#!/usr/bin/env python2
# Copyright (c) 2018 SuperNET developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.


from test_framework.test_framework import BitcoinTestFramework
from test_framework.authproxy import JSONRPCException
from test_framework.util import assert_equal, assert_greater_than, \
    initialize_chain_clean, initialize_chain, start_nodes, start_node, connect_nodes_bi, \
    stop_nodes, sync_blocks, sync_mempools, wait_bitcoinds, rpc_port, assert_raises
from cryptoconditions import assert_success, assert_error, generate_random_string


class CryptoconditionsTokenTest(BitcoinTestFramework):


    def setup_chain(self):
        print("Initializing CC test directory "+self.options.tmpdir)
        self.num_nodes = 2
        initialize_chain_clean(self.options.tmpdir, self.num_nodes)

    def setup_network(self, split = False):
        print("Setting up network...")
        self.addr    = "RWPg8B91kfK5UtUN7z6s6TeV9cHSGtVY8D"
        self.pubkey  = "02676d00110c2cd14ae24f95969e8598f7ccfaa675498b82654a5b5bd57fc1d8cf"
        self.privkey = "UqMgxk7ySPNQ4r9nKAFPjkXy6r5t898yhuNCjSZJLg3RAM4WW1m9"
        self.addr1    = "RXEXoa1nRmKhMbuZovpcYwQMsicwzccZBp"
        self.pubkey1  = "024026d4ad4ecfc1f705a9b42ca64af6d2ad947509c085534a30b8861d756c6ff0"
        self.privkey1 = "UtdydP56pGTFmawHzHr1wDrc4oUwCNW1ttX8Pc3KrvH3MA8P49Wi"
        self.nodes   = start_nodes(self.num_nodes, self.options.tmpdir,
                    extra_args=[[
                    # always give -ac_name as first extra_arg and port as third
                    '-ac_name=REGTEST',
                    '-conf='+self.options.tmpdir+'/node0/REGTEST.conf',
                    '-port=64367',
                    '-rpcport=64368',
                    '-regtest',
                    '-addressindex=1',
                    '-spentindex=1',
                    '-ac_supply=5555555',
                    '-ac_reward=10000000000000',
                    '-pubkey=' + self.pubkey,
                    '-ac_cc=2',
                    '-whitelist=127.0.0.1',
                    '-debug',
                    '--daemon',
                    '-rpcuser=rt',
                    '-rpcpassword=rt'
                    ],
                    ['-ac_name=REGTEST',
                    '-conf='+self.options.tmpdir+'/node1/REGTEST.conf',
                    '-port=64365',
                    '-rpcport=64366',
                    '-regtest',
                    '-addressindex=1',
                    '-spentindex=1',
                    '-ac_supply=5555555',
                    '-ac_reward=10000000000000',
                    '-pubkey=' + self.pubkey1,
                    '-ac_cc=2',
                    '-whitelist=127.0.0.1',
                    '-debug',
                    '-addnode=127.0.0.1:64367',
                    '--daemon',
                    '-rpcuser=rt',
                    '-rpcpassword=rt']]
        )
        self.is_network_split = split
        self.rpc              = self.nodes[0]
        self.rpc1             = self.nodes[1]
        self.sync_all()
        print("Done setting up network")

    def send_and_mine(self, xtn, rpc_connection):
        txid = rpc_connection.sendrawtransaction(xtn)
        assert txid, 'got txid'
        # we need the tx above to be confirmed in the next block
        rpc_connection.generate(1)
        return txid

    def run_token_tests(self):
        rpc    = self.nodes[0]
        result = rpc.tokenaddress()
        assert_success(result)
        for x in ['AssetsCCaddress', 'myCCaddress', 'Assetsmarker', 'myaddress']:
            assert_equal(result[x][0], 'R')

        result = rpc.tokenaddress(self.pubkey)
        assert_success(result)
        for x in ['AssetsCCaddress', 'myCCaddress', 'Assetsmarker', 'myaddress', 'CCaddress']:
            assert_equal(result[x][0], 'R')
        # there are no tokens created yet
        result = rpc.tokenlist()
        assert_equal(result, [])

        # trying to create token with negaive supply
        result = rpc.tokencreate("NUKE", "-1987420", "no bueno supply")
        assert_error(result)

        # creating token with name more than 32 chars
        result = rpc.tokencreate("NUKE123456789012345678901234567890", "1987420", "name too long")
        assert_error(result)

        # creating valid token
        result = rpc.tokencreate("DUKE", "1987.420", "Duke's custom token")
        assert_success(result)

        tokenid = self.send_and_mine(result['hex'], rpc)

        result = rpc.tokenlist()
        assert_equal(result[0], tokenid)

        # there are no token orders yet
        result = rpc.tokenorders()
        assert_equal(result, [])

        # getting token balance for pubkey
        result = rpc.tokenbalance(self.pubkey)
        assert_success(result)
        assert_equal(result['balance'], 0)
        assert_equal(result['CCaddress'], 'RCRsm3VBXz8kKTsYaXKpy7pSEzrtNNQGJC')
        assert_equal(result['tokenid'], self.pubkey)

        # get token balance for token with pubkey
        result = rpc.tokenbalance(tokenid, self.pubkey)
        assert_success(result)
        assert_equal(result['balance'], 198742000000)
        assert_equal(result['tokenid'], tokenid)

