brotherton-erpnext/erpnext/selling/page/point_of_sale/point_of_sale.py

322 lines
8.7 KiB
Python

# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
# License: GNU General Public License v3. See license.txt
import json
from typing import Dict, Optional
import frappe
from frappe.utils.nestedset import get_root_of
from erpnext.accounts.doctype.pos_invoice.pos_invoice import get_stock_availability
from erpnext.accounts.doctype.pos_profile.pos_profile import get_child_nodes, get_item_groups
from erpnext.stock.utils import scan_barcode
def search_by_term(search_term, warehouse, price_list):
result = search_for_serial_or_batch_or_barcode_number(search_term) or {}
item_code = result.get("item_code") or search_term
serial_no = result.get("serial_no") or ""
batch_no = result.get("batch_no") or ""
barcode = result.get("barcode") or ""
if result:
item_info = frappe.db.get_value(
"Item",
item_code,
[
"name as item_code",
"item_name",
"description",
"stock_uom",
"image as item_image",
"is_stock_item",
],
as_dict=1,
)
item_stock_qty, is_stock_item = get_stock_availability(item_code, warehouse)
price_list_rate, currency = frappe.db.get_value(
"Item Price",
{"price_list": price_list, "item_code": item_code},
["price_list_rate", "currency"],
) or [None, None]
item_info.update(
{
"serial_no": serial_no,
"batch_no": batch_no,
"barcode": barcode,
"price_list_rate": price_list_rate,
"currency": currency,
"actual_qty": item_stock_qty,
}
)
return {"items": [item_info]}
@frappe.whitelist()
def get_items(start, page_length, price_list, item_group, pos_profile, search_term=""):
warehouse, hide_unavailable_items = frappe.db.get_value(
"POS Profile", pos_profile, ["warehouse", "hide_unavailable_items"]
)
result = []
if search_term:
result = search_by_term(search_term, warehouse, price_list) or []
if result:
return result
if not frappe.db.exists("Item Group", item_group):
item_group = get_root_of("Item Group")
condition = get_conditions(search_term)
condition += get_item_group_condition(pos_profile)
lft, rgt = frappe.db.get_value("Item Group", item_group, ["lft", "rgt"])
bin_join_selection, bin_join_condition = "", ""
if hide_unavailable_items:
bin_join_selection = ", `tabBin` bin"
bin_join_condition = (
"AND bin.warehouse = %(warehouse)s AND bin.item_code = item.name AND bin.actual_qty > 0"
)
items_data = frappe.db.sql(
"""
SELECT
item.name AS item_code,
item.item_name,
item.description,
item.stock_uom,
item.image AS item_image,
item.is_stock_item
FROM
`tabItem` item {bin_join_selection}
WHERE
item.disabled = 0
AND item.has_variants = 0
AND item.is_sales_item = 1
AND item.is_fixed_asset = 0
AND item.item_group in (SELECT name FROM `tabItem Group` WHERE lft >= {lft} AND rgt <= {rgt})
AND {condition}
{bin_join_condition}
ORDER BY
item.name asc
LIMIT
{start}, {page_length}""".format(
start=start,
page_length=page_length,
lft=lft,
rgt=rgt,
condition=condition,
bin_join_selection=bin_join_selection,
bin_join_condition=bin_join_condition,
),
{"warehouse": warehouse},
as_dict=1,
)
if items_data:
items = [d.item_code for d in items_data]
item_prices_data = frappe.get_all(
"Item Price",
fields=["item_code", "price_list_rate", "currency"],
filters={"price_list": price_list, "item_code": ["in", items]},
)
item_prices = {}
for d in item_prices_data:
item_prices[d.item_code] = d
for item in items_data:
item_code = item.item_code
item_price = item_prices.get(item_code) or {}
item_stock_qty, is_stock_item = get_stock_availability(item_code, warehouse)
row = {}
row.update(item)
row.update(
{
"price_list_rate": item_price.get("price_list_rate"),
"currency": item_price.get("currency"),
"actual_qty": item_stock_qty,
}
)
result.append(row)
return {"items": result}
@frappe.whitelist()
def search_for_serial_or_batch_or_barcode_number(search_value: str) -> Dict[str, Optional[str]]:
return scan_barcode(search_value)
def get_conditions(search_term):
condition = "("
condition += """item.name like {search_term}
or item.item_name like {search_term}""".format(
search_term=frappe.db.escape("%" + search_term + "%")
)
condition += add_search_fields_condition(search_term)
condition += ")"
return condition
def add_search_fields_condition(search_term):
condition = ""
