285 lines
9.9 KiB
Python
285 lines
9.9 KiB
Python
# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd. and Contributors
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# License: GNU General Public License v3. See license.txt
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from __future__ import unicode_literals
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import frappe
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from frappe import _, throw
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from frappe.utils import flt, cint, add_days
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import json
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@frappe.whitelist()
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def get_item_details(args):
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"""
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args = {
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"item_code": "",
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"warehouse": None,
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"customer": "",
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"conversion_rate": 1.0,
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"selling_price_list": None,
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"price_list_currency": None,
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"plc_conversion_rate": 1.0
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"doctype": "",
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"docname": "",
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"supplier": None,
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"transaction_date": None,
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"conversion_rate": 1.0,
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"buying_price_list": None,
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"is_subcontracted": "Yes" / "No",
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"transaction_type": "selling"
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}
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"""
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if isinstance(args, basestring):
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args = json.loads(args)
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args = frappe._dict(args)
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if not args.get("transaction_type"):
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args.transaction_type = "selling" if args.get("customer") else "buying"
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if not args.get("price_list"):
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args.price_list = args.get("selling_price_list") or args.get("buying_price_list")
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if args.barcode:
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args.item_code = get_item_code(barcode=args.barcode)
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elif not args.item_code and args.serial_no:
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args.item_code = get_item_code(serial_no=args.serial_no)
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item_bean = frappe.bean("Item", args.item_code)
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item = item_bean.doc
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validate_item_details(args, item)
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out = get_basic_details(args, item_bean)
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get_party_item_code(args, item_bean, out)
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if out.get("warehouse"):
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out.update(get_available_qty(args.item_code, out.warehouse))
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out.update(get_projected_qty(item.name, out.warehouse))
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get_price_list_rate(args, item_bean, out)
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out.update(get_item_discount(out.item_group, args.customer))
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if args.transaction_type == "selling" and cint(args.is_pos):
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out.update(get_pos_settings_item_details(args.company, args))
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if args.get("doctype") in ("Sales Invoice", "Delivery Note"):
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if item_bean.doc.has_serial_no == "Yes" and not args.serial_no:
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out.serial_no = get_serial_nos_by_fifo(args, item_bean)
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if args.transaction_date and item.lead_time_days:
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out.schedule_date = out.lead_time_date = add_days(args.transaction_date,
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item.lead_time_days)
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return out
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def get_item_code(barcode=None, serial_no=None):
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if barcode:
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item_code = frappe.conn.get_value("Item", {"barcode": barcode})
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elif serial_no:
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item_code = frappe.conn.get_value("Serial No", serial_no, "item_code")
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if not item_code:
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throw(_("No Item found with ") + _("Barcode") if barcode else _("Serial No") +
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": %s" % (barcode or serial_no))
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return item_code
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def validate_item_details(args, item):
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if not args.company:
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throw(_("Please specify Company"))
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from erpnext.stock.doctype.item.item import validate_end_of_life
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validate_end_of_life(item.name, item.end_of_life)
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if args.transaction_type == "selling":
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# validate if sales item or service item
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if args.get("order_type") == "Maintenance":
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if item.is_service_item != "Yes":
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throw(_("Item") + (" %s: " % item.name) +
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_("not a service item.") +
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_("Please select a service item or change the order type to Sales."))
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elif item.is_sales_item != "Yes":
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throw(_("Item") + (" %s: " % item.name) + _("not a sales item"))
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elif args.transaction_type == "buying":
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# validate if purchase item or subcontracted item
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if item.is_purchase_item != "Yes":
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throw(_("Item") + (" %s: " % item.name) + _("not a purchase item"))
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if args.get("is_subcontracted") == "Yes" and item.is_sub_contracted_item != "Yes":
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throw(_("Item") + (" %s: " % item.name) +
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_("not a sub-contracted item.") +
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_("Please select a sub-contracted item or do not sub-contract the transaction."))
