1575 lines
50 KiB
Python
1575 lines
50 KiB
Python
# Copyright (c) 2022, Frappe Technologies Pvt. Ltd. and Contributors
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# License: GNU General Public License v3. See license.txt
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import copy
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import json
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from typing import Optional, Set, Tuple
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import frappe
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from frappe import _
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from frappe.model.meta import get_field_precision
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from frappe.query_builder.functions import CombineDatetime, Sum
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from frappe.utils import cint, cstr, flt, get_link_to_form, getdate, now, nowdate
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import erpnext
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from erpnext.stock.doctype.bin.bin import update_qty as update_bin_qty
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from erpnext.stock.utils import (
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get_incoming_outgoing_rate_for_cancel,
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get_or_make_bin,
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get_valuation_method,
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)
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from erpnext.stock.valuation import FIFOValuation, LIFOValuation, round_off_if_near_zero
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class NegativeStockError(frappe.ValidationError):
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pass
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class SerialNoExistsInFutureTransaction(frappe.ValidationError):
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pass
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def make_sl_entries(sl_entries, allow_negative_stock=False, via_landed_cost_voucher=False):
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"""Create SL entries from SL entry dicts
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args:
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- allow_negative_stock: disable negative stock valiations if true
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- via_landed_cost_voucher: landed cost voucher cancels and reposts
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entries of purchase document. This flag is used to identify if
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cancellation and repost is happening via landed cost voucher, in
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such cases certain validations need to be ignored (like negative
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stock)
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"""
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from erpnext.controllers.stock_controller import future_sle_exists
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if sl_entries:
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cancel = sl_entries[0].get("is_cancelled")
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if cancel:
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validate_cancellation(sl_entries)
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set_as_cancel(sl_entries[0].get("voucher_type"), sl_entries[0].get("voucher_no"))
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args = get_args_for_future_sle(sl_entries[0])
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future_sle_exists(args, sl_entries)
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for sle in sl_entries:
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if sle.serial_no and not via_landed_cost_voucher:
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validate_serial_no(sle)
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if cancel:
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sle["actual_qty"] = -flt(sle.get("actual_qty"))
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if sle["actual_qty"] < 0 and not sle.get("outgoing_rate"):
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sle["outgoing_rate"] = get_incoming_outgoing_rate_for_cancel(
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sle.item_code, sle.voucher_type, sle.voucher_no, sle.voucher_detail_no
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)
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sle["incoming_rate"] = 0.0
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if sle["actual_qty"] > 0 and not sle.get("incoming_rate"):
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sle["incoming_rate"] = get_incoming_outgoing_rate_for_cancel(
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sle.item_code, sle.voucher_type, sle.voucher_no, sle.voucher_detail_no
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)
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sle["outgoing_rate"] = 0.0
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if sle.get("actual_qty") or sle.get("voucher_type") == "Stock Reconciliation":
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sle_doc = make_entry(sle, allow_negative_stock, via_landed_cost_voucher)
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args = sle_doc.as_dict()
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if sle.get("voucher_type") == "Stock Reconciliation":
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# preserve previous_qty_after_transaction for qty reposting
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args.previous_qty_after_transaction = sle.get("previous_qty_after_transaction")
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is_stock_item = frappe.get_cached_value("Item", args.get("item_code"), "is_stock_item")
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if is_stock_item:
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bin_name = get_or_make_bin(args.get("item_code"), args.get("warehouse"))
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repost_current_voucher(args, allow_negative_stock, via_landed_cost_voucher)
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update_bin_qty(bin_name, args)
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else:
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frappe.msgprint(
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_("Item {0} ignored since it is not a stock item").format(args.get("item_code"))
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)
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def repost_current_voucher(args, allow_negative_stock=False, via_landed_cost_voucher=False):
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if args.get("actual_qty") or args.get("voucher_type") == "Stock Reconciliation":
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if not args.get("posting_date"):
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args["posting_date"] = nowdate()
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if not (args.get("is_cancelled") and via_landed_cost_voucher):
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# Reposts only current voucher SL Entries
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# Updates valuation rate, stock value, stock queue for current transaction
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update_entries_after(
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{
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"item_code": args.get("item_code"),
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"warehouse": args.get("warehouse"),
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"posting_date": args.get("posting_date"),
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"posting_time": args.get("posting_time"),
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"voucher_type": args.get("voucher_type"),
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"voucher_no": args.get("voucher_no"),
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"sle_id": args.get("name"),
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"creation": args.get("creation"),
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},
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allow_negative_stock=allow_negative_stock,
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via_landed_cost_voucher=via_landed_cost_voucher,
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)
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# update qty in future sle and Validate negative qty
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# For LCV: update future balances with -ve LCV SLE, which will be balanced by +ve LCV SLE
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update_qty_in_future_sle(args, allow_negative_stock)
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def get_args_for_future_sle(row):
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return frappe._dict(
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{
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"voucher_type": row.get("voucher_type"),
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"voucher_no": row.get("voucher_no"),
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"posting_date": row.get("posting_date"),
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"posting_time": row.get("posting_time"),
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}
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)
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def validate_serial_no(sle):
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from erpnext.stock.doctype.serial_no.serial_no import get_serial_nos
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for sn in get_serial_nos(sle.serial_no):
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args = copy.deepcopy(sle)
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args.serial_no = sn
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args.warehouse = ""
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vouchers = []
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for row in get_stock_ledger_entries(args, ">"):
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voucher_type = frappe.bold(row.voucher_type)
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voucher_no = frappe.bold(get_link_to_form(row.voucher_type, row.voucher_no))
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vouchers.append(f"{voucher_type} {voucher_no}")
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if vouchers:
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serial_no = frappe.bold(sn)
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msg = (
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f"""The serial no {serial_no} has been used in the future transactions so you need to cancel them first.
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The list of the transactions are as below."""
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+ "<br><br><ul><li>"
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)
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msg += "</li><li>".join(vouchers)
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msg += "</li></ul>"
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title = "Cannot Submit" if not sle.get("is_cancelled") else "Cannot Cancel"
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frappe.throw(_(msg), title=_(title), exc=SerialNoExistsInFutureTransaction)
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def validate_cancellation(args):
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if args[0].get("is_cancelled"):
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repost_entry = frappe.db.get_value(
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"Repost Item Valuation",
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{"voucher_type": args[0].voucher_type, "voucher_no": args[0].voucher_no, "docstatus": 1},
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["name", "status"],
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as_dict=1,
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)
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if repost_entry:
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if repost_entry.status == "In Progress":
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frappe.throw(
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_(
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"Cannot cancel the transaction. Reposting of item valuation on submission is not completed yet."
