expose view context to matestack components and pages

Author: fiedl

app/concepts/matestack/ui/core/component/dynamic.rb

@@ -4,6 +4,7 @@ class Dynamic < Trailblazer::Cell
     include ::Cell::Haml
     include Matestack::Ui::Core::ApplicationHelper
     include Matestack::Ui::Core::ToCell
+    include Matestack::Ui::Core::HasViewContext
 
     view_paths << "#{Matestack::Ui::Core::Engine.root}/app/concepts"
     view_paths << "#{::Rails.root}/app/matestack"

app/concepts/matestack/ui/core/page/page.rb

@@ -5,6 +5,7 @@ class Page < Trailblazer::Cell
     include ::Cell::Haml
     include Matestack::Ui::Core::ApplicationHelper
     include Matestack::Ui::Core::ToCell
+    include Matestack::Ui::Core::HasViewContext
 
     view_paths << "#{Matestack::Ui::Core::Engine.root}/app/concepts"
 

app/helpers/matestack/ui/core/application_helper.rb

@@ -6,7 +6,8 @@ module ApplicationHelper
         def render_page(page_class, only_page=false)
           page_class.new(nil, context: {
             params: params,
-            request: request
+            request: request,
+            view_context: view_context
           }, controller_instance: self).call(:show, nil, only_page)
         end
 

app/lib/matestack/ui/core/has_view_context.rb

@@ -0,0 +1,10 @@
+module Matestack::Ui::Core::HasViewContext
+  def initialize(model = nil, options = {})
+    @view_context = options[:context][:view_context]
+    super
+  end
+
+  def method_missing(*args, &block)
+    @view_context.send(*args, &block)
+  end
+end