrk55ut82qvurfm0qnrxx5nw7vnsy65"
    # did_document = resolve(did_btc1, {})
    # print(did_document)

    # document = DIDDocument.from_json(json.dumps(did_document))
    # print(document.id)
    # builder = Btc1DIDDocumentBuilder.from_doc(document)

    # res = builder.build().to_json()

    # print("Final build document", res)

    builder = IntermediateBtc1DIDDocumentBuilder(controller=PLACEHOLDER_DID)

    print(builder.verification_method)
    

    secret = big_endian_to_int(secrets.token_bytes(32)) % N

    private_key = PrivateKey(secret)

    pub_key = private_key.point

    did, document = create_deterministic(pub_key)
    print(did)
    print(json.dumps(document.serialize(), indent=2))

    pk_multibase = get_public_key_multibase(pub_key.sec())

    vm = builder.verification_method.add(Multikey, controller=PLACEHOLDER_DID, public_key_multibase = pk_multibase)

    builder.authentication.reference(vm.id)

    builder.authentication.add(Multikey, public_key_multibase=pk_multibase)


    address = pub_key.p2tr_address(network="mainnet")

    builder.service.add_singleton_beacon(beacon_address=address)

    intermediate_doc = builder.build()

    print(json.dumps(intermediate_doc.serialize(), indent=2))


    btc1, doc = create_external(intermediate_doc)

    print("External \n ",json.dumps(doc.serialize(), indent=2))

    # genesis_bytes = pub_key.sec()

    # print(genesis_bytes.hex())

    # identifier = encode_identifier("key", 1, "bitcoin", genesis_bytes)

    # print(identifier)

    # did_document = resolve(identifier)

    # print(json.dumps(did_document,indent=2))


    # external_document = {"id": "did:btc1:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", "@context": ["https://www.w3.org/ns/did/v1", "https://did-btc1/TBD/context"], "verificationMethod": [{"id": "#initialKey", "type": "Multikey", "controller": "did:btc1:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", "publicKeyMultibase": "z66Pmhojmn1jLPcLCLkK5Sv3Cjz5NxvA6Fn4mALJXhNzpgfC"}], "authentication": ["#initialKey"], "assertionMethod": ["#initialKey"], "capabilityInvocation": ["#initialKey"], "capabilityDelegation": ["#initialKey"], "service": [{"id": "#initial_p2pkh", "type": "SingletonBeacon", "serviceEndpoint": "bitcoin:mfzBTMBvzyG4KXJeWDyGPq4Jbv3bhQbNvw"}, {"id": "#initial_p2wpkh", "type": "SingletonBeacon", "serviceEndpoint": "bitcoin:bcrt1qq5nrwuhfqhte96pnc0kh0p9kxsnxnmdnw22pag"}, {"id": "#initial_p2tr", "type": "SingletonBeacon", "serviceEndpoint": "bitcoin:bcrt1phpuvck53vp3zad5sjxxep29f8a7p2clfef9t65munnqlqul9qdgqpcr2ev"}]}


    # external_genesis_bytes = sha256(jcs.canonicalize(external_document))


    # identifier = encode_identifier("external", 1, "testnet4", external_genesis_bytes)

    # print("external DID", identifier)
    # print("genesis", external_genesis_bytes.hex())

    # print(identifier)

    # decode_identifier(identifier)

    # did_btc1 = "did:btc1:k1qqpuwwde82nennsavvf0lqfnlvx7frrgzs57lchr02q8mz49qzaaxmqphnvcx"

    # id_type, version, network, genesis_bytes = decode_identifier(identifier)

    # print("id type", id_type)
    # print("version", version)
    # print("network", network)



if __name__ == "__main__":
    main()