iap

type Product uint8

type Purchase struct {
	ReceiptID       []byte
	Platform        commonpb.Platform
	User            *commonpb.UserId
	Product         Product
	PaymentAmount   float64
	PaymentCurrency string
	State           State
	CreatedAt       time.Time
}

type Server struct {
	iappb.UnimplementedIapServer
	// contains filtered or unexported fields
}

type State uint8

type Store interface {
	CreatePurchase(ctx context.Context, purchase *Purchase) error
	GetPurchaseByID(ctx context.Context, receiptID []byte) (*Purchase, error)
	GetPurchasesByUserAndProduct(ctx context.Context, userID *commonpb.UserId, product Product) ([]*Purchase, error)
}

type Verifier interface {

	// VerifyReceipt takes a IAP receipt (for iOS/Android usually a
	// base64-encoded string, for memory a signed payload) and determines if it
	// is valid and has purchased the required feature.
	VerifyReceipt(ctx context.Context, receipt, product string) (bool, error)

	// GetReceiptIdentifier takes a IAP receipt and returns the identifier of the
	// purchased feature. This can be used to identify the receipt in the system.
	GetReceiptIdentifier(ctx context.Context, receipt string) ([]byte, error)
}