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from django.contrib.auth.models import User
from django.core.management.base import BaseCommand, CommandError
from django.core.exceptions import ValidationError
from datetime import datetime
import sys
from program.models import Show, TimeSlot, Note
class Command(BaseCommand):
help = 'adds a note to a timeslot'
args = '<show_id> <date>'
def handle(self, *args, **options):
if len(args) == 2:
show_id = args[0]
start_date = args[1]
else:
raise CommandError('you must provide the show_id date')
try:
show = Show.objects.get(id=show_id)
except Show.DoesNotExist as dne:
raise CommandError(dne)
try:
start = datetime.strptime(start_date, '%Y-%m-%d')
except ValueError as ve:
raise CommandError(ve)
else:
year, month, day = start.year, start.month, start.day
try:
timeslot = TimeSlot.objects.get(show=show, start__year=year, start__month=month, start__day=day)
except TimeSlot.DoesNotExist as dne:
raise CommandError(dne)
try:
title = sys.stdin.readline().rstrip()
lines = sys.stdin.readlines()
except Exception as e:
raise CommandError(e)
owner = show.owners[0] if show.owners.count() > 0 else User.objects.get(pk=1)
note = Note(timeslot=timeslot, owner=owner, title=title, content=''.join(lines))
try:
note.validate_unique()
except ValidationError as ve:
raise CommandError(ve.messages[0])
else:
note.save()
print 'added note "%s" to "%s"' % (title, timeslot)
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