623 lines
17 KiB
Python
623 lines
17 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 Any, Dict, List, Optional, TypedDict
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import frappe
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from frappe import _
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from frappe.query_builder import Order
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from frappe.query_builder.functions import Coalesce, CombineDatetime
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from frappe.utils import add_days, cint, date_diff, flt, getdate
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from frappe.utils.nestedset import get_descendants_of
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import erpnext
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from erpnext.stock.doctype.inventory_dimension.inventory_dimension import get_inventory_dimensions
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from erpnext.stock.doctype.warehouse.warehouse import apply_warehouse_filter
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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
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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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SLEntry = Dict[str, Any]
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def execute(filters: Optional[StockBalanceFilter] = None):
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return StockBalanceReport(filters).run()
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class StockBalanceReport(object):
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def __init__(self, filters: Optional[StockBalanceFilter]) -> None:
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self.filters = filters
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self.from_date = getdate(filters.get("from_date"))
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self.to_date = getdate(filters.get("to_date"))
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self.start_from = None
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self.data = []
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self.columns = []
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self.sle_entries: List[SLEntry] = []
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self.set_company_currency()
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def set_company_currency(self) -> None:
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if self.filters.get("company"):
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self.company_currency = erpnext.get_company_currency(self.filters.get("company"))
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else:
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self.company_currency = frappe.db.get_single_value("Global Defaults", "default_currency")
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def run(self):
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self.float_precision = cint(frappe.db.get_default("float_precision")) or 3
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self.inventory_dimensions = self.get_inventory_dimension_fields()
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self.prepare_opening_data_from_closing_balance()
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self.prepare_stock_ledger_entries()
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self.prepare_new_data()
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if not self.columns:
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self.columns = self.get_columns()
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self.add_additional_uom_columns()
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return self.columns, self.data
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def prepare_opening_data_from_closing_balance(self) -> None:
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self.opening_data = frappe._dict({})
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closing_balance = self.get_closing_balance()
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if not closing_balance:
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return
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self.start_from = add_days(closing_balance[0].to_date, 1)
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res = frappe.get_doc("Closing Stock Balance", closing_balance[0].name).get_prepared_data()
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for entry in res.data:
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entry = frappe._dict(entry)
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group_by_key = self.get_group_by_key(entry)
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if group_by_key not in self.opening_data:
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self.opening_data.setdefault(group_by_key, entry)
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def prepare_new_data(self):
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if not self.sle_entries:
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return
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if self.filters.get("show_stock_ageing_data"):
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self.filters["show_warehouse_wise_stock"] = True
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item_wise_fifo_queue = FIFOSlots(self.filters, self.sle_entries).generate()
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_func = itemgetter(1)
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self.item_warehouse_map = self.get_item_warehouse_map()
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sre_details = self.get_sre_reserved_qty_details()
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variant_values = {}
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if self.filters.get("show_variant_attributes"):
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variant_values = self.get_variant_values_for()
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for key, report_data in self.item_warehouse_map.items():
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if variant_data := variant_values.get(report_data.item_code):
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report_data.update(variant_data)
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if self.filters.get("show_stock_ageing_data"):
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opening_fifo_queue = self.get_opening_fifo_queue(report_data) or []
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fifo_queue = []
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if fifo_queue := item_wise_fifo_queue.get((report_data.item_code, report_data.warehouse)):
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fifo_queue = fifo_queue.get("fifo_queue")
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if fifo_queue:
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opening_fifo_queue.extend(fifo_queue)
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stock_ageing_data = {"average_age": 0, "earliest_age": 0, "latest_age": 0}
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if opening_fifo_queue:
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fifo_queue = sorted(filter(_func, opening_fifo_queue), key=_func)
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if not fifo_queue:
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continue
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to_date = self.to_date
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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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stock_ageing_data["fifo_queue"] = fifo_queue
