Change “privacy and reach” settings so that unchecking boxes always increase privacy and checking them always increase reach (#26508)

app/models/account.rb

@@ -442,8 +442,21 @@ class Account < ApplicationRecord
         EntityCache.instance.mention(username, domain)
       end
     end
+
+    def inverse_alias(key, original_key)
+      define_method("#{key}=") do |value|
+        public_send("#{original_key}=", !ActiveModel::Type::Boolean.new.cast(value))
+      end
+
+      define_method(key) do
+        !public_send(original_key)
+      end
+    end
   end
 
+  inverse_alias :show_collections, :hide_collections
+  inverse_alias :unlocked, :locked
+
   def emojis
     @emojis ||= CustomEmoji.from_text(emojifiable_text, domain)
   end