Credit

A Credit is the platform's internal currency used by makers to pay for services like game creation, game code generation, and feature unlocks.

Properties

Property	Type	Description
Id	int	Primary key
UserId	int	FK → AppUser
InvoiceId	int?	FK → Invoice that granted this credit
ExpiresAtUtc	DateTime	When the credit expires
ExhaustedAtUtc	DateTime?	When the credit was consumed
ExhaustionType	string?	What consumed it (see below)
ExhaustionReference	string?	ID of the consuming entity

Exhaustion Types

Type	Cost	Description
GameCreation	100	Creating a new game
OrderFulfilled	—	Earned when an order is fulfilled
InvoiceFeature	—	Purchased via invoice
VatExemption	—	Granted for VAT-exempt purchases
AnonymousSale	—	Cost for enabling anonymous sales
GameCodeGeneration	1 each	Generating game codes
LightningPayment	—	Lightning payment processing
LightningWebhookSetup	—	Setting up Lightning webhook

Credit Balance

The user's CreditBalance field on AppUser is the running total of unexpired, unexhausted credits. When a service is used, credits are consumed (exhausted) in FIFO order.