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report_data.update(stock_ageing_data)
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report_data.update(
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{"reserved_stock": sre_details.get((report_data.item_code, report_data.warehouse), 0.0)}
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)
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self.data.append(report_data)
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def get_item_warehouse_map(self):
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item_warehouse_map = {}
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self.opening_vouchers = self.get_opening_vouchers()
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for entry in self.sle_entries:
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group_by_key = self.get_group_by_key(entry)
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if group_by_key not in item_warehouse_map:
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self.initialize_data(item_warehouse_map, group_by_key, entry)
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self.prepare_item_warehouse_map(item_warehouse_map, entry, group_by_key)
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if self.opening_data.get(group_by_key):
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del self.opening_data[group_by_key]
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for group_by_key, entry in self.opening_data.items():
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if group_by_key not in item_warehouse_map:
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self.initialize_data(item_warehouse_map, group_by_key, entry)
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item_warehouse_map = filter_items_with_no_transactions(
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item_warehouse_map, self.float_precision, self.inventory_dimensions
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)
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return item_warehouse_map
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def get_sre_reserved_qty_details(self) -> dict:
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from erpnext.stock.doctype.stock_reservation_entry.stock_reservation_entry import (
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get_sre_reserved_qty_details_for_item_and_warehouse as get_reserved_qty_details,
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)
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item_code_list, warehouse_list = [], []
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for d in self.item_warehouse_map:
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item_code_list.append(d[1])
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warehouse_list.append(d[2])
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return get_reserved_qty_details(item_code_list, warehouse_list)
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def prepare_item_warehouse_map(self, item_warehouse_map, entry, group_by_key):
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qty_dict = item_warehouse_map[group_by_key]
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for field in self.inventory_dimensions:
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qty_dict[field] = entry.get(field)
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if entry.voucher_type == "Stock Reconciliation" and (not entry.batch_no or entry.serial_no):
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qty_diff = flt(entry.qty_after_transaction) - flt(qty_dict.bal_qty)
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else:
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qty_diff = flt(entry.actual_qty)
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value_diff = flt(entry.stock_value_difference)
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if entry.posting_date < self.from_date or entry.voucher_no in self.opening_vouchers.get(
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entry.voucher_type, []
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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 entry.posting_date >= self.from_date and entry.posting_date <= self.to_date:
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if flt(qty_diff, self.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 = entry.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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def initialize_data(self, item_warehouse_map, group_by_key, entry):
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opening_data = self.opening_data.get(group_by_key, {})
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item_warehouse_map[group_by_key] = frappe._dict(
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{
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"item_code": entry.item_code,
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"warehouse": entry.warehouse,
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"item_group": entry.item_group,
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"company": entry.company,
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"currency": self.company_currency,
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"stock_uom": entry.stock_uom,
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"item_name": entry.item_name,
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"opening_qty": opening_data.get("bal_qty") or 0.0,
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"opening_val": opening_data.get("bal_val") or 0.0,
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"opening_fifo_queue": opening_data.get("fifo_queue") or [],
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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": opening_data.get("bal_qty") or 0.0,
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"bal_val": opening_data.get("bal_val") or 0.0,
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"val_rate": 0.0,
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}
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)
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def get_group_by_key(self, row) -> tuple:
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group_by_key = [row.company, row.item_code, row.warehouse]
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for fieldname in self.inventory_dimensions:
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if self.filters.get(fieldname):
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group_by_key.append(row.get(fieldname))
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return tuple(group_by_key)
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def get_closing_balance(self) -> List[Dict[str, Any]]:
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if self.filters.get("ignore_closing_balance"):
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return []
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table = frappe.qb.DocType("Closing Stock Balance")
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query = (
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frappe.qb.from_(table)
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.select(table.name, table.to_date)
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.where(
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(table.docstatus == 1)
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& (table.company == self.filters.company)
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& ((table.to_date <= self.from_date))
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)