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)
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)
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if repost_entry.status == "Queued":
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doc = frappe.get_doc("Repost Item Valuation", repost_entry.name)
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doc.status = "Skipped"
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doc.flags.ignore_permissions = True
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doc.cancel()
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def set_as_cancel(voucher_type, voucher_no):
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frappe.db.sql(
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"""update `tabStock Ledger Entry` set is_cancelled=1,
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modified=%s, modified_by=%s
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where voucher_type=%s and voucher_no=%s and is_cancelled = 0""",
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(now(), frappe.session.user, voucher_type, voucher_no),
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)
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def make_entry(args, allow_negative_stock=False, via_landed_cost_voucher=False):
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args["doctype"] = "Stock Ledger Entry"
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sle = frappe.get_doc(args)
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sle.flags.ignore_permissions = 1
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sle.allow_negative_stock = allow_negative_stock
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sle.via_landed_cost_voucher = via_landed_cost_voucher
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sle.submit()
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return sle
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def repost_future_sle(
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args=None,
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voucher_type=None,
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voucher_no=None,
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allow_negative_stock=None,
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via_landed_cost_voucher=False,
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doc=None,
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):
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if not args:
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args = [] # set args to empty list if None to avoid enumerate error
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items_to_be_repost = get_items_to_be_repost(
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voucher_type=voucher_type, voucher_no=voucher_no, doc=doc
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)
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if items_to_be_repost:
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args = items_to_be_repost
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distinct_item_warehouses = get_distinct_item_warehouse(args, doc)
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affected_transactions = get_affected_transactions(doc)
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i = get_current_index(doc) or 0
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while i < len(args):
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validate_item_warehouse(args[i])
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obj = update_entries_after(
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{
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"item_code": args[i].get("item_code"),
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"warehouse": args[i].get("warehouse"),
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"posting_date": args[i].get("posting_date"),
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"posting_time": args[i].get("posting_time"),
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"creation": args[i].get("creation"),
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"distinct_item_warehouses": distinct_item_warehouses,
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},
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allow_negative_stock=allow_negative_stock,
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via_landed_cost_voucher=via_landed_cost_voucher,
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)
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affected_transactions.update(obj.affected_transactions)
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distinct_item_warehouses[
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(args[i].get("item_code"), args[i].get("warehouse"))
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].reposting_status = True
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if obj.new_items_found:
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for item_wh, data in distinct_item_warehouses.items():
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if ("args_idx" not in data and not data.reposting_status) or (
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data.sle_changed and data.reposting_status
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):
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data.args_idx = len(args)
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args.append(data.sle)
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elif data.sle_changed and not data.reposting_status:
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args[data.args_idx] = data.sle
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data.sle_changed = False
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i += 1
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if doc:
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update_args_in_repost_item_valuation(
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doc, i, args, distinct_item_warehouses, affected_transactions
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)
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def validate_item_warehouse(args):
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for field in ["item_code", "warehouse", "posting_date", "posting_time"]:
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if args.get(field) in [None, ""]:
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validation_msg = f"The field {frappe.unscrub(field)} is required for the reposting"
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frappe.throw(_(validation_msg))
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def update_args_in_repost_item_valuation(
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doc, index, args, distinct_item_warehouses, affected_transactions
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):
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doc.db_set(
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{
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"items_to_be_repost": json.dumps(args, default=str),
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"distinct_item_and_warehouse": json.dumps(
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{str(k): v for k, v in distinct_item_warehouses.items()}, default=str
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),
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"current_index": index,
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"affected_transactions": frappe.as_json(affected_transactions),
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}
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)
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if not frappe.flags.in_test:
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frappe.db.commit()
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frappe.publish_realtime(
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"item_reposting_progress",
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{"name": doc.name, "items_to_be_repost": json.dumps(args, default=str), "current_index": index},
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)
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def get_items_to_be_repost(voucher_type=None, voucher_no=None, doc=None):
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items_to_be_repost = []
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if doc and doc.items_to_be_repost:
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items_to_be_repost = json.loads(doc.items_to_be_repost) or []
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if not items_to_be_repost and voucher_type and voucher_no:
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items_to_be_repost = frappe.db.get_all(
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"Stock Ledger Entry",
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filters={"voucher_type": voucher_type, "voucher_no": voucher_no},
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fields=["item_code", "warehouse", "posting_date", "posting_time", "creation"],
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order_by="creation asc",
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group_by="item_code, warehouse",
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)
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return items_to_be_repost or []
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def get_distinct_item_warehouse(args=None, doc=None):
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distinct_item_warehouses = {}
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if doc and doc.distinct_item_and_warehouse:
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distinct_item_warehouses = json.loads(doc.distinct_item_and_warehouse)
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distinct_item_warehouses = {
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frappe.safe_eval(k): frappe._dict(v) for k, v in distinct_item_warehouses.items()
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}
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else:
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for i, d in enumerate(args):
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distinct_item_warehouses.setdefault(
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(d.item_code, d.warehouse), frappe._dict({"reposting_status": False, "sle": d, "args_idx": i})
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)
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return distinct_item_warehouses
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def get_affected_transactions(doc) -> Set[Tuple[str, str]]:
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if not doc.affected_transactions:
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return set()
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transactions = frappe.parse_json(doc.affected_transactions)
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return {tuple(transaction) for transaction in transactions}
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def get_current_index(doc=None):
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if doc and doc.current_index:
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return doc.current_index
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class update_entries_after(object):
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"""
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update valution rate and qty after transaction
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from the current time-bucket onwards
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:param args: args as dict
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args = {
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"item_code": "ABC",
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"warehouse": "XYZ",
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"posting_date": "2012-12-12",
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"posting_time": "12:00"
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}
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"""
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def __init__(
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self,
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args,
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allow_zero_rate=False,
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allow_negative_stock=None,
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via_landed_cost_voucher=False,
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verbose=1,
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):
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self.exceptions = {}
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self.verbose = verbose
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self.allow_zero_rate = allow_zero_rate
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self.via_landed_cost_voucher = via_landed_cost_voucher
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self.item_code = args.get("item_code")
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self.allow_negative_stock = allow_negative_stock or is_negative_stock_allowed(
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item_code=self.item_code
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)
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self.args = frappe._dict(args)
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if self.args.sle_id:
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self.args["name"] = self.args.sle_id
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self.company = frappe.get_cached_value("Warehouse", self.args.warehouse, "company")
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self.set_precision()
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self.valuation_method = get_valuation_method(self.item_code)
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self.new_items_found = False
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self.distinct_item_warehouses = args.get("distinct_item_warehouses", frappe._dict())
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self.affected_transactions: Set[Tuple[str, str]] = set()
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self.data = frappe._dict()
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self.initialize_previous_data(self.args)
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self.build()
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def set_precision(self):
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self.flt_precision = cint(frappe.db.get_default("float_precision")) or 2
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self.currency_precision = get_field_precision(
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frappe.get_meta("Stock Ledger Entry").get_field("stock_value")
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)
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def initialize_previous_data(self, args):
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"""
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Get previous sl entries for current item for each related warehouse
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and assigns into self.data dict
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:Data Structure:
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self.data = {
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warehouse1: {
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'previus_sle': {},
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'qty_after_transaction': 10,
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'valuation_rate': 100,
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'stock_value': 1000,
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'prev_stock_value': 1000,
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'stock_queue': '[[10, 100]]',
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'stock_value_difference': 1000
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}
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}
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"""
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self.data.setdefault(args.warehouse, frappe._dict())
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warehouse_dict = self.data[args.warehouse]
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previous_sle = get_previous_sle_of_current_voucher(args)
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warehouse_dict.previous_sle = previous_sle
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for key in ("qty_after_transaction", "valuation_rate", "stock_value"):
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setattr(warehouse_dict, key, flt(previous_sle.get(key)))
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warehouse_dict.update(
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{
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"prev_stock_value": previous_sle.stock_value or 0.0,
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"stock_queue": json.loads(previous_sle.stock_queue or "[]"),
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"stock_value_difference": 0.0,
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}
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)
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def build(self):
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from erpnext.controllers.stock_controller import future_sle_exists
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if self.args.get("sle_id"):
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self.process_sle_against_current_timestamp()
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if not future_sle_exists(self.args):
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self.update_bin()
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else:
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entries_to_fix = self.get_future_entries_to_fix()
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i = 0
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while i < len(entries_to_fix):
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sle = entries_to_fix[i]
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i += 1
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self.process_sle(sle)
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if sle.dependant_sle_voucher_detail_no:
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entries_to_fix = self.get_dependent_entries_to_fix(entries_to_fix, sle)
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self.update_bin()
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if self.exceptions:
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self.raise_exceptions()
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def process_sle_against_current_timestamp(self):
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sl_entries = self.get_sle_against_current_voucher()
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for sle in sl_entries:
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self.process_sle(sle)
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def get_sle_against_current_voucher(self):
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self.args["time_format"] = "%H:%i:%s"
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return frappe.db.sql(
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"""
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select
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*, timestamp(posting_date, posting_time) as "timestamp"
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from
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`tabStock Ledger Entry`
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where
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item_code = %(item_code)s
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and warehouse = %(warehouse)s
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and is_cancelled = 0
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and (
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posting_date = %(posting_date)s and
|
|
time_format(posting_time, %(time_format)s) = time_format(%(posting_time)s, %(time_format)s)
|
|
)
|
|
order by
|
|
creation ASC
|
|
for update
|
|
""",
|
|
self.args,
|
|
as_dict=1,
|
|
)
|
|
|
|
def get_future_entries_to_fix(self):
