feat: Customize the sales invoice and purchase invoice

rmax_custom/api/material_request.py

@@ -0,0 +1,61 @@
+import frappe
+from frappe.utils import nowdate, flt, add_days
+from frappe import _
+
+@frappe.whitelist()
+def create_material_request(item_code, from_warehouse, to_warehouse, qty, schedule_date, material_request_type, company):
+    """Create a Material Request for Material Transfer."""
+
+    if not item_code:
+        frappe.throw(_("Item Code is required"))
+    if not from_warehouse:
+        frappe.throw(_("From Warehouse is required"))
+    if not to_warehouse:
+        frappe.throw(_("To Warehouse is required"))
+    if from_warehouse == to_warehouse:
+        frappe.throw(_("From Warehouse and To Warehouse cannot be the same"))
+    if not qty or flt(qty) <= 0:
+        frappe.throw(_("Quantity must be greater than 0"))
+    if not company:
+        frappe.throw(_("Company is required"))
+
+    # Validate item exists
+    if not frappe.db.exists("Item", item_code):
+        frappe.throw(_("Item {0} does not exist").format(item_code))
+
+    # Validate warehouses exist
+    if not frappe.db.exists("Warehouse", from_warehouse):
+        frappe.throw(_("From Warehouse {0} does not exist").format(from_warehouse))
+    if not frappe.db.exists("Warehouse", to_warehouse):
+        frappe.throw(_("To Warehouse {0} does not exist").format(to_warehouse))
+
+    # Get item details
+    item_doc = frappe.get_cached_doc("Item", item_code)
+
+    # Create Material Request
+    material_request = frappe.new_doc("Material Request")
+    material_request.transaction_date = nowdate()
+    material_request.company = company
+    material_request.material_request_type = "Material Transfer"
+
+    # Add item row
+    material_request.append("items", {
+        "item_code": item_code,
+        "item_name": item_doc.item_name,
+        "description": item_doc.description,
+        "qty": flt(qty),
+        "uom": item_doc.stock_uom,
+        "stock_uom": item_doc.stock_uom,
+        "schedule_date": schedule_date or add_days(nowdate(), 7),
+        "warehouse": to_warehouse,
+        "from_warehouse": from_warehouse,
+        "item_group": item_doc.item_group,
+        "brand": item_doc.brand
+    })
+
+    # Set missing values and insert
+    material_request.set_missing_values()
+    material_request.insert(ignore_permissions=True)
+    material_request.submit()
+
+    return material_request.name

rmax_custom/api/warehouse_stock.py

@@ -0,0 +1,88 @@
+import frappe
+from frappe import _
+from erpnext.stock.utils import get_stock_balance
+
+
+@frappe.whitelist()
+def get_item_warehouse_stock(item_code, company=None, limit=None, target_warehouse=None):
+	"""
+	Get stock balance for an item across all warehouses in a company.
+	Optimized to use Bin table for faster bulk queries.
+
+	Args:
+		item_code: Item code to get stock for
+		company: Company name (optional, will use default if not provided)
+		limit: Limit number of results (optional, for pagination)
+		target_warehouse: Target warehouse to prioritize (optional)
+
+	Returns:
+		List of dictionaries with warehouse name and stock balance
+	"""
+	if not item_code:
+		frappe.throw(_("Item Code is required"))
+
+	# Get company from context or use default
+	if not company:
+		company = frappe.defaults.get_user_default("company")
+
+	if not company:
+		frappe.throw(_("Please set a default company"))
+
+	# Get all warehouses for the company (non-group warehouses only)
+	warehouses = frappe.get_all(
+		"Warehouse",
+		filters={
+			"company": company,
+			"is_group": 0,
+			"disabled": 0
+		},
+		fields=["name", "warehouse_name"],
+		order_by="name"
+	)
+
+	if not warehouses:
+		return []
+
+	# Optimize: Use Bin table for faster stock queries (bulk query)
+	warehouse_names = [w.name for w in warehouses]
+
+	# Use Bin table for faster bulk query
+	bin_data = frappe.db.sql("""
+		SELECT warehouse, actual_qty
+		FROM `tabBin`
+		WHERE item_code = %s AND warehouse IN %s
+	""", (item_code, warehouse_names), as_dict=True)
+
+	# Create a dict for quick lookup
+	bin_dict = {d.warehouse: (d.actual_qty or 0.0) for d in bin_data}
+
+	# Build stock data list
+	stock_data = []
+	for warehouse in warehouses:
+		# Get stock from bin_dict (faster than individual get_stock_balance calls)
+		stock_qty = bin_dict.get(warehouse.name, 0.0)
+
+		stock_data.append({
+			"warehouse": warehouse.name,
+			"warehouse_name": warehouse.warehouse_name or warehouse.name,
+			"stock_qty": stock_qty
+		})
+
+	# Filter: Only show warehouses with stock > 0 (or target warehouse even if 0)
+	if target_warehouse:
+		filtered_stock_data = [item for item in stock_data if item["stock_qty"] > 0 or item["warehouse"] == target_warehouse]
+	else:
+		filtered_stock_data = [item for item in stock_data if item["stock_qty"] > 0]
+
+	# Sort: target warehouse first, then by stock quantity descending
+	if target_warehouse:
+		filtered_stock_data.sort(key=lambda x: (-1 if x["warehouse"] == target_warehouse else 0, -x["stock_qty"]))
+	else:
+		filtered_stock_data.sort(key=lambda x: x["stock_qty"], reverse=True)
+
+	# Apply limit if specified
+	if limit:
+		limit = int(limit)
+		return filtered_stock_data[:limit]
+
+	return filtered_stock_data

