Restructure omni services and add Chatwoot research snapshot

research/chatwoot/lib/action_view/template/handlers/liquid.rb

@@ -0,0 +1,62 @@
+# Code inspired by
+# http://royvandermeij.com/blog/2011/09/21/create-a-liquid-handler-for-rails-3-dot-1/
+# https://github.com/chamnap/liquid-rails/blob/master/lib/liquid-rails/template_handler.rb
+
+class ActionView::Template::Handlers::Liquid
+  def self.call(template, _source)
+    "ActionView::Template::Handlers::Liquid.new(self).render(#{template.source.inspect}, local_assigns)"
+  end
+
+  def initialize(view)
+    @view       = view
+    @controller = @view.controller
+    @helper     = ActionController::Base.helpers
+  end
+
+  def render(template, local_assigns = {})
+    assigns = drops
+    assigns['content_for_layout'] = @view.content_for(:layout) if @view.content_for?(:layout)
+    assigns.merge!(local_assigns)
+    assigns.merge!(locals)
+
+    liquid = Liquid::Template.parse(template)
+    liquid.send(render_method, assigns.stringify_keys, filters: filters, registers: registers.stringify_keys)
+  end
+
+  def locals
+    if @controller.respond_to?(:liquid_locals, true)
+      @controller.send(:liquid_locals)
+    else
+      {}
+    end
+  end
+
+  def drops
+    droppables = @controller.send(:liquid_droppables) if @controller.respond_to?(:liquid_droppables, true)
+    droppables.update(droppables) { |_, obj| obj.try(:to_drop) || nil }
+  end
+
+  def filters
+    if @controller.respond_to?(:liquid_filters, true)
+      @controller.send(:liquid_filters)
+    else
+      []
+    end
+  end
+
+  def registers
+    if @controller.respond_to?(:liquid_registers, true)
+      @controller.send(:liquid_registers)
+    else
+      {}
+    end
+  end
+
+  def compilable?
+    false
+  end
+
+  def render_method
+    ::Rails.env.development? || ::Rails.env.test? ? :render! : :render
+  end
+end