ISBNExpress Shopify app: display the book details in a list

book-metafields.liquid

{% assign authors = product.metafields["app-ibp-book"].authors %} 
{% if authors %}
  <b>Author(s):</b> {{ authors | metafield_text }}
  <br/>
{% endif %}

{% assign publicationYear = product.metafields["app-ibp-book"].publication_year.value %} 
{% if publicationYear %}
  <b>Publication year:</b> {{ publicationYear }}
  <br/> 
{% endif %}

{% assign publicationDate = product.metafields["app-ibp-book"].publication_date.value %} 
{% if publicationDate %}
  <b>Publication date:</b> {{ publicationDate }}
  <br/> 
{% endif %}

{% assign pages = product.metafields["app-ibp-book"].pages.value %} 
{% if pages %}
  <b>Pages:</b> {{ pages }}
  <br/> 
{% endif %}

{% assign binding = product.metafields["app-ibp-book"].binding.value %} 
{% if binding %}
  <b>Binding:</b> {{ binding }}
  <br/> 
{% endif %}

{% assign language = product.metafields["app-ibp-book"].language %} 
{% if language == 'de' %}
  <b>Language:</b> German  <br/>
{% elsif language == 'en' %}
  <b>Language:</b> English <br/>
{% elsif language == 'fr' %}
  <b>Language:</b> French <br/>
{% elsif language == 'es' %}
  <b>Language:</b> Spanish <br/>
{% endif %}

{% assign publisher = product.metafields["app-ibp-book"].publisher %} 
{% if publisher %}
  <b>Publisher:</b> {{ publisher }}
  <br/> 
{% endif %}

{% assign condition = product.metafields["app-ibp-book"].condition %} 
{% if condition %}
  <b>Condition:</b> {{ condition }} 
  <br/> 
{% endif %}

{% for variant in product.variants %}
  {% if variant.barcode != '' %}
    <b>ISBN:</b> {{ variant.barcode }} 
    <br/>
    {% break %}
  {% endif %}  
{% endfor %}

{% assign dimValue = product.metafields["app-ibp-book"].dimensions.value %} 
{% if dimValue %}
  <b>Dimensions:</b> {{ dimValue[0].value }} x {{ dimValue[1].value }} x {{ dimValue[2].value }} {{ dimValue[0].unit }}
  <br/>
{% endif %}

{% for variant in product.variants %}
  {% if variant.weight_in_unit != 0 %}
    <b>Weight:</b> {{ variant.weight_in_unit }} {{ variant.weight_unit }}
    {% break %}
  {% endif %}
{% endfor %}

1. What it does

The above liquid code displays the book details using metafields.

2. How to add the code to theme's product page

Go to Shopify Admin > Online Store -> Customise -> Select any product -> Click Add block -> Select Custom liquid.