application_helper.rb

module ApplicationHelper

  def nav_header(key)
    active = false

    if key == :profile
      active = true if is_nav_active?(:edit_profile)
      active = true if is_nav_active?(:sign_out)
      text = 'Profile'
    end

    if active
      link_to text, '#', class: 'collapsible-header waves-effect waves-teal active'
    else
      link_to text, '#', class: 'collapsible-header waves-effect waves-teal'
    end
  end

  def nav_header_li(key)
    active = false
    active = true if is_nav_active?(key)

    if key == :sign_in
      text = 'Sign in'
      path = new_member_session_path
    end
    if key == :edit_profile
      return true if current_page?(edit_member_registration_path)
      return true if request.fullpath == '/member/members' && request.method == 'POST'
    end
    if key == :sign_out
      return true if request.fullpath == '/member/members/sign_out'
    end

    if active
      content_tag :li, class: 'active' do
        link_to text, path, class: 'waves-effect waves-teal'
      end
    else
      content_tag :li do
        link_to text, path, class: 'waves-effect waves-teal'
      end
    end
  end

  def is_nav_active?(key)
    if key == :sign_in
      return true if current_page?(new_member_session_path)
      return true if request.fullpath == '/member/members/sign_in'
    end
    if key == :edit_profile
      return true if current_page?(edit_member_registration_path)
      return true if request.fullpath == '/member/members' && request.method == 'POST'
    end
    if key == :sign_out
      return true if request.fullpath == '/member/members/sign_out'
    end
    return false
  end

  def nav_li(key)
    active = false
    active = true if is_nav_active?(key)

    if key == :edit_profile
      text   = 'Edit'
      path   = edit_member_registration_path
      method ='GET'
    end
    if key == :sign_out
      text   = 'Sign out'
      path   = destroy_member_session_path
      method = 'DELETE'
    end

    if active
      content_tag :li, class: 'active' do
        if method && method != 'GET'
          link_to text, path, method: method
        else
          link_to text, path
        end
      end
    else
      content_tag :li do
        if method && method != 'GET'
          link_to text, path, method: method
        else
          link_to text, path
        end
      end
    end
  end
end