require "json"
module ApplicationHelper
	def render_widget(widget)
		key = Template::KEY
		file = File.join("../templates", "#{key}", "modules/#{widget}")
		render :partial => file
	end

	def link_to_show(module_name)
		"/module/#{module_name}/show"
	end

	

	def render_menu
		# json_file = File.read(File.join(Rails.root, 'public', "menu.json"))
		# @items = JSON.parse(json_file)
		@pages = Page.where(:parent_page_id.ne => "" , :parent_page_id.exists => false, :page_id.ne => "", :page_id.exists => true)

		def create_json(pages)
			item = {}
			pages.each do |page|
				if page.child_page.size > 0
					item["#{page.name}"] = {"url"=> "/#{locale.to_s}" + page.url, "children"=>create_json(page.child_page)}
				else
					item["#{page.name}"] = {"url"=> "/#{locale.to_s}" + page.url}
				end
			end
			item
		end
		@items = create_json(@pages)
		
		key = Template::KEY
		menu_file = File.open(File.join(Rails.root, 'app', 'templates', "#{key}", '/home/menu.html.erb'))
		doc = Nokogiri::HTML(menu_file, nil, "UTF-8")
		menu_file.close

		temp = []
		@menus = []
		@menus_items = [] 

		temp << doc.css("*[data-menu-level='0']")
		temp << doc.css("*[data-menu-level='1']")
		temp << doc.css("*[data-menu-level='2']")


		temp[0] = temp[0].to_s.gsub(temp[1].to_s,"{{level}}")
		temp[1] = temp[1].to_s.gsub(temp[2].to_s,"{{level}}")
		temp[2] = temp[2].to_s


		temp.each_with_index do |menu,i|
			t = Nokogiri::HTML(menu, nil, "UTF-8")
			a = t.css("*[data-menu-link='true']")
			a[0]["href"] = "href_here"
			li = t.css("*[data-menu-level='#{i}'] > *")
			@menus_items << li.to_html
			ul = t.css("*[data-menu-level='#{i}']")
			ul[0].inner_html = "{{here}}"
			@menus << ul[0].to_html
		end

		def create_menu(items,level)
			html = ""
			items.each do |key,item|
				li = @menus_items[level].gsub("href_here",item["url"])
				li = li.gsub("{{link_name}}",key)
				if item["children"]
					li = li.gsub("{{level}}",create_menu(item["children"],level + 1))
				else
					li = li.gsub("{{level}}","")
				end
				html = html + li
			end
			html = @menus[level].gsub("{{here}}",html)
			html = html.gsub("{{class_level}}",level.to_s)
			html
		end
		h = create_menu(@items,0)
		h.html_safe
	end

	def render_view
		if params[:target_action] == "index"
			file =  File.open(File.join(Rails.root, 'app', 'templates', "#{@key}", 'modules', params[:target_controller], "#{params[:target_action]}.html.erb"))
			doc = Nokogiri::HTML(file, nil, "UTF-8")
			file.close
			wrap_elements = doc.css("*[data-module]")
			controller = "#{params[:target_controller].capitalize}Controller".classify.constantize.new
			data = controller.send("#{params[:target_action]}")
			 wrap_elements.each do |wrap_element|
		       html_to_render = ""
		      data.each do |item|
		        el = wrap_element.inner_html
		        item.each do |key,value|
		          el = el.gsub("{{#{key}}}",value)
		          el = el.gsub("%7B%7B#{key}%7D%7D",value)
		        end
		        html_to_render = html_to_render + el
		      end
		      wrap_element.inner_html = html_to_render
		    end
			doc.to_s.html_safe
		elsif params[:target_action] == "show"
			file =  File.open(File.join(Rails.root, 'app', 'templates', "#{@key}", 'modules', params[:target_controller], "#{params[:target_action]}.html.erb"))
			doc = Nokogiri::HTML(file, nil, "UTF-8")
			file.close
			wrap_element_html = doc.to_s
			html_to_render = ""
			controller = "#{params[:target_controller].capitalize}Controller".classify.constantize.new
			data = controller.send("#{params[:target_action]}")
			el = wrap_element_html
			data.each do |key,value|
				el = el.gsub("{{#{key}}}",value)
				el = el.gsub("%7B%7B#{key}%7D%7D",value)
			end
			el.html_safe
		end
	end

	def action_data
		controller = "#{params[:target_controller].capitalize}Controller".constantize.new
		data = controller.send("#{params[:target_action]}")
		data
	end

end