Fix precedence for group-based rules

app/services/manager.rb

@@ -52,9 +52,10 @@ module DiscourseChat
         end
       end
 
-      # Sort by order of precedence (mute always wins; watch beats follow)
-      precedence = { 'mute' => 0, 'watch' => 1, 'follow' => 2 }
-      sort_func = proc { |a, b| precedence[a.filter] <=> precedence[b.filter] }
+      # Sort by order of precedence
+      t_prec = { 'group_message' => 0, 'group_mention' => 1, 'normal' => 2 } # Group things win
+      f_prec = { 'mute' => 0, 'watch' => 1, 'follow' => 2 } #(mute always wins; watch beats follow)
+      sort_func = proc { |a, b| [t_prec[a.type], f_prec[a.filter]] <=> [t_prec[b.type], f_prec[b.filter]] }
       matching_rules = matching_rules.sort(&sort_func)
 
       # Take the first rule for each channel

spec/services/manager_spec.rb

@@ -145,6 +145,20 @@ RSpec.describe DiscourseChat::Manager do
       expect(provider.sent_to_channel_ids).to contain_exactly(chan1.id, chan3.id)
     end
 
+    
+
+    it "should give group rule precedence over normal rules" do
+      third_post = Fabricate(:post, topic: topic, post_number: 3, raw: "let's mention @#{group.name}")
+
+      DiscourseChat::Rule.create!(channel: chan1, filter: 'mute', category_id: category.id) # Mute category
+      manager.trigger_notifications(third_post.id)
+      expect(provider.sent_to_channel_ids).to contain_exactly()
+
+      DiscourseChat::Rule.create!(channel: chan1, filter: 'watch', type: 'group_mention', group_id: group.id) # Watch mentions
+      manager.trigger_notifications(third_post.id)
+      expect(provider.sent_to_channel_ids).to contain_exactly(chan1.id)
+    end
+
     it "should not notify about posts the chat_user cannot see" do
       DiscourseChat::Rule.create!(channel: chan1, filter: 'follow', category_id: nil) # Wildcard watch