Use modeling hints to remove some items from is:modeling searches

There's still plenty left, but we have 213 we "manually" marked as
"done" (I think I ran a batch job on everything Chips told me was on
the page and already done), and that should help a lot!

app/models/item.rb

@@ -31,6 +31,9 @@ class Item < ApplicationRecord
   validates :description, :thumbnail_url, :rarity, :price, :zones_restrict,
     exclusion: {in: [nil], message: "must be specified"}
 
+  after_save :update_cached_fields,
+    if: :modeling_status_hint_previously_changed?
+
   attr_writer :current_body_id, :owned, :wanted
 
   NCRarities = [0, 500]
@@ -300,8 +303,16 @@ class Item < ApplicationRecord
     write_attribute('species_support_ids', replacement)
   end
 
+  def modeling_hinted_done?
+    modeling_status_hint == "done" || modeling_status_hint == "glitchy"
+  end
+
   def predicted_body_ids
-    @predicted_body_ids ||= if compatible_body_ids.include?(0)
+    @predicted_body_ids ||= if modeling_hinted_done?
+      # If we've manually set this item to no longer report as needing modeling,
+      # predict that the current bodies are all of the compatible bodies.
+      compatible_body_ids
+    elsif compatible_body_ids.include?(0)
       # Oh, look, it's already known to fit everybody! Sweet. We're done. (This
       # isn't folded into the case below, in case this item somehow got a
       # body-specific and non-body-specific asset. In all the cases I've seen

spec/models/item_spec.rb

@@ -231,5 +231,46 @@ RSpec.describe Item do
 				expect(item.compatible_body_ids).to contain_exactly(1, 2, 3, 4)
 			end
 		end
+
+		describe "an item without any modeling data, but hinted as done" do
+			subject(:item) { items(:birthday_bg) }
+
+			before { item.update!(modeling_status_hint: :done) }
+
+			it_behaves_like "a fully-modeled item"
+			it("has no compatible body IDs") do
+				expect(item.compatible_body_ids).to be_empty
+			end
+		end
+
+		describe "an item with two species modeled, but hinted as done" do
+			subject(:item) { items(:birthday_bg) }
+
+			before do
+				item.swf_assets << build_item_asset(zones(:wings), body_id: 1)
+				item.swf_assets << build_item_asset(zones(:wings), body_id: 2)
+				item.update!(modeling_status_hint: :done)
+			end
+
+			it_behaves_like "a fully-modeled item"
+			it("has two compatible body IDs") do
+				expect(item.compatible_body_ids).to contain_exactly(1, 2)
+			end
+		end
+
+		describe "an item with two species modeled, but hinted as glitchy" do
+			subject(:item) { items(:birthday_bg) }
+
+			before do
+				item.swf_assets << build_item_asset(zones(:wings), body_id: 1)
+				item.swf_assets << build_item_asset(zones(:wings), body_id: 2)
+				item.update!(modeling_status_hint: :glitchy)
+			end
+
+			it_behaves_like "a fully-modeled item"
+			it("has two compatible body IDs") do
+				expect(item.compatible_body_ids).to contain_exactly(1, 2)
+			end
+		end
 	end
 end