Merge pull request #449 from akhileshdarjee/master

Completed 'Item Prices' Report

stock/page/stock_home/stock_home.js

@@ -213,6 +213,10 @@ wn.module_page["Stock"] = [
 				"label":wn._("Warehouse-Wise Stock Balance"),
 				route: "query-report/Warehouse-Wise Stock Balance",
 			},
+			{
+				"label":wn._("Item Prices"),
+				route: "query-report/Item Prices",
+			},
 		]
 	}
 ]

stock/report/item_prices/item_prices.py

@@ -0,0 +1,106 @@
+# ERPNext - web based ERP (http://erpnext.com)
+# Copyright (C) 2012 Web Notes Technologies Pvt Ltd
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import unicode_literals
+import webnotes
+from webnotes.utils import flt
+
+def execute(filters=None):
+	if not filters: filters = {}
+	
+	columns = get_columns(filters)
+	item_map = get_item_details()
+	pl = get_price_list()
+	bom_rate = get_item_bom_rate()
+	val_rate_map = get_valuation_rate()
+	
+	data = []
+	for item in sorted(item_map):
+		data.append([item, item_map[item]["item_name"], 
+			item_map[item]["description"], item_map[item]["stock_uom"], 
+			flt(item_map[item]["last_purchase_rate"]), val_rate_map.get(item, 0), 
+			pl.get(item, {}).get("selling"), pl.get(item, {}).get("buying"), 
+			bom_rate.get(item, 0), flt(item_map[item]["standard_rate"])
+		])
+	
+	return columns, data
+
+def get_columns(filters):
+	"""return columns based on filters"""
+	
+	columns = ["Item:Link/Item:100", "Item Name::150", "Description::150", "UOM:Link/UOM:80", 
+		"Last Purchase Rate:Currency:90", "Valuation Rate:Currency:80",	"Sales Price List::80", 
+		"Purchase Price List::80", "BOM Rate:Currency:90", "Standard Rate:Currency:100"]
+
+	return columns
+
+def get_item_details():
+	"""returns all items details"""
+	
+	item_map = {}
+	
+	for i in webnotes.conn.sql("select name, item_name, description, \
+		stock_uom, standard_rate, last_purchase_rate from tabItem \
+		order by item_code", 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 = webnotes.conn.sql("""select parent, selling, buying, 
+		concat(price_list_name, " - ", ref_currency, " ", ref_rate) as price
+		from `tabItem Price` where docstatus<2""", as_dict=1)
+
+	for j in price_list:
+		if j.selling:
+			rate.setdefault(j.parent, {}).setdefault("selling", []).append(j.price)
+		if j.buying:
+			rate.setdefault(j.parent, {}).setdefault("buying", []).append(j.price)
+
+	item_rate_map = {}
+	
+	for item in rate:
+		item_rate_map.setdefault(item, {}).setdefault("selling", 
+			", ".join(rate[item].get("selling", [])))
+		item_rate_map[item]["buying"] = ", ".join(rate[item].get("buying", []))
+	
+	return item_rate_map
+
+def get_item_bom_rate():
+	"""Get BOM rate of an item from BOM"""
+
+	bom_map = {}
+	
+	for b in webnotes.conn.sql("""select item, (total_cost/quantity) as bom_rate 
+		from `tabBOM` where is_active=1 and is_default=1""", as_dict=1):
+			bom_map.setdefault(b.item, flt(b.bom_rate))
+
+	return bom_map
+
+def get_valuation_rate():
+	"""Get an average valuation rate of an item from all warehouses"""
+
+	val_rate_map = {}
+	
+	for d in webnotes.conn.sql("""select item_code, avg(valuation_rate) as val_rate
+		from tabBin group by item_code""", as_dict=1):
+			val_rate_map.setdefault(d.item_code, d.val_rate)
+
+	return val_rate_map

stock/report/item_prices/item_prices.txt

@@ -0,0 +1,21 @@
+[
+ {
+  "creation": "2013-06-05 11:43:30", 
+  "docstatus": 0, 
+  "modified": "2013-06-05 11:43:30", 
+  "modified_by": "Administrator", 
+  "owner": "Administrator"
+ }, 
+ {
+  "doctype": "Report", 
+  "is_standard": "Yes", 
+  "name": "__common__", 
+  "ref_doctype": "Stock Ledger Entry", 
+  "report_name": "Item Prices", 
+  "report_type": "Script Report"
+ }, 
+ {
+  "doctype": "Report", 
+  "name": "Item Prices"
+ }
+]