"""meta_payable_documentation - Validate payables have supporting docs"""

# Copyright © 2020  Brett Smith

#

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU Affero 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 Affero General Public License for more details.

#

# You should have received a copy of the GNU Affero General Public License

# along with this program.  If not, see <https://www.gnu.org/licenses/>.

from . import core

from .. import config as configmod

from .. import data

from .. import errors as errormod

from ..beancount_types import (

    Transaction,

)

class MetaPayableDocumentation(core._RequireLinksPostingMetadataHook):

    def _run_on_post(self, txn: Transaction, post: data.Posting) -> bool:

        if post.account.is_under('Liabilities:Payable'):

            return not post.is_credit()

        else:

            return False

"""Test metadata for payables includes supporting documentation"""

# Copyright © 2020  Brett Smith

#

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU Affero 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 Affero General Public License for more details.

#

# You should have received a copy of the GNU Affero General Public License

# along with this program.  If not, see <https://www.gnu.org/licenses/>.

import random

import pytest

from . import testutil

from conservancy_beancount import errors as errormod

from conservancy_beancount.plugin import meta_payable_documentation

ACCOUNTS = [

    'Liabilities:Payable:Accounts',

    'Liabilities:Payable:Vacation',

]

SUPPORTING_METADATA = [

    'contract',

]

NON_SUPPORTING_METADATA = [

    'check',

    'purchase-order',

    'receipt',

    'statement',

]

OTHER_ACCT = 'Expenses:Other'

# for supporting links, use the lists from testutil

@pytest.fixture(scope='module')

def hook():

    config = testutil.TestConfig(rt_client=testutil.RTClient())

    return meta_payable_documentation.MetaPayableDocumentation(config)

def seed_meta(support_values=testutil.NON_LINK_METADATA_STRINGS, **kwargs):

    meta = dict(testutil.combine_values(

        SUPPORTING_METADATA,

        support_values,

    ))

    meta.update(kwargs)

    return meta

def wrong_type_message(acct, key, wrong_value):

    return  "{} has wrong type of {}: expected str but is a {}".format(

        acct,

        key,

        type(wrong_value).__name__,

    )

def check(hook, expected, test_acct, other_acct=OTHER_ACCT, *,

          txn_meta={}, post_meta={}, min_amt=10):

    amount = '{:.02f}'.format(min_amt + random.random() * 100)

    txn = testutil.Transaction(**txn_meta, postings=[

        (test_acct, f'-{amount}', post_meta),

        (other_acct, amount),

    ])

    actual = {error.message for error in hook.run(txn)}

    if expected is None: