import asyncio
from typing import List

import pytest

from hddcoin.consensus.block_rewards import calculate_base_farmer_reward, calculate_pool_reward
from hddcoin.full_node.mempool_manager import MempoolManager
from hddcoin.simulator.simulator_protocol import FarmNewBlockProtocol
from hddcoin.types.blockchain_format.coin import Coin
from hddcoin.types.blockchain_format.sized_bytes import bytes32
from hddcoin.types.peer_info import PeerInfo
from hddcoin.util.ints import uint16, uint32, uint64
from hddcoin.wallet.cc_wallet.cc_utils import cc_puzzle_hash_for_inner_puzzle_hash
from hddcoin.wallet.cc_wallet.cc_wallet import CCWallet
from hddcoin.wallet.puzzles.cc_loader import CC_MOD
from hddcoin.wallet.transaction_record import TransactionRecord
from hddcoin.wallet.wallet_coin_record import WalletCoinRecord
from tests.setup_nodes import setup_simulators_and_wallets
from tests.time_out_assert import time_out_assert


@pytest.fixture(scope="module")
def event_loop():
    loop = asyncio.get_event_loop()
    yield loop


async def tx_in_pool(mempool: MempoolManager, tx_id: bytes32):
    tx = mempool.get_spendbundle(tx_id)
    if tx is None:
        return False
    return True


class TestCCWallet:
    @pytest.fixture(scope="function")
    async def wallet_node(self):
        async for _ in setup_simulators_and_wallets(1, 1, {}):
            yield _

    @pytest.fixture(scope="function")
    async def two_wallet_nodes(self):
        async for _ in setup_simulators_and_wallets(1, 2, {}):
            yield _

    @pytest.fixture(scope="function")
    async def three_wallet_nodes(self):
        async for _ in setup_simulators_and_wallets(1, 3, {}):
            yield _

    @pytest.mark.asyncio
    async def test_colour_creation(self, two_wallet_nodes):
        num_blocks = 3
        full_nodes, wallets = two_wallet_nodes
        full_node_api = full_nodes[0]
        full_node_server = full_node_api.server
        wallet_node, server_2 = wallets[0]
        wallet = wallet_node.wallet_state_manager.main_wallet

        ph = await wallet.get_new_puzzlehash()

        await server_2.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        funds = sum(
            [
                calculate_pool_reward(uint32(i)) + calculate_base_farmer_reward(uint32(i))
                for i in range(1, num_blocks - 1)
            ]
        )

        await time_out_assert(15, wallet.get_confirmed_balance, funds)

        cc_wallet: CCWallet = await CCWallet.create_new_cc(wallet_node.wallet_state_manager, wallet, uint64(100))
        tx_queue: List[TransactionRecord] = await wallet_node.wallet_state_manager.tx_store.get_not_sent()
        tx_record = tx_queue[0]
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        await time_out_assert(15, cc_wallet.get_confirmed_balance, 100)
        await time_out_assert(15, cc_wallet.get_unconfirmed_balance, 100)

    @pytest.mark.asyncio
    async def test_cc_spend(self, two_wallet_nodes):
        num_blocks = 3
        full_nodes, wallets = two_wallet_nodes
        full_node_api = full_nodes[0]
        full_node_server = full_node_api.server
        wallet_node, server_2 = wallets[0]
        wallet_node_2, server_3 = wallets[1]
        wallet = wallet_node.wallet_state_manager.main_wallet
        wallet2 = wallet_node_2.wallet_state_manager.main_wallet

        ph = await wallet.get_new_puzzlehash()

        await server_2.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)
        await server_3.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        funds = sum(
            [
                calculate_pool_reward(uint32(i)) + calculate_base_farmer_reward(uint32(i))
                for i in range(1, num_blocks - 1)
            ]
        )

        await time_out_assert(15, wallet.get_confirmed_balance, funds)

