Demo data for fixed asset depreciation

erpnext/demo/data/asset.json

@@ -0,0 +1,37 @@
+[
+	{
+		"asset_name": "Macbook Pro - 1",
+		"item_code": "Computer",
+		"gross_purchase_amount": 100000
+	},
+	{
+		"asset_name": "Macbook Air - 1",
+		"item_code": "Computer",
+		"gross_purchase_amount": 60000
+	},
+	{
+		"asset_name": "Conferrence Table",
+		"item_code": "Table",
+		"gross_purchase_amount": 30000
+	},
+	{
+		"asset_name": "Lunch Table",
+		"item_code": "Table",
+		"gross_purchase_amount": 20000
+	},
+	{
+		"asset_name": "ERPNext",
+		"item_code": "ERP",
+		"gross_purchase_amount": 100000
+	},
+	{
+		"asset_name": "Chair 1",
+		"item_code": "Chair",
+		"gross_purchase_amount": 10000
+	},
+	{
+		"asset_name": "Chair 2",
+		"item_code": "Chair",
+		"gross_purchase_amount": 10000
+	}
+]

erpnext/demo/data/asset_category.json

@@ -0,0 +1,38 @@
+[
+	{
+		"asset_category_name": "Furnitures",
+		"depreciation_method": "Straight Line",
+		"total_number_of_depreciations": 5,
+		"frequency_of_depreciation": 12, 
+		"accounts": [{
+			"company_name": "Wind Power LLC",
+			"fixed_asset_account": "Furnitures and Fixtures - WPL",
+			"accumulated_depreciation_account": "Accumulated Depreciation - WPL",
+			"depreciation_expense_account": "Depreciation - WPL"
+		}]
+	},
+	{
+		"asset_category_name": "Electronic Equipments",
+		"depreciation_method": "Double Declining Balance",
+		"total_number_of_depreciations": 10,
+		"frequency_of_depreciation": 6, 
+		"accounts": [{
+			"company_name": "Wind Power LLC",
+			"fixed_asset_account": "Electronic Equipments - WPL",
+			"accumulated_depreciation_account": "Accumulated Depreciation - WPL",
+			"depreciation_expense_account": "Depreciation - WPL"
+		}]
+	},
+	{
+		"asset_category_name": "Softwares",
+		"depreciation_method": "Straight Line",
+		"total_number_of_depreciations": 10,
+		"frequency_of_depreciation": 12, 
+		"accounts": [{
+			"company_name": "Wind Power LLC",
+			"fixed_asset_account": "Softwares - WPL",
+			"accumulated_depreciation_account": "Accumulated Depreciation - WPL",
+			"depreciation_expense_account": "Depreciation - WPL"
+		}]
+	}
+]

erpnext/demo/data/item.json

@@ -221,5 +221,59 @@
   "item_code": "Base Plate Un Painted",
   "item_group": "Raw Material",
   "item_name": "Base Plate Un Painted"
+ },
+ {
+  "is_fixed_asset": 1,
+  "asset_category": "Furnitures",
+  "is_stock_item": 0,
+  "description": "Table",
+  "item_code": "Table",
+  "item_name": "Table",
+  "item_group": "Products"
+ },
+ {
+  "is_fixed_asset": 1,
+  "asset_category": "Furnitures",
+  "is_stock_item": 0,
+  "description": "Chair",
+  "item_code": "Chair",
+  "item_name": "Chair",
+  "item_group": "Products"
+ },
+ {
+  "is_fixed_asset": 1,
+  "asset_category": "Electronic Equipments",
+  "is_stock_item": 0,
+  "description": "Computer",
+  "item_code": "Computer",
+  "item_name": "Computer",
+  "item_group": "Products"
+ },
+ {
+  "is_fixed_asset": 1,
+  "asset_category": "Electronic Equipments",
+  "is_stock_item": 0,
+  "description": "Mobile",
+  "item_code": "Mobile",
+  "item_name": "Mobile",
+  "item_group": "Products"
+ },
+ {
+  "is_fixed_asset": 1,
+  "asset_category": "Softwares",
+  "is_stock_item": 0,
+  "description": "ERP",
+  "item_code": "ERP",
+  "item_name": "ERP",
+  "item_group": "All Item Groups"
+ },
+ {
+  "is_fixed_asset": 1,
+  "asset_category": "Softwares",
+  "is_stock_item": 0,
+  "description": "Autocad",
+  "item_code": "Autocad",
+  "item_name": "Autocad",
+  "item_group": "All Item Groups"
  }
 ]

erpnext/demo/demo.py

@@ -4,7 +4,7 @@ import frappe, sys
 import erpnext
 import frappe.utils
 from erpnext.demo.setup_data import setup_data
-from erpnext.demo.user import hr, sales, purchase, manufacturing, stock, accounts, projects
+from erpnext.demo.user import hr, sales, purchase, manufacturing, stock, accounts, projects, fixed_asset
 
 """
 Make a demo
@@ -54,6 +54,8 @@ def simulate():
 		runs_for = frappe.utils.date_diff(frappe.utils.nowdate(), current_date)
 		# runs_for = 100
 		