|
|
# includes current entry!
|
|
args = self.data[self.args.warehouse].previous_sle or frappe._dict(
|
|
{"item_code": self.item_code, "warehouse": self.args.warehouse}
|
|
)
|
|
|
|
return list(self.get_sle_after_datetime(args))
|
|
|
|
def get_dependent_entries_to_fix(self, entries_to_fix, sle):
|
|
dependant_sle = get_sle_by_voucher_detail_no(
|
|
sle.dependant_sle_voucher_detail_no, excluded_sle=sle.name
|
|
)
|
|
|
|
if not dependant_sle:
|
|
return entries_to_fix
|
|
elif (
|
|
dependant_sle.item_code == self.item_code and dependant_sle.warehouse == self.args.warehouse
|
|
):
|
|
return entries_to_fix
|
|
elif dependant_sle.item_code != self.item_code:
|
|
self.update_distinct_item_warehouses(dependant_sle)
|
|
return entries_to_fix
|
|
elif dependant_sle.item_code == self.item_code and dependant_sle.warehouse in self.data:
|
|
return entries_to_fix
|
|
else:
|
|
self.initialize_previous_data(dependant_sle)
|
|
self.update_distinct_item_warehouses(dependant_sle)
|
|
return entries_to_fix
|
|
|
|
def update_distinct_item_warehouses(self, dependant_sle):
|
|
key = (dependant_sle.item_code, dependant_sle.warehouse)
|
|
val = frappe._dict({"sle": dependant_sle})
|
|
if key not in self.distinct_item_warehouses:
|
|
self.distinct_item_warehouses[key] = val
|
|
self.new_items_found = True
|
|
else:
|
|
existing_sle_posting_date = (
|
|
self.distinct_item_warehouses[key].get("sle", {}).get("posting_date")
|
|
)
|
|
if getdate(dependant_sle.posting_date) < getdate(existing_sle_posting_date):
|
|
val.sle_changed = True
|
|
self.distinct_item_warehouses[key] = val
|
|
self.new_items_found = True
|
|
|
|
def process_sle(self, sle):
|
|
from erpnext.stock.doctype.serial_no.serial_no import get_serial_nos
|
|
|
|
# previous sle data for this warehouse
|
|
self.wh_data = self.data[sle.warehouse]
|
|
self.affected_transactions.add((sle.voucher_type, sle.voucher_no))
|
|
|
|
if (sle.serial_no and not self.via_landed_cost_voucher) or not cint(self.allow_negative_stock):
|
|
# validate negative stock for serialized items, fifo valuation
|
|
# or when negative stock is not allowed for moving average
|
|
if not self.validate_negative_stock(sle):
|
|
self.wh_data.qty_after_transaction += flt(sle.actual_qty)
|
|
return
|
|
|
|
# Get dynamic incoming/outgoing rate
|
|
if not self.args.get("sle_id"):
|
|
self.get_dynamic_incoming_outgoing_rate(sle)
|
|
|
|
if (
|
|
sle.voucher_type in ["Purchase Receipt", "Purchase Invoice"]
|
|
and sle.voucher_detail_no
|
|
and sle.actual_qty < 0
|
|
and frappe.get_cached_value(sle.voucher_type, sle.voucher_no, "is_internal_supplier")
|
|
):
|
|
sle.outgoing_rate = get_incoming_rate_for_inter_company_transfer(sle)
|
|
|
|
if get_serial_nos(sle.serial_no):
|
|
self.get_serialized_values(sle)
|
|
self.wh_data.qty_after_transaction += flt(sle.actual_qty)
|
|
if sle.voucher_type == "Stock Reconciliation":
|
|
self.wh_data.qty_after_transaction = sle.qty_after_transaction
|
|
|
|
self.wh_data.stock_value = flt(self.wh_data.qty_after_transaction) * flt(
|
|
self.wh_data.valuation_rate
|
|
)
|
|
elif sle.batch_no and frappe.db.get_value(
|
|
"Batch", sle.batch_no, "use_batchwise_valuation", cache=True
|
|
):
|
|
self.update_batched_values(sle)
|
|
else:
|
|
if sle.voucher_type == "Stock Reconciliation" and not sle.batch_no:
|
|
# assert
|
|
self.wh_data.valuation_rate = sle.valuation_rate
|
|
self.wh_data.qty_after_transaction = sle.qty_after_transaction
|
|
self.wh_data.stock_value = flt(self.wh_data.qty_after_transaction) * flt(
|
|
self.wh_data.valuation_rate
|
|
)
|
|
if self.valuation_method != "Moving Average":
|
|
self.wh_data.stock_queue = [[self.wh_data.qty_after_transaction, self.wh_data.valuation_rate]]
|
|
else:
|
|
if self.valuation_method == "Moving Average":
|
|
self.get_moving_average_values(sle)
|
|
self.wh_data.qty_after_transaction += flt(sle.actual_qty)
|
|
self.wh_data.stock_value = flt(self.wh_data.qty_after_transaction) * flt(
|
|
self.wh_data.valuation_rate
|
|
)
|
|
else:
|
|
self.update_queue_values(sle)
|
|
|
|
# rounding as per precision
|
|
self.wh_data.stock_value = flt(self.wh_data.stock_value, self.currency_precision)
|
|
if not self.wh_data.qty_after_transaction:
|
|
self.wh_data.stock_value = 0.0
|
|
stock_value_difference = self.wh_data.stock_value - self.wh_data.prev_stock_value
|
|
self.wh_data.prev_stock_value = self.wh_data.stock_value
|
|
|
|
# update current sle
|
|
sle.qty_after_transaction = self.wh_data.qty_after_transaction
|
|
sle.valuation_rate = self.wh_data.valuation_rate
|
|
sle.stock_value = self.wh_data.stock_value
|
|
sle.stock_queue = json.dumps(self.wh_data.stock_queue)
|
|
sle.stock_value_difference = stock_value_difference
|
|
sle.doctype = "Stock Ledger Entry"
|
|
|
|
frappe.get_doc(sle).db_update()
|
|
|
|
if not self.args.get("sle_id"):
|
|
self.update_outgoing_rate_on_transaction(sle)
|
|
|
|
def validate_negative_stock(self, sle):
|
|
"""
|
|
validate negative stock for entries current datetime onwards
|
|
will not consider cancelled entries
|
|
"""
|
|
diff = self.wh_data.qty_after_transaction + flt(sle.actual_qty)
|
|
diff = flt(diff, self.flt_precision) # respect system precision
|
|
|
|
if diff < 0 and abs(diff) > 0.0001:
|
|
# negative stock!
|
|
exc = sle.copy().update({"diff": diff})
|
|
self.exceptions.setdefault(sle.warehouse, []).append(exc)
|
|
return False
|
|
else:
|
|
return True
|
|
|
|
def get_dynamic_incoming_outgoing_rate(self, sle):
|
|
# Get updated incoming/outgoing rate from transaction
|
|
if sle.recalculate_rate:
|
|
rate = self.get_incoming_outgoing_rate_from_transaction(sle)
|
|
|
|
if flt(sle.actual_qty) >= 0:
|
|
sle.incoming_rate = rate
|
|
else:
|
|
sle.outgoing_rate = rate
|
|
|
|
def get_incoming_outgoing_rate_from_transaction(self, sle):
|
|
rate = 0
|
|
# Material Transfer, Repack, Manufacturing
|
|
if sle.voucher_type == "Stock Entry":
|
|
self.recalculate_amounts_in_stock_entry(sle.voucher_no)
|
|
rate = frappe.db.get_value("Stock Entry Detail", sle.voucher_detail_no, "valuation_rate")
|
|
# Sales and Purchase Return
|
|
elif sle.voucher_type in (
|
|
"Purchase Receipt",
|
|
"Purchase Invoice",
|
|
"Delivery Note",
|
|
"Sales Invoice",
|
|
"Subcontracting Receipt",
|
|
):
|
|
if frappe.get_cached_value(sle.voucher_type, sle.voucher_no, "is_return"):
|
|
from erpnext.controllers.sales_and_purchase_return import (
|
|
get_rate_for_return, # don't move this import to top
|
|
)
|
|
|
|
rate = get_rate_for_return(
|
|
sle.voucher_type,
|
|
sle.voucher_no,
|
|
sle.item_code,
|
|
voucher_detail_no=sle.voucher_detail_no,
|
|
sle=sle,
|
|
)
|
|
|
|
elif (
|
|
sle.voucher_type in ["Purchase Receipt", "Purchase Invoice"]
|
|
and sle.voucher_detail_no
|
|
and frappe.get_cached_value(sle.voucher_type, sle.voucher_no, "is_internal_supplier")
|
|
):
|
|
rate = get_incoming_rate_for_inter_company_transfer(sle)
|
|
else:
|
|
if sle.voucher_type in ("Purchase Receipt", "Purchase Invoice"):
|
|
rate_field = "valuation_rate"
|
|
elif sle.voucher_type == "Subcontracting Receipt":
|
|
rate_field = "rate"
|
|
else:
|
|
rate_field = "incoming_rate"
|
|
|
|
# check in item table
|
|
item_code, incoming_rate = frappe.db.get_value(
|
|
sle.voucher_type + " Item", sle.voucher_detail_no, ["item_code", rate_field]
|
|
)
|
|
|
|
if item_code == sle.item_code:
|
|
rate = incoming_rate
|
|
else:
|
|
if sle.voucher_type in ("Delivery Note", "Sales Invoice"):
|
|
ref_doctype = "Packed Item"
|
|
elif sle == "Subcontracting Receipt":
|
|
ref_doctype = "Subcontracting Receipt Supplied Item"
|
|
else:
|
|
ref_doctype = "Purchase Receipt Item Supplied"
|
|
|
|
rate = frappe.db.get_value(
|
|
ref_doctype,
|
|
{"parent_detail_docname": sle.voucher_detail_no, "item_code": sle.item_code},
|
|
rate_field,
|
|
)
|
|
|
|
return rate
|
|
|
|
def update_outgoing_rate_on_transaction(self, sle):
|
|
"""
|
|
Update outgoing rate in Stock Entry, Delivery Note, Sales Invoice and Sales Return
|
|
In case of Stock Entry, also calculate FG Item rate and total incoming/outgoing amount
|
|
"""
|
|
if sle.actual_qty and sle.voucher_detail_no:
|
|
outgoing_rate = abs(flt(sle.stock_value_difference)) / abs(sle.actual_qty)
|
|
|
|
if flt(sle.actual_qty) < 0 and sle.voucher_type == "Stock Entry":
|
|
self.update_rate_on_stock_entry(sle, outgoing_rate)
|
|
elif sle.voucher_type in ("Delivery Note", "Sales Invoice"):
|
|
self.update_rate_on_delivery_and_sales_return(sle, outgoing_rate)
|
|
elif flt(sle.actual_qty) < 0 and sle.voucher_type in ("Purchase Receipt", "Purchase Invoice"):
|
|
self.update_rate_on_purchase_receipt(sle, outgoing_rate)
|
|
elif flt(sle.actual_qty) < 0 and sle.voucher_type == "Subcontracting Receipt":
|
|
self.update_rate_on_subcontracting_receipt(sle, outgoing_rate)
|
|
|
|
def update_rate_on_stock_entry(self, sle, outgoing_rate):
|
|
frappe.db.set_value("Stock Entry Detail", sle.voucher_detail_no, "basic_rate", outgoing_rate)
|
|
|
|
# Update outgoing item's rate, recalculate FG Item's rate and total incoming/outgoing amount
|
|
if not sle.dependant_sle_voucher_detail_no:
|
|
self.recalculate_amounts_in_stock_entry(sle.voucher_no)
|
|
|
|
def recalculate_amounts_in_stock_entry(self, voucher_no):
|
|
stock_entry = frappe.get_doc("Stock Entry", voucher_no, for_update=True)
|
|
stock_entry.calculate_rate_and_amount(reset_outgoing_rate=False, raise_error_if_no_rate=False)
|
|
stock_entry.db_update()
|
|
for d in stock_entry.items:
|
|
d.db_update()
|
|
|
|
def update_rate_on_delivery_and_sales_return(self, sle, outgoing_rate):
|
|
# Update item's incoming rate on transaction
|
|
item_code = frappe.db.get_value(sle.voucher_type + " Item", sle.voucher_detail_no, "item_code")
|
|
if item_code == sle.item_code:
|
|
frappe.db.set_value(
|
|
sle.voucher_type + " Item", sle.voucher_detail_no, "incoming_rate", outgoing_rate
|
|
)
|
|
else:
|
|
# packed item
|
|
frappe.db.set_value(
|
|
"Packed Item",
|
|
{"parent_detail_docname": sle.voucher_detail_no, "item_code": sle.item_code},
|
|
"incoming_rate",
|
|
outgoing_rate,
|
|
)
|
|
|
|
def update_rate_on_purchase_receipt(self, sle, outgoing_rate):
|
|
if frappe.db.exists(sle.voucher_type + " Item", sle.voucher_detail_no):
|
|
if sle.voucher_type in ["Purchase Receipt", "Purchase Invoice"] and frappe.get_cached_value(
|
|
sle.voucher_type, sle.voucher_no, "is_internal_supplier"
|
|
):
|
|
frappe.db.set_value(
|
|
f"{sle.voucher_type} Item", sle.voucher_detail_no, "valuation_rate", sle.outgoing_rate
|
|
)
|
|
else:
|
|
frappe.db.set_value(
|
|
"Purchase Receipt Item Supplied", sle.voucher_detail_no, "rate", outgoing_rate
|
|
)
|
|
|
|
# Recalculate subcontracted item's rate in case of subcontracted purchase receipt/invoice
|
|
if frappe.get_cached_value(sle.voucher_type, sle.voucher_no, "is_subcontracted"):
|
|
doc = frappe.get_doc(sle.voucher_type, sle.voucher_no)
|
|
doc.update_valuation_rate(reset_outgoing_rate=False)
|
|
for d in doc.items + doc.supplied_items:
|
|
d.db_update()
|
|
|
|
def update_rate_on_subcontracting_receipt(self, sle, outgoing_rate):
|
|
if frappe.db.exists(sle.voucher_type + " Item", sle.voucher_detail_no):
|
|
frappe.db.set_value(sle.voucher_type + " Item", sle.voucher_detail_no, "rate", outgoing_rate)
|
|
else:
|
|
frappe.db.set_value(
|
|
"Subcontracting Receipt Supplied Item", sle.voucher_detail_no, "rate", outgoing_rate
|
|
)
|
|
|
|
def get_serialized_values(self, sle):
|
|
incoming_rate = flt(sle.incoming_rate)
|
|
actual_qty = flt(sle.actual_qty)
|
|
serial_nos = cstr(sle.serial_no).split("\n")
|
|
|
|
if incoming_rate < 0:
|
|
# wrong incoming rate
|
|
incoming_rate = self.wh_data.valuation_rate
|
|
|
|
stock_value_change = 0
|
|
if actual_qty > 0:
|
|
stock_value_change = actual_qty * incoming_rate
|
|
else:
|
|
# In case of delivery/stock issue, get average purchase rate
|
|
# of serial nos of current entry
|
|
if not sle.is_cancelled:
|
|
outgoing_value = self.get_incoming_value_for_serial_nos(sle, serial_nos)
|
|
stock_value_change = -1 * outgoing_value
|
|
else:
|
|
stock_value_change = actual_qty * sle.outgoing_rate
|
|
|
|
