# Copyright © 2020 Interplanetary Database Association e.V.,
# Planetmint and IPDB software contributors.
# SPDX-License-Identifier: (Apache-2.0 AND CC-BY-4.0)
# Code is Apache-2.0 and docs are CC-BY-4.0

from base58 import b58decode
import pytest
from cryptoconditions import ThresholdSha256, Ed25519Sha256


USER_PRIVATE_KEY = "8eJ8q9ZQpReWyQT5aFCiwtZ5wDZC4eDnCen88p3tQ6ie"
USER_PUBLIC_KEY = "JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE"

USER2_PRIVATE_KEY = "F86PQPiqMTwM2Qi2Sda3U4Vdh3AgadMdX3KNVsu5wNJr"
USER2_PUBLIC_KEY = "GDxwMFbwdATkQELZbMfW8bd9hbNYMZLyVXA3nur2aNbE"

USER3_PRIVATE_KEY = "4rNQFzWQbVwuTiDVxwuFMvLG5zd8AhrQKCtVovBvcYsB"
USER3_PUBLIC_KEY = "Gbrg7JtxdjedQRmr81ZZbh1BozS7fBW88ZyxNDy7WLNC"

CC_FULFILLMENT_URI = (
    "pGSAINdamAGCsQq31Uv-08lkBzoO4XLz2qYjJa8CGmj3B1EagUDlVkMAw2CscpCG4syAboKKh"
    "Id_Hrjl2XTYc-BlIkkBVV-4ghWQozusxh45cBz5tGvSW_XwWVu-JGVRQUOOehAL"
)
CC_CONDITION_URI = "ni:///sha-256;" "eZI5q6j8T_fqv7xMROaei9_tmTMk4S7WR5Kr4onPHV8" "?fpt=ed25519-sha-256&cost=131072"

ASSET_DEFINITION = {"data": "QmaozNR7DZHQK1ZcU9p7QdrshMvXqWK6gpu5rmrkPdT3L4"}

DATA = "QmaozNR7DZHQK1ZcU9p7QdrshMvXqWK6gpu5rmrkPdT3L4"


@pytest.fixture
def user_priv():
    return USER_PRIVATE_KEY


@pytest.fixture
def user_pub():
    return USER_PUBLIC_KEY


@pytest.fixture
def user2_priv():
    return USER2_PRIVATE_KEY


@pytest.fixture
def user2_pub():
    return USER2_PUBLIC_KEY


@pytest.fixture
def user3_priv():
    return USER3_PRIVATE_KEY


@pytest.fixture
def user3_pub():
    return USER3_PUBLIC_KEY


@pytest.fixture
def ffill_uri():
    return CC_FULFILLMENT_URI


@pytest.fixture
def cond_uri():
    return CC_CONDITION_URI


@pytest.fixture
def user_Ed25519(user_pub):
    return Ed25519Sha256(public_key=b58decode(user_pub))


@pytest.fixture
def user_user2_threshold(user_pub, user2_pub):
    user_pub_keys = [user_pub, user2_pub]
    threshold = ThresholdSha256(threshold=len(user_pub_keys))
    for user_pub in user_pub_keys:
        threshold.add_subfulfillment(Ed25519Sha256(public_key=b58decode(user_pub)))
    return threshold


@pytest.fixture
def user2_Ed25519(user2_pub):
    return Ed25519Sha256(public_key=b58decode(user2_pub))


@pytest.fixture
def user_input(user_Ed25519, user_pub):
    from planetmint.transactions.common.transaction import Input

    return Input(user_Ed25519, [user_pub])


@pytest.fixture
def user_user2_threshold_output(user_user2_threshold, user_pub, user2_pub):
    from planetmint.transactions.common.transaction import Output

    return Output(user_user2_threshold, [user_pub, user2_pub])


@pytest.fixture
def user_user2_threshold_input(user_user2_threshold, user_pub, user2_pub):
    from planetmint.transactions.common.transaction import Input

    return Input(user_user2_threshold, [user_pub, user2_pub])


@pytest.fixture
def user_output(user_Ed25519, user_pub):
    from planetmint.transactions.common.transaction import Output

    return Output(user_Ed25519, [user_pub])


@pytest.fixture
def user2_output(user2_Ed25519, user2_pub):
    from planetmint.transactions.common.transaction import Output

    return Output(user2_Ed25519, [user2_pub])


@pytest.fixture
def asset_definition():
    return ASSET_DEFINITION


@pytest.fixture
def data():
    return DATA


@pytest.fixture
def utx(user_input, user_output):
    from planetmint.transactions.common.transaction import Transaction

    return Transaction(Transaction.CREATE, {"data": None}, [user_input], [user_output])


@pytest.fixture
def tx(utx, user_priv):
    return utx.sign([user_priv])


@pytest.fixture
def transfer_utx(user_output, user2_output, utx):
    from planetmint.transactions.common.transaction import Input, TransactionLink, Transaction

    user_output = user_output.to_dict()
    input = Input(utx.outputs[0].fulfillment, user_output["public_keys"], TransactionLink(utx.id, 0))
    return Transaction("TRANSFER", {"id": utx.id}, [input], [user2_output])


