#!/usr/bin/python3

import salt.utils.dictupdate
import salt.utils.dictdiffer


def _error(ret, err_msg):
    ret['result'] = False
    ret['comment'] = err_msg

    return ret


def _str_split(string):
    delim = "\n"

    return [e + delim for e in string.split(delim) if e]


def domain_record_present(name,
                          zone=None,
                          recordname=None,
                          recordtype=None,
                          target=None,
                          ttl=0):

    res_output = ""
    ret = {
        'name': name,
        'changes': {},
        'result': True,
        'comment': 'Config is up to date'
    }

    if name is None:
        return _error(ret, 'Must provide name to ovhapi.domain_record_present')
    if zone is None:
        return _error(ret, 'Must provide dns zone to ovhapi.domain_record_present')
    if recordname is None:
        return _error(ret, 'Must provide record name to ovhapi.domain_record_present')
    if recordtype is None:
        return _error(ret, 'Must provide record type to ovhapi.domain_record_present')
    if target is None:
        return _error(ret, 'Must provide target to ovhapi.domain_record_present')

    cur_zone_state = __salt__['ovhapi.domain_get_zone'](zone=zone)

    # check if record exists
    cur_record = __salt__['ovhapi.domain_get_record'](zone=zone,
                                                   fieldType=recordtype,
                                                   subDomain=recordname)
    if cur_record is not None:
        res = __salt__['ovhapi.domain_put_record'](zone=zone,
                                                   fieldType=recordtype,
                                                   subDomain=recordname)
        new_zone_state = __salt__['ovhapi.domain_get_zone'](zone=zone)

        ret['changes'] = {
            "diff": salt.utils.stringutils.get_diff(_str_split(cur_zone_state),
                                                    _str_split(new_zone_state))
        }
        res_output = f"Updated record {recordname}"
    else:
        res = __salt__['ovhapi.domain_post_record'](zone=zone,
                                                    subDomain=recordname,
                                                    fieldType=recordtype,
                                                    target=target,
                                                    ttl=ttl)
        new_zone_state = __salt__['ovhapi.domain_get_zone'](zone=zone)

        ret['changes'] = {
            "diff": salt.utils.stringutils.get_diff(_str_split(cur_zone_state),
                                                    _str_split(new_zone_state))
        }
        res_output = f"Created record {recordname}"

    cur_zone_refresh = __salt__['ovhapi.domain_refresh_zone'](zone=zone)

    ret['comment'] = f'Result is {res_output}'

    return ret