193 lines
		
	
	
		
			6.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			193 lines
		
	
	
		
			6.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # Copyright (c) 2021, Frappe Technologies Pvt. Ltd. and Contributors
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| # License: GNU General Public License v3. See license.txt
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| 
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| import frappe
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| from frappe.utils import cint, flt, fmt_money, getdate, nowdate
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| 
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| from erpnext.accounts.doctype.pricing_rule.pricing_rule import get_pricing_rule_for_item
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| from erpnext.stock.doctype.batch.batch import get_batch_qty
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| 
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| 
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| def get_web_item_qty_in_stock(item_code, item_warehouse_field, warehouse=None):
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| 	in_stock, stock_qty = 0, ""
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| 	template_item_code, is_stock_item = frappe.db.get_value(
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| 		"Item", item_code, ["variant_of", "is_stock_item"]
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| 	)
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| 
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| 	if not warehouse:
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| 		warehouse = frappe.db.get_value("Website Item", {"item_code": item_code}, item_warehouse_field)
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| 
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| 	if not warehouse and template_item_code and template_item_code != item_code:
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| 		warehouse = frappe.db.get_value(
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| 			"Website Item", {"item_code": template_item_code}, item_warehouse_field
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| 		)
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| 
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| 	if warehouse:
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| 		stock_qty = frappe.db.sql(
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| 			"""
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| 			select GREATEST(S.actual_qty - S.reserved_qty - S.reserved_qty_for_production - S.reserved_qty_for_sub_contract, 0) / IFNULL(C.conversion_factor, 1)
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| 			from tabBin S
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| 			inner join `tabItem` I on S.item_code = I.Item_code
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| 			left join `tabUOM Conversion Detail` C on I.sales_uom = C.uom and C.parent = I.Item_code
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| 			where S.item_code=%s and S.warehouse=%s""",
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| 			(item_code, warehouse),
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| 		)
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| 
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| 		if stock_qty:
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| 			stock_qty = adjust_qty_for_expired_items(item_code, stock_qty, warehouse)
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| 			in_stock = stock_qty[0][0] > 0 and 1 or 0
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| 
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| 	return frappe._dict(
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| 		{"in_stock": in_stock, "stock_qty": stock_qty, "is_stock_item": is_stock_item}
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| 	)
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| 
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| 
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| def adjust_qty_for_expired_items(item_code, stock_qty, warehouse):
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| 	batches = frappe.get_all("Batch", filters=[{"item": item_code}], fields=["expiry_date", "name"])
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| 	expired_batches = get_expired_batches(batches)
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| 	stock_qty = [list(item) for item in stock_qty]
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| 
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| 	for batch in expired_batches:
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| 		if warehouse:
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| 			stock_qty[0][0] = max(0, stock_qty[0][0] - get_batch_qty(batch, warehouse))
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| 		else:
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| 			stock_qty[0][0] = max(0, stock_qty[0][0] - qty_from_all_warehouses(get_batch_qty(batch)))
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| 
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| 		if not stock_qty[0][0]:
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| 			break
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| 
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| 	return stock_qty
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| 
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| 
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| def get_expired_batches(batches):
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| 	"""
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| 	:param batches: A list of dict in the form [{'expiry_date': datetime.date(20XX, 1, 1), 'name': 'batch_id'}, ...]
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| 	"""
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| 	return [b.name for b in batches if b.expiry_date and b.expiry_date <= getdate(nowdate())]
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| 
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| 
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| def qty_from_all_warehouses(batch_info):
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| 	"""
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| 	:param batch_info: A list of dict in the form [{u'warehouse': u'Stores - I', u'qty': 0.8}, ...]
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| 	"""
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| 	qty = 0
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| 	for batch in batch_info:
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| 		qty = qty + batch.qty
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| 
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| 	return qty
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| 
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| 
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| def get_price(item_code, price_list, customer_group, company, qty=1):
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| 	from erpnext.e_commerce.shopping_cart.cart import get_party
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| 
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| 	template_item_code = frappe.db.get_value("Item", item_code, "variant_of")
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| 
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| 	if price_list:
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| 		price = frappe.get_all(
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| 			"Item Price",
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| 			fields=["price_list_rate", "currency"],
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| 			filters={"price_list": price_list, "item_code": item_code},
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| 		)
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| 
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| 		if template_item_code and not price:
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| 			price = frappe.get_all(
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| 				"Item Price",
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| 				fields=["price_list_rate", "currency"],
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| 				filters={"price_list": price_list, "item_code": template_item_code},
