feat: SubcontractingController
This commit is contained in:
Sagar Sharma
parent
68c21d9895
commit
29a1cb89c2
641
erpnext/controllers/subcontracting_controller.py
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641
erpnext/controllers/subcontracting_controller.py
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# Copyright (c) 2022, Frappe Technologies Pvt. Ltd. and contributors
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# For license information, please see license.txt
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import copy
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from collections import defaultdict
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import frappe
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from frappe import _
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from frappe.utils import cint, cstr, flt, get_link_to_form
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from erpnext.controllers.stock_controller import StockController
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from erpnext.stock.doctype.serial_no.serial_no import get_serial_nos
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from erpnext.stock.utils import get_incoming_rate
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class SubcontractingController(StockController):
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def before_validate(self):
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self.remove_empty_rows()
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self.set_items_conversion_factor()
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def validate(self):
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self.validate_items()
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self.create_raw_materials_supplied()
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def remove_empty_rows(self):
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for key in ["service_items", "items", "supplied_items"]:
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if self.get(key):
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idx = 1
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for item in self.get(key)[:]:
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if not (item.get("item_code") or item.get("main_item_code")):
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self.get(key).remove(item)
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else:
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item.idx = idx
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idx += 1
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def set_items_conversion_factor(self):
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for item in self.get("items"):
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if not item.conversion_factor:
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item.conversion_factor = 1
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def validate_items(self):
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for item in self.items:
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if not frappe.get_value("Item", item.item_code, "is_sub_contracted_item"):
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msg = f"Item {item.item_name} must be a subcontracted item."
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frappe.throw(_(msg))
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if item.bom:
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bom = frappe.get_doc("BOM", item.bom)
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if not bom.is_active:
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msg = f"Please select an active BOM for Item {item.item_name}."
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frappe.throw(_(msg))
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if bom.item != item.item_code:
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msg = f"Please select an valid BOM for Item {item.item_name}."
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frappe.throw(_(msg))
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def __get_data_before_save(self):
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item_dict = {}
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if self.doctype == "Subcontracting Receipt" and self._doc_before_save:
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for row in self._doc_before_save.get("items"):
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item_dict[row.name] = (row.item_code, row.qty)
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return item_dict
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def __identify_change_in_item_table(self):
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self.__changed_name = []
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self.__reference_name = []
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if self.doctype == "Subcontracting Order" or self.is_new():
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self.set(self.raw_material_table, [])
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return
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item_dict = self.__get_data_before_save()
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if not item_dict:
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return True
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for row in self.items:
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self.__reference_name.append(row.name)
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if (row.name not in item_dict) or (row.item_code, row.qty) != item_dict[row.name]:
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self.__changed_name.append(row.name)
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if item_dict.get(row.name):
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del item_dict[row.name]
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self.__changed_name.extend(item_dict.keys())
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def __get_backflush_based_on(self):
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self.backflush_based_on = frappe.db.get_single_value(
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"Buying Settings", "backflush_raw_materials_of_subcontract_based_on"
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)
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def initialized_fields(self):
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self.available_materials = frappe._dict()
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self.__transferred_items = frappe._dict()
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self.alternative_item_details = frappe._dict()
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self.__get_backflush_based_on()
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def __get_subcontracting_orders(self):
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self.subcontracting_orders = []
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if self.doctype == "Subcontracting Order":
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return
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self.subcontracting_orders = [
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item.subcontracting_order for item in self.items if item.subcontracting_order
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]
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def __get_pending_qty_to_receive(self):
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"""Get qty to be received against the subcontracting order."""
