#!/usr/bin/python
# -*- coding: utf-8 -*-

# (c) 2013, Matt Cordial <matt.cordial@gmail.com>
#
# This file is part of Ansible
#
# 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/>.
#

DOCUMENTATION = '''
---
module: rabbitmq_vhost
short_description: Manage the state of a virtual host in RabbitMQ
description:
  - Manage the state of a virtual host in RabbitMQ
options:
  name:
    description:
      - The name of the vhost to manage
    required: true
    default: null
  state:
    description:
      - The state of vhost
    required: true
    default: null
    choices: [ "present", "absent" ]
examples:
   - code: "rabbitmq_vhost: name=/test state=present"
     description: Ensure that the vhost /test exists.
author: Matt Cordial
'''


def main():
    arg_spec = dict(
        name=dict(required=True),
        state=dict(required=False, choices=['present', 'absent'])
    )

    module = AnsibleModule(argument_spec=arg_spec)

    name = module.params['name']
    state = module.params['state']

    RABBITMQCTL = module.get_bin_path('rabbitmqctl', True)

    present = False
    rc, out, err = module.run_command('%s list_vhosts' % RABBITMQCTL)
    for line in out.splitlines():
        if line.strip() == name:
            present = True
            break

    if state == 'present' and present:
        module.exit_json(changed=False, name=name, state=state)

    if state == 'present' and not present:
        rc, out, err = module.run_command('%s add_vhost %s' % (RABBITMQCTL, name))
        if '...done' in out:
            module.exit_json(changed=True, name=name, state=state)
        else:
            module.fail_json(msg=out, name=name, state=state)

    if state == 'absent' and not present:
        module.exit_json(changed=False, name=name, state=state)

    if state == 'absent' and present:
        rc, out, err = module.run_command('%s delete_vhost %s' % (RABBITMQCTL, name))
        if '...done' in out:
            module.exit_json(changed=True, name=name, state=state)
        else:
            module.fail_json(msg=out, name=name, state=state)

    module.exit_json(changed=False, name=name, state=state)

# this is magic, see lib/ansible/module_common.py
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>

main()