#!/usr/bin/env python3
#
# MMGen Wallet, a terminal-based cryptocurrency wallet
# Copyright (C)2013-2026 The MMGen Project <mmgen@tuta.io>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

"""
test.cmdtest_d.ref: Reference file tests for the cmdtest.py test suite
"""

import os

from mmgen.util import capfirst
from mmgen.wallet import get_wallet_cls
from ..include.common import (
	imsg_r,
	ok,
	joinpath,
	cmp_or_die,
	ref_kafile_pass,
	read_from_file,
	sample_text
)
from .include.common import (
	dfl_words_file,
	ref_dir,
	chksum_pat,
	pwfile,
	ref_bw_file_spc,
	ref_enc_fn,
	cleanup_env,
	tool_enc_passwd,
	skip
)

from .base import CmdTestBase
from .shared import CmdTestShared

wpasswd = 'reference password'

class CmdTestRef(CmdTestBase, CmdTestShared):
	'saved reference address, password and transaction files'
	tmpdir_nums = [8]
	networks = ('btc', 'btc_tn', 'ltc', 'ltc_tn')
	passthru_opts = ('daemon_data_dir', 'rpc_port', 'coin', 'testnet')
	need_daemon = True
	sources = {
		'ref_addrfile':    '98831F3A{}[1,31-33,500-501,1010-1011]{}.addrs',
		'ref_segwitaddrfile':'98831F3A{}-S[1,31-33,500-501,1010-1011]{}.addrs',
		'ref_bech32addrfile':'98831F3A{}-B[1,31-33,500-501,1010-1011]{}.addrs',
		'ref_keyaddrfile': '98831F3A{}[1,31-33,500-501,1010-1011]{}.akeys.mmenc',
		'ref_viewkeyaddrfile': '98831F3A-XMR-M[1-3].vkeys',