        cc_wallet: CCWallet = await CCWallet.create_new_cc(wallet_node.wallet_state_manager, wallet, uint64(100))
        tx_queue: List[TransactionRecord] = await wallet_node.wallet_state_manager.tx_store.get_not_sent()
        tx_record = tx_queue[0]
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        await time_out_assert(15, cc_wallet.get_confirmed_balance, 100)
        await time_out_assert(15, cc_wallet.get_unconfirmed_balance, 100)

        assert cc_wallet.cc_info.my_genesis_checker is not None
        colour = cc_wallet.get_colour()

        cc_wallet_2: CCWallet = await CCWallet.create_wallet_for_cc(wallet_node_2.wallet_state_manager, wallet2, colour)

        assert cc_wallet.cc_info.my_genesis_checker == cc_wallet_2.cc_info.my_genesis_checker

        cc_2_hash = await cc_wallet_2.get_new_inner_hash()
        tx_record = await cc_wallet.generate_signed_transaction([uint64(60)], [cc_2_hash])
        await wallet.wallet_state_manager.add_pending_transaction(tx_record)

        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        await time_out_assert(15, cc_wallet.get_confirmed_balance, 40)
        await time_out_assert(15, cc_wallet.get_unconfirmed_balance, 40)

        await time_out_assert(30, cc_wallet_2.get_confirmed_balance, 60)
        await time_out_assert(30, cc_wallet_2.get_unconfirmed_balance, 60)

        cc_hash = await cc_wallet.get_new_inner_hash()
        tx_record = await cc_wallet_2.generate_signed_transaction([uint64(15)], [cc_hash])
        await wallet.wallet_state_manager.add_pending_transaction(tx_record)

        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        await time_out_assert(15, cc_wallet.get_confirmed_balance, 55)
        await time_out_assert(15, cc_wallet.get_unconfirmed_balance, 55)

    @pytest.mark.asyncio
    async def test_get_wallet_for_colour(self, two_wallet_nodes):
        num_blocks = 3
        full_nodes, wallets = two_wallet_nodes
        full_node_api = full_nodes[0]
        full_node_server = full_node_api.server
        wallet_node, server_2 = wallets[0]
        wallet = wallet_node.wallet_state_manager.main_wallet

        ph = await wallet.get_new_puzzlehash()

        await server_2.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        funds = sum(
            [
                calculate_pool_reward(uint32(i)) + calculate_base_farmer_reward(uint32(i))
                for i in range(1, num_blocks - 1)
            ]
        )

        await time_out_assert(15, wallet.get_confirmed_balance, funds)

        cc_wallet: CCWallet = await CCWallet.create_new_cc(wallet_node.wallet_state_manager, wallet, uint64(100))

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        colour = cc_wallet.get_colour()
        assert await wallet_node.wallet_state_manager.get_wallet_for_colour(colour) == cc_wallet

    @pytest.mark.asyncio
    async def test_generate_zero_val(self, two_wallet_nodes):
        num_blocks = 4
        full_nodes, wallets = two_wallet_nodes
        full_node_api = full_nodes[0]
        full_node_server = full_node_api.server
        wallet_node, server_2 = wallets[0]
        wallet_node_2, server_3 = wallets[1]
        wallet = wallet_node.wallet_state_manager.main_wallet
        wallet2 = wallet_node_2.wallet_state_manager.main_wallet

        ph = await wallet.get_new_puzzlehash()

        await server_2.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)
        await server_3.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        funds = sum(
            [
                calculate_pool_reward(uint32(i)) + calculate_base_farmer_reward(uint32(i))
                for i in range(1, num_blocks - 1)
            ]
        )
        await time_out_assert(15, wallet.get_confirmed_balance, funds)

        cc_wallet: CCWallet = await CCWallet.create_new_cc(wallet_node.wallet_state_manager, wallet, uint64(100))
        await asyncio.sleep(1)

        ph = await wallet2.get_new_puzzlehash()
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        await time_out_assert(15, cc_wallet.get_confirmed_balance, 100)
        await time_out_assert(15, cc_wallet.get_unconfirmed_balance, 100)

        assert cc_wallet.cc_info.my_genesis_checker is not None
        colour = cc_wallet.get_colour()

