Glossary

Domain terms used throughout the wiki. Technical names stay in English because they match the codebase.

Platform

Term	Meaning
EntityEvent	A business event saying an entity changed.
EntityType	Numeric type id for an entity such as Account, Attendee, Invoice, Employee.
NotificationJob	A stored unit of notification work before actual delivery.
EntityHistory	User-facing/audit history projection for an entity.
Idempotent	Safe to run more than once with the same result.
Deterministic key	A stable key derived from event identity, used to avoid duplicates.

Communication

Term	Meaning
NotificationScheduler	SQL queue record saying a notification job is ready to process.
Scheduler -> Generator -> Distributor	Three-stage message pipeline: schedule, render, deliver.
OutgoingMessage	One outbound message per recipient and channel.
UserMessage	In-app message record for a user.
Template	Subject/body content with placeholders resolved during rendering.

Subscription

Term	Meaning
Subscription	Product/template for recurring enrollment and billing.
Enrollment	A runtime customer/attendee subscription record.
BillingSchedule	Period-based billing plan.
Invoice	Bill generated from the billing schedule.
Add-on / Discount	Period-specific extra charge or discount.

Booking (normal booking)

Term	Meaning
TermBookingOrder	In-flight booking request (cart); status lifecycle Created→Submitted→…
TermBooking	Confirmed booking; confirm copies line/extra/discount from the order.
ConsumerBooking	Customer-side API/flow for normal booking (distinct from subscription's ConsumerEnrollment).
Discount rule	Automatic discount (sibling, early bird, attendee, profile); stacks per Highest/HighestEachType.
CombinedBookingOption	ProgramCategory config: combine same-ActionLogId bookings across courses for editing.
ActionLogId	Grouping key for bookings placed in the same action (used by combined edit).
Quote / Accept	Instead of immediate confirm: generate quote (Quote) → customer accepts (Accept) → confirm.
Billing Difference	Financial-delta review modal that gates confirm when editing a confirmed booking.
TermAttendance	Roll-call record created on confirm; deactivated on cancel/remove.

Finance

Term	Meaning
Billing	Charge context from Booking/Subscription; owns payment option and split context.
BillingPeriod	Financial period used to group lines, especially subscription billing schedules.
Invoice	Receivable document for an account/customer.
CreditNote	Negative adjustment document for cancellations, edits, or reductions.
FinanceTransaction	Search/read projection used by invoice manager and reconciliation flows.
InvoiceManager	Admin surface for filtering, locking, and processing invoices.
Preview Billing Difference	Read-only invoice/credit-note delta computation for confirmed booking edits.
Xero sync	Accounting-provider sync for finance documents.
SubsidyAcceptance	Per-attendee/date-range subsidy eligibility record.

Payment

Term	Meaning
PaymentOption	Customer/business payment method such as PayLater, PayNow, Direct Debit, or Deposit.
PayLater	Continue the flow while collection is pending or handled later.
PayNow	Immediate card/checkout payment.
Windcave	Card checkout provider using redirect/result/webhook flow.
DirectDebit	Automatic collection through customer token and debit batch.
Kiwi Direct Debit	Provider-specific Direct Debit flow with customer create and BU scoping.
Deposit	Partial upfront payment for booking; not full invoice settlement.
DirectPaymentBatch	Provider transaction group with status, reference, retry/error state.
AccountPaymentCustomer	Payment customer token scoped by account, BU, and provider.

Master Data

Term	Meaning
Enterprise	Top-level organization with custom URL and service-area policy.
BusinessUnit (BU)	Main data/configuration boundary.
Org / Site	Site/location under a BU where programs and sessions run.
Account	Family/customer account; does not own avatar.
Account Holder	Representative contact for an account; profile image belongs to Contact.
Attendee	Participant/child referenced by booking, subscription, finance, and incidents.
ProgramCategory	Program type such as Term Care, Holiday, Class, or Camp.
TermProgramSet (TPS)	Offering/course in a term with schedule, capacity, and pricing context.
TermProduct	Concrete session/slot selected by booking or referenced by schedules.
System image	Built-in or uploaded image governed by field-specific crop policy.

Staff

Term	Meaning
Roster	Staff work schedule.
Leave	Time off request/approval flow.
Timetable	Staff schedule display.
TrackingCode	Classification code, often Leave or Shift.
Availability	Staff-declared availability by weekday/time slot.

Incident Management

Term	Meaning
Incident / Accident / Illness	Three report types, FormTypeId 101/102/103.
IncidentFormInstance	A FormInstance whose FormCategoryId is Incident Management.
Affected attendee	Attendee linked to an incident with role, notes, and body marker data.
Body marker	JSON describing marked body locations for reports.
GeneratedAttachment	PDF report generated by the system and stored in Blob.
FormAcknowledgement	Contact/customer acknowledgement, sign, or notification-only record.

Shared

Term	Meaning
BusinessUnit (BU)	Business/data/configuration boundary.
Site	Location under a BU.
Aggregate	A group of entities treated as a consistency boundary.
Azure Table / Blob	Key-value storage and file storage used alongside SQL.