new_stock_qty = self.wh_data.qty_after_transaction + actual_qty
|
|
|
|
if new_stock_qty > 0:
|
|
new_stock_value = (
|
|
self.wh_data.qty_after_transaction * self.wh_data.valuation_rate
|
|
) + stock_value_change
|
|
if new_stock_value >= 0:
|
|
# calculate new valuation rate only if stock value is positive
|
|
# else it remains the same as that of previous entry
|
|
self.wh_data.valuation_rate = new_stock_value / new_stock_qty
|
|
|
|
if not self.wh_data.valuation_rate and sle.voucher_detail_no:
|
|
allow_zero_rate = self.check_if_allow_zero_valuation_rate(
|
|
sle.voucher_type, sle.voucher_detail_no
|
|
)
|
|
if not allow_zero_rate:
|
|
self.wh_data.valuation_rate = self.get_fallback_rate(sle)
|
|
|
|
def get_incoming_value_for_serial_nos(self, sle, serial_nos):
|
|
# get rate from serial nos within same company
|
|
all_serial_nos = frappe.get_all(
|
|
"Serial No", fields=["purchase_rate", "name", "company"], filters={"name": ("in", serial_nos)}
|
|
)
|
|
|
|
incoming_values = sum(flt(d.purchase_rate) for d in all_serial_nos if d.company == sle.company)
|
|
|
|
# Get rate for serial nos which has been transferred to other company
|
|
invalid_serial_nos = [d.name for d in all_serial_nos if d.company != sle.company]
|
|
for serial_no in invalid_serial_nos:
|
|
incoming_rate = frappe.db.sql(
|
|
"""
|
|
select incoming_rate
|
|
from `tabStock Ledger Entry`
|
|
where
|
|
company = %s
|
|
and actual_qty > 0
|
|
and is_cancelled = 0
|
|
and (serial_no = %s
|
|
or serial_no like %s
|
|
or serial_no like %s
|
|
or serial_no like %s
|
|
)
|
|
order by posting_date desc
|
|
limit 1
|
|
""",
|
|
(sle.company, serial_no, serial_no + "\n%", "%\n" + serial_no, "%\n" + serial_no + "\n%"),
|
|
)
|
|
|
|
incoming_values += flt(incoming_rate[0][0]) if incoming_rate else 0
|
|
|
|
return incoming_values
|
|
|
|
def get_moving_average_values(self, sle):
|
|
actual_qty = flt(sle.actual_qty)
|
|
new_stock_qty = flt(self.wh_data.qty_after_transaction) + actual_qty
|
|
if new_stock_qty >= 0:
|
|
if actual_qty > 0:
|
|
if flt(self.wh_data.qty_after_transaction) <= 0:
|
|
self.wh_data.valuation_rate = sle.incoming_rate
|
|
else:
|
|
new_stock_value = (self.wh_data.qty_after_transaction * self.wh_data.valuation_rate) + (
|
|
actual_qty * sle.incoming_rate
|
|
)
|
|
|
|
self.wh_data.valuation_rate = new_stock_value / new_stock_qty
|
|
|
|
elif sle.outgoing_rate:
|
|
if new_stock_qty:
|
|
new_stock_value = (self.wh_data.qty_after_transaction * self.wh_data.valuation_rate) + (
|
|
actual_qty * sle.outgoing_rate
|
|
)
|
|
|
|
self.wh_data.valuation_rate = new_stock_value / new_stock_qty
|
|
else:
|
|
self.wh_data.valuation_rate = sle.outgoing_rate
|
|
else:
|
|
if flt(self.wh_data.qty_after_transaction) >= 0 and sle.outgoing_rate:
|
|
self.wh_data.valuation_rate = sle.outgoing_rate
|
|
|
|
if not self.wh_data.valuation_rate and actual_qty > 0:
|
|
self.wh_data.valuation_rate = sle.incoming_rate
|
|
|
|
# Get valuation rate from previous SLE or Item master, if item does not have the
|
|
# allow zero valuration rate flag set
|
|
if not self.wh_data.valuation_rate and sle.voucher_detail_no:
|
|
allow_zero_valuation_rate = self.check_if_allow_zero_valuation_rate(
|
|
sle.voucher_type, sle.voucher_detail_no
|
|
)
|
|
if not allow_zero_valuation_rate:
|
|
self.wh_data.valuation_rate = self.get_fallback_rate(sle)
|
|
|
|
def update_queue_values(self, sle):
|
|
incoming_rate = flt(sle.incoming_rate)
|
|
actual_qty = flt(sle.actual_qty)
|
|
outgoing_rate = flt(sle.outgoing_rate)
|
|
|
|
self.wh_data.qty_after_transaction = round_off_if_near_zero(
|
|
self.wh_data.qty_after_transaction + actual_qty
|
|
)
|
|
|
|
if self.valuation_method == "LIFO":
|
|
stock_queue = LIFOValuation(self.wh_data.stock_queue)
|
|
else:
|
|
stock_queue = FIFOValuation(self.wh_data.stock_queue)
|
|
|
|
_prev_qty, prev_stock_value = stock_queue.get_total_stock_and_value()
|
|
|
|
if actual_qty > 0:
|
|
stock_queue.add_stock(qty=actual_qty, rate=incoming_rate)
|
|
else:
|
|
|
|
def rate_generator() -> float:
|
|
allow_zero_valuation_rate = self.check_if_allow_zero_valuation_rate(
|
|
sle.voucher_type, sle.voucher_detail_no
|
|
)
|
|
if not allow_zero_valuation_rate:
|
|
return self.get_fallback_rate(sle)
|
|
else:
|
|
return 0.0
|
|
|
|
stock_queue.remove_stock(
|
|
qty=abs(actual_qty), outgoing_rate=outgoing_rate, rate_generator=rate_generator
|
|
)
|
|
|
|
_qty, stock_value = stock_queue.get_total_stock_and_value()
|
|
|
|
stock_value_difference = stock_value - prev_stock_value
|
|
|
|
self.wh_data.stock_queue = stock_queue.state
|
|
self.wh_data.stock_value = round_off_if_near_zero(
|
|
self.wh_data.stock_value + stock_value_difference
|
|
)
|
|
|
|
if not self.wh_data.stock_queue:
|
|
self.wh_data.stock_queue.append(
|
|
[0, sle.incoming_rate or sle.outgoing_rate or self.wh_data.valuation_rate]
|
|
)
|
|
|
|
if self.wh_data.qty_after_transaction:
|
|
self.wh_data.valuation_rate = self.wh_data.stock_value / self.wh_data.qty_after_transaction
|
|
|
|
def update_batched_values(self, sle):
|
|
incoming_rate = flt(sle.incoming_rate)
|
|
actual_qty = flt(sle.actual_qty)
|
|
|
|
self.wh_data.qty_after_transaction = round_off_if_near_zero(
|
|
self.wh_data.qty_after_transaction + actual_qty
|
|
)
|
|
|
|
if actual_qty > 0:
|
|
stock_value_difference = incoming_rate * actual_qty
|
|
else:
|
|
outgoing_rate = get_batch_incoming_rate(
|
|
item_code=sle.item_code,
|
|
warehouse=sle.warehouse,
|
|
batch_no=sle.batch_no,
|
|
posting_date=sle.posting_date,
|
|
posting_time=sle.posting_time,
|
|
creation=sle.creation,
|
|
)
|
|
if outgoing_rate is None:
|
|
# This can *only* happen if qty available for the batch is zero.
|
|
# in such case fall back various other rates.
|
|
# future entries will correct the overall accounting as each
|
|
# batch individually uses moving average rates.
|
|
outgoing_rate = self.get_fallback_rate(sle)
|
|
stock_value_difference = outgoing_rate * actual_qty
|
|
|
|
self.wh_data.stock_value = round_off_if_near_zero(
|
|
self.wh_data.stock_value + stock_value_difference
|
|
)
|
|
if self.wh_data.qty_after_transaction:
|
|
self.wh_data.valuation_rate = self.wh_data.stock_value / self.wh_data.qty_after_transaction
|
|
|
|
def check_if_allow_zero_valuation_rate(self, voucher_type, voucher_detail_no):
|
|
ref_item_dt = ""
|
|
|
|
if voucher_type == "Stock Entry":
|
|
ref_item_dt = voucher_type + " Detail"
|
|
elif voucher_type in ["Purchase Invoice", "Sales Invoice", "Delivery Note", "Purchase Receipt"]:
|
|
ref_item_dt = voucher_type + " Item"
|
|
|
|
if ref_item_dt:
|
|
return frappe.db.get_value(ref_item_dt, voucher_detail_no, "allow_zero_valuation_rate")
|
|
else:
|
|
return 0
|
|
|
|
def get_fallback_rate(self, sle) -> float:
|
|
"""When exact incoming rate isn't available use any of other "average" rates as fallback.
|
|
This should only get used for negative stock."""