        cc_wallet_2: CCWallet = await CCWallet.create_wallet_for_cc(wallet_node_2.wallet_state_manager, wallet2, colour)
        await asyncio.sleep(1)

        assert cc_wallet.cc_info.my_genesis_checker == cc_wallet_2.cc_info.my_genesis_checker

        spend_bundle = await cc_wallet_2.generate_zero_val_coin()
        await asyncio.sleep(1)
        await time_out_assert(15, tx_in_pool, True, full_node_api.full_node.mempool_manager, spend_bundle.name())
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        async def unspent_count():
            unspent: List[WalletCoinRecord] = list(
                await cc_wallet_2.wallet_state_manager.get_spendable_coins_for_wallet(cc_wallet_2.id())
            )
            return len(unspent)

        await time_out_assert(15, unspent_count, 1)
        unspent: List[WalletCoinRecord] = list(
            await cc_wallet_2.wallet_state_manager.get_spendable_coins_for_wallet(cc_wallet_2.id())
        )
        assert unspent.pop().coin.amount == 0

    @pytest.mark.asyncio
    async def test_cc_spend_uncoloured(self, two_wallet_nodes):
        num_blocks = 3
        full_nodes, wallets = two_wallet_nodes
        full_node_api = full_nodes[0]
        full_node_server = full_node_api.server
        wallet_node, server_2 = wallets[0]
        wallet_node_2, server_3 = wallets[1]
        wallet = wallet_node.wallet_state_manager.main_wallet
        wallet2 = wallet_node_2.wallet_state_manager.main_wallet

        ph = await wallet.get_new_puzzlehash()

        await server_2.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)
        await server_3.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        funds = sum(
            [
                calculate_pool_reward(uint32(i)) + calculate_base_farmer_reward(uint32(i))
                for i in range(1, num_blocks - 1)
            ]
        )

        await time_out_assert(15, wallet.get_confirmed_balance, funds)

        cc_wallet: CCWallet = await CCWallet.create_new_cc(wallet_node.wallet_state_manager, wallet, uint64(100))
        tx_queue: List[TransactionRecord] = await wallet_node.wallet_state_manager.tx_store.get_not_sent()
        tx_record = tx_queue[0]
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        await time_out_assert(15, cc_wallet.get_confirmed_balance, 100)
        await time_out_assert(15, cc_wallet.get_unconfirmed_balance, 100)

        assert cc_wallet.cc_info.my_genesis_checker is not None
        colour = cc_wallet.get_colour()

        cc_wallet_2: CCWallet = await CCWallet.create_wallet_for_cc(wallet_node_2.wallet_state_manager, wallet2, colour)

        assert cc_wallet.cc_info.my_genesis_checker == cc_wallet_2.cc_info.my_genesis_checker

        cc_2_hash = await cc_wallet_2.get_new_inner_hash()
        tx_record = await cc_wallet.generate_signed_transaction([uint64(60)], [cc_2_hash])
        await wallet.wallet_state_manager.add_pending_transaction(tx_record)
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        await time_out_assert(15, cc_wallet.get_confirmed_balance, 40)
        await time_out_assert(15, cc_wallet.get_unconfirmed_balance, 40)

        await time_out_assert(15, cc_wallet_2.get_confirmed_balance, 60)
        await time_out_assert(15, cc_wallet_2.get_unconfirmed_balance, 60)

        cc2_ph = await cc_wallet_2.get_new_cc_puzzle_hash()
        tx_record = await wallet.wallet_state_manager.main_wallet.generate_signed_transaction(10, cc2_ph, 0)
        await wallet.wallet_state_manager.add_pending_transaction(tx_record)
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        for i in range(0, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        id = cc_wallet_2.id()
        wsm = cc_wallet_2.wallet_state_manager
        await time_out_assert(15, wsm.get_confirmed_balance_for_wallet, 70, id)
        await time_out_assert(15, cc_wallet_2.get_confirmed_balance, 60)
        await time_out_assert(15, cc_wallet_2.get_unconfirmed_balance, 60)

