akwizgranPhase 1: Delete all private messages in a conversation
- Add ConversationClient method for getting a set of message IDs to delete
- Add real implementation for MessagingManager, no-op implementations for other clients
- Add menu item for triggering deletion
- Add dialog for explaining that invitation/introduction messages can't be deleted
- Show dialog if not all message IDs in conversation were returned by clients for deletion
Estimated work, including review and testing: 1 week
Phase 2: Delete all completed invitation/introduction sessions in a conversation
- Get message metadata for contact group, map all messages to their sessions
- Look up session states and message statuses
- Exclude messages belonging to open sessions
- Exclude messages belonging to sessions with sent-but-not-acked messages
- Return IDs of remaining messages
- Update dialog to explain that ongoing invitations/introductions can't be deleted
- Show dialog if not all message IDs in conversation were returned by clients for deletion
Estimated work, including review and testing: 3 weeks
Phase 3: Multi-select messages to delete
- Add multi-selection to conversation view
- Intersect selected message IDs with those returned by clients, delete the intersection
- Show dialog if not all selected message IDs were returned by clients for deletion
Estimated work, including review and testing: 1 week