chore: warning for Amazon MWS integration deprecation (#29792)

* chore: warning for amazon mws integration deprecation

* style: spaces to tabs

[skip ci]

erpnext/erpnext_integrations/doctype/amazon_mws_settings/amazon_mws_settings.js

@@ -1,2 +1,10 @@
 // Copyright (c) 2018, Frappe Technologies Pvt. Ltd. and contributors
 // For license information, please see license.txt
+
+
+frappe.ui.form.on('Amazon MWS Settings', {
+	refresh: function (frm) {
+		let app_link = "<a href='https://github.com/frappe/ecommerce_integrations' target='_blank'>Ecommerce Integrations</a>"
+		frm.dashboard.add_comment(__("Amazon MWS Integration will be removed from ERPNext in Version 14. Please install {0} app to continue using it.", [app_link]), "yellow", true);
+	}
+});

erpnext/patches.txt

@@ -348,4 +348,5 @@ erpnext.patches.v13_0.delete_bank_reconciliation_detail
 erpnext.patches.v13_0.update_sane_transfer_against
 erpnext.patches.v13_0.enable_provisional_accounting
 erpnext.patches.v13_0.update_disbursement_account
-erpnext.patches.v13_0.update_reserved_qty_closed_wo
+erpnext.patches.v13_0.update_reserved_qty_closed_wo
+erpnext.patches.v13_0.amazon_mws_deprecation_warning

erpnext/patches/v13_0/amazon_mws_deprecation_warning.py

@@ -0,0 +1,15 @@
+import click
+import frappe
+
+
+def execute():
+
+	frappe.reload_doc("erpnext_integrations", "doctype", "amazon_mws_settings")
+	if not frappe.db.get_single_value("Amazon MWS Settings", "enable_amazon"):
+		return
+
+	click.secho(
+		"Amazon MWS Integration is moved to a separate app and will be removed from ERPNext in version-14.\n"
+		"Please install the app to continue using the integration: https://github.com/frappe/ecommerce_integrations",
+		fg="yellow",
+	)