rmax_custom/fixtures/custom_field.json

@@ -0,0 +1,116 @@
+[
+ {
+  "allow_in_quick_entry": 0,
+  "allow_on_submit": 0,
+  "bold": 0,
+  "collapsible": 0,
+  "collapsible_depends_on": null,
+  "columns": 0,
+  "default": null,
+  "depends_on": null,
+  "description": null,
+  "docstatus": 0,
+  "doctype": "Custom Field",
+  "dt": "Quotation",
+  "fetch_from": null,
+  "fetch_if_empty": 0,
+  "fieldname": "custom_payment_mode",
+  "fieldtype": "Select",
+  "hidden": 0,
+  "hide_border": 0,
+  "hide_days": 0,
+  "hide_seconds": 0,
+  "ignore_user_permissions": 0,
+  "ignore_xss_filter": 0,
+  "in_global_search": 0,
+  "in_list_view": 0,
+  "in_preview": 0,
+  "in_standard_filter": 0,
+  "insert_after": "valid_till",
+  "is_system_generated": 0,
+  "is_virtual": 0,
+  "label": "Payment Mode",
+  "length": 0,
+  "link_filters": null,
+  "mandatory_depends_on": null,
+  "modified": "2026-02-28 11:11:52.476754",
+  "module": null,
+  "name": "Quotation-custom_payment_mode",
+  "no_copy": 0,
+  "non_negative": 0,
+  "options": "Cash\nCredit",
+  "permlevel": 0,
+  "placeholder": null,
+  "precision": "",
+  "print_hide": 0,
+  "print_hide_if_no_value": 0,
+  "print_width": null,
+  "read_only": 0,
+  "read_only_depends_on": null,
+  "report_hide": 0,
+  "reqd": 0,
+  "search_index": 0,
+  "show_dashboard": 0,
+  "sort_options": 0,
+  "translatable": 0,
+  "unique": 0,
+  "width": null
+ },
+ {
+  "allow_in_quick_entry": 0,
+  "allow_on_submit": 0,
+  "bold": 0,
+  "collapsible": 0,
+  "collapsible_depends_on": null,
+  "columns": 0,
+  "default": null,
+  "depends_on": null,
+  "description": null,
+  "docstatus": 0,
+  "doctype": "Custom Field",
+  "dt": "Sales Invoice",
+  "fetch_from": null,
+  "fetch_if_empty": 0,
+  "fieldname": "custom_payment_mode",
+  "fieldtype": "Select",
+  "hidden": 0,
+  "hide_border": 0,
+  "hide_days": 0,
+  "hide_seconds": 0,
+  "ignore_user_permissions": 0,
+  "ignore_xss_filter": 0,
+  "in_global_search": 0,
+  "in_list_view": 0,
+  "in_preview": 0,
+  "in_standard_filter": 0,
+  "insert_after": "due_date",
+  "is_system_generated": 0,
+  "is_virtual": 0,
+  "label": "Payment Mode",
+  "length": 0,
+  "link_filters": null,
+  "mandatory_depends_on": null,
+  "modified": "2026-02-26 16:23:30.463431",
+  "module": null,
+  "name": "Sales Invoice-custom_payment_mode",
+  "no_copy": 0,
+  "non_negative": 0,
+  "options": "Cash\nCredit",
+  "permlevel": 0,
+  "placeholder": null,
+  "precision": "",
+  "print_hide": 0,
+  "print_hide_if_no_value": 0,
+  "print_width": null,
+  "read_only": 0,
+  "read_only_depends_on": null,
+  "report_hide": 0,
+  "reqd": 0,
+  "search_index": 0,
+  "show_dashboard": 0,
+  "sort_options": 0,
+  "translatable": 0,
+  "unique": 0,
+  "width": null
+ }
+]

rmax_custom/hooks.py

@@ -26,7 +26,12 @@
 
 # include js, css files in header of desk.html
 # app_include_css = "/assets/rmax_custom/css/rmax_custom.css"
-# app_include_js = "/assets/rmax_custom/js/rmax_custom.js"
+app_include_js = [
+    "/assets/rmax_custom/js/warehouse_stock_popup.js",
+    "/assets/rmax_custom/js/sales_invoice_pos_total_popup.js",
+]
+
+
 
 # include js, css files in header of web template
 # web_include_css = "/assets/rmax_custom/css/rmax_custom.css"
@@ -43,7 +48,10 @@
 # page_js = {"page" : "public/js/file.js"}
 
 # include js in doctype views
-# doctype_js = {"doctype" : "public/js/doctype.js"}
+doctype_js = {
+    "Sales Invoice": "rmax_custom/custom_scripts/sales_invoice/sales_invoice.js",
+    "Quotation": "rmax_custom/custom_scripts/quotation/quotation.js",
+    }
 # doctype_list_js = {"doctype" : "public/js/doctype_list.js"}
 # doctype_tree_js = {"doctype" : "public/js/doctype_tree.js"}
 # doctype_calendar_js = {"doctype" : "public/js/doctype_calendar.js"}
@@ -242,3 +250,29 @@
 # 	"Logging DocType Name": 30  # days to retain logs
 # }
 
+fixtures = [
+    {
+        "dt": "Custom Field",
+        "filters": [
+            [
+                "name",
+                "in",
+                [
+                    # Sales Invoice
+                    "Sales Invoice-custom_payment_mode",
+
+                    # Sales Invoice Item
+                    "Sales Invoice Item-total_vat_linewise",
+
+
+                    # Quotation
+                    "Quotation-custom_payment_mode",
+
+                    # Quotation Item
+                    "Quotation Item-total_vat_linewise",
+
+                ]
+            ]
+        ]
+    }
+]