#!/usr/bin/python3

from __future__ import absolute_import, print_function, unicode_literals

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):
    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')

    # check if record exists
    if len(__salt__['ovhapi.domain_get_record'](zone=zone,
                                             fieldType=recordtype,
                                             subDomain=recordname)):
        ret['comment'] = f"Record on {zone} named {recordname} with type {recordtype} already exists"
        return ret

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

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

    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))
    }
    ret['comment'] = f'Result is {res}'

    return ret