472 lines
12 KiB
Python
472 lines
12 KiB
Python
# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
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# License: GNU General Public License v3. See license.txt
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from operator import itemgetter
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from typing import Optional, TypedDict
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import frappe
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from frappe import _
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from frappe.query_builder.functions import CombineDatetime
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from frappe.utils import cint, date_diff, flt, getdate
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from frappe.utils.nestedset import get_descendants_of
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from pypika.terms import ExistsCriterion
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import erpnext
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from erpnext.stock.report.stock_ageing.stock_ageing import FIFOSlots, get_average_age
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from erpnext.stock.utils import add_additional_uom_columns, is_reposting_item_valuation_in_progress
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class StockBalanceFilter(TypedDict):
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company: Optional[str]
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from_date: str
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to_date: str
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item_group: Optional[str]
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item: Optional[str]
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warehouse: Optional[str]
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warehouse_type: Optional[str]
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include_uom: Optional[str] # include extra info in converted UOM
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show_stock_ageing_data: bool
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show_variant_attributes: bool
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def execute(filters: Optional[StockBalanceFilter] = None):
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is_reposting_item_valuation_in_progress()
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if not filters:
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filters = {}
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if filters.get("company"):
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company_currency = erpnext.get_company_currency(filters.get("company"))
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else:
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company_currency = frappe.db.get_single_value("Global Defaults", "default_currency")
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include_uom = filters.get("include_uom")
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columns = get_columns(filters)
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items = get_items(filters)
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sle = get_stock_ledger_entries(filters, items)
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if filters.get("show_stock_ageing_data"):
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filters["show_warehouse_wise_stock"] = True
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item_wise_fifo_queue = FIFOSlots(filters, sle).generate()
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# if no stock ledger entry found return
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if not sle:
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return columns, []
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iwb_map = get_item_warehouse_map(filters, sle)
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item_map = get_item_details(items, sle, filters)
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item_reorder_detail_map = get_item_reorder_details(item_map.keys())
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data = []
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conversion_factors = {}
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_func = itemgetter(1)
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to_date = filters.get("to_date")
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for (company, item, warehouse) in sorted(iwb_map):
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if item_map.get(item):
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qty_dict = iwb_map[(company, item, warehouse)]
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item_reorder_level = 0
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item_reorder_qty = 0
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if item + warehouse in item_reorder_detail_map:
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item_reorder_level = item_reorder_detail_map[item + warehouse]["warehouse_reorder_level"]
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item_reorder_qty = item_reorder_detail_map[item + warehouse]["warehouse_reorder_qty"]
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report_data = {
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"currency": company_currency,
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"item_code": item,
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"warehouse": warehouse,
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"company": company,
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"reorder_level": item_reorder_level,
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"reorder_qty": item_reorder_qty,
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}
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report_data.update(item_map[item])
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report_data.update(qty_dict)
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if include_uom:
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conversion_factors.setdefault(item, item_map[item].conversion_factor)
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if filters.get("show_stock_ageing_data"):
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fifo_queue = item_wise_fifo_queue[(item, warehouse)].get("fifo_queue")
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stock_ageing_data = {"average_age": 0, "earliest_age": 0, "latest_age": 0}
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if fifo_queue:
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fifo_queue = sorted(filter(_func, fifo_queue), key=_func)
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if not fifo_queue:
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continue
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stock_ageing_data["average_age"] = get_average_age(fifo_queue, to_date)
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stock_ageing_data["earliest_age"] = date_diff(to_date, fifo_queue[0][1])
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stock_ageing_data["latest_age"] = date_diff(to_date, fifo_queue[-1][1])
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report_data.update(stock_ageing_data)
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data.append(report_data)
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add_additional_uom_columns(columns, data, include_uom, conversion_factors)
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return columns, data
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def get_columns(filters: StockBalanceFilter):
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"""return columns"""
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columns = [
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{
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"label": _("Item"),
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"fieldname": "item_code",
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"fieldtype": "Link",
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"options": "Item",
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"width": 100,
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},
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{"label": _("Item Name"), "fieldname": "item_name", "width": 150},
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{
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"label": _("Item Group"),
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"fieldname": "item_group",
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"fieldtype": "Link",
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"options": "Item Group",
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"width": 100,
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},
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{
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"label": _("Warehouse"),
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"fieldname": "warehouse",
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"fieldtype": "Link",
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"options": "Warehouse",
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"width": 100,
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},
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{
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"label": _("Stock UOM"),
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"fieldname": "stock_uom",
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"fieldtype": "Link",
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"options": "UOM",
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"width": 90,
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},
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{
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"label": _("Balance Qty"),
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"fieldname": "bal_qty",
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"fieldtype": "Float",
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"width": 100,
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"convertible": "qty",
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},
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{
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"label": _("Balance Value"),
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"fieldname": "bal_val",
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"fieldtype": "Currency",
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"width": 100,
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"options": "currency",
