def get_events(request):
req_body = request.body.decode('utf-8')
json_body = json.loads(req_body)
if 'username' in json_body and 'password' in json_body and is_user_valid(
json_body['username'], json_body['password']):
user = User.objects.get(username=json_body['username'])
_from = json_body['period_from']
_till = json_body['period_till']
result = {}
array = []
# lvl1 events that start in the specified period
for event in Event.objects.filter(user=user,
is_active=True,
start_time__range=(_from,
_till - 1)):
array.append(event.__json__())
# lvl2 events that are started before specified period and overlaps the period
for event in Event.objects.filter(user=user,
start_time__range=(Tools.time_add(
_from,
-Event.max_event_length()),
_from - 1)):
if Tools.time_add(event.start_time, event.length) > _from:
array.append(event.__json__())
result['result'] = RES_SUCCESS
result['array'] = array
return Res(data=result)
return Res(data={'result': RES_BAD_REQUEST})
def populate(request):
req_body = request.body.decode('utf-8')
json_body = json.loads(req_body)
if 'username' in json_body and 'password' in json_body and is_user_valid(json_body['username'], json_body['password']):
user = User.objects.filter(username=json_body['username'])
if 'size' in json_body:
obj_count = Event.objects.filter(user=user).count()
for category in Tools.cat_map:
# calculate randomly
day = category['day'] + random.randrange(-1, 2, 1)
start_time = category['time'] + random.randrange(-1, 2, 1)
# verify validity of random calculation
start_time = start_time if 0 < start_time < 24 else category['start_time']
day = day if 0 <= day < 7 else category['day']
for n in range(json_body['size']):
Event.objects.create_event(user=user, day=day, start_time=start_time, length=60, category_id=category['id'], is_active=False)
return Res(data={'result': RES_SUCCESS, 'populated': '%d new hidden events' % (Event.objects.filter(user=user).count() - obj_count)})
else:
return Res(data={'result': RES_BAD_REQUEST})
else:
return Res(data={'result': RES_BAD_REQUEST})
def get_suggestion(request):
req_body = request.body.decode('utf-8')
json_body = json.loads(req_body)
if 'username' in json_body and 'password' in json_body and is_user_valid(
json_body['username'],
json_body['password']) and 'category_id' in json_body:
user = User.objects.get(username=json_body['username'])
category_id = json_body['category_id']
# detect batch/single-user suggestion mode
if 'users' in json_body:
# group suggestion
try:
temp_advisors = [
ai_core.advisors[User.objects.get(
username=username)][category_id]
for username in json_body['users']
]
temp_advisors += [ai_core.advisors[user][category_id]]
dataset_hr = []
dataset_dy = []
for arr in [
advisor.dataset_hr['input']
for advisor in temp_advisors
]:
for part in arr:
dataset_hr += [int(x) for x in part]
for arr in [
advisor.dataset_dy['input']
for advisor in temp_advisors
]:
for part in arr:
dataset_dy += [int(x) for x in part]
advisor = CategoryAdvisor.create(user=user,
category_id=category_id)
advisor.OBSERVE_LENGTH *= len(json_body['users']) + 1
advisor.retrain_complete(cmp_history_hr=dataset_hr,
cmp_history_dy=dataset_dy)
suggestion = advisor.suggest_int()
return Res(data={
'result': RES_SUCCESS,
'suggested_time': suggestion
})
except ObjectDoesNotExist:
return Res(data={'result': RES_BAD_REQUEST})
else:
# single user suggetion
suggestion = ai_core.request_suggestion(user=user,
category_id=category_id)
return Res(data={
'result': RES_SUCCESS,
'suggested_time': suggestion
})
else:
return Res(data={'result': RES_BAD_REQUEST})
def check_periodfree(request):
req_body = request.body.decode('utf-8')
json_body = json.loads(req_body)
if 'username' in json_body and 'password' in json_body and is_user_valid(json_body['username'], json_body['password']) and 'start_time' in json_body and 'length' in json_body:
user = User.objects.get(username=json_body['username'])
return Res(data={'result': RES_SUCCESS if not overlaps(user, json_body['start_time'], json_body['length']) else RES_FAILURE})
else:
return Res(data={'result': RES_BAD_REQUEST})
def get_event_by_id(request):
req_body = request.body.decode('utf-8')
json_body = json.loads(req_body)
if 'username' in json_body and 'password' in json_body and is_user_valid(json_body['username'], json_body['password']) and 'event_id' in json_body:
user = User.objects.get(username=json_body['username'])
if Event.objects.filter(user=user, is_active=True, event_id=json_body['event_id']).exists():
return Res(data={'result': RES_BAD_REQUEST, 'event': Event.objects.get(user=user, is_active=True, event_id=json_body['event_id']).__json__()})
else:
return Res(data={'result': RES_FAILURE})
else:
return Res(data={'result': RES_BAD_REQUEST})
def disable_event(request):
req_body = request.body.decode('utf-8')
json_body = json.loads(req_body)
if 'username' in json_body and 'password' in json_body and is_user_valid(json_body['username'], json_body['password']):
user = User.objects.filter(username=json_body['username'])
if Event.objects.filter(user=user, event_id=json_body['event_id']).exists():
event = Event.objects.filter(user=user, event_id=json_body['event_id'])[0]
if event and event.is_active:
event.is_active = False
event.save()
return Res(data={'result': RES_SUCCESS})
else:
return Res(data={'result': RES_FAILURE})
else:
return Res(data={'result': RES_FAILURE})
else:
return Res(data={'result': RES_BAD_REQUEST})
