From 906ac093e37694c4616cffb961b131ce9002315b Mon Sep 17 00:00:00 2001
From: barredterra <14891507+barredterra@users.noreply.github.com>
Date: Fri, 8 Dec 2023 14:56:10 +0100
Subject: [PATCH] feat: copy emails from lead to customer

---
 erpnext/selling/doctype/customer/customer.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/erpnext/selling/doctype/customer/customer.py b/erpnext/selling/doctype/customer/customer.py
index efb9820016d2..d44532adc53a 100644
--- a/erpnext/selling/doctype/customer/customer.py
+++ b/erpnext/selling/doctype/customer/customer.py
@@ -229,6 +229,7 @@ def on_update(self):
 
 		if self.flags.is_new_doc:
 			self.link_lead_address_and_contact()
+			self.copy_communication()
 
 		self.update_customer_groups()
 
@@ -290,6 +291,17 @@ def link_lead_address_and_contact(self):
 					linked_doc.append("links", dict(link_doctype="Customer", link_name=self.name))
 					linked_doc.save(ignore_permissions=self.flags.ignore_permissions)
 
+	def copy_communication(self):
+		if not self.lead_name or not frappe.db.get_single_value(
+			"CRM Settings", "carry_forward_communication_and_comments"
+		):
+			return
+
+		from erpnext.crm.utils import copy_comments, link_communications
+
+		copy_comments("Lead", self.lead_name, self)
+		link_communications("Lead", self.lead_name, self)
+
 	def validate_name_with_customer_group(self):
 		if frappe.db.exists("Customer Group", self.name):
 			frappe.throw(