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self.qty_to_be_received = defaultdict(float)
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if (
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self.doctype != "Subcontracting Order"
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and self.backflush_based_on != "BOM"
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and self.subcontracting_orders
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):
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for row in frappe.get_all(
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"Subcontracting Order Item",
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fields=["item_code", "(qty - received_qty) as qty", "parent", "name"],
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filters={"docstatus": 1, "parent": ("in", self.subcontracting_orders)},
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):
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self.qty_to_be_received[(row.item_code, row.parent)] += row.qty
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def __get_transferred_items(self):
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fields = ["`tabStock Entry`.`subcontracting_order`"]
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alias_dict = {
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"item_code": "rm_item_code",
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"subcontracted_item": "main_item_code",
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"basic_rate": "rate",
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}
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child_table_fields = [
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"item_code",
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"item_name",
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"description",
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"qty",
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"basic_rate",
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"amount",
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"serial_no",
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"uom",
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"subcontracted_item",
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"stock_uom",
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"batch_no",
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"conversion_factor",
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"s_warehouse",
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"t_warehouse",
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"item_group",
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"sco_rm_detail",
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]
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if self.backflush_based_on == "BOM":
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child_table_fields.append("original_item")
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for field in child_table_fields:
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fields.append(f"`tabStock Entry Detail`.`{field}` As {alias_dict.get(field, field)}")
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filters = [
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["Stock Entry", "docstatus", "=", 1],
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["Stock Entry", "purpose", "=", "Send to Subcontractor"],
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["Stock Entry", "subcontracting_order", "in", self.subcontracting_orders],
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]
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return frappe.get_all("Stock Entry", fields=fields, filters=filters)
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def __set_alternative_item_details(self, row):
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if row.get("original_item"):
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self.alternative_item_details[row.get("original_item")] = row
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def __get_received_items(self, doctype):
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fields = []
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self.sco_field = "subcontracting_order"
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for field in ["name", self.sco_field, "parent"]:
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fields.append(f"`tab{doctype} Item`.`{field}`")
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filters = [
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[doctype, "docstatus", "=", 1],
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[f"{doctype} Item", self.sco_field, "in", self.subcontracting_orders],
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]
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return frappe.get_all(f"{doctype}", fields=fields, filters=filters)
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def __get_consumed_items(self, doctype, scr_items):
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return frappe.get_all(
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"Subcontracting Receipt Supplied Item",
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fields=[
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"serial_no",
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"rm_item_code",
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"reference_name",
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"batch_no",
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"consumed_qty",
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"main_item_code",
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],
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filters={"docstatus": 1, "reference_name": ("in", list(scr_items)), "parenttype": doctype},
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)
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def __update_consumed_materials(self, doctype, return_consumed_items=False):
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"""Deduct the consumed materials from the available materials."""
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scr_items = self.__get_received_items(doctype)
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if not scr_items:
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return ([], {}) if return_consumed_items else None
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scr_items = {
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item.name: item.get(self.get("sco_field") or "subcontracting_order") for item in scr_items
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}
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consumed_materials = self.__get_consumed_items(doctype, scr_items.keys())
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if return_consumed_items:
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return (consumed_materials, scr_items)
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for row in consumed_materials:
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key = (row.rm_item_code, row.main_item_code, scr_items.get(row.reference_name))
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if not self.available_materials.get(key):
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continue
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self.available_materials[key]["qty"] -= row.consumed_qty
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if row.serial_no:
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self.available_materials[key]["serial_no"] = list(
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set(self.available_materials[key]["serial_no"]) - set(get_serial_nos(row.serial_no))
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)
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if row.batch_no:
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self.available_materials[key]["batch_no"][row.batch_no] -= row.consumed_qty
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def get_available_materials(self):
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"""Get the available raw materials which has been transferred to the supplier.