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},
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{
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"label": _("Opening Qty"),
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"fieldname": "opening_qty",
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"fieldtype": "Float",
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"width": 100,
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"convertible": "qty",
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},
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{
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"label": _("Opening Value"),
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"fieldname": "opening_val",
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"fieldtype": "Currency",
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"width": 110,
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"options": "currency",
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},
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{
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"label": _("In Qty"),
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"fieldname": "in_qty",
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"fieldtype": "Float",
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"width": 80,
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"convertible": "qty",
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},
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{"label": _("In Value"), "fieldname": "in_val", "fieldtype": "Float", "width": 80},
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{
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"label": _("Out Qty"),
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"fieldname": "out_qty",
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"fieldtype": "Float",
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"width": 80,
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"convertible": "qty",
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},
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{"label": _("Out Value"), "fieldname": "out_val", "fieldtype": "Float", "width": 80},
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{
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"label": _("Valuation Rate"),
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"fieldname": "val_rate",
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"fieldtype": "Currency",
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"width": 90,
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"convertible": "rate",
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"options": "currency",
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},
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{
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"label": _("Reorder Level"),
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"fieldname": "reorder_level",
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"fieldtype": "Float",
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"width": 80,
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"convertible": "qty",
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},
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{
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"label": _("Reorder Qty"),
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"fieldname": "reorder_qty",
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"fieldtype": "Float",
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"width": 80,
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"convertible": "qty",
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},
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{
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"label": _("Company"),
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"fieldname": "company",
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"fieldtype": "Link",
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"options": "Company",
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"width": 100,
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},
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]
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if filters.get("show_stock_ageing_data"):
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columns += [
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{"label": _("Average Age"), "fieldname": "average_age", "width": 100},
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{"label": _("Earliest Age"), "fieldname": "earliest_age", "width": 100},
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{"label": _("Latest Age"), "fieldname": "latest_age", "width": 100},
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]
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if filters.get("show_variant_attributes"):
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columns += [
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{"label": att_name, "fieldname": att_name, "width": 100}
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for att_name in get_variants_attributes()
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]
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return columns
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def apply_conditions(query, filters):
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sle = frappe.qb.DocType("Stock Ledger Entry")
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warehouse_table = frappe.qb.DocType("Warehouse")
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if not filters.get("from_date"):
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frappe.throw(_("'From Date' is required"))
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if to_date := filters.get("to_date"):
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query = query.where(sle.posting_date <= to_date)
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else:
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frappe.throw(_("'To Date' is required"))
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if company := filters.get("company"):
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query = query.where(sle.company == company)
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if warehouse := filters.get("warehouse"):
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lft, rgt = frappe.db.get_value("Warehouse", warehouse, ["lft", "rgt"])
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chilren_subquery = (
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frappe.qb.from_(warehouse_table)
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.select(warehouse_table.name)
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.where(
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(warehouse_table.lft >= lft)
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& (warehouse_table.rgt <= rgt)
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& (warehouse_table.name == sle.warehouse)
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)
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)
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query = query.where(ExistsCriterion(chilren_subquery))
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elif warehouse_type := filters.get("warehouse_type"):
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query = (
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query.join(warehouse_table)
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.on(warehouse_table.name == sle.warehouse)
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.where(warehouse_table.warehouse_type == warehouse_type)
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)
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return query
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def get_stock_ledger_entries(filters: StockBalanceFilter, items):
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sle = frappe.qb.DocType("Stock Ledger Entry")
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query = (
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frappe.qb.from_(sle)
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.select(
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sle.item_code,
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sle.warehouse,
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sle.posting_date,
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sle.actual_qty,
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sle.valuation_rate,
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sle.company,
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sle.voucher_type,
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sle.qty_after_transaction,
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sle.stock_value_difference,
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sle.item_code.as_("name"),
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sle.voucher_no,
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sle.stock_value,
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sle.batch_no,
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)
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.where((sle.docstatus < 2) & (sle.is_cancelled == 0))
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.orderby(CombineDatetime(sle.posting_date, sle.posting_time))
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.orderby(sle.creation)
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.orderby(sle.actual_qty)
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)
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if items:
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query = query.where(sle.item_code.isin(items))
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query = apply_conditions(query, filters)
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return query.run(as_dict=True)
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def get_item_warehouse_map(filters: StockBalanceFilter, sle):
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iwb_map = {}
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from_date = getdate(filters.get("from_date"))
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to_date = getdate(filters.get("to_date"))
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float_precision = cint(frappe.db.get_default("float_precision")) or 3
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for d in sle:
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key = (d.company, d.item_code, d.warehouse)
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if key not in iwb_map:
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iwb_map[key] = frappe._dict(
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{
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"opening_qty": 0.0,
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"opening_val": 0.0,
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"in_qty": 0.0,
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"in_val": 0.0,
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"out_qty": 0.0,
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"out_val": 0.0,
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"bal_qty": 0.0,
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"bal_val": 0.0,
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"val_rate": 0.0,
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}
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)
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qty_dict = iwb_map[(d.company, d.item_code, d.warehouse)]
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if d.voucher_type == "Stock Reconciliation" and not d.batch_no:
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qty_diff = flt(d.qty_after_transaction) - flt(qty_dict.bal_qty)
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else:
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qty_diff = flt(d.actual_qty)
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value_diff = flt(d.stock_value_difference)
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if d.posting_date < from_date or (
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d.posting_date == from_date
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and d.voucher_type == "Stock Reconciliation"
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and frappe.db.get_value("Stock Reconciliation", d.voucher_no, "purpose") == "Opening Stock"
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):
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qty_dict.opening_qty += qty_diff
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qty_dict.opening_val += value_diff
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elif d.posting_date >= from_date and d.posting_date <= to_date:
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if flt(qty_diff, float_precision) >= 0:
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qty_dict.in_qty += qty_diff
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qty_dict.in_val += value_diff
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else:
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qty_dict.out_qty += abs(qty_diff)
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qty_dict.out_val += abs(value_diff)
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qty_dict.val_rate = d.valuation_rate
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qty_dict.bal_qty += qty_diff
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qty_dict.bal_val += value_diff
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iwb_map = filter_items_with_no_transactions(iwb_map, float_precision)
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return iwb_map
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def filter_items_with_no_transactions(iwb_map, float_precision):
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for (company, item, warehouse) in sorted(iwb_map):
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qty_dict = iwb_map[(company, item, warehouse)]
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no_transactions = True
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for key, val in qty_dict.items():
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val = flt(val, float_precision)
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qty_dict[key] = val
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if key != "val_rate" and val:
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no_transactions = False
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if no_transactions:
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iwb_map.pop((company, item, warehouse))
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return iwb_map
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def get_items(filters: StockBalanceFilter):
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"Get items based on item code, item group or brand."
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if item_code := filters.get("item_code"):
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return [item_code]
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else:
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item_filters = {}
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if item_group := filters.get("item_group"):
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children = get_descendants_of("Item Group", item_group, ignore_permissions=True)
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item_filters["item_group"] = ("in", children + [item_group])
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if brand := filters.get("brand"):
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item_filters["brand"] = brand
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return frappe.get_all("Item", filters=item_filters, pluck="name", order_by=None, debug=1)
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def get_item_details(items, sle, filters: StockBalanceFilter):
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item_details = {}
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if not items:
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items = list(set(d.item_code for d in sle))
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if not items:
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return item_details
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cf_field = cf_join = ""
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if filters.get("include_uom"):
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cf_field = ", ucd.conversion_factor"
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cf_join = (
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"left join `tabUOM Conversion Detail` ucd on ucd.parent=item.name and ucd.uom=%s"
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% frappe.db.escape(filters.get("include_uom"))
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)
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res = frappe.db.sql(
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"""
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select
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item.name, item.item_name, item.description, item.item_group, item.brand, item.stock_uom %s
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from
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`tabItem` item
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%s
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where
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item.name in (%s)
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"""
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% (cf_field, cf_join, ",".join(["%s"] * len(items))),
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items,
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as_dict=1,
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)
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for item in res:
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item_details.setdefault(item.name, item)
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if filters.get("show_variant_attributes"):
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variant_values = get_variant_values_for(list(item_details))
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item_details = {k: v.update(variant_values.get(k, {})) for k, v in item_details.items()}
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return item_details
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def get_item_reorder_details(items):
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item_reorder_details = frappe._dict()
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if items:
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item_reorder_details = frappe.db.sql(
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"""
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select parent, warehouse, warehouse_reorder_qty, warehouse_reorder_level
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from `tabItem Reorder`
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where parent in ({0})
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""".format(
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", ".join(frappe.db.escape(i, percent=False) for i in items)
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),
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as_dict=1,
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)
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return dict((d.parent + d.warehouse, d) for d in item_reorder_details)
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def get_variants_attributes():
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"""Return all item variant attributes."""
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return frappe.get_all("Item Attribute", pluck="name")
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def get_variant_values_for(items):
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"""Returns variant values for items."""
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attribute_map = {}
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for attr in frappe.db.sql(
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"""select parent, attribute, attribute_value
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from `tabItem Variant Attribute` where parent in (%s)
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"""
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% ", ".join(["%s"] * len(items)),
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tuple(items),
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as_dict=1,
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):
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attribute_map.setdefault(attr["parent"], {})
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attribute_map[attr["parent"]].update({attr["attribute"]: attr["attribute_value"]})
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return attribute_map
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