feat(flash_messages): dry up code and ensure turbo_force: :server otherwise morphing does not refresh page with new attrs

app/helpers/application_helper.rb

@@ -36,9 +36,15 @@ module ApplicationHelper
     end
   end
 
-  def flash_class(sticky: false, fixed: false)
+  def flash_class(level, sticky: false, fixed: false)
     class_names = []
 
+    case level
+    when 'notice'
+      class_names << 'alert-success'
+    when 'alert', 'error'
+      class_names << 'alert-danger'
+    end
     if sticky
       class_names << 'sticky'
     end

app/views/layouts/_flash_messages.html.haml

@@ -1,19 +1,10 @@
-#flash_messages{ tabindex: '-1' }
+#flash_messages{ tabindex: '-1', data: { turbo_force: :server } }
   #flash_message.center{ class: defined?(unique_classname) ? unique_classname : '' }
     - if flash.any?
       - flash.each do |key, value|
         - sticky = defined?(sticky) ? sticky : false
         - fixed = defined?(fixed) ? fixed : false
-        - if flash_role(key) == 'status'
-          .alert.alert-success{ role: 'status', class: flash_class(sticky: sticky, fixed: fixed), tabindex: '-1', data: { controller: 'autofocus' } }
-            - if value.class == Array
-              - value.each do |message|
-                = sanitize_with_link(message)
-                %br
-            - elsif value.present?
-              = sanitize_with_link(value)
-        - elsif flash_role(key) == 'alert'
-          .alert.alert-danger{ role: 'alert', class: flash_class(sticky: sticky, fixed: fixed), tabindex: '-1', data: { controller: 'autofocus' } }
+        .alert{ role: flash_role(key), class: flash_class(key, sticky: sticky, fixed: fixed) }
           - if value.class == Array
             - value.each do |message|
               = sanitize_with_link(message)

spec/helpers/application_helper_spec.rb

@@ -71,8 +71,10 @@ describe ApplicationHelper do
   end
 
   describe "#flash_class" do
-    it { expect(flash_class(sticky: true)).to eq 'sticky' }
-    it { expect(flash_class(fixed: true)).to eq 'alert-fixed' }
+    it { expect(flash_class('notice')).to eq 'alert-success' }
+    it { expect(flash_class('alert', sticky: true, fixed: true)).to eq 'alert-danger sticky alert-fixed' }
+    it { expect(flash_class('error')).to eq 'alert-danger' }
+    it { expect(flash_class('unknown-level')).to eq '' }
   end
 
   describe "#try_format_date" do