module Avo::Concerns::VisibleInDifferentViews

def except_on(*where) 

def except_on(*where)
  show_on_all
  normalize_views(where).flatten.each do |view|
    hide_on_view view
  end
end

def except_on_view(view) 

def except_on_view(view)
  show_on_all
  hide_on_view view
end

def hide_on(*where) 

def hide_on(*where)
  return hide_on_all if where.include? :all
  normalize_views(where).flatten.each do |view|
    hide_on_view view
  end
end

def hide_on_all 

def hide_on_all
  @show_on_index = false
  @show_on_show = false
  @show_on_edit = false
  @show_on_new = false
  @show_on_preview = false
end

def hide_on_view(view) 

def hide_on_view(view)
  send(:"show_on_#{view}=", false)
end

def initialize_views 

def initialize_views
  # Set defaults
  @show_on_index = @show_on_index.nil? ? true : @show_on_index
  @show_on_show = @show_on_show.nil? ? true : @show_on_show
  @show_on_new = @show_on_new.nil? ? true : @show_on_new
  @show_on_edit = @show_on_edit.nil? ? true : @show_on_edit
  @show_on_preview = @show_on_preview.nil? ? false : @show_on_preview
  if @args.present?
    # Execute options
    show_on @args[:show_on] if @args[:show_on].present?
    hide_on @args[:hide_on] if @args[:hide_on].present?
    only_on @args[:only_on] if @args[:only_on].present?
    except_on @args[:except_on] if @args[:except_on].present?
  end
end

def normalize_views(*views_and_groups) 

def normalize_views(*views_and_groups)
  forms = views_and_groups.flatten! & [:forms]
  display = views_and_groups & [:display]
  if forms.present?
    views_and_groups -= forms
    views_and_groups += [:new, :edit]
  end
  if display.present?
    views_and_groups -= display
    views_and_groups += [:index, :show]
  end
  views_and_groups.flatten.uniq
end

def only_on(*where) 

def only_on(*where)
  hide_on_all
  normalize_views(where).flatten.each do |view|
    show_on_view view
  end
end

def only_on_view(view) 

def only_on_view(view)
  hide_on_all
  show_on_view view
end

def post_initialize 

def post_initialize
  initialize_views
end

def show_on(*where) 

def show_on(*where)
  return show_on_all if where.include? :all
  normalize_views(where).flatten.each do |view|
    show_on_view view
  end
end

def show_on_all 

def show_on_all
  @show_on_index = true
  @show_on_show = true
  @show_on_edit = true
  @show_on_new = true
  @show_on_preview = true
end

def show_on_create

When submitting the form on creation, the new page will be create but we don't have a visibility marker for create so we'll default to new 
def show_on_create
  show_on_new
end

def show_on_update

When submitting the form on update, the new page will be create but we don't have a visibility marker for update so we'll default to edit 
def show_on_update
  show_on_edit
end

def show_on_view(view) 

def show_on_view(view)
  send(:"show_on_#{view}=", true)
end

def visible_in_view?(view:)

Validates if the field is visible on certain view 
def visible_in_view?(view:)
  raise "No view specified on visibility check." if view.blank?
  send :"show_on_#{view}"
end