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available_materials = {
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(item_code, subcontracted_item, subcontracting_order): {
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'qty': 1, 'serial_no': [ABC], 'batch_no': {'batch1': 1}, 'data': item_details
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}
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}
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"""
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if not self.subcontracting_orders:
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return
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for row in self.__get_transferred_items():
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key = (row.rm_item_code, row.main_item_code, row.subcontracting_order)
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if key not in self.available_materials:
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self.available_materials.setdefault(
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key,
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frappe._dict(
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{
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"qty": 0,
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"serial_no": [],
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"batch_no": defaultdict(float),
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"item_details": row,
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"sco_rm_details": [],
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}
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),
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)
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details = self.available_materials[key]
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details.qty += row.qty
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details.sco_rm_details.append(row.sco_rm_detail)
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if row.serial_no:
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details.serial_no.extend(get_serial_nos(row.serial_no))
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if row.batch_no:
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details.batch_no[row.batch_no] += row.qty
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self.__set_alternative_item_details(row)
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self.__transferred_items = copy.deepcopy(self.available_materials)
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self.__update_consumed_materials("Subcontracting Receipt")
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def __remove_changed_rows(self):
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if not self.__changed_name:
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return
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i = 1
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self.set(self.raw_material_table, [])
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for item in self._doc_before_save.supplied_items:
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if item.reference_name in self.__changed_name:
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continue
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if item.reference_name not in self.__reference_name:
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continue
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item.idx = i
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self.append("supplied_items", item)
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i += 1
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def __get_materials_from_bom(self, item_code, bom_no, exploded_item=0):
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doctype = "BOM Item" if not exploded_item else "BOM Explosion Item"
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fields = [f"`tab{doctype}`.`stock_qty` / `tabBOM`.`quantity` as qty_consumed_per_unit"]
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alias_dict = {
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"item_code": "rm_item_code",
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"name": "bom_detail_no",
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"source_warehouse": "reserve_warehouse",
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}
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for field in [
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"item_code",
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"name",
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"rate",
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"stock_uom",
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"source_warehouse",
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"description",
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"item_name",
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"stock_uom",
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]:
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fields.append(f"`tab{doctype}`.`{field}` As {alias_dict.get(field, field)}")
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filters = [
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[doctype, "parent", "=", bom_no],
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[doctype, "docstatus", "=", 1],
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["BOM", "item", "=", item_code],
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[doctype, "sourced_by_supplier", "=", 0],
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]
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return (
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frappe.get_all("BOM", fields=fields, filters=filters, order_by=f"`tab{doctype}`.`idx`") or []
