64 lines
1.7 KiB
TypeScript
64 lines
1.7 KiB
TypeScript
/**
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* Billing Domain - Constants
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*
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* Domain constants for billing validation and business rules.
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*/
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import type { Currency } from "./schema.js";
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// ============================================================================
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// Currency Defaults
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// ============================================================================
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/**
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* Single fallback currency for both BFF and Portal when WHMCS currency data
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* is unavailable. This ensures a single source of truth for default currency
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* formatting behaviour.
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*/
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export const FALLBACK_CURRENCY: Currency = {
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id: 1,
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code: "JPY",
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prefix: "¥",
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suffix: "",
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format: "1",
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rate: "1.00000",
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};
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// ============================================================================
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// Invoice Validation Constants
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// ============================================================================
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/**
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* Pagination limits for invoice queries
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*/
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export const INVOICE_PAGINATION = {
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MIN_LIMIT: 1,
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MAX_LIMIT: 100,
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DEFAULT_LIMIT: 10,
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DEFAULT_PAGE: 1,
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} as const;
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/**
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* Valid invoice statuses for filtering
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* Matches the enum in schema.ts
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*/
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export const VALID_INVOICE_STATUSES = [
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"Paid",
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"Unpaid",
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"Cancelled",
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"Overdue",
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"Collections",
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] as const;
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/**
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* Invoice status for list filtering (subset of all statuses)
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*/
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export const VALID_INVOICE_LIST_STATUSES = VALID_INVOICE_STATUSES;
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// ============================================================================
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// Type Exports
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// ============================================================================
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export type ValidInvoiceStatus = (typeof VALID_INVOICE_STATUSES)[number];
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export type ValidInvoiceListStatus = (typeof VALID_INVOICE_LIST_STATUSES)[number];
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