From 4fe9319d7a732b15a6218bf0edaa1c18071d8c33 Mon Sep 17 00:00:00 2001
From: Alexandre Brandizzi <alex_brandizzi@hotmail.com>
Date: Tue, 28 Jul 2026 17:20:07 -0300
Subject: [PATCH] fix(vendors): support sparse updates on current target

---
 src/domain/vendors/mappers/vendor-mapper.ts | 19 ++++++++++++++-----
 src/domain/vendors/schemas/vendor-schema.ts |  9 ++++++---
 2 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/src/domain/vendors/mappers/vendor-mapper.ts b/src/domain/vendors/mappers/vendor-mapper.ts
index 363d9595..1b9d664e 100644
--- a/src/domain/vendors/mappers/vendor-mapper.ts
+++ b/src/domain/vendors/mappers/vendor-mapper.ts
@@ -191,16 +191,25 @@ export function mapVendorUpdateToBackend(vendor: unknown): Record<string, unknow
   ] as const;
 
   fieldMappings.forEach(([target, source]) => {
-    if (Object.hasOwn(item, target)) payload[target] = item[target];
-    if (Object.hasOwn(item, source)) payload[target] = item[source];
+    if (Object.prototype.hasOwnProperty.call(item, target)) payload[target] = item[target];
+    if (Object.prototype.hasOwnProperty.call(item, source)) payload[target] = item[source];
   });
-  if (Object.hasOwn(item, "companyId") || Object.hasOwn(item, "CompanyId")) {
+  if (
+    Object.prototype.hasOwnProperty.call(item, "companyId") ||
+    Object.prototype.hasOwnProperty.call(item, "CompanyId")
+  ) {
     payload.companyId = readNumericCompanyId(item);
   }
-  if (Object.hasOwn(item, "phone") || Object.hasOwn(item, "Phone")) {
+  if (
+    Object.prototype.hasOwnProperty.call(item, "phone") ||
+    Object.prototype.hasOwnProperty.call(item, "Phone")
+  ) {
     payload.phone = toCanonicalPhone(item.phone ?? item.Phone);
   }
-  if (Object.hasOwn(item, "companyPhone") || Object.hasOwn(item, "CompanyPhone")) {
+  if (
+    Object.prototype.hasOwnProperty.call(item, "companyPhone") ||
+    Object.prototype.hasOwnProperty.call(item, "CompanyPhone")
+  ) {
     payload.companyPhone = toCanonicalPhone(item.companyPhone ?? item.CompanyPhone);
   }
   return payload;
diff --git a/src/domain/vendors/schemas/vendor-schema.ts b/src/domain/vendors/schemas/vendor-schema.ts
index 72216e06..c9bb5180 100644
--- a/src/domain/vendors/schemas/vendor-schema.ts
+++ b/src/domain/vendors/schemas/vendor-schema.ts
@@ -64,14 +64,17 @@ const VENDOR_UPDATE_FIELDS = [
 ] as const satisfies readonly (keyof VendorFormValues)[];
 
 export function getChangedVendorValues(
-  values: VendorFormValues,
+  values: Partial<VendorFormValues>,
   original: VendorFormValues | null,
 ): VendorUpdateValues {
   if (!original) return {};
 
   return VENDOR_UPDATE_FIELDS.reduce<VendorUpdateValues>((changed, field) => {
-    if (!Object.is(values[field], original[field])) {
-      changed[field] = values[field];
+    if (
+      Object.prototype.hasOwnProperty.call(values, field) &&
+      !Object.is(values[field], original[field])
+    ) {
+      Object.assign(changed, { [field]: values[field] });
     }
     return changed;
   }, {});