def create_event(request):
req_body = request.body.decode('utf-8')
json_body = json.loads(req_body)
if 'username' in json_body and 'password' in json_body and is_user_valid(
json_body['username'], json_body['password']):
user = User.objects.get(username=json_body['username'])
if overlaps(user, json_body['start_time'], json_body['length']):
return Res(data={'result': RES_FAILURE})
else:
if 'event_id' in json_body and Event.objects.filter(
event_id=json_body['event_id'], is_active=True).exists():
event = Event.objects.get(event_id=json_body['event_id'],
is_active=True)
event.user = user
event.day = json_body[
'day'] if 'day' in json_body else event.day
event.start_time = json_body[
'start_time'] if 'start_time' in json_body else event.start_time
event.length = json_body[
'length'] if 'length' in json_body else event.length
event.event_name = json_body[
'event_name'] if 'event_name' in json_body else event.event_name
event.event_note = json_body[
'event_note'] if 'event_note' in json_body else event.event_note
event.category_id = json_body[
'category_id'] if 'category_id' in json_body else event.category_id
event.save()
ai_core.check_retrain(user=user)
return Res(data={
'result': RES_SUCCESS,
'event_id': event.event_id
})
else:
if 'users' in json_body:
# batch create mode
users = [user]
event_ids = []
for username in json_body['users']:
users.append(User.objects.get(username=username))
for user in users:
event = Event.objects.create_event(
user=user,
day=json_body['day'],
start_time=json_body['start_time'],
length=json_body['length'],
is_active=True,
event_name='' if 'event_name' not in json_body else
json_body['event_name'],
event_note='' if 'event_note' not in json_body else
json_body['event_note'],
category_id=json_body['category_id'])
event_ids.append(event.event_id)
ai_core.check_retrain(user=User.objects.get(
username=json_body['username']))
return Res(data={
'result': RES_SUCCESS,
'event_ids': event_ids
})
else:
# single-user mode
event = Event.objects.create_event(
user=user,
day=json_body['day'],
start_time=json_body['start_time'],
length=json_body['length'],
is_active=True,
event_name='' if 'event_name' not in json_body else
json_body['event_name'],
event_note='' if 'event_note' not in json_body else
json_body['event_note'],
category_id=json_body['category_id'])
return Res(data={
'result': RES_SUCCESS,
'event_id': event.event_id
})
else:
return Res(data={'result': RES_BAD_REQUEST})
def create_event(request):
req_body = request.body.decode('utf-8')
json_body = json.loads(req_body)
if 'username' in json_body and 'password' in json_body and is_user_valid(json_body['username'], json_body['password']):
user = User.objects.get(username=json_body['username'])
if 'event_id' in json_body and Event.objects.filter(event_id=json_body['event_id'], is_active=True).exists():
# edit the existing event
event = Event.objects.get(event_id=json_body['event_id'], is_active=True)
event.delete() # delete the object from database
start_time = json_body['start_time'] if 'start_time' in json_body else event.start_time
length = json_body['length'] if 'length' in json_body else event.length
if overlaps(user, start_time, length):
event.save() # save unchanged object
return Res(data={'result': RES_FAILURE})
event.user = user
event.day = json_body['day'] if 'day' in json_body else event.day
event.start_time = start_time
event.length = length
event.event_name = json_body['event_name'] if 'event_name' in json_body else event.event_name
event.event_note = json_body['event_note'] if 'event_note' in json_body else event.event_note
event.category_id = json_body['category_id'] if 'category_id' in json_body else event.category_id
event.save() # save changed object
ai_core.check_retrain(user=user)
return Res(data={'result': RES_SUCCESS, 'event_id': event.event_id})
else:
# create new event
if 'users' in json_body:
# batch create mode
users = [user]
event_ids = []
rollback = False
for username in json_body['users']:
users.append(User.objects.get(username=username))
for user in users:
if overlaps(user, json_body['start_time'], json_body['length']):
rollback = True
break
event = Event.objects.create_event(
user=user,
day=json_body['day'],
start_time=json_body['start_time'],
length=json_body['length'],
is_active=True,
event_name='' if 'event_name' not in json_body else json_body['event_name'],
event_note='' if 'event_note' not in json_body else json_body['event_note'],
category_id=json_body['category_id']
)
event_ids.append(event.event_id)
if rollback:
for event_id in event_ids:
Event.objects.get(event_id=event_id).delete()
return Res(data={'result': RES_FAILURE})
else:
ai_core.check_retrain(user=User.objects.get(username=json_body['username']))
return Res(data={'result': RES_SUCCESS, 'event_ids': event_ids})
else:
# single-user mode
if overlaps(user, json_body['start_time'], json_body['length']):
return Res(data={'result': RES_FAILURE})
event = Event.objects.create_event(
user=user,
day=json_body['day'],
start_time=json_body['start_time'],
length=json_body['length'],
is_active=True,
event_name='' if 'event_name' not in json_body else json_body['event_name'],
event_note='' if 'event_note' not in json_body else json_body['event_note'],
category_id=json_body['category_id']
)
return Res(data={'result': RES_SUCCESS, 'event_id': event.event_id})
else:
return Res(data={'result': RES_BAD_REQUEST})
