Distributed State Framework

[Joannis]

• Preferences & Settings
• Contact metadata
• Chat metadata
• Changes are timestamped

Data is synchronised with the master device, which relays the latest state onto other devices.

Test 1

1. Master is offline
2. Non-Master Client Changes State
3. Other Non-Master Changes State
4. Devices are out-of-sync
5. Master comes online
6. Devices are all in sync

Test 2

1. Master is online
2. Non-Master Client Changes State
3. Other Non-Master Changes State
4. Devices are all using the most recent state

Test 3

1. All devices are offline
2. Non-Master Client (A) Changes State
3. Other Non-Master (B) Changes State
4. B comes online and synchronises state with Master
5. A comes online and synchronises state with Master
6. B's state remains in place, as it's most recent