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.orderby(table.to_date, order=Order.desc)
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.limit(1)
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)
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for fieldname in ["warehouse", "item_code", "item_group", "warehouse_type"]:
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if self.filters.get(fieldname):
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query = query.where(table[fieldname] == self.filters.get(fieldname))
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return query.run(as_dict=True)
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def prepare_stock_ledger_entries(self):
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sle = frappe.qb.DocType("Stock Ledger Entry")
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item_table = frappe.qb.DocType("Item")
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query = (
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frappe.qb.from_(sle)
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.inner_join(item_table)
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.on(sle.item_code == item_table.name)
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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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sle.serial_no,
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item_table.item_group,
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item_table.stock_uom,
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item_table.item_name,
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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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query = self.apply_inventory_dimensions_filters(query, sle)
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query = self.apply_warehouse_filters(query, sle)
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query = self.apply_items_filters(query, item_table)
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query = self.apply_date_filters(query, sle)
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if self.filters.get("company"):
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query = query.where(sle.company == self.filters.get("company"))
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self.sle_entries = query.run(as_dict=True)
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def apply_inventory_dimensions_filters(self, query, sle) -> str:
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inventory_dimension_fields = self.get_inventory_dimension_fields()
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if inventory_dimension_fields:
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for fieldname in inventory_dimension_fields:
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query = query.select(fieldname)
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if self.filters.get(fieldname):
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query = query.where(sle[fieldname].isin(self.filters.get(fieldname)))
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return query
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def apply_warehouse_filters(self, query, sle) -> str:
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warehouse_table = frappe.qb.DocType("Warehouse")
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if self.filters.get("warehouse"):
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query = apply_warehouse_filter(query, sle, self.filters)
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elif warehouse_type := self.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 apply_items_filters(self, query, item_table) -> str:
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if item_group := self.filters.get("item_group"):
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children = get_descendants_of("Item Group", item_group, ignore_permissions=True)
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query = query.where(item_table.item_group.isin(children + [item_group]))
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for field in ["item_code", "brand"]:
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if not self.filters.get(field):
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continue
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query = query.where(item_table[field] == self.filters.get(field))
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return query
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def apply_date_filters(self, query, sle) -> str:
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if not self.filters.ignore_closing_balance and self.start_from:
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query = query.where(sle.posting_date >= self.start_from)
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if self.to_date:
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query = query.where(sle.posting_date <= self.to_date)
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return query
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def get_columns(self):
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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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for dimension in get_inventory_dimensions():
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columns.append(
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{
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"label": _(dimension.doctype),
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"fieldname": dimension.fieldname,
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"fieldtype": "Link",
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"options": dimension.doctype,
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"width": 110,
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}
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)
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columns.extend(
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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": _("Reserved Stock"),
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"fieldname": "reserved_stock",
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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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)
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if self.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 self.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 add_additional_uom_columns(self):
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if not self.filters.get("include_uom"):
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return
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conversion_factors = self.get_itemwise_conversion_factor()
|
|
add_additional_uom_columns(self.columns, self.data, self.filters.include_uom, conversion_factors)
|
|
|
|
def get_itemwise_conversion_factor(self):
|
|
items = []
|
|
if self.filters.item_code or self.filters.item_group:
|
|
items = [d.item_code for d in self.data]
|
|
|
|
table = frappe.qb.DocType("UOM Conversion Detail")
|
|
query = (
|
|
frappe.qb.from_(table)
|
|
.select(
|
|
table.conversion_factor,
|
|
table.parent,
|
|
)
|
|
.where((table.parenttype == "Item") & (table.uom == self.filters.include_uom))
|
|
)
|
|
|
|
if items:
|
|
query = query.where(table.parent.isin(items))
|
|
|
|
result = query.run(as_dict=1)
|
|
if not result:
|
|
return {}
|
|
|
|
return {d.parent: d.conversion_factor for d in result}
|
|
|
|
def get_variant_values_for(self):
|
|
"""Returns variant values for items."""