search_fields = frappe.get_all("POS Search Fields", fields=["fieldname"])
if search_fields:
for field in search_fields:
condition += " or item.`{0}` like {1}".format(
field["fieldname"], frappe.db.escape("%" + search_term + "%")
)
return condition
def get_item_group_condition(pos_profile):
cond = "and 1=1"
item_groups = get_item_groups(pos_profile)
if item_groups:
cond = "and item.item_group in (%s)" % (", ".join(["%s"] * len(item_groups)))
return cond % tuple(item_groups)
@frappe.whitelist()
@frappe.validate_and_sanitize_search_inputs
def item_group_query(doctype, txt, searchfield, start, page_len, filters):
item_groups = []
cond = "1=1"
pos_profile = filters.get("pos_profile")
if pos_profile:
item_groups = get_item_groups(pos_profile)
if item_groups:
cond = "name in (%s)" % (", ".join(["%s"] * len(item_groups)))
cond = cond % tuple(item_groups)
return frappe.db.sql(
""" select distinct name from `tabItem Group`
where {condition} and (name like %(txt)s) limit {start}, {page_len}""".format(
condition=cond, start=start, page_len=page_len
),
{"txt": "%%%s%%" % txt},
)
@frappe.whitelist()
def check_opening_entry(user):
open_vouchers = frappe.db.get_all(
"POS Opening Entry",
filters={"user": user, "pos_closing_entry": ["in", ["", None]], "docstatus": 1},
fields=["name", "company", "pos_profile", "period_start_date"],
order_by="period_start_date desc",
)
return open_vouchers
@frappe.whitelist()
def create_opening_voucher(pos_profile, company, balance_details):
balance_details = json.loads(balance_details)
new_pos_opening = frappe.get_doc(
{
"doctype": "POS Opening Entry",
"period_start_date": frappe.utils.get_datetime(),
"posting_date": frappe.utils.getdate(),
"user": frappe.session.user,
"pos_profile": pos_profile,
"company": company,
}
)
new_pos_opening.set("balance_details", balance_details)
new_pos_opening.submit()
return new_pos_opening.as_dict()
@frappe.whitelist()
def get_past_order_list(search_term, status, limit=20):
fields = ["name", "grand_total", "currency", "customer", "posting_time", "posting_date"]
invoice_list = []
if search_term and status:
invoices_by_customer = frappe.db.get_all(
"POS Invoice",
filters={"customer": ["like", "%{}%".format(search_term)], "status": status},
fields=fields,
)
invoices_by_name = frappe.db.get_all(
"POS Invoice",
filters={"name": ["like", "%{}%".format(search_term)], "status": status},
fields=fields,
)
invoice_list = invoices_by_customer + invoices_by_name
elif status:
invoice_list = frappe.db.get_all("POS Invoice", filters={"status": status}, fields=fields)
return invoice_list
@frappe.whitelist()
def set_customer_info(fieldname, customer, value=""):
if fieldname == "loyalty_program":
frappe.db.set_value("Customer", customer, "loyalty_program", value)
contact = frappe.get_cached_value("Customer", customer, "customer_primary_contact")
if not contact:
contact = frappe.db.sql(
"""
SELECT parent FROM `tabDynamic Link`
WHERE
parenttype = 'Contact' AND
parentfield = 'links' AND
link_doctype = 'Customer' AND
link_name = %s
""",
(customer),
as_dict=1,
)
contact = contact[0].get("parent") if contact else None
if not contact:
new_contact = frappe.new_doc("Contact")
new_contact.is_primary_contact = 1
new_contact.first_name = customer
new_contact.set("links", [{"link_doctype": "Customer", "link_name": customer}])
new_contact.save()
contact = new_contact.name
frappe.db.set_value("Customer", customer, "customer_primary_contact", contact)
contact_doc = frappe.get_doc("Contact", contact)
if fieldname == "email_id":
contact_doc.set("email_ids", [{"email_id": value, "is_primary": 1}])
frappe.db.set_value("Customer", customer, "email_id", value)
elif fieldname == "mobile_no":
contact_doc.set("phone_nos", [{"phone": value, "is_primary_mobile_no": 1}])
frappe.db.set_value("Customer", customer, "mobile_no", value)
contact_doc.save()
@frappe.whitelist()
def get_pos_profile_data(pos_profile):
pos_profile = frappe.get_doc("POS Profile", pos_profile)
pos_profile = pos_profile.as_dict()
_customer_groups_with_children = []
for row in pos_profile.customer_groups:
children = get_child_nodes("Customer Group", row.customer_group)
_customer_groups_with_children.extend(children)
pos_profile.customer_groups = _customer_groups_with_children
return pos_profile