Jakob Wennberg
92 lines
4.0 KiB
TypeScript
92 lines
4.0 KiB
TypeScript
import type {
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JournalEntry,
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Invoice,
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Transaction,
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Customer,
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FiscalPeriod,
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DocumentAttachment,
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Receipt,
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CreditNote,
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CAMT053Statement,
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CAMT054Notification,
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AuditSecurityEvent,
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ReconciliationMethod,
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InvoiceInboxItem,
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SupplierInvoice,
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} from '@/types'
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// ============================================================
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// Core Event Types — discriminated union of all system events
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// ============================================================
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export type CoreEvent =
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// Bookkeeping
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| { type: 'journal_entry.drafted'; payload: { entry: JournalEntry; userId: string } }
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| { type: 'journal_entry.committed'; payload: { entry: JournalEntry; userId: string } }
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| { type: 'journal_entry.corrected'; payload: { original: JournalEntry; storno: JournalEntry; corrected: JournalEntry; userId: string } }
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// Documents
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| { type: 'document.uploaded'; payload: { document: DocumentAttachment; userId: string } }
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// Invoicing
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| { type: 'invoice.created'; payload: { invoice: Invoice; userId: string } }
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| { type: 'invoice.sent'; payload: { invoice: Invoice; userId: string } }
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| { type: 'invoice.paid'; payload: { invoice: Invoice; transaction: Transaction; kursdifferens?: number; userId: string } }
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| { type: 'invoice.overdue'; payload: { invoice: Invoice; days: number; userId: string } }
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| { type: 'credit_note.created'; payload: { creditNote: CreditNote; userId: string } }
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// Banking
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| { type: 'transaction.synced'; payload: { transactions: Transaction[]; userId: string } }
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| { type: 'transaction.categorized'; payload: { transaction: Transaction; account: string; taxCode: string; userId: string } }
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| { type: 'transaction.reconciled'; payload: { transaction: Transaction; journalEntryId: string; method: ReconciliationMethod; userId: string } }
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| { type: 'bank.statement_received'; payload: { statement: CAMT053Statement; userId: string } }
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| { type: 'bank.payment_notification'; payload: { notification: CAMT054Notification; userId: string } }
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// Periods
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| { type: 'period.locked'; payload: { period: FiscalPeriod; userId: string } }
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| { type: 'period.year_closed'; payload: { period: FiscalPeriod; userId: string } }
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// Customers
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| { type: 'customer.created'; payload: { customer: Customer; userId: string } }
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| { type: 'customer.pseudonymized'; payload: { customerId: string; userId: string } }
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// Receipts
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| { type: 'receipt.extracted'; payload: {
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receipt: Receipt;
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documentId: string | null;
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confidence: number;
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userId: string;
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}}
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| { type: 'receipt.matched'; payload: {
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receipt: Receipt;
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transaction: Transaction;
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confidence: number;
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autoMatched: boolean;
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userId: string;
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}}
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| { type: 'receipt.confirmed'; payload: {
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receipt: Receipt;
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businessTotal: number;
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privateTotal: number;
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userId: string;
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}}
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// Supplier Invoice Inbox
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| { type: 'supplier_invoice.received'; payload: { inboxItem: InvoiceInboxItem; userId: string } }
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| { type: 'supplier_invoice.extracted'; payload: { inboxItem: InvoiceInboxItem; confidence: number; userId: string } }
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| { type: 'supplier_invoice.confirmed'; payload: { inboxItem: InvoiceInboxItem; supplierInvoice: SupplierInvoice; userId: string } }
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// Audit
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| { type: 'audit.security_event'; payload: { event: AuditSecurityEvent; userId: string } }
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// ============================================================
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// Helper Types
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// ============================================================
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/** All possible event type strings */
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export type CoreEventType = CoreEvent['type']
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/** Extract the payload type for a given event type */
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export type EventPayload<T extends CoreEventType> = Extract<CoreEvent, { type: T }>['payload']
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/** Handler function for a specific event type */
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export type EventHandler<T extends CoreEventType> = (payload: EventPayload<T>) => Promise<void> | void
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/** Subscription: event type + handler */
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export interface EventSubscription<T extends CoreEventType = CoreEventType> {
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eventType: T
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handler: EventHandler<T>
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}
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