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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])) |