"""assign/unassign to ToDo"""

import webnotes

@webnotes.whitelist()
def get():
	"""get assigned to"""
	return webnotes.conn.sql("""select owner from `tabToDo Item`
		where reference_type=%(doctype)s and reference_name=%(name)s
		order by modified desc limit 5""", webnotes.form_dict, as_dict=1)
		
@webnotes.whitelist()
def add():
	"""add in someone's to do list"""
	if webnotes.conn.sql("""select owner from `tabToDo Item`
		where reference_type=%(doctype)s and reference_name=%(name)s
		and owner=%(assign_to)s""", webnotes.form_dict):
		webnotes.msgprint("Already in todo")
		return
	else:
		from webnotes.model.doc import Document
		from webnotes.utils import nowdate
		
		d = Document("ToDo Item")
		d.owner = webnotes.form_dict['assign_to']
		d.reference_type = webnotes.form_dict['doctype']
		d.reference_name = webnotes.form_dict['name']
		d.description = webnotes.form_dict['description']
		d.priority = webnotes.form_dict.get('priority', 'Medium')
		d.date = webnotes.form_dict.get('date', nowdate())
		d.assigned_by = webnotes.user.name
		d.save(1)

	# notify
	notify_assignment(d.assigned_by, d.owner, d.reference_type, d.reference_name, action='ASSIGN', notify=webnotes.form_dict.get('notify'))
		
	# update feeed
	try:
		import home
		from webnotes.utils import get_full_name
		home.make_feed('Assignment', d.reference_type, d.reference_name, webnotes.session['user'],
			'[%s] Assigned to %s' % (d.priority, get_full_name(d.owner)), '#C78F58')
	except ImportError, e:
		pass
	
	
	return get()

@webnotes.whitelist()
def remove():
	"""remove from todo"""
	res = webnotes.conn.sql("""\
		select assigned_by, owner, reference_type, reference_name from `tabToDo Item`
		where reference_type=%(doctype)s and reference_name=%(name)s
		and owner=%(assign_to)s""", webnotes.form_dict)

	webnotes.conn.sql("""delete from `tabToDo Item`
		where reference_type=%(doctype)s and reference_name=%(name)s
		and owner=%(assign_to)s""", webnotes.form_dict)

	if res and res[0]: notify_assignment(res[0][0], res[0][1], res[0][2], res[0][3])

	return get()


def notify_assignment(assigned_by, owner, doc_type, doc_name, action='CLOSE', notify=0):
	"""
		Notify assignee that there is a change in assignment
	"""
	if not (assigned_by and owner and doc_type and doc_name): return
	# Search for email address in description -- i.e. assignee
	assignment = """<a href="#!Form/%s/%s">%s</a>""" % (doc_type, doc_name, doc_name)
	if action=='CLOSE':
		arg = {
			'uid': assigned_by,
			'comment': "The task %s, assigned to %s, has been closed by %s" % (assignment, owner, webnotes.user.name)
		}
	else:
		arg = {
			'uid': owner,
			'comment': "A new task, %s, has been assigned to you by %s" % (assignment, webnotes.user.name),
			'notify': notify
		}
	from home.page.my_company import my_company
	my_company.post_comment(arg)