From 2905983bfde05fe4d6aeb874b581853f765e2d83 Mon Sep 17 00:00:00 2001
From: Astrian Zheng <happy.wheel6743@astrian.moe>
Date: Sun, 12 Jan 2025 09:31:39 +1100
Subject: [PATCH] feat: update invoice suffix code generation logic to ensure
 unique suffix for new invoices

---
 backend/src/classes/Invoice.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/backend/src/classes/Invoice.ts b/backend/src/classes/Invoice.ts
index 21f2a8c..a6dc9d0 100644
--- a/backend/src/classes/Invoice.ts
+++ b/backend/src/classes/Invoice.ts
@@ -111,6 +111,9 @@ class Invoice {
 				}
 			})
 
+			// 更新收据后缀
+			this.suffixCode = maxSuffix ? maxSuffix.invoice_suffix_code + 1 : 1
+
 			// 在数据库中创建新收据
 			const newInvoice = await prisma.invoice.create({
 				data: {