|
|
return get_valuation_rate(
|
|
sle.item_code,
|
|
sle.warehouse,
|
|
sle.voucher_type,
|
|
sle.voucher_no,
|
|
self.allow_zero_rate,
|
|
currency=erpnext.get_company_currency(sle.company),
|
|
company=sle.company,
|
|
batch_no=sle.batch_no,
|
|
)
|
|
|
|
def get_sle_before_datetime(self, args):
|
|
"""get previous stock ledger entry before current time-bucket"""
|
|
sle = get_stock_ledger_entries(args, "<", "desc", "limit 1", for_update=False)
|
|
sle = sle[0] if sle else frappe._dict()
|
|
return sle
|
|
|
|
def get_sle_after_datetime(self, args):
|
|
"""get Stock Ledger Entries after a particular datetime, for reposting"""
|
|
return get_stock_ledger_entries(args, ">", "asc", for_update=True, check_serial_no=False)
|
|
|
|
def raise_exceptions(self):
|
|
msg_list = []
|
|
for warehouse, exceptions in self.exceptions.items():
|
|
deficiency = min(e["diff"] for e in exceptions)
|
|
|
|
if (
|
|
exceptions[0]["voucher_type"],
|
|
exceptions[0]["voucher_no"],
|
|
) in frappe.local.flags.currently_saving:
|
|
|
|
msg = _("{0} units of {1} needed in {2} to complete this transaction.").format(
|
|
abs(deficiency),
|
|
frappe.get_desk_link("Item", exceptions[0]["item_code"]),
|
|
frappe.get_desk_link("Warehouse", warehouse),
|
|
)
|
|
else:
|
|
msg = _(
|
|
"{0} units of {1} needed in {2} on {3} {4} for {5} to complete this transaction."
|
|
).format(
|
|
abs(deficiency),
|
|
frappe.get_desk_link("Item", exceptions[0]["item_code"]),
|
|
frappe.get_desk_link("Warehouse", warehouse),
|
|
exceptions[0]["posting_date"],
|
|
exceptions[0]["posting_time"],
|
|
frappe.get_desk_link(exceptions[0]["voucher_type"], exceptions[0]["voucher_no"]),
|
|
)
|
|
|
|
if msg:
|
|
msg_list.append(msg)
|
|
|
|
if msg_list:
|
|
message = "\n\n".join(msg_list)
|
|
if self.verbose:
|
|
frappe.throw(message, NegativeStockError, title=_("Insufficient Stock"))
|
|
else:
|
|
raise NegativeStockError(message)
|
|
|
|
def update_bin(self):
|
|
# update bin for each warehouse
|
|
for warehouse, data in self.data.items():
|
|
bin_name = get_or_make_bin(self.item_code, warehouse)
|
|
|
|
updated_values = {"actual_qty": data.qty_after_transaction, "stock_value": data.stock_value}
|
|
if data.valuation_rate is not None:
|
|
updated_values["valuation_rate"] = data.valuation_rate
|
|
frappe.db.set_value("Bin", bin_name, updated_values, update_modified=True)
|
|
|
|
|
|
def get_previous_sle_of_current_voucher(args, operator="<", exclude_current_voucher=False):
|
|
"""get stock ledger entries filtered by specific posting datetime conditions"""
|
|
|
|
args["time_format"] = "%H:%i:%s"
|
|
if not args.get("posting_date"):
|
|
args["posting_date"] = "1900-01-01"
|
|
if not args.get("posting_time"):
|
|
args["posting_time"] = "00:00"
|
|
|
|
voucher_condition = ""
|
|
if exclude_current_voucher:
|
|
voucher_no = args.get("voucher_no")
|
|
voucher_condition = f"and voucher_no != '{voucher_no}'"
|
|
|
|
sle = frappe.db.sql(
|
|
"""
|
|
select *, timestamp(posting_date, posting_time) as "timestamp"
|
|
from `tabStock Ledger Entry`
|
|
where item_code = %(item_code)s
|
|
and warehouse = %(warehouse)s
|
|
and is_cancelled = 0
|
|
{voucher_condition}
|
|
and (
|
|
posting_date < %(posting_date)s or
|
|
(
|
|
posting_date = %(posting_date)s and
|
|
time_format(posting_time, %(time_format)s) {operator} time_format(%(posting_time)s, %(time_format)s)
|
|
)
|
|
)
|
|
order by timestamp(posting_date, posting_time) desc, creation desc
|
|
limit 1
|
|
for update""".format(
|
|
operator=operator, voucher_condition=voucher_condition
|
|
),
|
|
args,
|
|
as_dict=1,
|
|
)
|
|
|
|
return sle[0] if sle else frappe._dict()
|
|
|
|
|
|
def get_previous_sle(args, for_update=False):
|
|
"""
|
|
get the last sle on or before the current time-bucket,
|
|
to get actual qty before transaction, this function
|
|
is called from various transaction like stock entry, reco etc
|
|
|
|
args = {
|
|
"item_code": "ABC",
|
|
"warehouse": "XYZ",
|
|
"posting_date": "2012-12-12",
|
|
"posting_time": "12:00",
|
|
"sle": "name of reference Stock Ledger Entry"
|
|
}
|
|
"""
|
|
args["name"] = args.get("sle", None) or ""
|
|
sle = get_stock_ledger_entries(args, "<=", "desc", "limit 1", for_update=for_update)
|
|
return sle and sle[0] or {}
|
|
|
|
|
|
def get_stock_ledger_entries(
|
|
previous_sle,
|
|
operator=None,
|
|
order="desc",
|
|
limit=None,
|
|
for_update=False,
|
|
debug=False,
|
|
check_serial_no=True,
|
|
):
|
|
"""get stock ledger entries filtered by specific posting datetime conditions"""
|
|
conditions = " and timestamp(posting_date, posting_time) {0} timestamp(%(posting_date)s, %(posting_time)s)".format(
|
|
operator
|
|
)
|
|
if previous_sle.get("warehouse"):
|
|
conditions += " and warehouse = %(warehouse)s"
|
|
elif previous_sle.get("warehouse_condition"):
|
|
conditions += " and " + previous_sle.get("warehouse_condition")
|
|
|
|
if check_serial_no and previous_sle.get("serial_no"):
|
|
# conditions += " and serial_no like {}".format(frappe.db.escape('%{0}%'.format(previous_sle.get("serial_no"))))
|
|
serial_no = previous_sle.get("serial_no")
|
|
conditions += (
|
|
""" and
|
|
(
|
|
serial_no = {0}
|
|
or serial_no like {1}
|
|
or serial_no like {2}
|
|
or serial_no like {3}
|
|
)
|
|
"""
|
|
).format(
|
|
frappe.db.escape(serial_no),
|
|
frappe.db.escape("{}\n%".format(serial_no)),
|
|
frappe.db.escape("%\n{}".format(serial_no)),
|
|
frappe.db.escape("%\n{}\n%".format(serial_no)),
|
|
)
|
|
|
|
if not previous_sle.get("posting_date"):
|
|
previous_sle["posting_date"] = "1900-01-01"
|
|
if not previous_sle.get("posting_time"):
|
|
previous_sle["posting_time"] = "00:00"
|
|
|
|
if operator in (">", "<=") and previous_sle.get("name"):
|
|
conditions += " and name!=%(name)s"
|
|
|
|
return frappe.db.sql(
|
|
"""
|
|
select *, timestamp(posting_date, posting_time) as "timestamp"
|
|
from `tabStock Ledger Entry`
|
|
where item_code = %%(item_code)s
|
|
and is_cancelled = 0
|
|
%(conditions)s
|
|
order by timestamp(posting_date, posting_time) %(order)s, creation %(order)s
|
|
%(limit)s %(for_update)s"""
|
|
% {
|
|
"conditions": conditions,
|
|
"limit": limit or "",
|
|
"for_update": for_update and "for update" or "",
|
|
"order": order,
|
|
},
|
|
previous_sle,
|
|
as_dict=1,
|
|
debug=debug,
|
|
)
|
|
|
|
|
|
def get_sle_by_voucher_detail_no(voucher_detail_no, excluded_sle=None):
|
|
return frappe.db.get_value(
|
|
"Stock Ledger Entry",
|
|
{"voucher_detail_no": voucher_detail_no, "name": ["!=", excluded_sle], "is_cancelled": 0},
|
|
[
|
|
"item_code",
|
|
"warehouse",
|
|
"posting_date",
|
|
"posting_time",
|
|
"timestamp(posting_date, posting_time) as timestamp",
|
|
],
|
|
as_dict=1,
|
|
)
|
|
|
|
|
|
def get_batch_incoming_rate(
|
|
item_code, warehouse, batch_no, posting_date, posting_time, creation=None
|
|
):
|
|
|
|
