add Factorio world gen settings

data/factorio/mod_template/data.lua

@@ -0,0 +1,2 @@
+{% from "macros.lua" import dict_to_lua %}
+data.raw["map-gen-presets"].default["archipelago"] = {{ dict_to_lua({"default": False, "order": "a", "basic_settings": world_gen}) }}

data/factorio/mod_template/locale/en/locale.cfg

@@ -1,3 +1,8 @@
+[map-gen-preset-name]
+archipelago=Archipelago
+
+[map-gen-preset-description]
+archipelago=World preset created by the Archipelago Randomizer. World may or may not contain actual archipelagos.
 
 [technology-name]
 {% for original_tech_name, item_name, receiving_player, advancement in locations %}

data/factorio/mod_template/macros.lua

@@ -1,10 +1,17 @@
 {% macro dict_to_lua(dict) -%}
 {
 {%- for key, value in dict.items() -%}
-    ["{{ key }}"] = {% if value is mapping %}{{ dict_to_lua(value) }}{% else %}{{ value | safe }}{% endif %}{% if not loop.last %},{% endif %}
+    ["{{ key }}"] = {{ variable_to_lua(value) }}{% if not loop.last %},{% endif %}
 {% endfor -%}
 }
 {%- endmacro %}
+{%- macro variable_to_lua(value) %}
+{%- if value is mapping -%}{{ dict_to_lua(value) }}
+{%- elif value is boolean -%}{{ value | string | lower }}
+{%- elif value is string -%} "{{ value | safe }}"
+{%- else -%} {{ value | safe }}
+{%- endif -%}
+{%- endmacro -%}
 {% macro dict_to_recipe(dict) -%}
 {
 {%- for key, value in dict.items() -%}