brotherton-erpnext/patches/delivery_billing_status_patch.py

import webnotes
sql = webnotes.conn.sql

test=1

# Update SO and DN Detail 
#--------------------------
def update_delivered_billed_qty():
	# update billed amt in item table in so and dn
	sql("""	update `tabSales Order Detail` so
		set billed_amt = (select sum(amount) from `tabRV Detail` where `so_detail`= so.name and docstatus=1 and parent not like 'old%%'),
		delivered_qty = (select sum(qty) from `tabDelivery Note Detail` where `prevdoc_detail_docname`= so.name and docstatus=1 and parent not like 'old%%'), 
		modified = now()
		where docstatus = 1
	""")

	sql(""" update `tabDelivery Note Detail` dn
		set billed_amt = (select sum(amount) from `tabRV Detail` where `dn_detail`= dn.name and docstatus=1 and parent not like 'old%%'), 
		modified = now()
		where docstatus = 1
	""")

# update SO
#---------------
def update_percent():
	# calculate % billed based on item table
	sql("""	update `tabSales Order` so
		set per_delivered = (select sum(if(qty > ifnull(delivered_qty, 0), delivered_qty, qty))/sum(qty)*100 from `tabSales Order Detail` where parent=so.name), 
		per_billed = (select sum(if(amount > ifnull(billed_amt, 0), billed_amt, amount))/sum(amount)*100 from `tabSales Order Detail` where parent = so.name), 
		modified = now()
		where docstatus = 1
	""")
		
	# update DN	
	# ---------	
	sql("""	update `tabDelivery Note` dn
		set per_billed = (select sum(if(amount > ifnull(billed_amt, 0), billed_amt, amount))/sum(amount)*100 from `tabDelivery Note Detail` where parent = dn.name), 
		modified = now()
		where docstatus=1
	""")

# update delivery/billing status 
#-------------------------------
def update_status():
	sql("""update `tabSales Order` set delivery_status = if(ifnull(per_delivered,0) < 0.001, 'Not Delivered', 
			if(per_delivered >= 99.99, 'Fully Delivered', 'Partly Delivered'))""")
	sql("""update `tabSales Order` set billing_status = if(ifnull(per_billed,0) < 0.001, 'Not Billed', 
			if(per_billed >= 99.99, 'Fully Billed', 'Partly Billed'))""")
	sql("""update `tabDelivery Note` set billing_status = if(ifnull(per_billed,0) < 0.001, 'Not Billed', 
			if(per_billed >= 99.99, 'Fully Billed', 'Partly Billed'))""")
			
def run_patch():
	update_delivered_billed_qty()
	update_percent()
	update_status()