feat(ChannelUpdate): add BeforeUpdate (#1539)

bwmarrin · Jul 7, 2024 · 4a6d74e · 4a6d74e
1 parent 33044e2
commit 4a6d74e
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/events.go b/events.go
@@ -53,6 +53,7 @@ type ChannelCreate struct {
 // ChannelUpdate is the data for a ChannelUpdate event.
 type ChannelUpdate struct {
 	*Channel
+	BeforeUpdate *Channel `json:"-"`
 }
 
 // ChannelDelete is the data for a ChannelDelete event.

diff --git a/state.go b/state.go
@@ -1056,6 +1056,11 @@ func (s *State) OnInterface(se *Session, i interface{}) (err error) {
 		}
 	case *ChannelUpdate:
 		if s.TrackChannels {
+			old, err := s.Channel(t.ID)
+			if err == nil {
+				oldCopy := *old
+				t.BeforeUpdate = &oldCopy
+			}
 			err = s.ChannelAdd(t.Channel)
 		}
 	case *ChannelDelete: