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

# Copyright: (c) 2021, D3DeFi
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)

from __future__ import absolute_import, division, print_function
__metaclass__ = type


DOCUMENTATION = """
module: zabbix_proxy_info
short_description: Gather information about Zabbix proxy
version_added: 1.5.0
author:
    - Dusan Matejka (@D3DeFi)
description:
    - This module allows you to obtain detailed information about configured zabbix proxies.
requirements:
    - "python >= 3.9"
options:
    proxy_name:
        description:
            - Name of the Zabbix proxy.
        required: true
        type: str
    proxy_hosts:
        description:
            - Also return list of hosts monitored by the proxy.
        required: false
        default: false
        type: bool
extends_documentation_fragment:
- community.zabbix.zabbix

"""

EXAMPLES = """
# If you want to use Username and Password to be authenticated by Zabbix Server
- name: Set credentials to access Zabbix Server API
  ansible.builtin.set_fact:
    ansible_user: Admin
    ansible_httpapi_pass: zabbix

# If you want to use API token to be authenticated by Zabbix Server
# https://www.zabbix.com/documentation/current/en/manual/web_interface/frontend_sections/administration/general#api-tokens
- name: Set API token
  ansible.builtin.set_fact:
    ansible_zabbix_auth_key: 8ec0d52432c15c91fcafe9888500cf9a607f44091ab554dbee860f6b44fac895

- name: Get zabbix proxy info alongside the list of hosts monitored by the proxy
  # set task level variables as we change ansible_connection plugin here
  vars:
    ansible_network_os: community.zabbix.zabbix
    ansible_connection: httpapi
    ansible_httpapi_port: 443
    ansible_httpapi_use_ssl: true
    ansible_httpapi_validate_certs: false
    ansible_zabbix_url_path: "zabbixeu"  # If Zabbix WebUI runs on non-default (zabbix) path ,e.g. http://<FQDN>/zabbixeu
    ansible_host: zabbix-example-fqdn.org
  community.zabbix.zabbix_proxy_info:
    proxy_name: zbx01.example.com
    proxy_hosts: true
"""

RETURN = """
zabbix_proxy:
  description: example
  returned: always
  type: dict
  sample: {
    "auto_compress": "1",
    "custom_interfaces": "0",
    "description": "ExampleProxy",
    "discover": "0",
    "flags": "0",
    "host": "ExampleProxy",
    "hosts": [
      {
        "host": "ExampleHost",
        "hostid": "10453"
      }
    ],
    "interface": {
      "available": "0",
      "details": [],
      "disable_until": "0",
      "dns": "ExampleProxy.local",
      "error": "",
      "errors_from": "0",
      "hostid": "10452",
      "interfaceid": "10",
      "ip": "10.1.1.2",
      "main": "1",
      "port": "10051",
      "type": "0",
      "useip": "1"
    },
    "ipmi_authtype": "-1",
    "ipmi_password": "",
    "ipmi_privilege": "2",
    "ipmi_username": "",
    "lastaccess": "0",
    "maintenance_from": "0",
    "maintenance_status": "0",
    "maintenance_type": "0",
    "maintenanceid": "0",
    "name": "",
    "proxy_address": "",
    "proxy_hostid": "0",
    "proxyid": "10452",
    "status": "6",
    "templateid": "0",
    "tls_accept": "1",
    "tls_connect": "1",
    "tls_issuer": "",
    "tls_subject": "",
    "uuid": ""
  }
"""


from ansible.module_utils.basic import AnsibleModule

from ansible_collections.community.zabbix.plugins.module_utils.base import ZabbixBase
import ansible_collections.community.zabbix.plugins.module_utils.helpers as zabbix_utils


class Proxy(ZabbixBase):

    def get_proxy(self, name, hosts=False):
        result = {}
        params = {
            "filter": {
                "host": name
            },
            "output": "extend",
            "selectInterface": "extend",
        }

        if hosts:
            params["selectHosts"] = ["host", "hostid"]

        try:
            result = self._zapi.proxy.get(params)
        except Exception as e:
            self._module.fail_json(msg="Failed to get proxy information: %s" % e)

        return result[0] if result else {}


def main():
    argument_spec = zabbix_utils.zabbix_common_argument_spec()
    argument_spec.update(dict(
        proxy_name=dict(type="str", required=True),
        proxy_hosts=dict(type="bool", required=False, default=False),
    ))

    module = AnsibleModule(
        argument_spec=argument_spec,
        supports_check_mode=True
    )

    name = module.params["proxy_name"]
    hosts = module.params["proxy_hosts"]

    proxy = Proxy(module)
    result = proxy.get_proxy(name, hosts)
    module.exit_json(changed=False, zabbix_proxy=result)


if __name__ == "__main__":
    main()
