Step 1 of 2: Add Next and Previous links to blog posts on your NationBuilder site

next-and-previous-liquid-objects.html

{% assign ordered_posts = page.parent.children | sort:'published_at' %}

{% for post in ordered_posts %}
{% if post.id == page.id %}
{% assign previous_post_number = forloop.index | minus:1 %}
{% assign next_post_number = forloop.index | plus:1 %}
{% endif %}
{% endfor %}

{% for post in ordered_posts %}
{% if forloop.index == previous_post_number %}
{% assign previous_post = post %}
{% elsif forloop.index == next_post_number %}
{% assign next_post = post %}
{% endif %}
{% endfor %}