create_collab_object.plantuml

@startuml
title UserAwareness
left to right direction
class UserAwareness {
   appearance_settings: Map<String, String>,
   reminders: Vec<Reminder>,
}

struct Reminder {
  id: String,
  scheduled_at: i64,
  is_ack: bool,
  ty: i64,
  title: String,
  message: String,
  reminder_object_id: String,
}

UserAwareness "1" -- "0..*" Reminder
@enduml

@startuml
title CreateReminder
actor User
entity "User Device 1" as Device1
entity "User Device 2" as Device2
entity "User Device 3" as Device3
database Server
entity "User Interface" as UI

User -> Device1: Logs in
User -> Device2: Logs in with the same User ID
User -> Device3: Logs in with the same User ID
Device1 -> Server: Sends login information
Device2 -> Server: Sends login information
Device3 -> Server: Sends login information
Server -> Device1: Synchronizes `UserAwareness` object
Server -> Device2: Synchronizes `UserAwareness` object
Server -> Device3: Synchronizes `UserAwareness` object

User -> Device1: Creates a new reminder
Device1 -> Server: Sends reminder update
Server -> Device1: Broadcasts reminder update
Server -> Device2: Broadcasts reminder update
Server -> Device3: Broadcasts reminder update
Device1 -> UI: Updates reminder list
Device2 -> UI: Updates reminder list
Device3 -> UI: Updates reminder list
@enduml