40 lines
1.5 KiB
HTML
40 lines
1.5 KiB
HTML
{%- comment -%}
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Map grabs the tutorials sections, giving us an array of arrays. Join, flattens all
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the items to a comma delimited string. Split turns it into an array again.
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{%- endcomment -%}
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{%- assign tutorials = site.data.tutorials | map: 'tutorials' | join: ',' | split: ',' -%}
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{%- comment -%}
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Because this is built for every page, lets find where we are in the ordered
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document list by comparing url strings. Then if there's something previous or
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next, lets build a link to it.
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{%- endcomment -%}
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{% for tutorial in tutorials -%}
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{% assign tutorial_url = tutorial | prepend:"/tutorials/" | append:"/" -%}
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{% if tutorial_url == page.url -%}
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<div class="section-nav">
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<div class="left align-right">
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{% if forloop.first -%}
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<span class="prev disabled">Back</span>
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{% else -%}
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{% assign previous = forloop.index0 | minus: 1 -%}
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{% assign previous_page = tutorials[previous] | prepend:"/tutorials/" | append:"/" -%}
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<a href="{{ previous_page }}" class="prev">Back</a>
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{% endif -%}
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</div>
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<div class="right align-left">
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{% if forloop.last -%}
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<span class="next disabled">Next</span>
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{% else -%}
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{% assign next = forloop.index0 | plus: 1 -%}
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{% assign next_page = tutorials[next] | prepend:"/tutorials/" | append:"/" -%}
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<a href="{{ next_page }}" class="next">Next</a>
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{% endif -%}
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</div>
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</div>
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<div class="clear"></div>
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{% break -%}
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{% endif -%}
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{% endfor -%}
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