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def get_basic_details(args, item_bean):
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item = item_bean.doc
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from frappe.defaults import get_user_default_as_list
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user_default_warehouse_list = get_user_default_as_list('warehouse')
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user_default_warehouse = user_default_warehouse_list[0] \
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if len(user_default_warehouse_list)==1 else ""
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out = frappe._dict({
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"item_code": item.name,
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"item_name": item.item_name,
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"description": item.description_html or item.description,
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"warehouse": user_default_warehouse or args.warehouse or item.default_warehouse,
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"income_account": item.income_account or args.income_account \
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or frappe.conn.get_value("Company", args.company, "default_income_account"),
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"expense_account": item.expense_account or args.expense_account \
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or frappe.conn.get_value("Company", args.company, "default_expense_account"),
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"cost_center": item.selling_cost_center \
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if args.transaction_type == "selling" else item.buying_cost_center,
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"batch_no": None,
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"item_tax_rate": json.dumps(dict(([d.tax_type, d.tax_rate] for d in
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item_bean.doclist.get({"parentfield": "item_tax"})))),
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"uom": item.stock_uom,
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"min_order_qty": flt(item.min_order_qty) if args.doctype == "Material Request" else "",
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"conversion_factor": 1.0,
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"qty": 1.0,
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"price_list_rate": 0.0,
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"base_price_list_rate": 0.0,
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"rate": 0.0,
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"base_rate": 0.0,
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"amount": 0.0,
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"base_amount": 0.0,
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"discount_percentage": 0.0
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})
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for fieldname in ("item_name", "item_group", "barcode", "brand", "stock_uom"):
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out[fieldname] = item.fields.get(fieldname)
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return out
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def get_price_list_rate(args, item_bean, out):
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meta = frappe.get_doctype(args.doctype)
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if meta.get_field("currency"):
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validate_price_list(args)
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validate_conversion_rate(args, meta)
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price_list_rate = frappe.conn.get_value("Item Price",
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{"price_list": args.price_list, "item_code": args.item_code}, "price_list_rate")
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if not price_list_rate: return {}
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out.price_list_rate = flt(price_list_rate) * flt(args.plc_conversion_rate) \
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/ flt(args.conversion_rate)
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if not out.price_list_rate and args.transaction_type == "buying":
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from erpnext.stock.doctype.item.item import get_last_purchase_details
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out.update(get_last_purchase_details(item_bean.doc.name,
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args.docname, args.conversion_rate))
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def validate_price_list(args):
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if args.get("price_list"):
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if not frappe.conn.get_value("Price List",
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{"name": args.price_list, args.transaction_type: 1, "enabled": 1}):
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throw(_("Price List is either disabled or for not ") + _(args.transaction_type))
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else:
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throw(_("Price List not selected"))
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def validate_conversion_rate(args, meta):
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from erpnext.setup.doctype.currency.currency import validate_conversion_rate
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from frappe.model.meta import get_field_precision
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# validate currency conversion rate
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validate_conversion_rate(args.currency, args.conversion_rate,
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meta.get_label("conversion_rate"), args.company)
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args.conversion_rate = flt(args.conversion_rate,
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get_field_precision(meta.get_field("conversion_rate"),
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frappe._dict({"fields": args})))
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# validate price list currency conversion rate
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if not args.get("price_list_currency"):
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throw(_("Price List Currency not selected"))
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else:
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validate_conversion_rate(args.price_list_currency, args.plc_conversion_rate,
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meta.get_label("plc_conversion_rate"), args.company)
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args.plc_conversion_rate = flt(args.plc_conversion_rate,
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get_field_precision(meta.get_field("plc_conversion_rate"),
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frappe._dict({"fields": args})))
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def get_item_discount(item_group, customer):
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parent_item_groups = [x[0] for x in frappe.conn.sql("""SELECT parent.name
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FROM `tabItem Group` AS node, `tabItem Group` AS parent
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WHERE parent.lft <= node.lft and parent.rgt >= node.rgt and node.name = %s
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GROUP BY parent.name
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ORDER BY parent.lft desc""", (item_group,))]
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discount = 0
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for d in parent_item_groups:
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res = frappe.conn.sql("""select discount, name from `tabCustomer Discount`
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where parent = %s and item_group = %s""", (customer, d))
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if res:
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discount = flt(res[0][0])
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break
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return {"discount_percentage": discount}
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def get_party_item_code(args, item_bean, out):
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if args.transaction_type == "selling":
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customer_item_code = item_bean.doclist.get({"parentfield": "item_customer_details",
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"customer_name": args.customer})
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out.customer_item_code = customer_item_code[0].ref_code if customer_item_code else None
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else:
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item_supplier = item_bean.doclist.get({"parentfield": "item_supplier_details",
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"supplier": args.supplier})
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out.supplier_part_no = item_supplier[0].supplier_part_no if item_supplier else None
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def get_pos_settings_item_details(company, args, pos_settings=None):
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res = frappe._dict()
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if not pos_settings:
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pos_settings = get_pos_settings(company)
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if pos_settings:
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for fieldname in ("income_account", "cost_center", "warehouse", "expense_account"):
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if not args.get(fieldname):
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res[fieldname] = pos_settings.get(fieldname)
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if res.get("warehouse"):
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res.actual_qty = get_available_qty(args.item_code,
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res.warehouse).get("actual_qty")
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return res
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def get_pos_settings(company):
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pos_settings = frappe.conn.sql("""select * from `tabPOS Setting` where user = %s
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and company = %s""", (frappe.session['user'], company), as_dict=1)
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if not pos_settings:
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pos_settings = frappe.conn.sql("""select * from `tabPOS Setting`
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where ifnull(user,'') = '' and company = %s""", company, as_dict=1)
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return pos_settings and pos_settings[0] or None
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def get_serial_nos_by_fifo(args, item_bean):
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return "\n".join(frappe.conn.sql_list("""select name from `tabSerial No`
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where item_code=%(item_code)s and warehouse=%(warehouse)s and status='Available'
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order by timestamp(purchase_date, purchase_time) asc limit %(qty)s""", {
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"item_code": args.item_code,
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"warehouse": args.warehouse,
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"qty": cint(args.qty)
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}))
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@frappe.whitelist()
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def get_conversion_factor(item_code, uom):
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return {"conversion_factor": frappe.conn.get_value("UOM Conversion Detail",
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{"parent": item_code, "uom": uom}, "conversion_factor")}
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@frappe.whitelist()
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def get_projected_qty(item_code, warehouse):
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return {"projected_qty": frappe.conn.get_value("Bin",
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{"item_code": item_code, "warehouse": warehouse}, "projected_qty")}
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@frappe.whitelist()
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def get_available_qty(item_code, warehouse):
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return frappe.conn.get_value("Bin", {"item_code": item_code, "warehouse": warehouse},
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["projected_qty", "actual_qty"], as_dict=True) or {} |