fix: merge conflict

erpnext/public/js/utils/serial_no_batch_selector.js

@@ -74,9 +74,18 @@ erpnext.SerialNoBatchSelector = class SerialNoBatchSelector {
 				fieldname: 'qty',
 				fieldtype:'Float',
 				read_only: me.has_batch && !me.has_serial_no,
-				label: __(me.has_batch && !me.has_serial_no ? 'Total Qty' : 'Qty'),
+				label: __(me.has_batch && !me.has_serial_no ? 'Selected Qty' : 'Qty'),
 				default: flt(me.item.stock_qty),
 			},
+			...get_pending_qty_fields(me),
+			{
+				fieldname: 'uom',
+				read_only: 1,
+				fieldtype: 'Link',
+				options: 'UOM',
+				label: __('UOM'),
+				default: me.item.uom
+			},
 			{
 				fieldname: 'auto_fetch_button',
 				fieldtype:'Button',
@@ -173,6 +182,7 @@ erpnext.SerialNoBatchSelector = class SerialNoBatchSelector {
 
 		if (this.has_batch && !this.has_serial_no) {
 			this.update_total_qty();
+			this.update_pending_qtys();
 		}
 
 		this.dialog.show();
@@ -314,7 +324,23 @@ erpnext.SerialNoBatchSelector = class SerialNoBatchSelector {
 		qty_field.set_input(total_qty);
 	}
 
-	get_batch_fields() {
+	update_pending_qtys: function() {
+		const pending_qty_field = this.dialog.fields_dict.pending_qty;
+		const total_selected_qty_field = this.dialog.fields_dict.total_selected_qty;
+
+		if (!pending_qty_field || !total_selected_qty_field) return;
+
+		const me = this;
+		const required_qty = this.dialog.fields_dict.required_qty.value;
+		const selected_qty = this.dialog.fields_dict.qty.value;
+		const total_selected_qty = selected_qty + calc_total_selected_qty(me);
+		const pending_qty = required_qty - total_selected_qty;
+
+		pending_qty_field.set_input(pending_qty);
+		total_selected_qty_field.set_input(total_selected_qty);
+	}
+
+	get_batch_fields: function() {
 		var me = this;
 
 		return [
@@ -415,6 +441,7 @@ erpnext.SerialNoBatchSelector = class SerialNoBatchSelector {
 							}
 
 							me.update_total_qty();
+							me.update_pending_qtys();
 						}
 					},
 				],
@@ -510,4 +537,61 @@ erpnext.SerialNoBatchSelector = class SerialNoBatchSelector {
 			}
 		];
 	}
-};
+});
+
+function get_pending_qty_fields(me) {
+	if (!check_can_calculate_pending_qty(me)) return [];
+	const { frm: { doc: { fg_completed_qty }}, item: { item_code, stock_qty }} = me;
+	const { qty_consumed_per_unit } = erpnext.stock.bom.items[item_code];
+
+	const total_selected_qty = calc_total_selected_qty(me);
+	const required_qty = flt(fg_completed_qty) * flt(qty_consumed_per_unit);
+	const pending_qty = required_qty - (flt(stock_qty) + total_selected_qty);
+
+	const pending_qty_fields =  [
+		{ fieldtype: 'Section Break', label: __('Pending Quantity') },
+		{
+			fieldname: 'required_qty',
+			read_only: 1,
+			fieldtype: 'Float',
+			label: __('Required Qty'),
+			default: required_qty
+		},
+		{ fieldtype: 'Column Break' },
+		{
+			fieldname: 'total_selected_qty',
+			read_only: 1,
+			fieldtype: 'Float',
+			label: __('Total Selected Qty'),
+			default: total_selected_qty
+		},
+		{ fieldtype: 'Column Break' },
+		{
+			fieldname: 'pending_qty',
+			read_only: 1,
+			fieldtype: 'Float',
+			label: __('Pending Qty'),
+			default: pending_qty
+		},
+	];
+	return pending_qty_fields;
+}
+
+function calc_total_selected_qty(me) {
+	const { frm: { doc: { items }}, item: { name, item_code }} = me;
+	const totalSelectedQty = items
+		.filter( item => ( item.name !== name ) && ( item.item_code === item_code ) )
+		.map( item => flt(item.qty) )
+		.reduce( (i, j) => i + j, 0);
+	return totalSelectedQty;
+}
+
+function check_can_calculate_pending_qty(me) {
+	const { frm: { doc }, item } = me;
+	const docChecks = doc.bom_no
+		&& doc.fg_completed_qty
+		&& erpnext.stock.bom
+		&& erpnext.stock.bom.name === doc.bom_no;
+	const itemChecks = !!item;
+	return docChecks && itemChecks;
+}