CRC Cards for planning:

Entrant

Responsibilities	Collaborators
Join & leave waiting lists for events	Event
View events	Database, Events
View registered events	Database, Events
Set/Edit/Delete profile information associated with device identity	Database
Accept/Decline offers to join event when chosen by lottery	Event, Database, Notification
View event details from QR code	Event, QR code
Join event from event details	Event
Set geolocation information	Database

Organizer

Responsibilities	Collaborators
Create new events with registration periods, generated QR codes, a poster, geolocation requirement	Event, Database, QR code, poster
View list of entrants in waiting list for their event, with a map of entrants in waiting	Event, Entrants, Database
Optionally limit entrants in waiting list	Event, Database
Send notification to chosen entrants to sign up for event	Entrants, Notification
Initiate entrant choosing, initiate choosing of new entrants if chosen entrants deny	Lottery, Entrants, Notification
View list of chosen/cancelled/final entrants	Event, Entrants
Cancel entrants that did not sign up for event	Event, Entrants
Export final entrants to CSV	Event, Entrants
Send notifications to entrants on waiting list/selected/cancelled	Event, Entrants, Notification

Administrator

Responsibilities	Collaborators
Remove events/profiles/images	Database, Event, Entrants, Organizers
Browse events/profiles/images	Database, Event, Entrants, Organizers
Remove organizers	Database, Organizers
View log of all notifications sent to entrants by organizers	Database, Notification

Event

Responsibilities	Collaborators
Store list of entrants in waiting/chosen/attendees(accepted)/denied	Entrants, Database
Store event name/description/time/place/registration start & end/promo poster/organizer	Organizer, Database
Allow organizer to send notifications to entrants	Organizer, Entrants, Notification
Generate and display QR code	QR code
Allow organizer to randomly select entrants to accept with lottery	Organizer, Lottery, Entrants

Database

Responsibilities	Collaborators
Manage Entrant/Organizer/Admin information (Who is who, what permissions)	Entrant, Organizer, Administrator
Store Events and associated information	Events
Allow for the changing of data for users with permission	Entrant, Organizer, Admin, Events
Store notifications with timestamps to be viewed by Administrators	Notifications, Administrators

Lottery

Responsibilities	Collaborators
Given an Event, choose a select few of the Entrants in the waiting list to set as chosen	Events, Entrants, Database
For Events with Entrants that denied, choose new Entrants when prompted by Organizer	Events, Entrants, Organizer, Database

QR Code

Responsibilities	Collaborators
Allow Entrants to join the waiting list for an event	Entrants, Event
Display Event info to Entrants	Entrants, Event
Allow organizers to download self, displayed to Organizers from Event details	Organizer, Event

Notification

Responsibilities	Collaborators
Be sent by Organizers to those in waiting list/accepted/denied	Organizers, Event, Entrants
Notify Entrants that they were or were not chosen from the waiting list for an event	Organizers, Event, Entrants, Lottery
Abide by entrant settings (only send if notifications enabled for entrant)	Entrant
Be logged in a log viewable by Administrators	NotificationLog