diff --git a/frappe/desk/doctype/dashboard_chart_source/dashboard_chart_source.py b/frappe/desk/doctype/dashboard_chart_source/dashboard_chart_source.py
index faf38263cd..cee60d9756 100644
--- a/frappe/desk/doctype/dashboard_chart_source/dashboard_chart_source.py
+++ b/frappe/desk/doctype/dashboard_chart_source/dashboard_chart_source.py
@@ -1,23 +1,22 @@
 # Copyright (c) 2019, Frappe Technologies and contributors
 # License: MIT. See LICENSE
 
-import os
+import shutil
+from pathlib import Path
 
 import frappe
+from frappe import _
 from frappe.model.document import Document
 from frappe.modules import get_module_path, scrub
 from frappe.modules.export_file import export_to_files
 
+FOLDER_NAME = "dashboard_chart_source"
+
 
 @frappe.whitelist()
-def get_config(name):
-	doc = frappe.get_doc("Dashboard Chart Source", name)
-	with open(
-		os.path.join(
-			get_module_path(doc.module), "dashboard_chart_source", scrub(doc.name), scrub(doc.name) + ".js"
-		),
-	) as f:
-		return f.read()
+def get_config(name: str) -> str:
+	doc: "DashboardChartSource" = frappe.get_doc("Dashboard Chart Source", name)
+	return doc.read_config()
 
 
 class DashboardChartSource(Document):
@@ -35,4 +34,28 @@ class DashboardChartSource(Document):
 	# end: auto-generated types
 
 	def on_update(self):
+		if not frappe.conf.developer_mode and not frappe.flags.in_migrate:
+			frappe.throw(_("Creation of this document is only permitted in developer mode."))
+
 		export_to_files(record_list=[[self.doctype, self.name]], record_module=self.module, create_init=True)
+
+	def on_trash(self):
+		if not frappe.conf.developer_mode and not frappe.flags.in_migrate:
+			frappe.throw(_("Deletion of this document is only permitted in developer mode."))
+
+		frappe.db.after_commit.add(self.delete_folder)
+
+	def read_config(self) -> str:
+		"""Return the config JS file for this dashboard chart source."""
+		config_path = self.get_folder_path() / f"{scrub(self.name)}.js"
+		return config_path.read_text() if config_path.exists() else ""
+
+	def delete_folder(self):
+		"""Delete the folder for this dashboard chart source."""
+		path = self.get_folder_path()
+		if path.exists():
+			shutil.rmtree(path, ignore_errors=True)
+
+	def get_folder_path(self) -> Path:
+		"""Return the path of the folder for this dashboard chart source."""
+		return Path(get_module_path(self.module)) / FOLDER_NAME / frappe.scrub(self.name)