feat: Disassembly Order (backport #42655) (#42957)

* feat: Disassembly Order (#42655)

(cherry picked from commit 663a08e4cd)

# Conflicts:
#	erpnext/stock/doctype/stock_entry_type/stock_entry_type.json

* chore: fix conflicts

---------

Co-authored-by: rohitwaghchaure <rohitw1991@gmail.com>

erpnext/manufacturing/doctype/work_order/test_work_order.py

@@ -2053,6 +2053,55 @@ class TestWorkOrder(FrappeTestCase):
 			"BOM",
 		)
 
+	def test_disassemby_order(self):
+		fg_item = "Test Disassembly Item"
+		source_warehouse = "Stores - _TC"
+		raw_materials = ["Test Disassembly RM Item 1", "Test Disassembly RM Item 2"]
+
+		make_item(fg_item, {"is_stock_item": 1})
+		for item in raw_materials:
+			make_item(item, {"is_stock_item": 1})
+			test_stock_entry.make_stock_entry(
+				item_code=item,
+				target=source_warehouse,
+				qty=1,
+				basic_rate=100,
+			)
+
+		make_bom(item=fg_item, source_warehouse=source_warehouse, raw_materials=raw_materials)
+
+		wo = make_wo_order_test_record(
+			item=fg_item,
+			qty=1,
+			source_warehouse=source_warehouse,
+			skip_transfer=1,
+		)
+
+		stock_entry = frappe.get_doc(make_stock_entry(wo.name, "Manufacture", 1))
+		for row in stock_entry.items:
+			if row.item_code in raw_materials:
+				row.s_warehouse = source_warehouse
+
+		stock_entry.submit()
+
+		wo.reload()
+		self.assertEqual(wo.status, "Completed")
+
+		stock_entry = frappe.get_doc(make_stock_entry(wo.name, "Disassemble", 1))
+		stock_entry.save()
+
+		self.assertEqual(stock_entry.purpose, "Disassemble")
+
+		for row in stock_entry.items:
+			if row.item_code == fg_item:
+				self.assertTrue(row.s_warehouse)
+				self.assertFalse(row.t_warehouse)
+			else:
+				self.assertFalse(row.s_warehouse)
+				self.assertTrue(row.t_warehouse)
+
+		stock_entry.submit()
+
 
 def make_operation(**kwargs):
 	kwargs = frappe._dict(kwargs)
@@ -2370,6 +2419,7 @@ def make_wo_order_test_record(**args):
 	wo_order.batch_size = args.batch_size or 0
 
 	if args.source_warehouse:
+		wo_order.source_warehouse = args.source_warehouse
 		for item in wo_order.get("required_items"):
 			item.source_warehouse = args.source_warehouse
 

erpnext/manufacturing/doctype/work_order/work_order.js

@@ -183,13 +183,30 @@ frappe.ui.form.on("Work Order", {
 			}
 		}
 
+		if (frm.doc.status == "Completed") {
+			if (frm.doc.__onload.backflush_raw_materials_based_on == "Material Transferred for Manufacture") {
+				frm.add_custom_button(
+					__("BOM"),
+					() => {
+						frm.trigger("make_bom");
+					},
+					__("Create")
+				);
+			}
+		}
+
 		if (
-			frm.doc.status == "Completed" &&
-			frm.doc.__onload.backflush_raw_materials_based_on == "Material Transferred for Manufacture"
+			frm.doc.docstatus === 1 &&
+			["Closed", "Completed"].includes(frm.doc.status) &&
+			frm.doc.produced_qty > 0
 		) {
-			frm.add_custom_button(__("Create BOM"), () => {
-				frm.trigger("make_bom");
-			});
+			frm.add_custom_button(
+				__("Disassembly Order"),
+				() => {
+					frm.trigger("make_disassembly_order");
+				},
+				__("Create")
+			);
 		}
 
 		frm.trigger("add_custom_button_to_return_components");
@@ -337,6 +354,23 @@ frappe.ui.form.on("Work Order", {
 		});
 	},
 
