import json

import ipaddress

from pprint import pprint

import click

from ...utils import check_ip

@click.group(short_help='Configure ennstatus')

def config():

    pass

@config.command('show', short_help='Show current configuration')

@click.pass_obj

def show(obj):

    with obj['config_file'].open(encoding='utf-8') as f:

        config = json.load(f)

    pprint(config)

@config.group(short_help='Configure servers')

def server():

            try:

                click.confirm('Server already exits! Overwrite?', abort=True)

            except click.Abort as e:

                raise SystemExit from e

    except KeyError:

        config['ENNSTATUS_SERVERS'] = {}

    converted_ips = {ipaddress.ip_address(ip) for ip in ips}

    for ip in converted_ips:

        if not check_ip(ip):

            raise SystemExit('ip {} is not accepted!'.format(str(ip)))

    config['ENNSTATUS_SERVERS'][name] = {

        'IPS': ips,

        'PASSWORD': password

    }

    if bridgeprogram:

        try:

            config['ENNSTATUS_BRIDGE_PROGRAM'].append(name)

        except KeyError:

            config['ENNSTATUS_BRIDGE_PROGRAM'] = [name]

    with obj['config_file'].open(mode='w', encoding='utf-8') as f:

        json.dump(config, f, indent=4, sort_keys=True)

@server.command('delete', short_help='Remove server')

@click.argument('name')

@click.pass_obj

def delete(obj, name):

    with obj['config_file'].open() as f:

        config = json.load(f)

    name = name.lower()

    try:

        del config['ENNSTATUS_SERVERS'][name]

    except KeyError:

        raise SystemExit('{} does not exists!'.format(name))

    try:

        config['ENNSTATUS_BRIDGE_PROGRAM'].remove(name)

    except KeyError:

        pass

    with obj['config_file'].open(mode='w', encoding='utf-8') as f:

        json.dump(config, f, indent=4, sort_keys=True)

    filename = obj['data_dir'] / (name + '.json')

    try:

        filename.unlink()

    except FileNotFoundError:

        pass