X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/7e5cbe87ed37f9cba8224fa4049047d7f981f66a..1b8c7f8bf732070f623597b04e2bcc4ce8a298e9:/app/models/changeset.rb

diff --git a/app/models/changeset.rb b/app/models/changeset.rb
index f23a4e356..abb494de6 100644
--- a/app/models/changeset.rb
+++ b/app/models/changeset.rb
@@ -14,11 +14,12 @@
 #
 # Indexes
 #
-#  changesets_bbox_idx                (min_lat,max_lat,min_lon,max_lon) USING gist
-#  changesets_closed_at_idx           (closed_at)
-#  changesets_created_at_idx          (created_at)
-#  changesets_user_id_created_at_idx  (user_id,created_at)
-#  changesets_user_id_id_idx          (user_id,id)
+#  changesets_bbox_idx                        (min_lat,max_lat,min_lon,max_lon) USING gist
+#  changesets_closed_at_idx                   (closed_at)
+#  changesets_created_at_idx                  (created_at)
+#  changesets_user_id_created_at_idx          (user_id,created_at)
+#  changesets_user_id_id_idx                  (user_id,id)
+#  index_changesets_on_user_id_and_closed_at  (user_id,closed_at)
 #
 # Foreign Keys
 #
@@ -71,7 +72,7 @@ class Changeset < ApplicationRecord
     # note that this may not be a hard limit - due to timing changes and
     # concurrency it is possible that some changesets may be slightly
     # longer than strictly allowed or have slightly more changes in them.
-    ((closed_at > Time.now.utc) && (num_changes <= MAX_ELEMENTS))
+    (closed_at > Time.now.utc) && (num_changes <= MAX_ELEMENTS)
   end
 
   def set_closed_time_now
@@ -170,7 +171,7 @@ class Changeset < ApplicationRecord
       save!
 
       tags = self.tags
-      ChangesetTag.where(:changeset_id => id).delete_all
+      ChangesetTag.where(:changeset => id).delete_all
 
       tags.each do |k, v|
         tag = ChangesetTag.new
@@ -212,4 +213,16 @@ class Changeset < ApplicationRecord
 
     save_with_tags!
   end
+
+  def subscribe(user)
+    subscribers << user
+  end
+
+  def unsubscribe(user)
+    subscribers.delete(user)
+  end
+
+  def subscribed?(user)
+    subscribers.exists?(user.id)
+  end
 end