brotherton-erpnext/erpnext/stock/report/item_prices/item_prices.py
2016-03-16 16:37:28 +08:00

135 lines
4.2 KiB
Python

# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
# License: GNU General Public License v3. See license.txt
from __future__ import unicode_literals
import frappe
from frappe import msgprint, _
from frappe.utils import flt
def execute(filters=None):
if not filters: filters = {}
columns = get_columns(filters)
item_map = get_item_details()
pl = get_price_list()
last_purchase_rate = get_last_purchase_rate()
bom_rate = get_item_bom_rate()
val_rate_map = get_valuation_rate()
from erpnext.accounts.utils import get_currency_precision
precision = get_currency_precision() or 2
data = []
for item in sorted(item_map):
data.append([item, item_map[item]["item_name"],item_map[item]["item_group"],
item_map[item]["description"], item_map[item]["stock_uom"],
flt(last_purchase_rate.get(item, 0), precision),
flt(val_rate_map.get(item, 0), precision),
pl.get(item, {}).get("Selling"),
pl.get(item, {}).get("Buying"),
flt(bom_rate.get(item, 0), precision)
])
return columns, data
def get_columns(filters):
"""return columns based on filters"""
columns = [_("Item") + ":Link/Item:100", _("Item Name") + "::150",_("Item Group") + ":Link/Item Group:125", _("Description") + "::150", _("UOM") + ":Link/UOM:80",
_("Last Purchase Rate") + ":Currency:90", _("Valuation Rate") + ":Currency:80", _("Sales Price List") + "::180",
_("Purchase Price List") + "::180", _("BOM Rate") + ":Currency:90"]
return columns
def get_item_details():
"""returns all items details"""
item_map = {}
for i in frappe.db.sql("select name, item_group, item_name, description, \
stock_uom from tabItem \
order by item_code, item_group", as_dict=1):
item_map.setdefault(i.name, i)
return item_map
def get_price_list():
"""Get selling & buying price list of every item"""
rate = {}
price_list = frappe.db.sql("""select ip.item_code, ip.buying, ip.selling,
concat(ifnull(cu.symbol,ip.currency), " ", round(ip.price_list_rate,2), " - ", ip.price_list) as price
from `tabItem Price` ip, `tabPrice List` pl, `tabCurrency` cu
where ip.price_list=pl.name and pl.currency=cu.name and pl.enabled=1""", as_dict=1)
for j in price_list:
if j.price:
rate.setdefault(j.item_code, {}).setdefault("Buying" if j.buying else "Selling", []).append(j.price)
item_rate_map = {}
for item in rate:
for buying_or_selling in rate[item]:
item_rate_map.setdefault(item, {}).setdefault(buying_or_selling,
", ".join(rate[item].get(buying_or_selling, [])))
return item_rate_map
def get_last_purchase_rate():
item_last_purchase_rate_map = {}
query = """select * from (select
result.item_code,
result.base_rate
from (
(select
po_item.item_code,
po_item.item_name,
po.transaction_date as posting_date,
po_item.base_price_list_rate,
po_item.discount_percentage,
po_item.base_rate
from `tabPurchase Order` po, `tabPurchase Order Item` po_item
where po.name = po_item.parent and po.docstatus = 1)
union
(select
pr_item.item_code,
pr_item.item_name,
pr.posting_date,
pr_item.base_price_list_rate,
pr_item.discount_percentage,
pr_item.base_rate
from `tabPurchase Receipt` pr, `tabPurchase Receipt Item` pr_item
where pr.name = pr_item.parent and pr.docstatus = 1)
) result
order by result.item_code asc, result.posting_date desc) result_wrapper
group by item_code"""
for d in frappe.db.sql(query, as_dict=1):
item_last_purchase_rate_map.setdefault(d.item_code, d.base_rate)
return item_last_purchase_rate_map
def get_item_bom_rate():
"""Get BOM rate of an item from BOM"""
item_bom_map = {}
for b in frappe.db.sql("""select item, (total_cost/quantity) as bom_rate
from `tabBOM` where is_active=1 and is_default=1""", as_dict=1):
item_bom_map.setdefault(b.item, flt(b.bom_rate))
return item_bom_map
def get_valuation_rate():
"""Get an average valuation rate of an item from all warehouses"""
item_val_rate_map = {}
for d in frappe.db.sql("""select item_code,
sum(actual_qty*valuation_rate)/sum(actual_qty) as val_rate
from tabBin where actual_qty > 0 group by item_code""", as_dict=1):
item_val_rate_map.setdefault(d.item_code, d.val_rate)
return item_val_rate_map