require "json" require "../models/link" module App::Serializers class Link getter refer def initialize(@link : App::Models::Link) @refer = "#{ENV["APP_URL"]}/#{@link.slug}" end def to_json(builder : JSON::Builder) builder.object do builder.field("id", @link.id) builder.field("refer", @refer) builder.field("origin", @link.url) builder.field("clicks", @link.click_counter) end end end end