From 5dcdc29a1801ddf20a5aa4f3a22f53955bc8d674 Mon Sep 17 00:00:00 2001
From: flfeders <f.federspiel@federspiel.tech>
Date: Wed, 22 Jul 2026 19:45:01 +0200
Subject: [PATCH] Place invoice payment QR code bottom right

---
 backend/src/utils/pdf.ts | 51 ++++++++++++++++++++++------------------
 1 file changed, 28 insertions(+), 23 deletions(-)

diff --git a/backend/src/utils/pdf.ts b/backend/src/utils/pdf.ts
index 21caa5d..eae891b 100644
--- a/backend/src/utils/pdf.ts
+++ b/backend/src/utils/pdf.ts
@@ -981,31 +981,36 @@ export const createInvoicePDF = async (server:FastifyInstance, returnMode, invoi
                 color: rgb(0, 0, 0),
                 lineHeight: 10,
                 opacity: 1,
-                maxWidth: paymentQrCode ? 360 : 500
+                maxWidth: 500
+            })
+        }
+
+        if (paymentQrCode) {
+            const lastPage = pages[pages.length - 1]
+            const mm = 2.83
+            const qrSize = 32 * mm
+            const rightMargin = 20 * mm
+            const bottomMargin = 20 * mm
+            const qrX = lastPage.getWidth() - rightMargin - qrSize
+            const qrY = bottomMargin
+
+            lastPage.drawText("Überweisung per QR-Code", {
+                x: qrX,
+                y: qrY + qrSize + 7,
+                size: 8,
+                color: rgb(0, 0, 0),
+                lineHeight: 8,
+                opacity: 1,
+                maxWidth: qrSize,
+                font: fontBold,
             })
 
-            if (paymentQrCode) {
-                const qrSize = 32 * 2.83
-                const qrPosition = getCoordinatesForPDFLib(166, rowHeight + endTextDiff + (invoiceData.totalArray.length - 3) * 8 - 1, page1)
-
-                pages[pageCounter - 1].drawText("Überweisung per QR-Code", {
-                    y: qrPosition.y + qrSize + 7,
-                    x: getCoordinatesForPDFLib(166, 0, page1).x,
-                    size: 8,
-                    color: rgb(0, 0, 0),
-                    lineHeight: 8,
-                    opacity: 1,
-                    maxWidth: 120,
-                    font: fontBold,
-                })
-
-                pages[pageCounter - 1].drawImage(paymentQrCode, {
-                    x: qrPosition.x,
-                    y: qrPosition.y,
-                    width: qrSize,
-                    height: qrSize,
-                })
-            }
+            lastPage.drawImage(paymentQrCode, {
+                x: qrX,
+                y: qrY,
+                width: qrSize,
+                height: qrSize,
+            })
         }
 
         return await pdfDoc.saveAsBase64()