chat_tutorial_3.swift

public struct Message: Identifiable, Hashable {

    public enum Status: Equatable, Hashable {
        case sending
        case sent
        case read
        case error(DraftMessage)
      
        ...
      
    }

    public var id: String
    public var user: User
    public var status: Status?
    public var createdAt: Date

    public var text: String
    public var attachments: [Attachment]
    public var recording: Recording?
    public var replyMessage: ReplyMessage?
  
    ...
  
}