from pytest import fixture  # , raises
from pathlib import Path
from rougail import Rougail
from rougail.output_formatter import RougailOutputFormatter as RougailOutput

from rougail_tests.utils import get_structures_list, get_rougail_config, config_to_dict


excludes = [
#        "16_6exists_family",
        ]

test_ok = get_structures_list(excludes)
# test_ok = [Path('../rougail-tests/structures/16_6exists_family')]


def idfn(fixture_value):
    return fixture_value.name


@fixture(scope="module", params=test_ok, ids=idfn)
def test_dir(request):
    return request.param


def get_output_director(namespace):
    return Path(__file__).parent / 'results'


def _test_structural_files(file_name, namespace, rougailconfig):
    ##################################
    rougailconfig['step.output'] = 'formatter'
    ##################################
    config = None
    generated_output = RougailOutput(config, rougailconfig=rougailconfig).run()[1]
    output_file = get_output_director(namespace) / file_name.parent.parent.name / file_name.parent.name / file_name.name
    if not output_file.is_file():
        if not output_file.parent.is_dir():
            output_file.parent.mkdir(parents=True)
        output_file.write_text(file_name.read_text())
#        with output_file.open('w') as fh:
#            print('===', generated_output)
#            fh.write(generated_output)
    with output_file.open() as outfh:
         attented_output = outfh.read()
    assert generated_output == attented_output, f'filename {output_file}'


def test_structural_files_formatter(test_dir):
    namespace = False
    rougailconfig = get_rougail_config(test_dir, namespace)
    if not rougailconfig:
        return
    dirs = rougailconfig['main_dictionaries']
    for dir_name in dirs:
        for file_name in Path(dir_name).iterdir():
            if file_name.suffix in [".yml", ".yaml"]:
                rougailconfig["main_dictionaries"] = [str(file_name)]
                _test_structural_files(file_name, namespace, rougailconfig)


def test_structural_files_formatter_namespace(test_dir):
    namespace = True
    rougailconfig = get_rougail_config(test_dir, namespace)
    if not rougailconfig:
        return
    for dir_name in rougailconfig['main_dictionaries']:
        for file_name in Path(dir_name).iterdir():
            if file_name.suffix in [".yml", ".yaml"]:
                rougailconfig["main_dictionaries"] = [str(file_name)]
                _test_structural_files(file_name, namespace, rougailconfig)
    for namespace, dirs_name in rougailconfig['extra_dictionaries'].items():
        rougailconfig["main_namespace"] = namespace
        for dir_name in dirs_name:
            for file_name in Path(dir_name).iterdir():
                if file_name.suffix in [".yml", ".yaml"]:
                    rougailconfig["main_dictionaries"] = [str(file_name)]
                    _test_structural_files(file_name, namespace, rougailconfig)


def test_structural_files_formatter_load(test_dir):
    namespace = True
    rougailconfig = get_rougail_config(test_dir, namespace)
    if not rougailconfig:
        return
    output_director = get_output_director(namespace) / test_dir.name
    if not output_director.is_dir():
        return
    rougail = Rougail(rougailconfig)
    config = rougail.run()
    before_config_dict = dict(config_to_dict(config.value.get()))
    #
    rougailconfig['main_dictionaries'] = [str(output_director / Path(dirpath).name) for dirpath in rougailconfig["main_dictionaries"]]
    extra_dictionaries = {}
    for ns, dirpaths in rougailconfig['extra_dictionaries'].items():
        extra_dictionaries[ns] = [str(output_director / Path(dirpath).name) for dirpath in dirpaths]
    rougailconfig['extra_dictionaries'] = extra_dictionaries
    rougail = Rougail(rougailconfig)
    config = rougail.run()
    after_config_dict = dict(config_to_dict(config.value.get()))
    assert before_config_dict == after_config_dict, f'directory {test_dir}'