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

# (c) 2022, Johanna Dorothea Reichmann <transcaffeine@finally.coffee>

__metaclass__ = type

import dataclasses
import traceback

from ansible.module_utils.basic import AnsibleModule

LIB_IMP_ERR = None
try:
    from ansible_collections.finallycoffee.proxmox.plugins.module_utils.proxmox_api import *
    HAS_LIB = True
except:
    HAS_LIB = False
    LIB_IMP_ERR = traceback.format_exc()


DOCUMENTATION = r'''
---
module: realm_info
author:
- Johanna Dorothea Reichmann (transcaffeine@finally.coffee)
requirements:
    - python >= 3.9
short_description: Get configured realms of a proxmox node
description:
    - "Lists all configured realms in a proxmox instance"
options:
    proxmox_instance:
        description: Location of the proxmox API with scheme, domain name/ip and port, e.g. https://localhost:8006
        type: str
        required: true
    proxmox_api_token_id:
        description: The token ID containing username, realm and token name (format: user@realm!name)
        type: str
        required: true
    proxmox_api_secret:
        description: The secret
        type: str
        required: true
    proxmox_api_verify_cert:
        description: If the certificate presented for `proxmox_instance_url` should be verified
        type: bool
        required: false
        default: true
    realm:
        description: Realm to retrieve information about. If left omitted, return all realms
        type: str
        required: false
'''

EXAMPLES = r'''
- name: Retrieve all reams
  finallycoffee.proxmox.realm_info:
    proxmox_instance: https://my.proxmox-node.local:8006
    promox_api_token_id: root@pam!token
    proxmox_api_secret: supersecuretokencontent
- name: Retrieve realm information for 'myrealm'
  finallycoffee.proxmox.realm_info:
    proxmox_instance: https://my.proxmox-node.local:8006
    promox_api_token_id: root@pam!token
    proxmox_api_secret: supersecuretokencontent
    realm: myrealm
'''

RETURN = r'''
realms:
    description: The retrieved realms
    returned: When realms were found (matching the filter)
    type: list
    elements: dict[str, str, str, str]

'''


def main():
    _ = dict
    module = AnsibleModule(
        argument_spec=_(
            proxmox_instance=_(required=True, type='str'),
            proxmox_api_token_id=_(required=True, type='str'),
            proxmox_api_secret=_(type='str', required=True, no_log=True),
            proxmox_api_verify_cert=_(type='bool', required=False, default=True),
            realm=_(required=False, type='str'),
        ),
        supports_check_mode=True
    )

    result = _(
        changed=False,
        diff={},
        message=''
    )

    realms = []
    try:
        realms = get_realms(ProxmoxAuthInfo(
            module.params['proxmox_instance'],
            module.params['proxmox_api_token_id'],
            module.params['proxmox_api_secret'],
            module.params['proxmox_api_verify_cert'],
        ))
    except IOError as owie:
        result['msg'] = owie
        module.exit_json(**result)

    result['realms'] = list(
        map(lambda r: dataclasses.asdict(r),
            filter(lambda r: r.realm == module.params['realm']
                    if module.params['realm'] is not None
                    else True,
               realms)
            )
    )

    module.exit_json(**result)


if __name__ == '__main__':
    main()