#
# Copyright (c) 2019 Ericsson AB.
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
#


from __future__ import (absolute_import, division, print_function)
__metaclass__ = type

DOCUMENTATION = """
---
author: Ericsson IPOS OAM team
cliconf: eccli
short_description: Use eccli cliconf to run command on Ericsson ECCLI platform
description:
  - This eccli plugin provides low level abstraction APIs for
    sending and receiving CLI commands from Ericsson ECCLI network devices.
version_added: "2.9"
"""

from ansible.module_utils.common._collections_compat import Mapping
import collections
import re
import time
import json

from itertools import chain

from ansible.errors import AnsibleConnectionFailure
from ansible.module_utils._text import to_text
from ansible.module_utils.six import iteritems
from ansible.module_utils.network.common.config import NetworkConfig, dumps
from ansible.module_utils.network.common.utils import to_list
from ansible.plugins.cliconf import CliconfBase, enable_mode


class Cliconf(CliconfBase):

    def get_config(self, source='running', flags=None, format=None):
        return

    def edit_config(self, candidate=None, commit=True, replace=None, comment=None):
        return

    def get(self, command=None, prompt=None, answer=None, sendonly=False, output=None, check_all=False):
        if not command:
            raise ValueError('must provide value of command to execute')
        if output:
            raise ValueError("'output' value %s is not supported for get" % output)

        return self.send_command(command=command, prompt=prompt, answer=answer, sendonly=sendonly, check_all=check_all)

    def get_device_info(self):
        device_info = {}
        device_info['network_os'] = 'eric_eccli'
        return device_info

    def get_capabilities(self):
        result = dict()
        result['rpc'] = self.get_base_rpc() + ['run_commands']
        result['network_api'] = 'cliconf'
        result['device_info'] = self.get_device_info()
        return json.dumps(result)

    def run_commands(self, commands=None, check_rc=True):
        if commands is None:
            raise ValueError("'commands' value is required")

        responses = list()
        for cmd in to_list(commands):
            if not isinstance(cmd, Mapping):
                cmd = {'command': cmd}

            output = cmd.pop('output', None)
            if output:
                raise ValueError("'output' value %s is not supported for run_commands" % output)
            try:
                out = self.send_command(**cmd)
            except AnsibleConnectionFailure as e:
                if check_rc:
                    raise
                out = getattr(e, 'err', e)

            responses.append(out)

        return responses