sle = frappe.qb.DocType("Stock Ledger Entry")
|
|
|
|
timestamp_condition = CombineDatetime(sle.posting_date, sle.posting_time) < CombineDatetime(
|
|
posting_date, posting_time
|
|
)
|
|
if creation:
|
|
timestamp_condition |= (
|
|
CombineDatetime(sle.posting_date, sle.posting_time)
|
|
== CombineDatetime(posting_date, posting_time)
|
|
) & (sle.creation < creation)
|
|
|
|
batch_details = (
|
|
frappe.qb.from_(sle)
|
|
.select(Sum(sle.stock_value_difference).as_("batch_value"), Sum(sle.actual_qty).as_("batch_qty"))
|
|
.where(
|
|
(sle.item_code == item_code)
|
|
& (sle.warehouse == warehouse)
|
|
& (sle.batch_no == batch_no)
|
|
& (sle.is_cancelled == 0)
|
|
)
|
|
.where(timestamp_condition)
|
|
).run(as_dict=True)
|
|
|
|
if batch_details and batch_details[0].batch_qty:
|
|
return batch_details[0].batch_value / batch_details[0].batch_qty
|
|
|
|
|
|
def get_valuation_rate(
|
|
item_code,
|
|
warehouse,
|
|
voucher_type,
|
|
voucher_no,
|
|
allow_zero_rate=False,
|
|
currency=None,
|
|
company=None,
|
|
raise_error_if_no_rate=True,
|
|
batch_no=None,
|
|
):
|
|
|
|
if not company:
|
|
company = frappe.get_cached_value("Warehouse", warehouse, "company")
|
|
|
|
last_valuation_rate = None
|
|
|
|
# Get moving average rate of a specific batch number
|
|
if warehouse and batch_no and frappe.db.get_value("Batch", batch_no, "use_batchwise_valuation"):
|
|
last_valuation_rate = frappe.db.sql(
|
|
"""
|
|
select sum(stock_value_difference) / sum(actual_qty)
|
|
from `tabStock Ledger Entry`
|
|
where
|
|
item_code = %s
|
|
AND warehouse = %s
|
|
AND batch_no = %s
|
|
AND is_cancelled = 0
|
|
AND NOT (voucher_no = %s AND voucher_type = %s)
|
|
""",
|
|
(item_code, warehouse, batch_no, voucher_no, voucher_type),
|
|
)
|
|
|
|
# Get valuation rate from last sle for the same item and warehouse
|
|
if not last_valuation_rate or last_valuation_rate[0][0] is None:
|
|
last_valuation_rate = frappe.db.sql(
|
|
"""select valuation_rate
|
|
from `tabStock Ledger Entry` force index (item_warehouse)
|
|
where
|
|
item_code = %s
|
|
AND warehouse = %s
|
|
AND valuation_rate >= 0
|
|
AND is_cancelled = 0
|
|
AND NOT (voucher_no = %s AND voucher_type = %s)
|
|
order by posting_date desc, posting_time desc, name desc limit 1""",
|
|
(item_code, warehouse, voucher_no, voucher_type),
|
|
)
|
|
|
|
if last_valuation_rate:
|
|
return flt(last_valuation_rate[0][0])
|
|
|
|
# If negative stock allowed, and item delivered without any incoming entry,
|
|
# system does not found any SLE, then take valuation rate from Item
|
|
valuation_rate = frappe.db.get_value("Item", item_code, "valuation_rate")
|
|
|
|
if not valuation_rate:
|
|
# try Item Standard rate
|
|
valuation_rate = frappe.db.get_value("Item", item_code, "standard_rate")
|
|
|
|
if not valuation_rate:
|
|
# try in price list
|
|
valuation_rate = frappe.db.get_value(
|
|
"Item Price", dict(item_code=item_code, buying=1, currency=currency), "price_list_rate"
|
|
)
|
|
|
|
if (
|
|
not allow_zero_rate
|
|
and not valuation_rate
|
|
and raise_error_if_no_rate
|
|
and cint(erpnext.is_perpetual_inventory_enabled(company))
|
|
):
|
|
form_link = get_link_to_form("Item", item_code)
|
|
|
|
message = _(
|
|
"Valuation Rate for the Item {0}, is required to do accounting entries for {1} {2}."
|
|
).format(form_link, voucher_type, voucher_no)
|
|
message += "<br><br>" + _("Here are the options to proceed:")
|
|
solutions = (
|
|
"<li>"
|
|
+ _(
|
|
"If the item is transacting as a Zero Valuation Rate item in this entry, please enable 'Allow Zero Valuation Rate' in the {0} Item table."
|
|
).format(voucher_type)
|
|
+ "</li>"
|
|
)
|
|
solutions += (
|
|
"<li>"
|
|
+ _("If not, you can Cancel / Submit this entry")
|
|
+ " {0} ".format(frappe.bold("after"))
|
|
+ _("performing either one below:")
|
|
+ "</li>"
|
|
)
|
|
sub_solutions = "<ul><li>" + _("Create an incoming stock transaction for the Item.") + "</li>"
|
|
sub_solutions += "<li>" + _("Mention Valuation Rate in the Item master.") + "</li></ul>"
|
|
msg = message + solutions + sub_solutions + "</li>"
|
|
|
|
frappe.throw(msg=msg, title=_("Valuation Rate Missing"))
|
|
|
|
return valuation_rate
|
|
|
|
|
|
def update_qty_in_future_sle(args, allow_negative_stock=False):
|
|
"""Recalculate Qty after Transaction in future SLEs based on current SLE."""
|
|
datetime_limit_condition = ""
|
|
qty_shift = args.actual_qty
|
|
|
|
args["time_format"] = "%H:%i:%s"
|
|
|
|
# find difference/shift in qty caused by stock reconciliation
|
|
if args.voucher_type == "Stock Reconciliation":
|
|
qty_shift = get_stock_reco_qty_shift(args)
|
|
|
|
# find the next nearest stock reco so that we only recalculate SLEs till that point
|
|
next_stock_reco_detail = get_next_stock_reco(args)
|
|
if next_stock_reco_detail:
|
|
detail = next_stock_reco_detail[0]
|
|
if detail.batch_no:
|
|
regenerate_sle_for_batch_stock_reco(detail)
|
|
|
|
# add condition to update SLEs before this date & time
|
|
datetime_limit_condition = get_datetime_limit_condition(detail)
|
|
|
|
frappe.db.sql(
|
|
f"""
|
|
update `tabStock Ledger Entry`
|
|
set qty_after_transaction = qty_after_transaction + {qty_shift}
|
|
where
|
|
item_code = %(item_code)s
|
|
and warehouse = %(warehouse)s
|
|
and voucher_no != %(voucher_no)s
|
|
and is_cancelled = 0
|
|
and (
|
|
posting_date > %(posting_date)s or
|
|
(
|
|
posting_date = %(posting_date)s and
|
|
time_format(posting_time, %(time_format)s) > time_format(%(posting_time)s, %(time_format)s)
|
|
)
|
|
)
|
|
{datetime_limit_condition}
|
|
""",
|
|
args,
|
|
)
|
|
|
|
validate_negative_qty_in_future_sle(args, allow_negative_stock)
|
|
|
|
|
|
def regenerate_sle_for_batch_stock_reco(detail):
|
|
doc = frappe.get_cached_doc("Stock Reconciliation", detail.voucher_no)
|
|
doc.docstatus = 2
|
|
doc.update_stock_ledger()
|
|
|
|
doc.recalculate_current_qty(detail.item_code, detail.batch_no)
|
|
doc.docstatus = 1
|
|
doc.update_stock_ledger()
|
|
|
|
|
|
def get_stock_reco_qty_shift(args):
|
|
stock_reco_qty_shift = 0
|
|
if args.get("is_cancelled"):
|
|
if args.get("previous_qty_after_transaction"):
|
|
# get qty (balance) that was set at submission
|
|
last_balance = args.get("previous_qty_after_transaction")
|
|
stock_reco_qty_shift = flt(args.qty_after_transaction) - flt(last_balance)
|
|
else:
|
|
stock_reco_qty_shift = flt(args.actual_qty)
|
|
else:
|
|
# reco is being submitted
|
|
last_balance = get_previous_sle_of_current_voucher(args, "<=", exclude_current_voucher=True).get(
|
|
"qty_after_transaction"
|
|
)
|
|
|
|
if last_balance is not None:
|
|
stock_reco_qty_shift = flt(args.qty_after_transaction) - flt(last_balance)
|
|
else:
|
|
stock_reco_qty_shift = args.qty_after_transaction
|
|
|
|
return stock_reco_qty_shift
|
|
|
|
|
|
def get_next_stock_reco(args):
|
|
"""Returns next nearest stock reconciliaton's details."""