		'ref_passwdfile_b32_24': '98831F3A-фубар@crypto.org-b32-24[1,4,1100].pws',
		'ref_passwdfile_b32_12': '98831F3A-фубар@crypto.org-b32-12[1,4,1100].pws',
		'ref_passwdfile_b58_10': '98831F3A-фубар@crypto.org-b58-10[1,4,1100].pws',
		'ref_passwdfile_b58_20': '98831F3A-фубар@crypto.org-b58-20[1,4,1100].pws',
		'ref_passwdfile_hex_32': '98831F3A-фубар@crypto.org-hex-32[1,4,1100].pws',
		'ref_passwdfile_hex_48': '98831F3A-фубар@crypto.org-hex-48[1,4,1100].pws',
		'ref_passwdfile_hex_64': '98831F3A-фубар@crypto.org-hex-64[1,4,1100].pws',
		'ref_passwdfile_bip39_12': '98831F3A-фубар@crypto.org-bip39-12[1,4,1100].pws',
		'ref_passwdfile_bip39_18': '98831F3A-фубар@crypto.org-bip39-18[1,4,1100].pws',
		'ref_passwdfile_bip39_24': '98831F3A-фубар@crypto.org-bip39-24[1,4,1100].pws',
		'ref_passwdfile_xmrseed_25': '98831F3A-фубар@crypto.org-xmrseed-25[1,4,1100].pws',
		'ref_passwdfile_hex2bip39_12': '98831F3A-фубар@crypto.org-hex2bip39-12[1,4,1100].pws',
		'ref_tx_file': { # data shared with ref_altcoin, autosign
			'btc': (
				'0B8D5A[15.31789,14,tl=1320969600].rawtx',
				'0C7115[15.86255,14,tl=1320969600].testnet.rawtx'
			),
			'ltc': (
				'AF3CDF-LTC[620.76194,1453,tl=1320969600].rawtx',
				'A5A1E0-LTC[1454.64322,1453,tl=1320969600].testnet.rawtx'
			),
			'bch': (
				'460D4D-BCH[10.19764,tl=1320969600].rawtx',
				'359FD5-BCH[6.68868,tl=1320969600].testnet.rawtx'
			),
			'eth': (
				'88FEFD-ETH[23.45495,40000].rawtx',
				'76CF8C-ETH[99.99895,50000].regtest.rawtx'
			),
			'mm1': (
				'5881D2-MM1[1.23456,50000].rawtx',
				'6BDB25-MM1[1.23456,50000].testnet.rawtx'
			),
			'etc': (
				'ED3848-ETC[1.2345,40000].rawtx',
				''
			)
		},
	}
	chk_data = {
		'ref_subwallet_sid': {
			'98831F3A:32L':'D66B4885',
			'98831F3A:1S':'20D95B09',
		},
		'ref_addrfile_chksum': {
			'btc': ('6FEF 6FB9 7B13 5D91', '424E 4326 CFFE 5F51'),
			'ltc': ('AD52 C3FE 8924 AAF0', '4EBE 2E85 E969 1B30'),
		},
		'ref_segwitaddrfile_chksum': {
			'btc': ('06C1 9C87 F25C 4EE6', '072C 8B07 2730 CB7A'),
			'ltc': ('63DF E42A 0827 21C3', '5DD1 D186 DBE1 59F2'),
		},
		'ref_bech32addrfile_chksum': {
			'btc': ('9D2A D4B6 5117 F02E', '0527 9C39 6C1B E39A'),
			'ltc': ('FF1C 7939 5967 AB82', 'ED3D 8AA4 BED4 0B40'),
		},
		'ref_keyaddrfile_chksum': {
			'btc': ('9F2D D781 1812 8BAD', '88CC 5120 9A91 22C2'),
			'ltc': ('B804 978A 8796 3ED4', '98B5 AC35 F334 0398'),
		},
		'ref_passwdfile_b32_12_chksum':       '7252 CD8D EF0D 3DB1',
		'ref_passwdfile_b32_24_chksum':       '8D56 3845 A072 A5B9',
		'ref_passwdfile_b58_10_chksum':       '534F CC1A 6701 9FED',
		'ref_passwdfile_b58_20_chksum':       'DDD9 44B0 CA28 183F',
		'ref_passwdfile_hex_32_chksum':       '05C7 3678 E25E BC32',
		'ref_passwdfile_hex_48_chksum':       '7DBB FFD0 633E DE6F',
		'ref_passwdfile_hex_64_chksum':       'F11D CB0A 8AE3 4D21',
		'ref_passwdfile_bip39_12_chksum':     'BF57 02A3 5229 CF18',
		'ref_passwdfile_bip39_18_chksum':     '31D3 1656 B7DC 27CF',
		'ref_passwdfile_bip39_24_chksum':     'E565 3A59 7D91 4671',
		'ref_passwdfile_xmrseed_25_chksum':   'B488 21D3 4539 968D',
		'ref_passwdfile_hex2bip39_12_chksum': '93AD 4AE2 03D1 8A0A',
	}
	cmd_group = ( # TODO: move to tooltest2
		('ref_words_to_subwallet_chk1',     'subwallet generation from reference words file (long subseed)'),
		('ref_words_to_subwallet_chk2',     'subwallet generation from reference words file (short subseed)'),
		('ref_subwallet_addrgen1',          'subwallet address file generation (long subseed)'),
		('ref_subwallet_addrgen2',          'subwallet address file generation (short subseed)'),
		('ref_subwallet_keygen1',           'subwallet key-address file generation (long subseed)'),
		('ref_subwallet_keygen2',           'subwallet key-address file generation (short subseed)'),
		('ref_addrfile_chk',                'saved reference address file'),
		('ref_segwitaddrfile_chk',          'saved reference address file (segwit)'),
		('ref_bech32addrfile_chk',          'saved reference address file (bech32)'),
		('ref_keyaddrfile_chk',             'saved reference key-address file'),

		('ref_passwdfile_chk_b58_20',       'saved reference password file (base58, 20 chars)'),
		('ref_passwdfile_chk_b58_10',       'saved reference password file (base58, 10 chars)'),
		('ref_passwdfile_chk_b32_24',       'saved reference password file (base32, 24 chars)'),
		('ref_passwdfile_chk_b32_12',       'saved reference password file (base32, 12 chars)'),
		('ref_passwdfile_chk_hex_32',       'saved reference password file (hexadecimal, 32 chars)'),
		('ref_passwdfile_chk_hex_48',       'saved reference password file (hexadecimal, 48 chars)'),
		('ref_passwdfile_chk_hex_64',       'saved reference password file (hexadecimal, 64 chars)'),
		('ref_passwdfile_chk_bip39_12',     'saved reference password file (BIP39, 12 words)'),
		('ref_passwdfile_chk_bip39_18',     'saved reference password file (BIP39, 18 words)'),
		('ref_passwdfile_chk_bip39_24',     'saved reference password file (BIP39, 24 words)'),
		('ref_passwdfile_chk_xmrseed_25',   'saved reference password file (Monero new-style mnemonic, 25 words)'),
		('ref_passwdfile_chk_hex2bip39_12', 'saved reference password file (hex-to-BIP39, 12 words)'),

