feat(Company): allow setting default sales contact, fetch into sales transaction (backport #50159) (#50599)

Co-authored-by: Raffael Meyer <14891507+barredterra@users.noreply.github.com>
Co-authored-by: Diptanil Saha <diptanil@frappe.io>

erpnext/setup/doctype/company/company.js

@@ -37,6 +37,13 @@ frappe.ui.form.on("Company", {
 			return { filters: { selling: 1 } };
 		});
 
+		frm.set_query("default_sales_contact", function (doc) {
+			return {
+				query: "frappe.contacts.doctype.contact.contact.contact_query",
+				filters: { link_doctype: "Company", link_name: doc.name },
+			};
+		});
+
 		frm.set_query("default_buying_terms", function () {
 			return { filters: { buying: 1 } };
 		});

erpnext/setup/doctype/company/company.json

@@ -103,6 +103,7 @@
   "total_monthly_sales",
   "column_break_goals",
   "default_selling_terms",
+  "default_sales_contact",
   "default_warehouse_for_sales_return",
   "credit_limit",
   "transactions_annual_history",
@@ -851,6 +852,12 @@
    "fieldtype": "Select",
    "label": "Reconciliation Takes Effect On",
    "options": "Advance Payment Date\nOldest Of Invoice Or Advance\nReconciliation Date"
+  },
+  {
+   "fieldname": "default_sales_contact",
+   "fieldtype": "Link",
+   "label": "Default Sales Contact",
+   "options": "Contact"
   }
  ],
  "icon": "fa fa-building",
@@ -858,7 +865,7 @@
  "image_field": "company_logo",
  "is_tree": 1,
  "links": [],
- "modified": "2025-08-25 18:34:03.602046",
+ "modified": "2025-11-16 16:51:27.624096",
  "modified_by": "Administrator",
  "module": "Setup",
  "name": "Company",

erpnext/setup/doctype/company/company.py

@@ -66,6 +66,7 @@ class Company(NestedSet):
 		default_payable_account: DF.Link | None
 		default_provisional_account: DF.Link | None
 		default_receivable_account: DF.Link | None
+		default_sales_contact: DF.Link | None
 		default_selling_terms: DF.Link | None
 		default_warehouse_for_sales_return: DF.Link | None
 		depreciation_cost_center: DF.Link | None