#!/usr/bin/env sh

# dns api wrapper of lexicon for acme.sh

lexicon_url="https://github.com/AnalogJ/lexicon"
lexicon_cmd="lexicon"

wiki="https://github.com/Neilpang/acme.sh/wiki/How-to-use-lexicon-dns-api"

########  Public functions #####################

#Usage: add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
dns_lexicon_add() {
  fulldomain=$1
  txtvalue=$2
  
  domain=$(printf "$fulldomain" | cut -d . -f 2-999)
  
  if ! _exists $lexicon_cmd ; then
    _err "Please install $lexicon_cmd first: $wiki"
    return 1
  fi
  
  if [ -z "$PROVIDER" ] ; then
    _err "Please define env PROVIDER first: $wiki"
    return 1
  fi

  _savedomainconf PROVIDER "$PROVIDER"
  export PROVIDER

  Lx_name=$(echo LEXICON_${PROVIDER}_USERNAME |  tr [a-z] [A-Z])
  eval Lx_name_v="\$$Lx_name"
  _debug "$Lx_name" "$Lx_name_v"
  if [ "$Lx_name_v" ] ; then
    _saveaccountconf $Lx_name "$Lx_name_v"
    export "$Lx_name"
  fi
  
  Lx_token=$(echo LEXICON_${PROVIDER}_TOKEN |  tr [a-z] [A-Z])
  eval Lx_token_v="\$$Lx_token"
  _debug "$Lx_token" "$Lx_token_v"
  if [ "$Lx_token_v" ] ; then
    _saveaccountconf $Lx_token "$Lx_token_v"
    export "$Lx_token"
  fi
  
  Lx_password=$(echo LEXICON_${PROVIDER}_PASSWORD |  tr [a-z] [A-Z])
  eval Lx_password_v="\$$Lx_password"
  _debug "$Lx_password" "$Lx_password_v"
  if [ "$Lx_password_v" ] ; then
    _saveaccountconf $Lx_password "$Lx_password_v"
    export "$Lx_password"
  fi
  
  Lx_domaintoken=$(echo LEXICON_${PROVIDER}_DOMAINTOKEN |  tr [a-z] [A-Z])
  eval Lx_domaintoken_v="\$$Lx_domaintoken"
  _debug "$Lx_domaintoken" "$Lx_domaintoken_v"
  if [ "$Lx_domaintoken_v" ] ; then
    export "$Lx_domaintoken"
    _saveaccountconf $Lx_domaintoken "$Lx_domaintoken_v"
  fi

  $lexicon_cmd "$PROVIDER" create ${domain} TXT --name="_acme-challenge.${domain}." --content="${txtvalue}"

}








####################  Private functions bellow ##################################

_info() {
  if [[ -z "$2" ]] ; then
    echo "[$(date)] $1"
  else
    echo "[$(date)] $1"="'$2'"
  fi
}

_err() {
  _info "$@" >&2
  return 1
}

_debug() {
  if [[ -z "$DEBUG" ]] ; then
    return
  fi
  _err "$@"
  return 0
}

_debug2() {
  if [[ "$DEBUG" -ge "2" ]] ; then
    _debug "$@"
  fi
  return
}




####################  Private functions bellow ##################################