#	Create the fake inputs:
#	('txcreate8',          'transaction creation (8)'),
		('ref_tx_chk',                   'signing saved reference tx file'),
		('ref_brain_chk_spc3',           'saved brainwallet (non-standard spacing)'),
		('ref_dieroll_chk_seedtruncate', 'saved dieroll wallet with extra entropy bits'),
		('ref_tool_decrypt',             'decryption of saved MMGen-encrypted file'),
	)

	@property
	def nw_desc(self):
		return '{} {}'.format(
			self.proto.coin,
			('Mainnet','Testnet')[self.proto.testnet])

	def _get_ref_subdir_by_coin(self,coin):
		return {
			'btc':  '',
			'bch':  '',
			'ltc':  'litecoin',
			'eth':  'ethereum',
			'etc':  'ethereum_classic',
			'xmr':  'monero',
			'zec':  'zcash',
			'dash': 'dash'
		}[coin.lower()]

	@property
	def ref_subdir(self):
		return self._get_ref_subdir_by_coin(self.proto.coin)

	def ref_words_to_subwallet_chk1(self):
		return self.ref_words_to_subwallet_chk('32L')

	def ref_words_to_subwallet_chk2(self):
		return self.ref_words_to_subwallet_chk('1S')

	def ref_words_to_subwallet_chk(self, ss_idx):
		wf = dfl_words_file
		ocls = get_wallet_cls('words')
		args = ['-d', self.tr.trash_dir, '-o', ocls.fmt_codes[-1], wf, ss_idx]

		t = self.spawn(
			'mmgen-subwalletgen',
			self.testnet_opt + args,
			extra_desc       = '(generate subwallet)',
			no_passthru_opts = True)
		t.expect(f'Generating subseed {ss_idx}')
		chk_sid = self.chk_data['ref_subwallet_sid'][f'98831F3A:{ss_idx}']
		fn = t.written_to_file(capfirst(ocls.desc))
		assert chk_sid in fn, f'incorrect filename: {fn} (does not contain {chk_sid})'
		ok()

		t = self.spawn(
			'mmgen-walletchk',
			self.testnet_opt + [fn],
			extra_desc       = '(check subwallet)',
			no_passthru_opts = True)
		t.expect(r'Valid MMGen native mnemonic data for Seed ID ([0-9A-F]*)\b', regex=True)
		sid = t.p.match.group(1)
		assert sid == chk_sid, f'subseed ID {sid} does not match expected value {chk_sid}'
		return t

	def ref_subwallet_addrgen(self, ss_idx, target='addr'):
		wf = dfl_words_file
		args = ['-d', self.tr.trash_dir, '--subwallet='+ss_idx, wf, '1-10']
		t = self.spawn(f'mmgen-{target}gen', args)
		t.expect(f'Generating subseed {ss_idx}')
		chk_sid = self.chk_data['ref_subwallet_sid'][f'98831F3A:{ss_idx}']
		assert chk_sid == t.expect_getend('Checksum for .* data ', regex=True)[:8]
		if target == 'key':
			t.expect('Encrypt key list? (y/N): ', 'n')
		fn = t.written_to_file(('Addresses', 'Secret keys')[target=='key'])
		assert chk_sid in fn, f'incorrect filename: {fn} (does not contain {chk_sid})'
		return t

	def ref_subwallet_addrgen1(self):
		return self.ref_subwallet_addrgen('32L')

	def ref_subwallet_addrgen2(self):
		return self.ref_subwallet_addrgen('1S')

	def ref_subwallet_keygen1(self):
		return self.ref_subwallet_addrgen('32L', target='key')

	def ref_subwallet_keygen2(self):
		return self.ref_subwallet_addrgen('1S', target='key')

	def ref_addrfile_chk(
			self,
			ftype  = 'addr',
			coin   = None,
			subdir = None,
			pfx    = None,
			mmtype = None,
			id_key = None,
			pat    = None):

		pat = pat or f'{self.nw_desc}.*Legacy'
		af_key = f'ref_{ftype}file' + ('_' + id_key if id_key else '')
		af_fn = CmdTestRef.sources[af_key].format(pfx or self.altcoin_pfx, '' if coin else self.tn_ext)
		af = joinpath(ref_dir, (subdir or self.ref_subdir, '')[ftype=='passwd'], af_fn)
		coin_arg = [] if coin is None else ['--coin='+coin]
		tool_cmd = ftype.replace('segwit', '').replace('bech32', '')+'file_chksum'
		t = self.spawn('mmgen-tool', coin_arg + ['--verbose', '-p1', tool_cmd, af])
		if ftype == 'keyaddr':
			t.do_decrypt_ka_data(pw=ref_kafile_pass, have_yes_opt=True)
		chksum_key = '_'.join([af_key, 'chksum'] + ([coin.lower()] if coin else []) + ([mmtype] if mmtype else []))
		rc = self.chk_data[chksum_key]
		ref_chksum = rc if (ftype == 'passwd' or coin) else rc[self.proto.base_coin.lower()][self.proto.testnet]
		if pat:
			t.expect(pat, regex=True)
		t.expect(chksum_pat, regex=True)
		m = t.p.match.group(0)
		cmp_or_die(ref_chksum, m)
		return t