        # get token balance for token without pubkey
        result = rpc.tokenbalance(tokenid)
        assert_success(result)
        assert_equal(result['balance'], 198742000000)
        assert_equal(result['tokenid'], tokenid)

        # this is not a valid assetid
        result = rpc.tokeninfo(self.pubkey)
        assert_error(result)

        # check tokeninfo for valid token
        result = rpc.tokeninfo(tokenid)
        assert_success(result)
        assert_equal(result['tokenid'], tokenid)
        assert_equal(result['owner'], self.pubkey)
        assert_equal(result['name'], "DUKE")
        assert_equal(result['supply'], 198742000000)
        assert_equal(result['description'], "Duke's custom token")

        # invalid numtokens ask
        result = rpc.tokenask("-1", tokenid, "1")
        assert_error(result)

        # invalid numtokens ask
        result = rpc.tokenask("0", tokenid, "1")
        assert_error(result)

        # invalid price ask
        result = rpc.tokenask("1", tokenid, "-1")
        assert_error(result)

        # invalid price ask
        result = rpc.tokenask("1", tokenid, "0")
        assert_error(result)

        # invalid tokenid ask
        result = rpc.tokenask("100", "deadbeef", "1")
        assert_error(result)

        # valid ask
        tokenask = rpc.tokenask("100", tokenid, "7.77")
        tokenaskhex = tokenask['hex']
        tokenaskid = self.send_and_mine(tokenask['hex'], rpc)
        result = rpc.tokenorders()
        order = result[0]
        assert order, "found order"

        # invalid ask fillunits
        result = rpc.tokenfillask(tokenid, tokenaskid, "0")
        assert_error(result)

        # invalid ask fillunits
        result = rpc.tokenfillask(tokenid, tokenaskid, "-777")
        assert_error(result)

        # valid ask fillunits
        fillask = rpc.tokenfillask(tokenid, tokenaskid, "777")
        result = self.send_and_mine(fillask['hex'], rpc)
        txid   = result[0]
        assert txid, "found txid"

        # should be no token orders
        result = rpc.tokenorders()
        assert_equal(result, [])

        # checking ask cancellation
        testorder = rpc.tokenask("100", tokenid, "7.77")
        testorderid = self.send_and_mine(testorder['hex'], rpc)
        cancel = rpc.tokencancelask(tokenid, testorderid)
        self.send_and_mine(cancel["hex"], rpc)
        result = rpc.tokenorders()
        assert_equal(result, [])

        # invalid numtokens bid
        result = rpc.tokenbid("-1", tokenid, "1")
        assert_error(result)

        # invalid numtokens bid
        result = rpc.tokenbid("0", tokenid, "1")
        assert_error(result)

        # invalid price bid
        result = rpc.tokenbid("1", tokenid, "-1")
        assert_error(result)

        # invalid price bid
        result = rpc.tokenbid("1", tokenid, "0")
        assert_error(result)

        # invalid tokenid bid
        result = rpc.tokenbid("100", "deadbeef", "1")
        assert_error(result)

        tokenbid = rpc.tokenbid("100", tokenid, "10")
        tokenbidhex = tokenbid['hex']
        tokenbidid = self.send_and_mine(tokenbid['hex'], rpc)
        result = rpc.tokenorders()
        order = result[0]
        assert order, "found order"

        # invalid bid fillunits
        result = rpc.tokenfillbid(tokenid, tokenbidid, "0")
        assert_error(result)

        # invalid bid fillunits
        result = rpc.tokenfillbid(tokenid, tokenbidid, "-777")
        assert_error(result)

        # valid bid fillunits
        fillbid = rpc.tokenfillbid(tokenid, tokenbidid, "1000")
        result = self.send_and_mine(fillbid['hex'], rpc)
        txid   = result[0]
        assert txid, "found txid"

        # should be no token orders
        result = rpc.tokenorders()
        assert_equal(result, [])

        # checking bid cancellation
        testorder = rpc.tokenbid("100", tokenid, "7.77")
        testorderid = self.send_and_mine(testorder['hex'], rpc)
        cancel = rpc.tokencancelbid(tokenid, testorderid)
        self.send_and_mine(cancel["hex"], rpc)
        result = rpc.tokenorders()
        assert_equal(result, [])

        # invalid token transfer amount (have to add status to CC code!)
        randompubkey = "021a559101e355c907d9c553671044d619769a6e71d624f68bfec7d0afa6bd6a96"
        result = rpc.tokentransfer(tokenid,randompubkey,"0")
        assert_error(result)

        # invalid token transfer amount (have to add status to CC code!)
        result = rpc.tokentransfer(tokenid,randompubkey,"-1")
        assert_error(result)

        # valid token transfer
        sendtokens = rpc.tokentransfer(tokenid,randompubkey,"1")
        self.send_and_mine(sendtokens["hex"], rpc)
        result = rpc.tokenbalance(tokenid,randompubkey)
        assert_equal(result["balance"], 1)

    def run_test(self):
        print("Mining blocks...")
        rpc = self.nodes[0]
        rpc1 = self.nodes[1]
        # utxos from block 1 become mature in block 101
        rpc.generate(101)
        self.sync_all()
        rpc.getinfo()
        rpc1.getinfo()
        # this corresponds to -pubkey above
        print("Importing privkeys")
        rpc.importprivkey(self.privkey)
        rpc1.importprivkey(self.privkey1)
        self.run_token_tests()

if __name__ == '__main__':
    CryptoconditionsTokenTest().main()