"""Get bandwidth pools."""
# :license: MIT, see LICENSE for more details.
import click

from SoftLayer import AccountManager
from SoftLayer.CLI.command import SLCommand as SLCommand
from SoftLayer.CLI import environment
from SoftLayer.CLI import formatting
from SoftLayer import utils


@click.command(cls=SLCommand)
@click.argument('identifier')
@environment.pass_env
def cli(env, identifier):
    """Get bandwidth pool details."""

    manager = AccountManager(env.client)
    bandwidths = manager.getBandwidthDetail(identifier)

    table = formatting.KeyValueTable(['name', 'value'])
    table.align['name'] = 'r'
    table.align['value'] = 'l'
    table.add_row(['Id', bandwidths['id']])
    table.add_row(['Name', bandwidths['name']])
    table.add_row(['Create Date', utils.clean_time(bandwidths.get('createDate'), '%Y-%m-%d')])
    current = "{} GB".format(utils.lookup(bandwidths, 'billingCyclePublicBandwidthUsage', 'amountOut'))
    if current is None:
        current = '-'
    table.add_row(['Current Usage', current])
    projected = "{} GB".format(bandwidths.get('projectedPublicBandwidthUsage', 0))
    if projected is None:
        projected = '-'
    table.add_row(['Projected  Usage', projected])
    inbound = "{} GB".format(bandwidths.get('inboundPublicBandwidthUsage', 0))
    if inbound is None:
        inbound = '-'
    table.add_row(['Inbound   Usage', inbound])
    if bandwidths['hardware'] != []:
        table.add_row(['hardware', *(_bw_table(bandwidths['hardware']))])
    else:
        table.add_row(['hardware', 'Not Found'])

    if bandwidths['virtualGuests'] != []:
        table.add_row(['virtualGuests', *(_virtual_table(bandwidths['virtualGuests']))])
    else:
        table.add_row(['virtualGuests', 'Not Found'])

    if bandwidths['bareMetalInstances'] != []:
        table.add_row(['Netscaler', *(_bw_table(bandwidths['bareMetalInstances']))])
    else:
        table.add_row(['Netscaler', 'Not Found'])

    env.fout(table)


def _bw_table(bw_data):
    """Generates a bandwidth useage table"""
    table_data = formatting.Table(['Id', 'HostName', "IP Address", 'Amount', "Current Usage"])
    for bw_point in bw_data:
        amount = "{} GB".format(utils.lookup(bw_point, 'bandwidthAllotmentDetail', 'allocation', 'amount'))
        current = "{} GB".format(bw_point.get('outboundBandwidthUsage', 0))
        ip_address = bw_point.get('primaryIpAddress')
        if ip_address is None:
            ip_address = '-'
        table_data.add_row([bw_point['id'], bw_point['fullyQualifiedDomainName'], ip_address, amount, current])
    return [table_data]


def _virtual_table(bw_data):
    """Generates a virtual bandwidth usage table"""
    table_data = formatting.Table(['Id', 'HostName', "IP Address", 'Amount', "Current Usage"])
    for bw_point in bw_data:
        amount = "{} GB".format(utils.lookup(bw_point, 'bandwidthAllotmentDetail', 'allocation', 'amount'))
        current = "{} GB".format(bw_point.get('outboundBandwidthUsage', 0))
        ip_address = bw_point.get('primaryIpAddress')
        if ip_address is None:
            ip_address = '-'
        table_data.add_row([bw_point['id'], bw_point['fullyQualifiedDomainName'], ip_address, amount, current])
    return [table_data]