ChatGPT

Here's the use case diagram based on the provided information:

sql

Copy code

$--------------------------------$

$|$ User $|$

$--------------------------------$

$|$ Register$/$Login $|$

$|$ Browse Artworks $|$

$|$ Purchase Artwork $|$

$|$ Upload Artwork $|$

$|$ Manage Profile $|$

$|$ Integration with Social Media$|$

$|$ Contact Support $|$

$|$ Gamification Reminders $|$

$--------------------------------$

$||$

$||$

v v

$---------------------------------$

$|$ Administrator $|$

$---------------------------------$

$|$ Manage Content $|$

$|$ Manage Users $|$

$---------------------------------$

In this diagram:

The main actors are User and Administrator.

The User can perform various actions such as Register$/$Login$,$ Browse Artworks, Purchase Artwork, Upload Artwork, Manage Profile, Integration with Social Media, Contact Support, and receive Gamification Reminders.

The Administrator can Manage Content and Manage Users, including tasks like Approval, Reset Password, and Manage Permissions.

Relationships between the actors and use cases are represented by arrows.