feat: Stock Ledger Variance report (#37165)

* feat: `Stock Ledger Variance` report

* refactor: `get_data()`

(cherry picked from commit acda72d)

erpnext/stock/report/stock_ledger_variance/stock_ledger_variance.js

@@ -0,0 +1,101 @@
+// Copyright (c) 2023, Frappe Technologies Pvt. Ltd. and contributors
+// For license information, please see license.txt
+
+const DIFFERENCE_FIELD_NAMES = [
+	"difference_in_qty",
+	"fifo_qty_diff",
+	"fifo_value_diff",
+	"fifo_valuation_diff",
+	"valuation_diff",
+	"fifo_difference_diff",
+	"diff_value_diff"
+];
+
+frappe.query_reports["Stock Ledger Variance"] = {
+	"filters": [
+		{
+			"fieldname": "item_code",
+			"fieldtype": "Link",
+			"label": "Item",
+			"options": "Item",
+			get_query: function() {
+				return {
+					filters: {is_stock_item: 1, has_serial_no: 0}
+				}
+			}
+		},
+		{
+			"fieldname": "warehouse",
+			"fieldtype": "Link",
+			"label": "Warehouse",
+			"options": "Warehouse",
+			get_query: function() {
+				return {
+					filters: {is_group: 0, disabled: 0}
+				}
+			}
+		},
+		{
+			"fieldname": "difference_in",
+			"fieldtype": "Select",
+			"label": "Difference In",
+			"options": [
+				"",
+				"Qty",
+				"Value",
+				"Valuation",
+			],
+		},
+		{
+			"fieldname": "include_disabled",
+			"fieldtype": "Check",
+			"label": "Include Disabled",
+		}
+	],
+
+	formatter (value, row, column, data, default_formatter) {
+		value = default_formatter(value, row, column, data);
+
+		if (DIFFERENCE_FIELD_NAMES.includes(column.fieldname) && Math.abs(data[column.fieldname]) > 0.001) {
+			value = "<span style='color:red'>" + value + "</span>";
+		}
+
+		return value;
+	},
+
+	get_datatable_options(options) {
+		return Object.assign(options, {
+			checkboxColumn: true,
+		});
+	},
+
+	onload(report) {
+		report.page.add_inner_button(__('Create Reposting Entries'), () => {
+			let message = `
+				<div>
+					<p>
+						Reposting Entries will change the value of
+						accounts Stock In Hand, and Stock Expenses
+						in the Trial Balance report and will also change
+						the Balance Value in the Stock Balance report.
+					</p>
+					<p>Are you sure you want to create Reposting Entries?</p>
+				</div>`;
+			let indexes = frappe.query_report.datatable.rowmanager.getCheckedRows();
+			let selected_rows = indexes.map(i => frappe.query_report.data[i]);
+
+			if (!selected_rows.length) {
+				frappe.throw(__("Please select rows to create Reposting Entries"));
+			}
+
+			frappe.confirm(__(message), () => {
+				frappe.call({
+					method: 'erpnext.stock.report.stock_ledger_invariant_check.stock_ledger_invariant_check.create_reposting_entries',
+					args: {
+						rows: selected_rows,
+					}
+				});
+			});
+		});
+	},
+};

erpnext/stock/report/stock_ledger_variance/stock_ledger_variance.json

@@ -0,0 +1,22 @@
+{
+ "add_total_row": 0,
+ "columns": [],
+ "creation": "2023-09-20 10:44:19.414449",
+ "disabled": 0,
+ "docstatus": 0,
+ "doctype": "Report",
+ "filters": [],
+ "idx": 0,
+ "is_standard": "Yes",
+ "letterhead": null,
+ "modified": "2023-09-20 10:44:19.414449",
+ "modified_by": "Administrator",
+ "module": "Stock",
+ "name": "Stock Ledger Variance",
+ "owner": "Administrator",
+ "prepared_report": 0,
+ "ref_doctype": "Stock Ledger Entry",
+ "report_name": "Stock Ledger Variance",
+ "report_type": "Script Report",
+ "roles": []
+}