[MIG] pos_payment_disable_multiselection: Migration to 17.0

Author: kopeyev

pos_payment_disable_multiselection/__manifest__.py

@@ -7,8 +7,8 @@
     "depends": ["point_of_sale"],
     "data": [],
     "assets": {
-        "point_of_sale.assets": [
-            "pos_payment_disable_multiselection/static/src/**/*",
+        "point_of_sale._assets_pos": [
+            "pos_payment_disable_multiselection/static/src/app/screens/payment_screen/payment_screen.js",
         ],
     },
     "license": "LGPL-3",

pos_payment_disable_multiselection/static/src/app/screens/payment_screen/payment_screen.js

@@ -0,0 +1,23 @@
+/** @odoo-module **/
+
+import {PaymentScreen} from "@point_of_sale/app/screens/payment_screen/payment_screen";
+import {patch} from "@web/core/utils/patch";
+
+patch(PaymentScreen.prototype, {
+    addNewPaymentLine(paymentMethod) {
+        const matchingLines = this.currentOrder
+            .get_paymentlines()
+            .filter((line) => line.payment_method.id === paymentMethod.id);
+
+        if (matchingLines.length > 0) {
+            // Delete all duplicate payment lines except the first
+            for (let i = 1; i < matchingLines.length; i++) {
+                this.deletePaymentLine(matchingLines[i].cid);
+            }
+            // Select the first line
+            this.selectPaymentLine(matchingLines[0].cid);
+            return true;
+        }
+        return super.addNewPaymentLine(paymentMethod);
+    },
+});