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| 			)
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| 
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| 		if price:
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| 			party = get_party()
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| 			pricing_rule_dict = frappe._dict(
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| 				{
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| 					"item_code": item_code,
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| 					"qty": qty,
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| 					"stock_qty": qty,
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| 					"transaction_type": "selling",
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| 					"price_list": price_list,
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| 					"customer_group": customer_group,
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| 					"company": company,
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| 					"conversion_rate": 1,
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| 					"for_shopping_cart": True,
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| 					"currency": frappe.db.get_value("Price List", price_list, "currency"),
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| 				}
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| 			)
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| 
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| 			if party and party.doctype == "Customer":
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| 				pricing_rule_dict.update({"customer": party.name})
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| 
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| 			pricing_rule = get_pricing_rule_for_item(pricing_rule_dict)
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| 			price_obj = price[0]
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| 
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| 			if pricing_rule:
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| 				# price without any rules applied
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| 				mrp = price_obj.price_list_rate or 0
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| 
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| 				if pricing_rule.pricing_rule_for == "Discount Percentage":
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| 					price_obj.discount_percent = pricing_rule.discount_percentage
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| 					price_obj.formatted_discount_percent = str(flt(pricing_rule.discount_percentage, 0)) + "%"
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| 					price_obj.price_list_rate = flt(
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| 						price_obj.price_list_rate * (1.0 - (flt(pricing_rule.discount_percentage) / 100.0))
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| 					)
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| 
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| 				if pricing_rule.pricing_rule_for == "Rate":
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| 					rate_discount = flt(mrp) - flt(pricing_rule.price_list_rate)
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| 					if rate_discount > 0:
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| 						price_obj.formatted_discount_rate = fmt_money(rate_discount, currency=price_obj["currency"])
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| 					price_obj.price_list_rate = pricing_rule.price_list_rate or 0
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| 
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| 			if price_obj:
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| 				price_obj["formatted_price"] = fmt_money(
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| 					price_obj["price_list_rate"], currency=price_obj["currency"]
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| 				)
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| 				if mrp != price_obj["price_list_rate"]:
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| 					price_obj["formatted_mrp"] = fmt_money(mrp, currency=price_obj["currency"])
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| 
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| 				price_obj["currency_symbol"] = (
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| 					not cint(frappe.db.get_default("hide_currency_symbol"))
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| 					and (
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| 						frappe.db.get_value("Currency", price_obj.currency, "symbol", cache=True)
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| 						or price_obj.currency
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| 					)
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| 					or ""
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| 				)
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| 
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| 				uom_conversion_factor = frappe.db.sql(
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| 					"""select	C.conversion_factor
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| 					from `tabUOM Conversion Detail` C
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| 					inner join `tabItem` I on C.parent = I.name and C.uom = I.sales_uom
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| 					where I.name = %s""",
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| 					item_code,
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| 				)
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| 
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| 				uom_conversion_factor = uom_conversion_factor[0][0] if uom_conversion_factor else 1
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| 				price_obj["formatted_price_sales_uom"] = fmt_money(
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| 					price_obj["price_list_rate"] * uom_conversion_factor, currency=price_obj["currency"]
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| 				)
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| 
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| 				if not price_obj["price_list_rate"]:
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| 					price_obj["price_list_rate"] = 0
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| 
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| 				if not price_obj["currency"]:
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| 					price_obj["currency"] = ""
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| 
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| 				if not price_obj["formatted_price"]:
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| 					price_obj["formatted_price"], price_obj["formatted_mrp"] = "", ""
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| 
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| 			return price_obj
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| 
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| 
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| def get_non_stock_item_status(item_code, item_warehouse_field):
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| 	# if item is a product bundle, check if its bundle items are in stock
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| 	if frappe.db.exists("Product Bundle", item_code):
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| 		items = frappe.get_doc("Product Bundle", item_code).get_all_children()
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| 		bundle_warehouse = frappe.db.get_value(
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| 			"Website Item", {"item_code": item_code}, item_warehouse_field
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| 		)
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| 		return all(
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| 			get_web_item_qty_in_stock(d.item_code, item_warehouse_field, bundle_warehouse).in_stock
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| 			for d in items
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| 		)
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| 	else:
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| 		return 1
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