236 lines
11 KiB
Python
236 lines
11 KiB
Python
import telebot
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from telebot.types import InlineKeyboardMarkup, InlineKeyboardButton
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from datetime import datetime, timedelta, timezone
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import time
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from threading import Thread
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class TelegramBot:
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def __init__(self, bot_token, db_path='bot_database.db'):
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self.bot = telebot.TeleBot(bot_token)
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self.db_path = db_path
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self.user_selected_slot = {} # Store user selected slot by chat ID
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self.user_bookings = {} # Store user bookings by chat ID
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self.watchlist = {} # Watchlist to store full slots by chat ID
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self.init_db()
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# Set up the command handlers
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@self.bot.message_handler(commands=['start'])
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def send_welcome(message):
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self.handle_login(message)
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@self.bot.message_handler(commands=['make_booking'])
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def make_booking(message):
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self.handle_booking(message)
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@self.bot.callback_query_handler(func=lambda call: call.data.startswith("book_"))
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def callback_booking(call):
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self.handle_callback_booking(call)
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@self.bot.message_handler(commands=['cancel_booking'])
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def cancel_booking(message):
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self.handle_cancel_booking(message)
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@self.bot.callback_query_handler(func=lambda call: call.data.startswith("cancel_"))
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def callback_cancel_booking(call):
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self.handle_callback_cancel_booking(call)
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def init_db(self):
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with sqlite3.connect(self.db_path) as conn:
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cursor = conn.cursor()
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# Create tables
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cursor.execute('''
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CREATE TABLE IF NOT EXISTS users (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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chat_id INTEGER UNIQUE,
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username TEXT,
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password TEXT
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)
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''')
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cursor.execute('''
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CREATE TABLE IF NOT EXISTS chats (
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chat_id INTEGER PRIMARY KEY,
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username TEXT
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)
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''')
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conn.commit()
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def handle_login(self, message):
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chat_id = message.chat.id
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with sqlite3.connect(self.db_path) as conn:
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cursor = conn.cursor()
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cursor.execute('SELECT username FROM chats WHERE chat_id = ?', (chat_id,))
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result = cursor.fetchone()
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if result:
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self.bot.reply_to(message, "You are already logged in.")
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else:
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self.bot.reply_to(message, "Please provide your username and password in the format:\n`/login username password`")
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self.bot.register_next_step_handler(message, self.process_login)
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def process_login(self, message):
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try:
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command, username, password = message.text.split()
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with sqlite3.connect(self.db_path) as conn:
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cursor = conn.cursor()
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cursor.execute('SELECT * FROM users WHERE username = ? AND password = ?', (username, password))
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user = cursor.fetchone()
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if user:
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cursor.execute('INSERT OR IGNORE INTO chats (chat_id, username) VALUES (?, ?)', (message.chat.id, username))
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conn.commit()
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self.bot.reply_to(message, "Login successful!")
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else:
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self.bot.reply_to(message, "Invalid credentials. Please try again.")
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self.handle_login(message)
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except ValueError:
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self.bot.reply_to(message, "Invalid format. Please use `/login username password`.")
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def send_welcome(self,message):
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self.bot.reply_to(message, "Welcome! Use /make_booking to view and book available slots.")
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def handle_booking(self,message):
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start = datetime.now()
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end = start + timedelta(days=1)
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slots = self.xclient.list_slots(start, end)
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if slots:
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markup = InlineKeyboardMarkup()
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for i, slot in enumerate(slots):
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# Create a button for each slot
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status = "Available" if slot.available else "FULL"
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button_text = f"Slot {i + 1}: {slot.start_stamp} ({status})"
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markup.add(InlineKeyboardButton(button_text, callback_data=f"book_{i}"))
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self.bot.reply_to(message, "Select a slot to book or watch:", reply_markup=markup)
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self.user_selected_slot[message.chat.id] = slots
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else:
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self.bot.reply_to(message, "No slots found.")
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def handle_callback_booking(self, call):
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try:
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# Extract slot index from callback data
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slot_index = int(call.data.split('_')[1])
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slots = self.user_selected_slot.get(call.message.chat.id, [])
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if 0 <= slot_index < len(slots):
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selected_slot = slots[slot_index]
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if selected_slot.available:
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# Attempt to book the available slot
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try:
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self.xclient.make_booking(selected_slot)
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self.bot.answer_callback_query(call.id, "Slot booked successfully!")
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self.bot.send_message(call.message.chat.id, f"Booking confirmed for: {selected_slot.start_stamp}")
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except Exception as e:
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self.bot.answer_callback_query(call.id, "Failed to book slot.")