|
|
attribute_map = {}
|
|
items = []
|
|
if self.filters.item_code or self.filters.item_group:
|
|
items = [d.item_code for d in self.data]
|
|
|
|
filters = {}
|
|
if items:
|
|
filters = {"parent": ("in", items)}
|
|
|
|
attribute_info = frappe.get_all(
|
|
"Item Variant Attribute",
|
|
fields=["parent", "attribute", "attribute_value"],
|
|
filters=filters,
|
|
)
|
|
|
|
for attr in attribute_info:
|
|
attribute_map.setdefault(attr["parent"], {})
|
|
attribute_map[attr["parent"]].update({attr["attribute"]: attr["attribute_value"]})
|
|
|
|
return attribute_map
|
|
|
|
def get_opening_vouchers(self):
|
|
opening_vouchers = {"Stock Entry": [], "Stock Reconciliation": []}
|
|
|
|
se = frappe.qb.DocType("Stock Entry")
|
|
sr = frappe.qb.DocType("Stock Reconciliation")
|
|
|
|
vouchers_data = (
|
|
frappe.qb.from_(
|
|
(
|
|
frappe.qb.from_(se)
|
|
.select(se.name, Coalesce("Stock Entry").as_("voucher_type"))
|
|
.where((se.docstatus == 1) & (se.posting_date <= self.to_date) & (se.is_opening == "Yes"))
|
|
)
|
|
+ (
|
|
frappe.qb.from_(sr)
|
|
.select(sr.name, Coalesce("Stock Reconciliation").as_("voucher_type"))
|
|
.where(
|
|
(sr.docstatus == 1) & (sr.posting_date <= self.to_date) & (sr.purpose == "Opening Stock")
|
|
)
|
|
)
|
|
).select("voucher_type", "name")
|
|
).run(as_dict=True)
|
|
|
|
if vouchers_data:
|
|
for d in vouchers_data:
|
|
opening_vouchers[d.voucher_type].append(d.name)
|
|
|
|
return opening_vouchers
|
|
|
|
@staticmethod
|
|
def get_inventory_dimension_fields():
|
|
return [dimension.fieldname for dimension in get_inventory_dimensions()]
|
|
|
|
@staticmethod
|
|
def get_opening_fifo_queue(report_data):
|
|
opening_fifo_queue = report_data.get("opening_fifo_queue") or []
|
|
for row in opening_fifo_queue:
|
|
row[1] = getdate(row[1])
|
|
|
|
return opening_fifo_queue
|
|
|
|
|
|
def filter_items_with_no_transactions(
|
|
iwb_map, float_precision: float, inventory_dimensions: list = None
|
|
):
|
|
pop_keys = []
|
|
for group_by_key in iwb_map:
|
|
qty_dict = iwb_map[group_by_key]
|
|
|
|
no_transactions = True
|
|
for key, val in qty_dict.items():
|
|
if inventory_dimensions and key in inventory_dimensions:
|
|
continue
|
|
|
|
if key in [
|
|
"item_code",
|
|
"warehouse",
|
|
"item_name",
|
|
"item_group",
|
|
"project",
|
|
"stock_uom",
|
|
"company",
|
|
"opening_fifo_queue",
|
|
]:
|
|
continue
|
|
|
|
val = flt(val, float_precision)
|
|
qty_dict[key] = val
|
|
if key != "val_rate" and val:
|
|
no_transactions = False
|
|
|
|
if no_transactions:
|
|
pop_keys.append(group_by_key)
|
|
|
|
for key in pop_keys:
|
|
iwb_map.pop(key)
|
|
|
|
return iwb_map
|
|
|
|
|
|
def get_variants_attributes() -> List[str]:
|
|
"""Return all item variant attributes."""
|
|
return frappe.get_all("Item Attribute", pluck="name")
|