    @pytest.mark.asyncio
    async def test_cc_spend_multiple(self, three_wallet_nodes):
        num_blocks = 3
        full_nodes, wallets = three_wallet_nodes
        full_node_api = full_nodes[0]
        full_node_server = full_node_api.server
        wallet_node_0, wallet_server_0 = wallets[0]
        wallet_node_1, wallet_server_1 = wallets[1]
        wallet_node_2, wallet_server_2 = wallets[2]
        wallet_0 = wallet_node_0.wallet_state_manager.main_wallet
        wallet_1 = wallet_node_1.wallet_state_manager.main_wallet
        wallet_2 = wallet_node_2.wallet_state_manager.main_wallet

        ph = await wallet_0.get_new_puzzlehash()

        await wallet_server_0.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)
        await wallet_server_1.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)
        await wallet_server_2.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        funds = sum(
            [
                calculate_pool_reward(uint32(i)) + calculate_base_farmer_reward(uint32(i))
                for i in range(1, num_blocks - 1)
            ]
        )

        await time_out_assert(15, wallet_0.get_confirmed_balance, funds)

        cc_wallet_0: CCWallet = await CCWallet.create_new_cc(wallet_node_0.wallet_state_manager, wallet_0, uint64(100))
        tx_queue: List[TransactionRecord] = await wallet_node_0.wallet_state_manager.tx_store.get_not_sent()
        tx_record = tx_queue[0]
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        await time_out_assert(15, cc_wallet_0.get_confirmed_balance, 100)
        await time_out_assert(15, cc_wallet_0.get_unconfirmed_balance, 100)

        assert cc_wallet_0.cc_info.my_genesis_checker is not None
        colour = cc_wallet_0.get_colour()

        cc_wallet_1: CCWallet = await CCWallet.create_wallet_for_cc(
            wallet_node_1.wallet_state_manager, wallet_1, colour
        )

        cc_wallet_2: CCWallet = await CCWallet.create_wallet_for_cc(
            wallet_node_2.wallet_state_manager, wallet_2, colour
        )

        assert cc_wallet_0.cc_info.my_genesis_checker == cc_wallet_1.cc_info.my_genesis_checker
        assert cc_wallet_0.cc_info.my_genesis_checker == cc_wallet_2.cc_info.my_genesis_checker

        cc_1_hash = await cc_wallet_1.get_new_inner_hash()
        cc_2_hash = await cc_wallet_2.get_new_inner_hash()

        tx_record = await cc_wallet_0.generate_signed_transaction([uint64(60), uint64(20)], [cc_1_hash, cc_2_hash])
        await wallet_0.wallet_state_manager.add_pending_transaction(tx_record)
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        await time_out_assert(15, cc_wallet_0.get_confirmed_balance, 20)
        await time_out_assert(15, cc_wallet_0.get_unconfirmed_balance, 20)

        await time_out_assert(30, cc_wallet_1.get_confirmed_balance, 60)
        await time_out_assert(30, cc_wallet_1.get_unconfirmed_balance, 60)

        await time_out_assert(30, cc_wallet_2.get_confirmed_balance, 20)
        await time_out_assert(30, cc_wallet_2.get_unconfirmed_balance, 20)

        cc_hash = await cc_wallet_0.get_new_inner_hash()

        tx_record = await cc_wallet_1.generate_signed_transaction([uint64(15)], [cc_hash])
        await wallet_1.wallet_state_manager.add_pending_transaction(tx_record)

        tx_record_2 = await cc_wallet_2.generate_signed_transaction([uint64(20)], [cc_hash])
        await wallet_2.wallet_state_manager.add_pending_transaction(tx_record_2)
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record_2.spend_bundle.name()
        )
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        await time_out_assert(15, cc_wallet_0.get_confirmed_balance, 55)
        await time_out_assert(15, cc_wallet_0.get_unconfirmed_balance, 55)

        await time_out_assert(30, cc_wallet_1.get_confirmed_balance, 45)
        await time_out_assert(30, cc_wallet_1.get_unconfirmed_balance, 45)

        await time_out_assert(30, cc_wallet_2.get_confirmed_balance, 0)
        await time_out_assert(30, cc_wallet_2.get_unconfirmed_balance, 0)

