From 0859108ac6244e00cf1fb4cd9bda09c68d9c85dc Mon Sep 17 00:00:00 2001
From: Muhammed Sinan K T <91651425+MhmdSinanKT@users.noreply.github.com>
Date: Wed, 16 Oct 2024 14:54:50 +0530
Subject: [PATCH] fix: button to unlink and delete a sales order (#454)

* fix: button to unlink and delete a sales order

* fix: handling deletion of payment entries

* fix: set the button to show based on role

* fix: ignoring permissions for deletion and cancellation
---
 .../one_compliance/doc_events/sales_order.py  | 33 +++++++++++++++
 .../compliance_settings.json                  |  9 +++-
 one_compliance/public/js/sales_order.js       | 41 +++++++++++++++++++
 3 files changed, 82 insertions(+), 1 deletion(-)

diff --git a/one_compliance/one_compliance/doc_events/sales_order.py b/one_compliance/one_compliance/doc_events/sales_order.py
index d376c8e..00183fb 100644
--- a/one_compliance/one_compliance/doc_events/sales_order.py
+++ b/one_compliance/one_compliance/doc_events/sales_order.py
@@ -282,3 +282,36 @@ def set_total_reimbursement_amount(doc):
 		total_reimbursement_amount += row.amount
 	doc.custom_total_reimbursement_amount = total_reimbursement_amount
 	frappe.db.set_value('Sales Order', doc.name, 'custom_total_reimbursement_amount', total_reimbursement_amount)
+
+@frappe.whitelist()
+def delete_linked_records(sales_order):
+	"""
+	Deletes all records linked with the specified sales order.
+
+	Args:
+	project (str): The name of the project to delete linked records for.
+	"""
+	sales_invoice = frappe.db.get_value(
+		"Sales Invoice Item", {"sales_order": sales_order}, "parent"
+	)
+	if frappe.db.exists("Sales Invoice", sales_invoice):
+		frappe.throw("Cannot proceed with this operation as it is invoiced")
+
+	project = frappe.db.get_value("Sales Order", sales_order, "project")
+
+	if frappe.db.exists("Project", project):
+		linked_tasks = frappe.get_all("Task", filters={"project": project})
+		for task in linked_tasks:
+			frappe.delete_doc("Task", task["name"], ignore_permissions=True)
+
+		project_doc = frappe.get_doc("Project", project)
+		project_doc.sales_order = ""
+		project_doc.save(ignore_permissions=True)
+		frappe.delete_doc("Project", project, ignore_permissions=True)
+
+	doc = frappe.get_doc("Sales Order", sales_order)
+	doc.flags.ignore_permissions = True
+	doc.cancel()
+	frappe.delete_doc("Sales Order", sales_order, ignore_permissions=True)
+
+	return "success"
diff --git a/one_compliance/one_compliance/doctype/compliance_settings/compliance_settings.json b/one_compliance/one_compliance/doctype/compliance_settings/compliance_settings.json
index 84fe657..2104890 100644
--- a/one_compliance/one_compliance/doctype/compliance_settings/compliance_settings.json
+++ b/one_compliance/one_compliance/doctype/compliance_settings/compliance_settings.json
@@ -15,6 +15,7 @@
   "delete_project_along_with_compliance_agreement",
   "section_break_saeum",
   "role_of_project_creator",
+  "role_allowed_to_unlink_and_delete_sales_orders",
   "compliance_service_item_group",
   "default_invoice_due_day",
   "column_break_gnzz",
@@ -250,12 +251,18 @@
    "fieldtype": "Link",
    "label": "Default Tds Account",
    "options": "Account"
+  },
+  {
+   "fieldname": "role_allowed_to_unlink_and_delete_sales_orders",
+   "fieldtype": "Link",
+   "label": "Role Allowed to Unlink and Delete Sales Orders",
+   "options": "Role"
   }
  ],
  "index_web_pages_for_search": 1,
  "issingle": 1,
  "links": [],
- "modified": "2024-07-26 15:51:25.595909",
+ "modified": "2024-10-16 12:17:17.395229",
  "modified_by": "Administrator",
  "module": "One Compliance",
  "name": "Compliance Settings",
diff --git a/one_compliance/public/js/sales_order.js b/one_compliance/public/js/sales_order.js
index 76599a5..497a8e7 100644
--- a/one_compliance/public/js/sales_order.js
+++ b/one_compliance/public/js/sales_order.js
@@ -27,6 +27,8 @@ frappe.ui.form.on('Sales Order', {
         frm.remove_custom_button('Purchase Order', 'Create');
         frm.remove_custom_button('Project', 'Create');
         }, 500);
+
+        handle_unlinking(frm);
     }
 });
 
@@ -197,3 +199,42 @@ frappe.ui.form.on('Reimbursement Details', {
     });
   }
 });
+
+function handle_unlinking(frm) {
+  if (!frm.is_new() && frm.doc.workflow_state == "In Progress") {
+    frappe.db
+      .get_single_value("Compliance Settings", "role_allowed_to_unlink_and_delete_sales_orders")
+      .then((role) => {
+        if (role && frappe.user_roles.includes(role)) {
+          frm.add_custom_button("Unlink and Delete", () => {
+            frappe.confirm(
+              __(
+                `Are you sure you want to unlink and delete all linked records of <b>${frm.doc.name}</b>?`
+              ),
+              function () {
+                frappe.call({
+                  method:
+                    "one_compliance.one_compliance.doc_events.sales_order.delete_linked_records",
+                  args: {
+                    sales_order: frm.doc.name,
+                  },
+                  callback: function (r) {
+                    if (r.message === "success") {
+                      frappe.msgprint(
+                        __("All linked records have been successfully deleted.")
+                      );
+                      frappe.set_route("List", "Sales Order");
+                    } else {
+                      frappe.throw(
+                        __("An error occurred while deleting linked records.")
+                      );
+                    }
+                  },
+                });
+              }
+            );
+          });
+        }
+      });
+  }
+}