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self.bot.send_message(call.message.chat.id, f"Error: {str(e)}")
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else:
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# Slot is full, add to watchlist
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self.add_to_watchlist(call.message.chat.id, selected_slot)
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self.bot.answer_callback_query(call.id, "Slot is full. Added to watchlist.")
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self.bot.send_message(call.message.chat.id, f"Slot {selected_slot.start_stamp} is full. You will be notified when it becomes available.")
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else:
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self.bot.answer_callback_query(call.id, "Invalid slot selection.")
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except (IndexError, ValueError):
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self.bot.answer_callback_query(call.id, "Invalid data.")
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def handle_cancel_booking(self, message):
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# Fetch user's current bookings
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bookings = self.xclient.my_bookings(datetime.now(), datetime.now() + timedelta(days=31))
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if bookings:
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markup = InlineKeyboardMarkup()
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for i, booking in enumerate(bookings):
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# Create a button for each booking
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button_text = f"Booking {i + 1}: {booking.start_stamp}"
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markup.add(InlineKeyboardButton(button_text, callback_data=f"cancel_{i}"))
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self.user_bookings[message.chat.id] = bookings
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self.bot.reply_to(message, "Select a booking to cancel:", reply_markup=markup)
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else:
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self.bot.reply_to(message, "You have no bookings to cancel.")
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def handle_callback_cancel_booking(self, call):
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try:
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# Extract booking index from callback data
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booking_index = int(call.data.split('_')[1])
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bookings = self.user_bookings.get(call.message.chat.id, [])
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if 0 <= booking_index < len(bookings):
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selected_booking = bookings[booking_index]
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# Attempt to cancel the selected booking
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try:
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if self.xclient.cancel_booking(selected_booking):
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self.bot.answer_callback_query(call.id, "Booking canceled successfully!")
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self.bot.send_message(call.message.chat.id, f"Booking for {selected_booking.start_stamp} has been canceled.")
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else:
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self.bot.answer_callback_query(call.id, "Failed to cancel booking.")
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except Exception as e:
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self.bot.answer_callback_query(call.id, "Failed to cancel booking.")
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self.bot.send_message(call.message.chat.id, f"Error: {str(e)}")
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else:
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self.bot.answer_callback_query(call.id, "Invalid booking selection.")
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except (IndexError, ValueError):
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self.bot.answer_callback_query(call.id, "Invalid data.")
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def add_to_watchlist(self, chat_id, slot):
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if chat_id not in self.watchlist:
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self.watchlist[chat_id] = []
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self.watchlist[chat_id].append(slot)
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def check_watchlist(self):
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now = datetime.now().replace(tzinfo=timezone.utc)
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for chat_id, slots in list(self.watchlist.items()):
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available_slots = []
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for slot in slots:
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if slot.start < now:
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# If the slot has expired
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self.bot.send_message(chat_id, f"Slot {slot.start_stamp} has expired and is no longer available.")
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available_slots.append(slot) # Mark it to remove from watchlist
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elif self.xclient.check_booking_availability(slot):
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# If the slot becomes available
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try:
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self.xclient.make_booking(slot)
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self.bot.send_message(chat_id, f"Slot {slot.start_stamp} is now available and has been booked for you.")
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available_slots.append(slot) # Mark it to remove from watchlist
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except Exception as e:
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self.bot.send_message(chat_id, f"Error booking slot {slot.start_stamp}: {str(e)}")
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# Remove the expired or booked slots from the watchlist
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self.watchlist[chat_id] = [slot for slot in slots if slot not in available_slots]
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if not self.watchlist[chat_id]:
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del self.watchlist[chat_id] # Remove chat_id from watchlist if empty
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def calculate_polling_interval(self, slot_time):
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now = datetime.now().replace(tzinfo=timezone.utc)
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time_until_slot = (slot_time - now).total_seconds()
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if time_until_slot < 3600: # If less than 1 hour
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return 300 # 5 minutes
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else:
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return 1800 # 30 minutes
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def poll_periodically(self):
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# Continuously poll the watchlist at dynamically adjusted intervals
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while True:
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self.check_watchlist()
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# Calculate the minimum polling interval based on upcoming slots
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polling_interval = 1800 # Default 30 minutes
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for chat_id, slots in self.watchlist.items():
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for slot in slots:
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interval = self.calculate_polling_interval(slot.start)
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polling_interval = min(polling_interval, interval)
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time.sleep(polling_interval) # Wait before checking the watchlist again
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def run(self):
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### start poll_periodically on seperate thread
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thread = Thread(target = self.poll_periodically, args = ())
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thread.daemon = True
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thread.start()
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self.bot.polling()
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thread.kill() |