[price list] added currency property, validates currency, duplication in Item Price

stock/doctype/item/item.js

@@ -14,6 +14,8 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+cur_frm.add_fetch("price_list_name", "currency", "ref_currency")
+
 cur_frm.cscript.refresh = function(doc) {
 	// make sensitive fields(has_serial_no, is_stock_item, valuation_method)
 	// read only if any stock ledger entry exists

stock/doctype/item/item.py

@@ -24,6 +24,8 @@ from webnotes import msgprint, _
 
 from webnotes.model.controller import DocListController
 
+class PriceListCurrencyMismatch(Exception): pass
+
 class DocType(DocListController):
 	def validate(self):
 		if not self.doc.stock_uom:
@@ -34,7 +36,7 @@ class DocType(DocListController):
 		self.add_default_uom_in_conversion_factor_table()
 		self.valiadte_item_type()
 		self.check_for_active_boms()
-		self.check_ref_rate_detail()
+		self.validate_price_lists()
 		self.fill_customer_code()
 		self.check_item_tax()
 		self.validate_barcode()
@@ -122,14 +124,20 @@ class DocType(DocListController):
 				if cstr(self.doc.fields.get(d)) != 'Yes':
 					_check_for_active_boms(fl[d])
 			
-	def check_ref_rate_detail(self):
-		check_list=[]
+	def validate_price_lists(self):
+		price_lists=[]
 		for d in getlist(self.doclist,'ref_rate_details'):
-			if d.price_list_name in check_list:
+			if d.price_list_name in price_lists:
 				msgprint(_("Cannot have two prices for same Price List") + ": " + d.price_list_name,
 					raise_exception= webnotes.DuplicateEntryError)
 			else:
-				check_list.append(d.price_list_name)
+				price_list_currency = webnotes.conn.get_value("Price List", d.price_list_name, "currency")
+				if price_list_currency and d.ref_currency != price_list_currency:
+					msgprint(_("Currency does not match Price List Currency for Price List") \
+						+ ": " + d.price_list_name, raise_exception=PriceListCurrencyMismatch)
+				
+				price_lists.append(d.price_list_name)
+			
 					
 	def fill_customer_code(self):
 		""" Append all the customer codes and insert into "customer_code" field of item table """

stock/doctype/item/test_item.py

@@ -28,6 +28,14 @@ class TestItem(unittest.TestCase):
 		item.doclist.append(webnotes.doc(item_price.fields.copy()))
 		self.assertRaises(webnotes.DuplicateEntryError, item.insert)
 
+	def test_price_list_mismatch(self):
+		from stock.doctype.item.item import PriceListCurrencyMismatch
+		item = webnotes.bean(copy=test_records[0])
+		item.doc.item_code = "_Test Item 11"
+		item_price = item.doclist.get({"doctype": "Item Price"})[0].ref_currency="USD"
+		self.assertRaises(PriceListCurrencyMismatch, item.insert)
+
+
 test_records = [
 	[{
 		"doctype": "Item",