class AppFlashMessageComponent

# File app/components/app_flash_message_component.rb, line 6
def initialize(flash:)
  flash = flash.to_h.with_indifferent_access
  @message_key = (recognised_message_keys & flash.keys.map(&:to_sym)).first

  if flash[@message_key].is_a?(Hash)
    @title = flash[@message_key][:title]
    @heading = flash[@message_key][:heading]
    @heading_link_text = flash[@message_key][:heading_link_text]
    @heading_link_href = flash[@message_key][:heading_link_href]
    @body = flash[@message_key][:body].to_s
  elsif flash[@message_key].is_a?(Array)
    @heading = flash[@message_key].first
    @body = flash[@message_key][1..].join(" ")
  else
    @heading = flash[@message_key]
  end
end

# File app/components/app_flash_message_component.rb, line 37
def classes
  "nhsuk-notification-banner--#{type}"
end

# File app/components/app_flash_message_component.rb, line 55
def devise_message_keys_hash
  @devise_message_keys_hash ||= { alert: :warning, notice: :info }
end

# File app/components/app_flash_message_component.rb, line 51
def primary_message_keys
  @primary_message_keys ||= %i[info success warning]
end

# File app/components/app_flash_message_component.rb, line 59
def recognised_message_keys
  @recognised_message_keys ||=
    primary_message_keys + devise_message_keys_hash.keys
end

# File app/components/app_flash_message_component.rb, line 24
def render?
  @heading.present? || @body.present?
end

# File app/components/app_flash_message_component.rb, line 41
def role
  %i[warning success].include?(type) ? "alert" : "region"
end

# File app/components/app_flash_message_component.rb, line 45
  def success? = type == :success

  private

  delegate :govuk_notification_banner, to: :helpers

  def primary_message_keys
    @primary_message_keys ||= %i[info success warning]
  end

  def devise_message_keys_hash
    @devise_message_keys_hash ||= { alert: :warning, notice: :info }
  end

  def recognised_message_keys
    @recognised_message_keys ||=
      primary_message_keys + devise_message_keys_hash.keys
  end
end

# File app/components/app_flash_message_component.rb, line 28
def title
  @title ||
    I18n.t(type, scope: :notification_banner, default: type.to_s.humanize)
end

# File app/components/app_flash_message_component.rb, line 33
def type
  @type ||= devise_message_keys_hash.fetch(@message_key, @message_key)
end