Test.rb

test.rb

# Antes
line_chart = []
@project.areas.uniq.each do |area|
	activity_area = []
	area.project_areas.where(project_id: @project.id).group("DATE_TRUNC('day', created_at)").sum(:progress).each do |key, values|
		activity_area << { value: values, date: key}
	end
	line_chart << { name: area.name, series: activity_area }
end
​
# Despues
​
​
@project.areas.uniq.map do |area|
	activity_area = area.project_areas.where(project_id: @project.id).group("DATE_TRUNC('day', created_at)").sum(:progress).map{ |key, item|  { value: item, date: key} }
	{ name: area.name, series: activity_area }
end