refactor: exception propogation

(cherry picked from commit 4a55240e63)

erpnext/setup/doctype/transaction_deletion_record/transaction_deletion_record.json

@@ -10,6 +10,7 @@
   "column_break_txbg",
   "status",
   "tasks_section",
+  "error_log",
   "delete_bin_data",
   "delete_leads_and_addresses",
   "reset_company_default_values",
@@ -122,12 +123,18 @@
    "label": "Initialize Summary Table",
    "no_copy": 1,
    "read_only": 1
+  },
+  {
+   "depends_on": "eval: doc.error_log",
+   "fieldname": "error_log",
+   "fieldtype": "Long Text",
+   "label": "Error Log"
   }
  ],
  "index_web_pages_for_search": 1,
  "is_submittable": 1,
  "links": [],
- "modified": "2024-02-05 10:36:34.229864",
+ "modified": "2024-03-19 17:04:49.369734",
  "modified_by": "Administrator",
  "module": "Setup",
  "name": "Transaction Deletion Record",

erpnext/setup/doctype/transaction_deletion_record/transaction_deletion_record.py

@@ -35,6 +35,7 @@ class TransactionDeletionRecord(Document):
 		delete_transactions: DF.Check
 		doctypes: DF.Table[TransactionDeletionRecordDetails]
 		doctypes_to_be_ignored: DF.Table[TransactionDeletionRecordItem]
+		error_log: DF.LongText | None
 		initialize_doctypes_table: DF.Check
 		reset_company_default_values: DF.Check
 		status: DF.Literal["Queued", "Running", "Failed", "Completed", "Cancelled"]
@@ -146,11 +147,21 @@ class TransactionDeletionRecord(Document):
 				task_to_execute=task,
 			)
 
+			# todo: add a non-background job based approach as well
+
 	def execute_task(self, task_to_execute: str | None = None):
 		if task_to_execute:
 			method = self.task_to_internal_method_map[task_to_execute]
 			if task := getattr(self, method, None):
-				task()
+				try:
+					task()
+				except Exception as err:
+					frappe.db.rollback()
+					traceback = frappe.get_traceback(with_context=True)
+					if traceback:
+						message = "Traceback: <br>" + traceback
+						frappe.db.set_value(self.doctype, self.name, "error_log", message)
+					frappe.db.set_value(self.doctype, self.name, "status", "Failed")
 
 	def delete_notifications(self):
 		self.validate_doc_status()