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)
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def __update_reserve_warehouse(self, row, item):
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if self.doctype == "Subcontracting Order":
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row.reserve_warehouse = self.set_reserve_warehouse or item.warehouse
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def __set_alternative_item(self, bom_item):
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if self.alternative_item_details.get(bom_item.rm_item_code):
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bom_item.update(self.alternative_item_details[bom_item.rm_item_code])
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def __set_serial_nos(self, item_row, rm_obj):
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key = (rm_obj.rm_item_code, item_row.item_code, item_row.subcontracting_order)
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if self.available_materials.get(key) and self.available_materials[key]["serial_no"]:
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used_serial_nos = self.available_materials[key]["serial_no"][0 : cint(rm_obj.consumed_qty)]
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rm_obj.serial_no = "\n".join(used_serial_nos)
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# Removed the used serial nos from the list
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for sn in used_serial_nos:
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self.available_materials[key]["serial_no"].remove(sn)
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def __set_batch_no_as_per_qty(self, item_row, rm_obj, batch_no, qty):
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rm_obj.update(
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{
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"consumed_qty": qty,
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"batch_no": batch_no,
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"required_qty": qty,
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"subcontracting_order": item_row.subcontracting_order,
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}
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)
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self.__set_serial_nos(item_row, rm_obj)
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def __set_consumed_qty(self, rm_obj, consumed_qty, required_qty=0):
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rm_obj.required_qty = required_qty
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rm_obj.consumed_qty = consumed_qty
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def __set_batch_nos(self, bom_item, item_row, rm_obj, qty):
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key = (rm_obj.rm_item_code, item_row.item_code, item_row.subcontracting_order)
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if self.available_materials.get(key) and self.available_materials[key]["batch_no"]:
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new_rm_obj = None
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for batch_no, batch_qty in self.available_materials[key]["batch_no"].items():
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if batch_qty >= qty:
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self.__set_batch_no_as_per_qty(item_row, rm_obj, batch_no, qty)
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self.available_materials[key]["batch_no"][batch_no] -= qty
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return
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elif qty > 0 and batch_qty > 0:
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qty -= batch_qty
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new_rm_obj = self.append(self.raw_material_table, bom_item)
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new_rm_obj.reference_name = item_row.name
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self.__set_batch_no_as_per_qty(item_row, new_rm_obj, batch_no, batch_qty)
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self.available_materials[key]["batch_no"][batch_no] = 0
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if abs(qty) > 0 and not new_rm_obj:
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self.__set_consumed_qty(rm_obj, qty)
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else:
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self.__set_consumed_qty(rm_obj, qty, bom_item.required_qty or qty)
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self.__set_serial_nos(item_row, rm_obj)
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def __add_supplied_item(self, item_row, bom_item, qty):
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bom_item.conversion_factor = item_row.conversion_factor
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rm_obj = self.append(self.raw_material_table, bom_item)
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rm_obj.reference_name = item_row.name
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if self.doctype == "Subcontracting Receipt":
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args = frappe._dict(
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{
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"item_code": rm_obj.rm_item_code,
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"warehouse": self.supplier_warehouse,
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"posting_date": self.posting_date,
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"posting_time": self.posting_time,
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"qty": -1 * flt(rm_obj.consumed_qty),
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"serial_no": rm_obj.serial_no,
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"batch_no": rm_obj.batch_no,
