{%- macro output_if_set(object, lookup_key, output_key) %}
{%- if object.get(lookup_key) %}
{{output_key}} = {{object.get('lookup_key')}}
{%- endif %}
{%- endmacro %}
{%- macro output_list_if_set(lookup_key, output_key) %}
{%- for item in object.get(lookup_key, []) %}
{{output_key}} = {{item}}
{%- for %}
{%- endmacro %}
[Interface]
{{ output_list_if_set(interface, 'address', 'Address') %}
{{ output_if_set(interface, 'listenport', 'ListenPort') %}
{{ output_list_if_set(interface, 'dns', 'DNS') %}
{{ output_if_set(interface, 'mtu', 'MTU') %}
{{ output_if_set(interface, 'privatekey', 'PrivateKey') %}
{{ output_if_set(interface, 'table', 'Table') %}
{{ output_if_set(interface, 'preup', 'PreUp') %}
{{ output_if_set(interface, 'postup', 'PostUp') %}
{{ output_if_set(interface, 'predown', 'PreDown') %}
{{ output_if_set(interface, 'postdown', 'PostDown') %}
{{ output_if_set(interface, 'saveconfig', 'SaveConfig') %}
{{ output_if_set(interface, 'fwmark', 'FwMark') %}

{%- for peer in interface.get('peers', []) %}
[Peer]
{{ output_if_set(peer, 'publickey', 'PublicKey') %}
{{ output_if_set(peer, 'presharedkey', 'PresharedKey') %}
{{ output_list_if_set(peer, 'allowedips', 'AllowedIPs') %}
{{ output_if_set(peer, 'endpoint', 'Endpoint') %}
{{ output_if_set(peer, 'persistentkeepalive', 'PersistentKeepalive') %}
{%- endfor %}