    @pytest.mark.asyncio
    async def test_cc_max_amount_send(self, two_wallet_nodes):
        num_blocks = 3
        full_nodes, wallets = two_wallet_nodes
        full_node_api = full_nodes[0]
        full_node_server = full_node_api.server
        wallet_node, server_2 = wallets[0]
        wallet_node_2, server_3 = wallets[1]
        wallet = wallet_node.wallet_state_manager.main_wallet

        ph = await wallet.get_new_puzzlehash()

        await server_2.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)
        await server_3.start_client(PeerInfo("localhost", uint16(full_node_server._port)), None)

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        funds = sum(
            [
                calculate_pool_reward(uint32(i)) + calculate_base_farmer_reward(uint32(i))
                for i in range(1, num_blocks - 1)
            ]
        )

        await time_out_assert(15, wallet.get_confirmed_balance, funds)

        cc_wallet: CCWallet = await CCWallet.create_new_cc(wallet_node.wallet_state_manager, wallet, uint64(100000))
        tx_queue: List[TransactionRecord] = await wallet_node.wallet_state_manager.tx_store.get_not_sent()
        tx_record = tx_queue[0]
        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )
        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(32 * b"0"))

        await time_out_assert(15, cc_wallet.get_confirmed_balance, 100000)
        await time_out_assert(15, cc_wallet.get_unconfirmed_balance, 100000)

        assert cc_wallet.cc_info.my_genesis_checker is not None

        cc_2_hash = await cc_wallet.get_new_inner_hash()
        amounts = []
        puzzle_hashes = []
        for i in range(1, 50):
            amounts.append(uint64(i))
            puzzle_hashes.append(cc_2_hash)
        spent_coint = (await cc_wallet.get_cc_spendable_coins())[0].coin
        tx_record = await cc_wallet.generate_signed_transaction(amounts, puzzle_hashes, coins={spent_coint})
        await wallet.wallet_state_manager.add_pending_transaction(tx_record)

        await time_out_assert(
            15, tx_in_pool, True, full_node_api.full_node.mempool_manager, tx_record.spend_bundle.name()
        )

        for i in range(1, num_blocks):
            await full_node_api.farm_new_transaction_block(FarmNewBlockProtocol(ph))

        await asyncio.sleep(2)

        async def check_all_there():
            spendable = await cc_wallet.get_cc_spendable_coins()
            spendable_name_set = set()
            for record in spendable:
                spendable_name_set.add(record.coin.name())
            puzzle_hash = cc_puzzle_hash_for_inner_puzzle_hash(CC_MOD, cc_wallet.cc_info.my_genesis_checker, cc_2_hash)
            for i in range(1, 50):
                coin = Coin(spent_coint.name(), puzzle_hash, i)
                if coin.name() not in spendable_name_set:
                    return False
            return True

        await time_out_assert(15, check_all_there, True)
        await asyncio.sleep(5)
        max_sent_amount = await cc_wallet.get_max_send_amount()

        # 1) Generate transaction that is under the limit
        under_limit_tx = None
        try:
            under_limit_tx = await cc_wallet.generate_signed_transaction(
                [max_sent_amount - 1],
                [ph],
            )
        except ValueError:
            assert ValueError

        assert under_limit_tx is not None

        # 2) Generate transaction that is equal to limit
        at_limit_tx = None
        try:
            at_limit_tx = await cc_wallet.generate_signed_transaction(
                [max_sent_amount],
                [ph],
            )
        except ValueError:
            assert ValueError

        assert at_limit_tx is not None

        # 3) Generate transaction that is greater than limit
        above_limit_tx = None
        try:
            above_limit_tx = await cc_wallet.generate_signed_transaction(
                [max_sent_amount + 1],
                [ph],
            )
        except ValueError:
            pass

        assert above_limit_tx is None