+	fixed_asset.work()
+
 	for i in xrange(runs_for):
 		sys.stdout.write("\rSimulating {0}".format(current_date.strftime("%Y-%m-%d")))
 		sys.stdout.flush()

erpnext/demo/setup_data.py

@@ -3,7 +3,7 @@ from __future__ import unicode_literals
 import random, json
 from erpnext.demo.domains import data
 import frappe, erpnext
-from frappe.utils import cint, flt, now_datetime, cstr
+from frappe.utils import flt, now_datetime, cstr, nowdate, add_days
 from frappe import _
 
 def setup_data():
@@ -14,8 +14,10 @@ def setup_data():
 	setup_holiday_list()
 	setup_customer()
 	setup_supplier()
+	import_json("Asset Category")
 	setup_item()
 	setup_warehouse()
+	setup_asset()
 	import_json('Address')
 	import_json('Contact')
 	setup_workstation()
@@ -159,6 +161,20 @@ def setup_warehouse():
 	w.warehouse_name = 'Supplier'
 	w.insert()
 	
+def setup_asset():
+	assets = json.loads(open(frappe.get_app_path('erpnext', 'demo', 'data', 'asset.json')).read())
+	for d in assets:
+		asset = frappe.new_doc('Asset')
+		asset.update(d)
+		asset.purchase_date = add_days(nowdate(), -random.randint(20, 1500))
+		asset.next_depreciation_date = add_days(asset.purchase_date, 30)
+		asset.warehouse = "Stores - WPL"
+		asset.set_missing_values()
+		asset.make_depreciation_schedule()
+		asset.flags.ignore_validate = True
+		asset.save()
+		asset.submit()
+
 def setup_currency_exchange():
 	frappe.get_doc({
 		'doctype': 'Currency Exchange',

erpnext/demo/user/fixed_asset.py

@@ -0,0 +1,59 @@
+
+# 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.utils.make_random import get_random
+from erpnext.accounts.doctype.asset.asset import make_purchase_invoice, make_sales_invoice
+from erpnext.accounts.doctype.asset.depreciation import post_depreciation_entries, scrap_asset
+
+def work():
+	frappe.set_user(frappe.db.get_global('demo_accounts_user'))
+
+	asset_list = make_asset_purchase_entry()
+
+	if not asset_list:
+		# fixed_asset.work() already run
+		return
+		
+	# post depreciation entries as on today
+	post_depreciation_entries()
+	
+	# scrap a random asset
+	frappe.db.set_value("Company", "Wind Power LLC", "disposal_account", "Gain/Loss on Asset Disposal - WPL")
+	
+	asset = get_random_asset()
+	scrap_asset(asset.name)
+	
+	# Sell a random asset
+	sell_an_asset()	
+
+def make_asset_purchase_entry():
+	asset_list = frappe.get_all("Asset", filters={"purchase_invoice": ["in", ("", None)]}, 
+		fields=["name", "item_code", "gross_purchase_amount", "company", "purchase_date"])
+				
+	# make purchase invoice
+	for asset in asset_list:
+		pi = make_purchase_invoice(asset.name, asset.item_code, asset.gross_purchase_amount, 
+			asset.company, asset.purchase_date)
+		pi.supplier = get_random("Supplier")
+		pi.save()
+		pi.submit()
+		
+	return asset_list
+
+def sell_an_asset():
+	asset = get_random_asset()
+	si = make_sales_invoice(asset.name, asset.item_code, "Wind Power LLC")
+	si.customer = get_random("Customer")
+	si.get("items")[0].rate = asset.value_after_depreciation * 0.8 \
+		if asset.value_after_depreciation else asset.gross_purchase_amount * 0.9
+	si.save()
+	si.submit()
+	
+def get_random_asset():
+	return frappe.db.sql(""" select name, item_code, value_after_depreciation, gross_purchase_amount
+		from `tabAsset` 
+		where docstatus=1 and status not in ("Scrapped", "Sold") order by rand() limit 1""", as_dict=1)[0]

erpnext/demo/user/hr.py

@@ -124,4 +124,4 @@ def make_sales_invoice_for_timesheet(name):
 
 def get_random_item():
 	return frappe.db.sql_list(""" select name from `tabItem` where
-		has_variants = 0 order by rand() limit 1""")[0]
+		has_variants=0 and is_stock_item=0 and is_fixed_asset=0 order by rand() limit 1""")[0]

erpnext/stock/stock_ledger.py

@@ -344,10 +344,9 @@ class update_entries_after(object):
 	def raise_exceptions(self):
 		deficiency = min(e["diff"] for e in self.exceptions)
 
-
-
 		if ((self.exceptions[0]["voucher_type"], self.exceptions[0]["voucher_no"]) in
 			frappe.local.flags.currently_saving):
+
 			msg = _("{0} units of {1} needed in {2} to complete this transaction.").format(
 				abs(deficiency), frappe.get_desk_link('Item', self.item_code),
 				frappe.get_desk_link('Warehouse', self.warehouse))