import json
import logging
import os

import borgmatic.borg.extract
import borgmatic.borg.rlist
import borgmatic.config.validate
import borgmatic.hooks.command
from borgmatic.borg.state import DEFAULT_BORGMATIC_SOURCE_DIRECTORY

logger = logging.getLogger(__name__)


def get_config_paths(bootstrap_arguments, global_arguments, local_borg_version):
    '''
    Given:
    The bootstrap arguments, which include the repository and archive name, borgmatic source directory,
    destination directory, and whether to strip components.
    The global arguments, which include the dry run flag
    and the local borg version,
    Return:
    The config paths from the manifest.json file in the borgmatic source directory after extracting it from the
    repository.
    '''
    borgmatic_source_directory = (
        bootstrap_arguments.borgmatic_source_directory or DEFAULT_BORGMATIC_SOURCE_DIRECTORY
    )
    borgmatic_manifest_path = os.path.expanduser(
        os.path.join(borgmatic_source_directory, 'bootstrap', 'manifest.json')
    )
    extract_process = borgmatic.borg.extract.extract_archive(
        global_arguments.dry_run,
        bootstrap_arguments.repository,
        borgmatic.borg.rlist.resolve_archive_name(
            bootstrap_arguments.repository,
            bootstrap_arguments.archive,
            {},
            local_borg_version,
            global_arguments,
        ),
        [borgmatic_manifest_path],
        {},
        {},
        local_borg_version,
        global_arguments,
        extract_to_stdout=True,
    )

    manifest_data = json.loads(extract_process.stdout.read())

    return manifest_data['config_paths']


def run_bootstrap(bootstrap_arguments, global_arguments, local_borg_version):
    '''
    Run the "bootstrap" action for the given repository.
    '''
    manifest_config_paths = get_config_paths(
        bootstrap_arguments, global_arguments, local_borg_version
    )

    for config_path in manifest_config_paths:
        logger.info('Bootstrapping config path %s', config_path)

        borgmatic.borg.extract.extract_archive(
            global_arguments.dry_run,
            bootstrap_arguments.repository,
            borgmatic.borg.rlist.resolve_archive_name(
                bootstrap_arguments.repository,
                bootstrap_arguments.archive,
                {},
                local_borg_version,
                global_arguments,
            ),
            [config_path],
            {},
            {},
            local_borg_version,
            global_arguments,
            extract_to_stdout=False,
            destination_path=bootstrap_arguments.destination,
            strip_components=bootstrap_arguments.strip_components,
            progress=bootstrap_arguments.progress,
        )