Merge pull request #39457 from ruthra-kumar/background_job_transaction_deletion

refactor: delete transactions in background
diff --git a/erpnext/setup/doctype/company/company.js b/erpnext/setup/doctype/company/company.js
index 1bd469b..340a917 100644
--- a/erpnext/setup/doctype/company/company.js
+++ b/erpnext/setup/doctype/company/company.js
@@ -140,38 +140,48 @@
 	},
 
 	delete_company_transactions: function(frm) {
-		frappe.verify_password(function() {
-			var d = frappe.prompt({
-				fieldtype:"Data",
-				fieldname: "company_name",
-				label: __("Please enter the company name to confirm"),
-				reqd: 1,
-				description: __("Please make sure you really want to delete all the transactions for this company. Your master data will remain as it is. This action cannot be undone.")
+		frappe.call({
+			method: "erpnext.setup.doctype.company.company.is_deletion_job_running",
+			args: {
+				company: frm.doc.name
 			},
-			function(data) {
-				if(data.company_name !== frm.doc.name) {
-					frappe.msgprint(__("Company name not same"));
-					return;
+			freeze: true,
+			callback: function(r) {
+				if(!r.exc) {
+					frappe.verify_password(function() {
+						var d = frappe.prompt({
+							fieldtype:"Data",
+							fieldname: "company_name",
+							label: __("Please enter the company name to confirm"),
+							reqd: 1,
+							description: __("Please make sure you really want to delete all the transactions for this company. Your master data will remain as it is. This action cannot be undone.")
+						},
+								      function(data) {
+									      if(data.company_name !== frm.doc.name) {
+										      frappe.msgprint(__("Company name not same"));
+										      return;
+									      }
+									      frappe.call({
+										      method: "erpnext.setup.doctype.company.company.create_transaction_deletion_request",
+										      args: {
+											      company: data.company_name
+										      },
+										      freeze: true,
+										      callback: function(r, rt) { },
+										      onerror: function() {
+											      frappe.msgprint(__("Wrong Password"));
+										      }
+									      });
+								      },
+								      __("Delete all the Transactions for this Company"), __("Delete")
+								     );
+						d.get_primary_btn().addClass("btn-danger");
+					});
 				}
-				frappe.call({
-					method: "erpnext.setup.doctype.company.company.create_transaction_deletion_request",
-					args: {
-						company: data.company_name
-					},
-					freeze: true,
-					callback: function(r, rt) {
-						if(!r.exc)
-							frappe.msgprint(__("Successfully deleted all transactions related to this company!"));
-					},
-					onerror: function() {
-						frappe.msgprint(__("Wrong Password"));
-					}
-				});
+
 			},
-			__("Delete all the Transactions for this Company"), __("Delete")
-			);
-			d.get_primary_btn().addClass("btn-danger");
 		});
+
 	}
 });
 
diff --git a/erpnext/setup/doctype/company/company.py b/erpnext/setup/doctype/company/company.py
index ec953b8..68a3854 100644
--- a/erpnext/setup/doctype/company/company.py
+++ b/erpnext/setup/doctype/company/company.py
@@ -11,7 +11,8 @@
 from frappe.contacts.address_and_contact import load_address_and_contact
 from frappe.custom.doctype.property_setter.property_setter import make_property_setter
 from frappe.desk.page.setup_wizard.setup_wizard import make_records
-from frappe.utils import cint, formatdate, get_timestamp, today
+from frappe.utils import cint, formatdate, get_link_to_form, get_timestamp, today
+from frappe.utils.background_jobs import get_job, is_job_enqueued
 from frappe.utils.nestedset import NestedSet, rebuild_tree
 
 from erpnext.accounts.doctype.account.account import get_account_currency
@@ -900,8 +901,37 @@
 		return None
 
 
+def generate_id_for_deletion_job(company):
+	return "delete_company_transactions_" + company
+
+
+@frappe.whitelist()
+def is_deletion_job_running(company):
+	job_id = generate_id_for_deletion_job(company)
+	job_name = get_job(job_id).get_id()  # job name will have site prefix
+	if is_job_enqueued(job_id):
+		frappe.throw(
+			_("A Transaction Deletion Job: {0} is already running for {1}").format(
+				frappe.bold(get_link_to_form("RQ Job", job_name)), frappe.bold(company)
+			)
+		)
+
+
 @frappe.whitelist()
 def create_transaction_deletion_request(company):
+	is_deletion_job_running(company)
+	job_id = generate_id_for_deletion_job(company)
+
 	tdr = frappe.get_doc({"doctype": "Transaction Deletion Record", "company": company})
 	tdr.insert()
-	tdr.submit()
+
+	frappe.enqueue(
+		"frappe.utils.background_jobs.run_doc_method",
+		doctype=tdr.doctype,
+		name=tdr.name,
+		doc_method="submit",
+		job_id=job_id,
+		queue="long",
+		enqueue_after_commit=True,
+	)
+	frappe.msgprint(_("A Transaction Deletion Job is triggered for {0}").format(frappe.bold(company)))