Part 2: CRC Cards

User

User

Responsibilities	Collaborators
Stores user name
Stores user contact information
Stores user profile picture
Stores user homepage

UserDB

Responsibilities	Collaborators
Create new User with attributes - name, homepage, contact, profile picture in the Firestore Database	UserDBConnector
Update User profile information in the Firestore Database	User, UserDBConnector
Read/Write User profile information
Delete User profile information

UserDBConnector

Responsibilities	Collaborators
Connects to the Firestore Database	UserDB

UserProfileActivity

Responsibilities	Collaborators
Displays the user profile information from the storage controller	UserProfileController
Displays a button to allow user to edit profile information in UserProfileEditActivity	AttendeeProfileEditActivity

UserProfileEditActivity

Responsibilities	Collaborators
Displays the user profile information from the storage controller	UserProfileController
Allow editing information such as name, homepage, contact information and profile picture	User
Allow removal of profile picture	User
Upon confirmation or the changes, the changes are sent to the UserProfileController	UserProfileController

UserProfileController

Responsibilities	Collaborators
Stores all the user profile information(Name,Homepage,Contact,Profile Picture)	UserDB
Gets the most updated information of User profile information	UserDB
Notify UserDB of changes made in UserProfileEditActivity	UserDB, UserProfileEditActivity
Notify UserProfileActivity of edits made	UserProfileActivity, UserDB
Removes Profile picture when users requests it	UserDB, UserProfileEditActivity
Notifies User class of changes made to User profile information	User, UserDB

AdminActivity

Responsibilities	Collaborators
Allows an admin user to see all event posted by organisers	Event
Browse images of events	Event
Browse user profiles	UserDB
Delete images	Event
Delete user profiles	UserDB, UserDBConnector
Delete events posted by organisers	EventDB, EventDBConnector

Event

Event

Responsibilities	Collaborators
Stores event name
Stores event location
Stores event promotional QR
Stores event attendance QR
Stores current AttendeesCount
Stores event poster

EventActivity

Responsibilities	Collaborators
Displays information about the event(Poster,QRCode,Name,Location)	Event
Allows Organizer to enable or disable geolocation tracking for an event (essentially enable a map)
Displays the most recent notification as a pop-up

EventDB

Responsibilities	Collaborators
Creates new event with attributes - name, location, poster, promotionalQR, attendanceQR,attendeesCount	Event, MyEventActivity
Read/Write Event information	EventActivity
Delete Event
Update UserCount
Stores generated and existing QR codes for event specific QRs (Check-in QR and promotion QR)	QRClass

EventDBConnector

Responsibilities	Collaborators
Connects to the Firestore Database	EventDB

Home

HomeActivity

Responsibilities	Collaborators
Displays all events user is participating in
User can select an event to view details about it	EventActivity
Button to sort events by all/favourites
Button to allow user to view all available events
Navigation bar to allow user to return to HomeActivity, MyEventActivity or ProfileActivity	MyEventActivity, ProfileActivity

MyEvent

MyEventActivity

Responsibilities	Collaborators
Displays all events created by the user	EventDB
Displays option to edit edited by the user	MyEventEditActivity
Displays an option to add an event (the user creates a new activity	MyEventAddActivity
Display an option to the user to delete an event they created
Displays a Notification Centre button for organisers to view event metrics	MyEventNotificationFragment

MyEventNotificationFragment

Responsibilities	Collaborators
Displays real-time attendance and alerts for important milestones	EventDB
Button for organiser to push a notification to attendees

MyEventAddActivity

Responsibilities	Collaborators
Takes input from the user to create an event
Stores information(name, location, poster, event type) on users event	EventDB
Attaches and stores a promotional QR and check-in QR	QRClass
Allow user to generate promotional QR or add existing QR code	QRClass
Allows user to generate check-in QR or add an existing QR code	QRClass
Allow user to add an existing QR code to check in	QRClass

MyEventEditActivity

Responsibilities	Collaborators
Allows the user to edit information about an event they created	EventDB
Allow user to change check in QR code	QRClass, EventDB

QR

QRClass

Responsibilities	Collaborators
Generates a Check-in QR user when a user wants to check in to an event and a promotional QR for a created event	EventDB