	def ref_segwitaddrfile_chk(self):
		if not 'S' in self.proto.mmtypes:
			return skip(f'not supported by {self.proto.cls_name} protocol')
		return self.ref_addrfile_chk(ftype='segwitaddr', pat=f'{self.nw_desc}.*Segwit')

	def ref_bech32addrfile_chk(self):
		if not 'B' in self.proto.mmtypes:
			return skip(f'not supported by {self.proto.cls_name} protocol')
		return self.ref_addrfile_chk(ftype='bech32addr', pat=f'{self.nw_desc}.*Bech32')

	def ref_keyaddrfile_chk(self):
		return self.ref_addrfile_chk(ftype='keyaddr')

	def ref_passwdfile_chk(self, key, pat):
		return self.ref_addrfile_chk(ftype='passwd', id_key=key, pat=pat)

	def ref_passwdfile_chk_b58_20(self):
		return self.ref_passwdfile_chk(key='b58_20', pat=r'Base58.*len.* 20\b')
	def ref_passwdfile_chk_b58_10(self):
		return self.ref_passwdfile_chk(key='b58_10', pat=r'Base58.*len.* 10\b')
	def ref_passwdfile_chk_b32_24(self):
		return self.ref_passwdfile_chk(key='b32_24', pat=r'Base32.*len.* 24\b')
	def ref_passwdfile_chk_b32_12(self):
		return self.ref_passwdfile_chk(key='b32_12', pat=r'Base32.*len.* 12\b')
	def ref_passwdfile_chk_hex_32(self):
		return self.ref_passwdfile_chk(key='hex_32', pat=r'Hexadec.*len.* 32\b')
	def ref_passwdfile_chk_hex_48(self):
		return self.ref_passwdfile_chk(key='hex_48', pat=r'Hexadec.*len.* 48\b')
	def ref_passwdfile_chk_hex_64(self):
		return self.ref_passwdfile_chk(key='hex_64', pat=r'Hexadec.*len.* 64\b')
	def ref_passwdfile_chk_bip39_12(self):
		return self.ref_passwdfile_chk(key='bip39_12', pat=r'BIP39.*len.* 12\b')
	def ref_passwdfile_chk_bip39_18(self):
		return self.ref_passwdfile_chk(key='bip39_18', pat=r'BIP39.*len.* 18\b')
	def ref_passwdfile_chk_bip39_24(self):
		return self.ref_passwdfile_chk(key='bip39_24', pat=r'BIP39.*len.* 24\b')
	def ref_passwdfile_chk_xmrseed_25(self):
		return self.ref_passwdfile_chk(key='xmrseed_25', pat=r'Mon.*len.* 25\b')
	def ref_passwdfile_chk_hex2bip39_12(self):
		return self.ref_passwdfile_chk(key='hex2bip39_12', pat=r'BIP39.*len.* 12\b')

	def ref_tx_chk(self):
		fn = self.sources['ref_tx_file'][self.coin][bool(self.tn_ext)]
		if not fn:
			return
		tf = joinpath(ref_dir, self.ref_subdir, fn)
		wf = dfl_words_file
		self.write_to_tmpfile(pwfile, wpasswd)
		return self.txsign(wf, tf, save=False, has_label=True, view='y')

	def ref_brain_chk_spc3(self):
		return self.ref_brain_chk(bw_file=ref_bw_file_spc)

	def ref_dieroll_chk_seedtruncate(self):
		wf = joinpath(ref_dir, 'overflow128.b6d')
		return self.walletchk(wf, sid='8EC6D4A2')

	def ref_tool_decrypt(self):
		f = joinpath(ref_dir, ref_enc_fn)
		dec_file = joinpath(self.tmpdir, 'famous.txt')
		t = self.spawn(
			'mmgen-tool',
			['-q', 'decrypt', f, 'outfile='+dec_file, 'hash_preset=1'],
			env = cleanup_env(self.cfg))
		t.passphrase('data', tool_enc_passwd)
		t.written_to_file('Decrypted data')
		dec_txt = read_from_file(dec_file)
		imsg_r(dec_txt)
		cmp_or_die(sample_text+'\n', dec_txt) # file adds a newline to sample_text
		return t
