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import time
from data_classes import Event, TimeWindow
import json
from datetime import datetime
data = None
def twenty_four_hours_bucket_time_series_by_minute(valid_events:list[Event],target_date:datetime)->(list[int],list[list[Event]]): # type: ignore
#create a pre defined time window for 24 hours by minute precision
twenty_four_hour_by_minutes_array = [0]*(24*60)
twenty_four_hour_by_minutes_events_array = [[]]*(24*60)
default_start_time = 0
default_end_time = 24*60
for event in valid_events:
if(event.entrance_time.date() != target_date.date()):
start_time:time = default_start_time
else:
start_time:time = event.entrance_time.time().hour*60 + event.entrance_time.time().minute
if(event.exit_time.date() != target_date.date()):
end_time:time = default_end_time
else:
end_time:time = event.exit_time.time().hour*60 + event.exit_time.time().minute
for i in range(start_time,end_time):
twenty_four_hour_by_minutes_array[i] += 1
twenty_four_hour_by_minutes_events_array[i].append(event)
return (twenty_four_hour_by_minutes_array,twenty_four_hour_by_minutes_events_array)
def find_max_continuous_sequence(x):
# Find the maximum continuous sequence of the maximum element
max_element = max(x)
# Find the maximum continuous sequence of the maximum element
start = -1
end = -1
current_start = -1
current_length = 0
max_length = 0
for i in range(len(x)):
if x[i] == max_element:
if current_start == -1:
current_start = i
current_length += 1
else:
if current_length > max_length:
max_length = current_length
start = current_start
end = i - 1
current_start = -1
current_length = 0
# Check if the last sequence is the maximum continuous sequence
if current_length > max_length:
start = current_start
end = len(x) - 1
return (max_element, start, end)
def loadDataFromJson():
global data
if data is None:
with open('data/events.json') as f:
data = json.load(f)
return data
def filter_event_by_date_facility_id(event:Event,target_date:datetime, facility_id:int):
if event.facility_id == facility_id:
if event.entrance_time.date() <= target_date.date() and event.exit_time.date() >= target_date.date():
return True
else:
return False
def get_all_entrance_dates()->list[datetime]:
data = loadDataFromJson()
return [datetime.fromisoformat(event['entrance_time']) for event in data]
def get_all_facility_ids()->list[int]:
data = loadDataFromJson()
return list(set([event['facility_id'] for event in data])) |