Gerhard Scheikl
39 lines
1.2 KiB
TypeScript
39 lines
1.2 KiB
TypeScript
import db from "../../db.server";
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import type { ShopSettings } from "@prisma/client";
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/**
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* Allocates an invoice number for the given order, using the shop's
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* configured numbering mode. For `prefix_sequential`, allocation is atomic
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* across concurrent requests via Prisma's interactive transaction (with the
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* counter row acting as the lock).
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*/
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export async function allocateInvoiceNumber(
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settings: ShopSettings,
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orderNumber: number,
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): Promise<string> {
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const prefix = settings.invoicePrefix || "";
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if (settings.numberingMode === "prefix_sequential") {
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const next = await db.$transaction(async (tx) => {
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const counter = await tx.invoiceCounter.upsert({
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where: { shopDomain: settings.shopDomain },
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create: {
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shopDomain: settings.shopDomain,
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lastValue: settings.invoiceSeed,
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},
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update: {},
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});
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const newValue = counter.lastValue + 1;
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await tx.invoiceCounter.update({
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where: { shopDomain: settings.shopDomain },
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data: { lastValue: newValue },
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});
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return newValue;
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});
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return `${prefix}${next}`;
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}
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// Default: reuse the Shopify order number with the configured prefix.
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return `${prefix}${orderNumber}`;
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}
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