+	make_disassembly_order(frm) {
+		erpnext.work_order
+			.show_prompt_for_qty_input(frm, "Disassemble")
+			.then((data) => {
+				return frappe.xcall("erpnext.manufacturing.doctype.work_order.work_order.make_stock_entry", {
+					work_order_id: frm.doc.name,
+					purpose: "Disassemble",
+					qty: data.qty,
+					target_warehouse: data.target_warehouse,
+				});
+			})
+			.then((stock_entry) => {
+				frappe.model.sync(stock_entry);
+				frappe.set_route("Form", stock_entry.doctype, stock_entry.name);
+			});
+	},
+
 	show_progress_for_items: function (frm) {
 		var bars = [];
 		var message = "";
@@ -745,6 +779,10 @@ erpnext.work_order = {
 
 	get_max_transferable_qty: (frm, purpose) => {
 		let max = 0;
+		if (purpose === "Disassemble") {
+			return flt(frm.doc.produced_qty);
+		}
+
 		if (frm.doc.skip_transfer) {
 			max = flt(frm.doc.qty) - flt(frm.doc.produced_qty);
 		} else {
@@ -759,15 +797,38 @@ erpnext.work_order = {
 
 	show_prompt_for_qty_input: function (frm, purpose) {
 		let max = this.get_max_transferable_qty(frm, purpose);
+
+		let fields = [
+			{
+				fieldtype: "Float",
+				label: __("Qty for {0}", [__(purpose)]),
+				fieldname: "qty",
+				description: __("Max: {0}", [max]),
+				default: max,
+			},
+		];
+
+		if (purpose === "Disassemble") {
+			fields.push({
+				fieldtype: "Link",
+				options: "Warehouse",
+				fieldname: "target_warehouse",
+				label: __("Target Warehouse"),
+				default: frm.doc.source_warehouse || frm.doc.wip_warehouse,
+				get_query() {
+					return {
+						filters: {
+							company: frm.doc.company,
+							is_group: 0,
+						},
+					};
+				},
+			});
+		}
+
 		return new Promise((resolve, reject) => {
 			frappe.prompt(
-				{
-					fieldtype: "Float",
-					label: __("Qty for {0}", [__(purpose)]),
-					fieldname: "qty",
-					description: __("Max: {0}", [max]),
-					default: max,
-				},
+				fields,
 				(data) => {
 					max += (frm.doc.qty * (frm.doc.__onload.overproduction_percentage || 0.0)) / 100;
 

erpnext/manufacturing/doctype/work_order/work_order.py

@@ -1359,7 +1359,7 @@ def set_work_order_ops(name):
 
 
 @frappe.whitelist()
-def make_stock_entry(work_order_id, purpose, qty=None):
+def make_stock_entry(work_order_id, purpose, qty=None, target_warehouse=None):
 	work_order = frappe.get_doc("Work Order", work_order_id)
 	if not frappe.db.get_value("Warehouse", work_order.wip_warehouse, "is_group"):
 		wip_warehouse = work_order.wip_warehouse
@@ -1389,9 +1389,16 @@ def make_stock_entry(work_order_id, purpose, qty=None):
 		stock_entry.to_warehouse = work_order.fg_warehouse
 		stock_entry.project = work_order.project
 
+	if purpose == "Disassemble":
+		stock_entry.from_warehouse = work_order.fg_warehouse
+		stock_entry.to_warehouse = target_warehouse or work_order.source_warehouse
+
 	stock_entry.set_stock_entry_type()
 	stock_entry.get_items()
-	stock_entry.set_serial_no_batch_for_finished_good()
+
+	if purpose != "Disassemble":
+		stock_entry.set_serial_no_batch_for_finished_good()
+
 	return stock_entry.as_dict()