cpres

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cpres

  __init__: function (p) {
    var self = this;
    self.initialConfig = p;				
    Shopify.queue = [];
  },
  
  addItem: function(prod,num, attr) {
    var num = (num) ? num : 1;
    this.pushQueue(prod,num,attr);
  },

cpres

{% comment %}
  To add a companion product to the cart automatically if a primary product is in cart:
  1. Create a new link list under your Navigation tab.
  2. In that link list, make the first link point to companion product.
  3. Copy your link list handle where indicated at line 9
  4. Set the minimum cart total required for the bonus product on line 10
{% endcomment %}

{% assign linklist = linklists['put-your-link-list-handle-here'] %}
{% assign min_total = 100 %}

cpres

Demo