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"voucher_type": self.doctype,
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"voucher_no": self.name,
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"company": self.company,
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"allow_zero_valuation": 1,
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}
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)
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rm_obj.rate = get_incoming_rate(args)
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if self.doctype == "Subcontracting Order":
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rm_obj.required_qty = qty
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rm_obj.amount = rm_obj.required_qty * rm_obj.rate
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else:
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rm_obj.consumed_qty = 0
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rm_obj.subcontracting_order = item_row.subcontracting_order
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self.__set_batch_nos(bom_item, item_row, rm_obj, qty)
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def __get_qty_based_on_material_transfer(self, item_row, transfer_item):
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key = (item_row.item_code, item_row.subcontracting_order)
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if self.qty_to_be_received == item_row.qty:
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return transfer_item.qty
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if self.qty_to_be_received:
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qty = (flt(item_row.qty) * flt(transfer_item.qty)) / flt(self.qty_to_be_received.get(key, 0))
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transfer_item.item_details.required_qty = transfer_item.qty
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if transfer_item.serial_no or frappe.get_cached_value(
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"UOM", transfer_item.item_details.stock_uom, "must_be_whole_number"
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):
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return frappe.utils.ceil(qty)
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return qty
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def __set_supplied_items(self):
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self.bom_items = {}
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has_supplied_items = True if self.get(self.raw_material_table) else False
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for row in self.items:
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if self.doctype != "Subcontracting Order" and (
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(self.__changed_name and row.name not in self.__changed_name)
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or (has_supplied_items and not self.__changed_name)
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):
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continue
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if self.doctype == "Subcontracting Order" or self.backflush_based_on == "BOM":
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for bom_item in self.__get_materials_from_bom(
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row.item_code, row.bom, row.get("include_exploded_items")
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):
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qty = flt(bom_item.qty_consumed_per_unit) * flt(row.qty) * row.conversion_factor
|
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bom_item.main_item_code = row.item_code
|
||||
self.__update_reserve_warehouse(bom_item, row)
|
||||
self.__set_alternative_item(bom_item)
|
||||
self.__add_supplied_item(row, bom_item, qty)
|
||||
|
||||
elif self.backflush_based_on != "BOM":
|
||||
for key, transfer_item in self.available_materials.items():
|
||||
if (key[1], key[2]) == (row.item_code, row.subcontracting_order) and transfer_item.qty > 0:
|
||||
qty = self.__get_qty_based_on_material_transfer(row, transfer_item) or 0
|
||||
transfer_item.qty -= qty
|
||||
self.__add_supplied_item(row, transfer_item.get("item_details"), qty)
|
||||
|
||||
if self.qty_to_be_received:
|
||||
self.qty_to_be_received[(row.item_code, row.subcontracting_order)] -= row.qty
|
||||
|
||||
def __prepare_supplied_items(self):
|
||||
self.initialized_fields()
|
||||
self.__get_subcontracting_orders()
|
||||
self.__get_pending_qty_to_receive()
|
||||
self.get_available_materials()
|
||||
self.__remove_changed_rows()
|
||||
self.__set_supplied_items()
|
||||
|
||||
def __validate_batch_no(self, row, key):
|
||||
if row.get("batch_no") and row.get("batch_no") not in self.__transferred_items.get(key).get(
|
||||
"batch_no"
|
||||
):
|
||||
link = get_link_to_form("Subcontracting Order", row.subcontracting_order)
|
||||
msg = f'The Batch No {frappe.bold(row.get("batch_no"))} has not supplied against the Subcontracting Order {link}'
|
||||
frappe.throw(_(msg), title=_("Incorrect Batch Consumed"))
|
||||
|
||||
def __validate_serial_no(self, row, key):
|
||||
if row.get("serial_no"):
|
||||
serial_nos = get_serial_nos(row.get("serial_no"))
|
||||
incorrect_sn = set(serial_nos).difference(self.__transferred_items.get(key).get("serial_no"))
|
||||
|
||||
if incorrect_sn:
|
||||
incorrect_sn = "\n".join(incorrect_sn)
|
||||
link = get_link_to_form("Subcontracting Order", row.subcontracting_order)
|
||||
msg = f"The Serial Nos {incorrect_sn} has not supplied against the Subcontracting Order {link}"
|
||||
frappe.throw(_(msg), title=_("Incorrect Serial Number Consumed"))
|
||||
|
||||
def __validate_supplied_items(self):
|
||||
if self.doctype != "Subcontracting Receipt":
|
||||
return
|
||||
|
||||
for row in self.get(self.raw_material_table):