@pytest.fixture
def transfer_tx(transfer_utx, user_priv):
    return transfer_utx.sign([user_priv])


@pytest.fixture(scope="session")
def dummy_transaction():
    return {
        "asset": {"data": None},
        "id": 64 * "a",
        "inputs": [
            {
                "fulfillment": "dummy",
                "fulfills": None,
                "owners_before": [58 * "a"],
            }
        ],
        "metadata": None,
        "operation": "CREATE",
        "outputs": [
            {
                "amount": "1",
                "condition": {
                    "details": {"public_key": 58 * "b", "type": "ed25519-sha-256"},
                    "uri": "dummy",
                },
                "public_keys": [58 * "b"],
            }
        ],
        "version": "2.0",
    }


@pytest.fixture
def unfulfilled_transaction():
    return {
        "asset": {"data": "QmaozNR7DZHQK1ZcU9p7QdrshMvXqWK6gpu5rmrkPdT3L4"},
        "id": None,
        "inputs": [
            {
                # XXX This could be None, see #1925
                # https://github.com/planetmint/planetmint/issues/1925
                "fulfillment": {
                    "public_key": "JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE",
                    "type": "ed25519-sha-256",
                },
                "fulfills": None,
                "owners_before": ["JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE"],
            }
        ],
        "metadata": None,
        "operation": "CREATE",
        "outputs": [
            {
                "amount": "1",
                "condition": {
                    "details": {
                        "public_key": "JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE",
                        "type": "ed25519-sha-256",
                    },
                    "uri": "ni:///sha-256;49C5UWNODwtcINxLgLc90bMCFqCymFYONGEmV4a0sG4?fpt=ed25519-sha-256&cost=131072",
                },
                "public_keys": ["JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE"],
            }
        ],
        "version": "1.0",
    }


@pytest.fixture
def fulfilled_transaction():
    return {
        "asset": {"data": "QmaozNR7DZHQK1ZcU9p7QdrshMvXqWK6gpu5rmrkPdT3L4"},
        "id": None,
        "inputs": [
            {
                "fulfillment": (
                    "pGSAIP_2P1Juh-94sD3uno1lxMPd9EkIalRo7QB014pT6dD9g"
                    "UANRNxasDy1Dfg9C2Fk4UgHdYFsJzItVYi5JJ_vWc6rKltn0k"
                    "jagynI0xfyR6X9NhzccTt5oiNH9mThEb4QmagN"
                ),
                "fulfills": None,
                "owners_before": ["JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE"],
            }
        ],
        "metadata": None,
        "operation": "CREATE",
        "outputs": [
            {
                "amount": "1",
                "condition": {
                    "details": {
                        "public_key": "JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE",
                        "type": "ed25519-sha-256",
                    },
                    "uri": "ni:///sha-256;49C5UWNODwtcINxLgLc90bMCFqCymFYONGEmV4a0sG4?fpt=ed25519-sha-256&cost=131072",
                },
                "public_keys": ["JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE"],
            }
        ],
        "version": "1.0",
    }


# TODO For reviewers: Pick which approach you like best: parametrized or not?
@pytest.fixture(
    params=(
        {
            "id": None,
            "fulfillment": {"public_key": "JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE", "type": "ed25519-sha-256"},
        },
        {
            "id": None,
            "fulfillment": (
                "pGSAIP_2P1Juh-94sD3uno1lxMPd9EkIalRo7QB014pT6dD9g"
                "UANRNxasDy1Dfg9C2Fk4UgHdYFsJzItVYi5JJ_vWc6rKltn0k"
                "jagynI0xfyR6X9NhzccTt5oiNH9mThEb4QmagN"
            ),
        },
        {
            "id": "7a7c827cf4ef7985f08f4e9d16f5ffc58ca4e82271921dfbed32e70cb462485f",
            "fulfillment": (
                "pGSAIP_2P1Juh-94sD3uno1lxMPd9EkIalRo7QB014pT6dD9g"
                "UANRNxasDy1Dfg9C2Fk4UgHdYFsJzItVYi5JJ_vWc6rKltn0k"
                "jagynI0xfyR6X9NhzccTt5oiNH9mThEb4QmagN"
            ),
        },
    )
)
def tri_state_transaction(request):
    tx = {
        "asset": {"data": "QmaozNR7DZHQK1ZcU9p7QdrshMvXqWK6gpu5rmrkPdT3L4"},
        "id": None,
        "inputs": [
            {"fulfillment": None, "fulfills": None, "owners_before": ["JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE"]}
        ],
        "metadata": None,
        "operation": "CREATE",
        "outputs": [
            {
                "amount": "1",
                "condition": {
                    "details": {
                        "public_key": "JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE",
                        "type": "ed25519-sha-256",
                    },
                    "uri": "ni:///sha-256;49C5UWNODwtcINxLgLc90bMCFqCymFYONGEmV4a0sG4?fpt=ed25519-sha-256&cost=131072",
                },
                "public_keys": ["JEAkEJqLbbgDRAtMm8YAjGp759Aq2qTn9eaEHUj2XePE"],
            }
        ],
        "version": "2.0",
    }
    tx["id"] = request.param["id"]
    tx["inputs"][0]["fulfillment"] = request.param["fulfillment"]
    return tx