From 10825af5312ff903d2bf90001846c3899cd86be1 Mon Sep 17 00:00:00 2001
From: iamkhanraheel <raheel@frappe.io>
Date: Mon, 16 Jun 2025 14:59:49 +0530
Subject: [PATCH] fix: update schedule date in items child table, prevent
 selecting past dates in schedule date

---
 .../doctype/purchase_order/purchase_order.js  | 26 ++++++++++++++++---
 .../material_request/material_request.js      | 18 ++++++++++---
 2 files changed, 36 insertions(+), 8 deletions(-)

diff --git a/erpnext/buying/doctype/purchase_order/purchase_order.js b/erpnext/buying/doctype/purchase_order/purchase_order.js
index 49558c8af37..01418f3c9fa 100644
--- a/erpnext/buying/doctype/purchase_order/purchase_order.js
+++ b/erpnext/buying/doctype/purchase_order/purchase_order.js
@@ -59,6 +59,19 @@ frappe.ui.form.on("Purchase Order", {
 		erpnext.accounts.dimensions.update_dimension(frm, frm.doctype);
 	},
 
+	schedule_date(frm) {
+		if (frm.doc.schedule_date) {
+			frm.doc.items.forEach((d) => {
+				frappe.model.set_value(d.doctype, d.name, "schedule_date", frm.doc.schedule_date);
+			});
+		}
+	},
+
+	transaction_date(frm){
+		prevent_past_schedule_dates(frm);
+		frm.set_value('schedule_date', '')
+	},
+
 	refresh: function (frm) {
 		if (frm.doc.is_old_subcontracting_flow) {
 			frm.trigger("get_materials_from_supplier");
@@ -75,6 +88,7 @@ frappe.ui.form.on("Purchase Order", {
 		if (frm.doc.docstatus == 0) {
 			erpnext.set_unit_price_items_note(frm);
 		}
+		prevent_past_schedule_dates(frm);
 	},
 
 	supplier: function (frm) {
@@ -776,10 +790,6 @@ erpnext.buying.PurchaseOrderController = class PurchaseOrderController extends (
 	items_on_form_rendered() {
 		set_schedule_date(this.frm);
 	}
-
-	schedule_date() {
-		set_schedule_date(this.frm);
-	}
 };
 
 // for backward compatibility: combine new and previous states
@@ -835,3 +845,11 @@ frappe.ui.form.on("Purchase Order", "is_subcontracted", function (frm) {
 		erpnext.buying.get_default_bom(frm);
 	}
 });
+
+function prevent_past_schedule_dates(frm) {
+	if (frm.doc.transaction_date){
+		frm.fields_dict['schedule_date'].datepicker.update({
+			minDate: new Date(frm.doc.transaction_date)
+		});
+	}
+}
\ No newline at end of file
diff --git a/erpnext/stock/doctype/material_request/material_request.js b/erpnext/stock/doctype/material_request/material_request.js
index e33cc63e20c..e49bae47d82 100644
--- a/erpnext/stock/doctype/material_request/material_request.js
+++ b/erpnext/stock/doctype/material_request/material_request.js
@@ -91,6 +91,12 @@ frappe.ui.form.on("Material Request", {
 	refresh: function (frm) {
 		frm.events.make_custom_buttons(frm);
 		frm.toggle_reqd("customer", frm.doc.material_request_type == "Customer Provided");
+		prevent_past_schedule_dates(frm);
+	},
+
+	transaction_date(frm) {
+		prevent_past_schedule_dates(frm);
+		frm.set_value('schedule_date', '')
 	},
 
 	set_from_warehouse: function (frm) {
@@ -602,10 +608,6 @@ erpnext.buying.MaterialRequestController = class MaterialRequestController exten
 		set_schedule_date(this.frm);
 	}
 
-	schedule_date() {
-		set_schedule_date(this.frm);
-	}
-
 	qty(doc, cdt, cdn) {
 		var row = frappe.get_doc(cdt, cdn);
 		row.amount = flt(row.qty) * flt(row.rate);
@@ -628,3 +630,11 @@ function set_schedule_date(frm) {
 		);
 	}
 }
+
+function prevent_past_schedule_dates(frm) {
+	if (frm.doc.transaction_date){
+		frm.fields_dict['schedule_date'].datepicker.update({
+			minDate: new Date(frm.doc.transaction_date)
+		});
+	}
+}
\ No newline at end of file