# Copyright (C) 2020-2021 Soleta Networks <info@soleta.eu>
#
# 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.

from urllib.parse import urlparse
from cli.utils import *

import argparse

class OgImage():

	@staticmethod
	def list_images(rest):
		r = rest.get('/images')
		print(r.text)

	@staticmethod
	def restore_image(rest, args):
		parser = argparse.ArgumentParser()
		parser.add_argument('--disk',
				    nargs='?',
				    required=True,
				    help='Disk')
		parser.add_argument('--part',
				    nargs='?',
				    required=True,
				    help='Partition')
		parser.add_argument('--id',
				    nargs='?',
				    type=int,
				    required=True,
				    help='Image id to be restored')
		parser.add_argument('--type',
				    nargs='?',
				    required=False,
				    choices=['unicast', 'unicast-direct', 'tiptorrent'],
				    default='tiptorrent',
				    help='Transfer method. (Default: tiptorrent)')
		parser.add_argument('--repo',
				    nargs='?',
				    default=urlparse(rest.URL).netloc.split(':')[0],
				    help='Images repository ip')
		group = parser.add_argument_group('clients', 'Client selection args')
		group.add_argument('--center-id',
				   type=int,
				   action='append',
				   default=[],
				   required=False,
				   help='Clients from given center id')
		group.add_argument('--room-id',
				   type=int,
				   action='append',
				   default=[],
				   required=False,
				   help='Clients from given room id')
		group.add_argument('--client-ip',
				   action='append',
				   default=[],
				   required=False,
				   help='Specific client IP')
		parsed_args = parser.parse_args(args)

		r = rest.get('/scopes')
		scopes = r.json()
		ips = set()

		for center in parsed_args.center_id:
			center_scope = scope_lookup(center, 'center', scopes)
			ips.update(ips_in_scope(center_scope))
		for room in parsed_args.room_id:
			room_scope = scope_lookup(room, 'room', scopes)
			ips.update(ips_in_scope(room_scope))
		for l in parsed_args.client_ip:
			ips.add(l)

		if not ips:
			print('No clients specified.')
			return

		r = rest.get('/images')
		images = r.json()
		found_image = [img for img in images['images'] if img['id'] == parsed_args.id]
		if not found_image:
			print(f'Image with id {parsed_args.id} not found.')
			return
		else:
			found_image = found_image[0]

		payload = {'disk': parsed_args.disk, 'partition': parsed_args.part,
			   'id': str(parsed_args.id), 'name': found_image['name'],
			   'profile': str(found_image['software_id']),
			   'repository': parsed_args.repo,
			   'type': parsed_args.type.upper(), 'clients': list(ips)}
		r = rest.post('/image/restore', payload=payload)

	@staticmethod
	def create_image(rest, args):
		parser = argparse.ArgumentParser()
		parser.add_argument('--disk',
				    nargs='?',
				    required=True,
				    help='Disk')
		parser.add_argument('--part',
				    nargs='?',
				    required=True,
				    help='Partition')
		parser.add_argument('--name',
				    nargs='?',
				    required=True,
				    help='Image name')
		parser.add_argument('--desc',
				    nargs='?',
				    required=False,
				    help='Image description (for new images)')
		parser.add_argument('--repo',
				    nargs='?',
				    default=urlparse(rest.URL).netloc,
				    help='Images repository ip')
		group = parser.add_argument_group('clients', 'Client selection args')
		group.add_argument('--client-ip',
				   action='append',
				   default=[],
				   required=False,
				   help='Specific client IP')
		parsed_args = parser.parse_args(args)

		r = rest.get('/client/info', payload={'client':parsed_args.client_ip})
		center_id = r.json()['center']

		r = rest.get('/client/setup', payload={'client':parsed_args.client_ip})
		if r.status_code == 200:
			part_info = list(filter(lambda x: x['disk'] == int(parsed_args.disk) and
					 x['partition'] == int(parsed_args.part),
					 r.json()['partitions']))
			if not part_info:
				print('Partition not found.')
				return
			fs_code = list(part_info)[0]['code']

		payload = {'clients': parsed_args.client_ip, 'disk': parsed_args.disk, 'center_id': center_id,
			   'partition': parsed_args.part, 'code': str(fs_code), 'name': parsed_args.name,
			   'repository': parsed_args.repo, 'id': '0'}
		if parsed_args.desc:
			payload['description'] = parsed_args.desc

		rest.post('/image/create', payload=payload)