|
||||
key = (row.rm_item_code, row.main_item_code, row.subcontracting_order)
|
||||
if not self.__transferred_items or not self.__transferred_items.get(key):
|
||||
return
|
||||
|
||||
self.__validate_batch_no(row, key)
|
||||
self.__validate_serial_no(row, key)
|
||||
|
||||
def set_materials_for_subcontracted_items(self, raw_material_table):
|
||||
self.raw_material_table = raw_material_table
|
||||
self.__identify_change_in_item_table()
|
||||
self.__prepare_supplied_items()
|
||||
self.__validate_supplied_items()
|
||||
|
||||
def create_raw_materials_supplied(self, raw_material_table="supplied_items"):
|
||||
self.set_materials_for_subcontracted_items(raw_material_table)
|
||||
|
||||
if self.doctype == "Subcontracting Receipt":
|
||||
for item in self.get("items"):
|
||||
item.rm_supp_cost = 0.0
|
||||
|
||||
def __update_consumed_qty_in_sco(self, itemwise_consumed_qty):
|
||||
fields = ["main_item_code", "rm_item_code", "parent", "supplied_qty", "name"]
|
||||
filters = {"docstatus": 1, "parent": ("in", self.subcontracting_orders)}
|
||||
|
||||
for row in frappe.get_all(
|
||||
"Subcontracting Order Supplied Item", fields=fields, filters=filters, order_by="idx"
|
||||
):
|
||||
key = (row.rm_item_code, row.main_item_code, row.parent)
|
||||
consumed_qty = itemwise_consumed_qty.get(key, 0)
|
||||
|
||||
if row.supplied_qty < consumed_qty:
|
||||
consumed_qty = row.supplied_qty
|
||||
|
||||
itemwise_consumed_qty[key] -= consumed_qty
|
||||
frappe.db.set_value(
|
||||
"Subcontracting Order Supplied Item", row.name, "consumed_qty", consumed_qty
|
||||
)
|
||||
|
||||
def set_consumed_qty_in_sco(self):
|
||||
# Update consumed qty back in the subcontracting order
|
||||
self.__get_subcontracting_orders()
|
||||
itemwise_consumed_qty = defaultdict(float)
|
||||
consumed_items, scr_items = self.__update_consumed_materials(
|
||||
"Subcontracting Receipt", return_consumed_items=True
|
||||
)
|
||||
|
||||
for row in consumed_items:
|
||||
key = (row.rm_item_code, row.main_item_code, scr_items.get(row.reference_name))
|
||||
itemwise_consumed_qty[key] += row.consumed_qty
|
||||
|
||||
self.__update_consumed_qty_in_sco(itemwise_consumed_qty)
|
||||
|
||||
def update_ordered_and_reserved_qty(self):
|
||||
sco_map = {}
|
||||
for item in self.get("items"):
|
||||
if self.doctype == "Subcontracting Receipt" and item.subcontracting_order:
|
||||
sco_map.setdefault(item.subcontracting_order, []).append(item.subcontracting_order_item)
|
||||
|
||||
for sco, sco_item_rows in sco_map.items():
|
||||
if sco and sco_item_rows:
|
||||
sco_doc = frappe.get_doc("Subcontracting Order", sco)
|
||||
|
||||
if sco_doc.status in ["Closed", "Cancelled"]:
|
||||
frappe.throw(
|
||||
_("{0} {1} is cancelled or closed").format(_("Subcontracting Order"), sco),
|
||||
frappe.InvalidStatusError,
|
||||
)
|
||||
|
||||
sco_doc.update_ordered_qty_for_subcontracting(sco_item_rows)
|
||||
sco_doc.update_reserved_qty_for_subcontracting()
|
||||
|
||||
def make_sl_entries_for_supplier_warehouse(self, sl_entries):
|
||||
if hasattr(self, "supplied_items"):
|
||||
for item in self.get("supplied_items"):
|
||||
# negative quantity is passed, as raw material qty has to be decreased
|
||||
# when SCR is submitted and it has to be increased when SCR is cancelled
|
||||
sl_entries.append(
|
||||
self.get_sl_entries(
|
||||
item,
|
||||
{
|
||||
"item_code": item.rm_item_code,
|
||||
"warehouse": self.supplier_warehouse,
|
||||
"actual_qty": -1 * flt(item.consumed_qty),
|
||||
"dependant_sle_voucher_detail_no": item.reference_name,
|
||||
},
|
||||
)
|
||||
)
|
||||
|
||||
def update_stock_ledger(self, allow_negative_stock=False, via_landed_cost_voucher=False):
|
||||
self.update_ordered_and_reserved_qty()
|
||||
|
||||
sl_entries = []
|
||||
stock_items = self.get_stock_items()
|
||||
|
||||
for item in self.get("items"):
|
||||
if item.item_code in stock_items and item.warehouse:
|
||||
scr_qty = flt(item.qty) * flt(item.conversion_factor)
|
||||
|
||||
if scr_qty:
|
||||
sle = self.get_sl_entries(
|
||||
item, {"actual_qty": flt(scr_qty), "serial_no": cstr(item.serial_no).strip()}
|
||||
)
|
||||
rate_db_precision = 6 if cint(self.precision("rate", item)) <= 6 else 9
|
||||
incoming_rate = flt(item.rate, rate_db_precision)
|
||||
sle.update(
|
||||
{
|
||||
"incoming_rate": incoming_rate,
|
||||
"recalculate_rate": 1,
|
||||
}
|
||||
)
|
||||
sl_entries.append(sle)
|
||||
|
||||
if flt(item.rejected_qty) != 0:
|
||||
sl_entries.append(
|
||||
self.get_sl_entries(
|
||||
item,
|
||||
{
|
||||
"warehouse": item.rejected_warehouse,
|
||||
"actual_qty": flt(item.rejected_qty) * flt(item.conversion_factor),
|
||||
"serial_no": cstr(item.rejected_serial_no).strip(),
|
||||
"incoming_rate": 0.0,
|
||||
"recalculate_rate": 1,
|
||||
},
|
||||
)
|
||||
)
|
||||
|
||||
self.make_sl_entries_for_supplier_warehouse(sl_entries)
|
||||
self.make_sl_entries(
|
||||
sl_entries,
|
||||
allow_negative_stock=allow_negative_stock,
|
||||
via_landed_cost_voucher=via_landed_cost_voucher,
|
||||
)
|
||||
|
||||
def get_supplied_items_cost(self, item_row_id):
|
||||
supplied_items_cost = 0.0
|
||||
for item in self.get("supplied_items"):
|
||||
if item.reference_name == item_row_id:
|
||||
item.amount = flt(flt(item.consumed_qty) * flt(item.rate), item.precision("amount"))
|
||||
supplied_items_cost += item.amount
|
||||
|
||||
return supplied_items_cost
|
||||
|
||||
@property
|
||||
def sub_contracted_items(self):
|
||||
if not hasattr(self, "_sub_contracted_items"):
|
||||
self._sub_contracted_items = []
|
||||
item_codes = list(set(item.item_code for item in self.get("items")))
|
||||
if item_codes:
|
||||
items = frappe.get_all(
|
||||
"Item", filters={"name": ["in", item_codes], "is_sub_contracted_item": 1}
|
||||
)
|
||||
self._sub_contracted_items = [item.name for item in items]
|
||||
|
||||
return self._sub_contracted_items
|
||||
Loading…
x
Reference in New Issue
Block a user