151 lines
4.7 KiB
Python
151 lines
4.7 KiB
Python
# ERPNext - web based ERP (http://erpnext.com)
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# Copyright (C) 2012 Web Notes Technologies Pvt Ltd
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import unicode_literals
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import webnotes
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from webnotes.utils import flt
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def execute(filters=None):
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if not filters: filters = {}
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columns = get_columns(filters)
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item_map = get_item_details()
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pl = get_price_list()
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last_purchase_rate = get_last_purchase_rate()
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bom_rate = get_item_bom_rate()
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val_rate_map = get_valuation_rate()
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precision = webnotes.conn.get_value("Global Defaults", None, "float_precision") or 2
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data = []
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for item in sorted(item_map):
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data.append([item, item_map[item]["item_name"],
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item_map[item]["description"], item_map[item]["stock_uom"],
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flt(last_purchase_rate.get(item, 0), precision),
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flt(val_rate_map.get(item, 0), precision),
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pl.get(item, {}).get("selling"),
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pl.get(item, {}).get("buying"),
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flt(bom_rate.get(item, 0), precision),
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flt(item_map[item]["standard_rate"], precision)
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])
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return columns, data
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def get_columns(filters):
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"""return columns based on filters"""
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columns = ["Item:Link/Item:100", "Item Name::150", "Description::150", "UOM:Link/UOM:80",
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"Last Purchase Rate:Currency:90", "Valuation Rate:Currency:80", "Sales Price List::80",
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"Purchase Price List::80", "BOM Rate:Currency:90", "Standard Rate:Currency:100"]
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return columns
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def get_item_details():
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"""returns all items details"""
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item_map = {}
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for i in webnotes.conn.sql("select name, item_name, description, \
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stock_uom, standard_rate from tabItem \
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order by item_code", as_dict=1):
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item_map.setdefault(i.name, i)
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return item_map
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def get_price_list():
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"""Get selling & buying price list of every item"""
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rate = {}
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price_list = webnotes.conn.sql("""select parent, selling, buying,
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concat(price_list_name, " - ", ref_currency, " ", ref_rate) as price
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from `tabItem Price` where docstatus<2""", as_dict=1)
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for j in price_list:
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if j.price:
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if j.selling:
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rate.setdefault(j.parent, {}).setdefault("selling", []).append(j.price)
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if j.buying:
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rate.setdefault(j.parent, {}).setdefault("buying", []).append(j.price)
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item_rate_map = {}
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for item in rate:
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item_rate_map.setdefault(item, {}).setdefault("selling",
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", ".join(rate[item].get("selling", [])))
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item_rate_map[item]["buying"] = ", ".join(rate[item].get("buying", []))
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return item_rate_map
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def get_last_purchase_rate():
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item_last_purchase_rate_map = {}
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query = """select * from (select
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result.item_code,
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result.purchase_rate
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from (
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(select
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po_item.item_code,
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po_item.item_name,
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po.transaction_date as posting_date,
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po_item.purchase_ref_rate,
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po_item.discount_rate,
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po_item.purchase_rate
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from `tabPurchase Order` po, `tabPurchase Order Item` po_item
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where po.name = po_item.parent and po.docstatus = 1)
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union
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(select
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pr_item.item_code,
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pr_item.item_name,
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pr.posting_date,
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pr_item.purchase_ref_rate,
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pr_item.discount_rate,
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pr_item.purchase_rate
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from `tabPurchase Receipt` pr, `tabPurchase Receipt Item` pr_item
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where pr.name = pr_item.parent and pr.docstatus = 1)
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) result
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order by result.item_code asc, result.posting_date desc) result_wrapper
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group by item_code"""
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for d in webnotes.conn.sql(query, as_dict=1):
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item_last_purchase_rate_map.setdefault(d.item_code, d.purchase_rate)
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return item_last_purchase_rate_map
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def get_item_bom_rate():
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"""Get BOM rate of an item from BOM"""
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item_bom_map = {}
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for b in webnotes.conn.sql("""select item, (total_cost/quantity) as bom_rate
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from `tabBOM` where is_active=1 and is_default=1""", as_dict=1):
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item_bom_map.setdefault(b.item, flt(b.bom_rate))
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return item_bom_map
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def get_valuation_rate():
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"""Get an average valuation rate of an item from all warehouses"""
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item_val_rate_map = {}
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for d in webnotes.conn.sql("""select item_code,
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sum(actual_qty*valuation_rate)/sum(actual_qty) as val_rate
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from tabBin where actual_qty > 0 group by item_code""", as_dict=1):
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item_val_rate_map.setdefault(d.item_code, d.val_rate)
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return item_val_rate_map
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