|
|
|
|
return frappe.db.sql(
|
|
"""
|
|
select
|
|
name, posting_date, posting_time, creation, voucher_no, item_code, batch_no, actual_qty
|
|
from
|
|
`tabStock Ledger Entry`
|
|
where
|
|
item_code = %(item_code)s
|
|
and warehouse = %(warehouse)s
|
|
and voucher_type = 'Stock Reconciliation'
|
|
and voucher_no != %(voucher_no)s
|
|
and is_cancelled = 0
|
|
and (timestamp(posting_date, posting_time) > timestamp(%(posting_date)s, %(posting_time)s)
|
|
or (
|
|
timestamp(posting_date, posting_time) = timestamp(%(posting_date)s, %(posting_time)s)
|
|
and creation > %(creation)s
|
|
)
|
|
)
|
|
order by timestamp(posting_date, posting_time) asc, creation asc
|
|
limit 1
|
|
""",
|
|
args,
|
|
as_dict=1,
|
|
)
|
|
|
|
|
|
def get_datetime_limit_condition(detail):
|
|
return f"""
|
|
and
|
|
(timestamp(posting_date, posting_time) < timestamp('{detail.posting_date}', '{detail.posting_time}')
|
|
or (
|
|
timestamp(posting_date, posting_time) = timestamp('{detail.posting_date}', '{detail.posting_time}')
|
|
and creation < '{detail.creation}'
|
|
)
|
|
)"""
|
|
|
|
|
|
def validate_negative_qty_in_future_sle(args, allow_negative_stock=False):
|
|
if allow_negative_stock or is_negative_stock_allowed(item_code=args.item_code):
|
|
return
|
|
if not (args.actual_qty < 0 or args.voucher_type == "Stock Reconciliation"):
|
|
return
|
|
|
|
neg_sle = get_future_sle_with_negative_qty(args)
|
|
|
|
if is_negative_with_precision(neg_sle):
|
|
message = _(
|
|
"{0} units of {1} needed in {2} on {3} {4} for {5} to complete this transaction."
|
|
).format(
|
|
abs(neg_sle[0]["qty_after_transaction"]),
|
|
frappe.get_desk_link("Item", args.item_code),
|
|
frappe.get_desk_link("Warehouse", args.warehouse),
|
|
neg_sle[0]["posting_date"],
|
|
neg_sle[0]["posting_time"],
|
|
frappe.get_desk_link(neg_sle[0]["voucher_type"], neg_sle[0]["voucher_no"]),
|
|
)
|
|
|
|
frappe.throw(message, NegativeStockError, title=_("Insufficient Stock"))
|
|
|
|
if not args.batch_no:
|
|
return
|
|
|
|
neg_batch_sle = get_future_sle_with_negative_batch_qty(args)
|
|
if is_negative_with_precision(neg_batch_sle, is_batch=True):
|
|
message = _(
|
|
"{0} units of {1} needed in {2} on {3} {4} for {5} to complete this transaction."
|
|
).format(
|
|
abs(neg_batch_sle[0]["cumulative_total"]),
|
|
frappe.get_desk_link("Batch", args.batch_no),
|
|
frappe.get_desk_link("Warehouse", args.warehouse),
|
|
neg_batch_sle[0]["posting_date"],
|
|
neg_batch_sle[0]["posting_time"],
|
|
frappe.get_desk_link(neg_batch_sle[0]["voucher_type"], neg_batch_sle[0]["voucher_no"]),
|
|
)
|
|
frappe.throw(message, NegativeStockError, title=_("Insufficient Stock for Batch"))
|
|
|
|
|
|
def is_negative_with_precision(neg_sle, is_batch=False):
|
|
"""
|
|
Returns whether system precision rounded qty is insufficient.
|
|
E.g: -0.0003 in precision 3 (0.000) is sufficient for the user.
|
|
"""
|
|
|
|
if not neg_sle:
|
|
return False
|
|
|
|
field = "cumulative_total" if is_batch else "qty_after_transaction"
|
|
precision = cint(frappe.db.get_default("float_precision")) or 2
|
|
qty_deficit = flt(neg_sle[0][field], precision)
|
|
|
|
return qty_deficit < 0 and abs(qty_deficit) > 0.0001
|
|
|
|
|
|
def get_future_sle_with_negative_qty(args):
|
|
return frappe.db.sql(
|
|
"""
|
|
select
|
|
qty_after_transaction, posting_date, posting_time,
|
|
voucher_type, voucher_no
|
|
from `tabStock Ledger Entry`
|
|
where
|
|
item_code = %(item_code)s
|
|
and warehouse = %(warehouse)s
|
|
and voucher_no != %(voucher_no)s
|
|
and timestamp(posting_date, posting_time) >= timestamp(%(posting_date)s, %(posting_time)s)
|
|
and is_cancelled = 0
|
|
and qty_after_transaction < 0
|
|
order by timestamp(posting_date, posting_time) asc
|
|
limit 1
|
|
""",
|
|
args,
|
|
as_dict=1,
|
|
)
|
|
|
|
|
|
def get_future_sle_with_negative_batch_qty(args):
|
|
return frappe.db.sql(
|
|
"""
|
|
with batch_ledger as (
|
|
select
|
|
posting_date, posting_time, voucher_type, voucher_no,
|
|
sum(actual_qty) over (order by posting_date, posting_time, creation) as cumulative_total
|
|
from `tabStock Ledger Entry`
|
|
where
|
|
item_code = %(item_code)s
|
|
and warehouse = %(warehouse)s
|
|
and batch_no=%(batch_no)s
|
|
and is_cancelled = 0
|
|
order by posting_date, posting_time, creation
|
|
)
|
|
select * from batch_ledger
|
|
where
|
|
cumulative_total < 0.0
|
|
and timestamp(posting_date, posting_time) >= timestamp(%(posting_date)s, %(posting_time)s)
|
|
limit 1
|
|
""",
|
|
args,
|
|
as_dict=1,
|
|
)
|
|
|
|
|
|
def is_negative_stock_allowed(*, item_code: Optional[str] = None) -> bool:
|
|
if cint(frappe.db.get_single_value("Stock Settings", "allow_negative_stock", cache=True)):
|
|
return True
|
|
if item_code and cint(frappe.db.get_value("Item", item_code, "allow_negative_stock", cache=True)):
|
|
return True
|
|
return False
|
|
|
|
|
|
def get_incoming_rate_for_inter_company_transfer(sle) -> float:
|
|
"""
|
|
For inter company transfer, incoming rate is the average of the outgoing rate
|
|
"""
|
|
rate = 0.0
|
|
|
|
field = "delivery_note_item" if sle.voucher_type == "Purchase Receipt" else "sales_invoice_item"
|
|
|
|
doctype = "Delivery Note Item" if sle.voucher_type == "Purchase Receipt" else "Sales Invoice Item"
|
|
|
|
reference_name = frappe.get_cached_value(sle.voucher_type + " Item", sle.voucher_detail_no, field)
|
|
|
|
if reference_name:
|
|
rate = frappe.get_cached_value(
|
|
doctype,
|
|
reference_name,
|
|
"incoming_rate",
|
|
)
|
|
|
|
return rate
|