NovaBryan/EVE_Dump
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timer.py (4736B)

      1 #Embedded file name: C:\BuildAgent\work\20d73f1b24eed06e\eve\release\V24.01\eve\client\script\ui\control\timer.py
      2 from carbon.common.script.util.timerstuff import AutoTimer
      3 from datetime import datetime
      4 from gametime import DAY, HOUR, MIN, SEC
      5 from localization.formatters.timeIntervalFormatters import FormatTimeIntervalShortWritten
      6 from logging import getLogger
      7 from signals import Signal
      8 logger = getLogger('CountdownTimer')
      9 
     10 def get_time_left_text(seconds_left):
     11     if seconds_left > DAY:
     12         show_from = 'day'
     13         show_to = 'hour'
     14     elif seconds_left > HOUR:
     15         show_from = 'hour'
     16         show_to = 'minute'
     17     elif seconds_left > 10 * MIN:
     18         show_from = 'minute'
     19         show_to = 'minute'
     20     elif seconds_left > MIN:
     21         show_from = 'minute'
     22         show_to = 'second'
     23     else:
     24         show_from = 'second'
     25         show_to = 'second'
     26     return FormatTimeIntervalShortWritten(seconds_left, showFrom=show_from, showTo=show_to)
     27 
     28 
     29 class CountdownTimer(object):
     30     DEFAULT_MSECS_BETWEEN_UPDATES = 250
     31     DEFAULT_MAX_FETCHING_ATTEMPTS = 1
     32 
     33     def __init__(self, fetch_timestamp_to_countdown_to, msecs_between_updates = DEFAULT_MSECS_BETWEEN_UPDATES, max_fetching_attempts = DEFAULT_MAX_FETCHING_ATTEMPTS):
     34         self._fetch_timestamp_to_countdown_to = fetch_timestamp_to_countdown_to
     35         self._msecs_between_updates = msecs_between_updates
     36         self._max_fetching_attempts = max_fetching_attempts
     37         self._timestamp_to_countdown_to = None
     38         self._text = None
     39         self._update_timer = None
     40         self._fetching_attempts = 0
     41         self.on_updated = Signal('CountdownTimer::on_updated')
     42 
     43     def start_timer(self):
     44         self.stop_timer()
     45         self._update()
     46         self._update_timer = AutoTimer(interval=self._msecs_between_updates, method=self._update)
     47 
     48     def stop_timer(self):
     49         if self._update_timer:
     50             self._update_timer.KillTimer()
     51             self._update_timer = None
     52         self._update_text(text='')
     53 
     54     @property
     55     def timestamp_to_countdown_to(self):
     56         if self._timestamp_to_countdown_to is None and self._fetching_attempts < self._max_fetching_attempts:
     57             self._fetching_attempts += 1
     58             self._timestamp_to_countdown_to = self._fetch_timestamp_to_countdown_to()
     59             logger.info('Fetched timestamp to countdown to: %s', self._timestamp_to_countdown_to)
     60         return self._timestamp_to_countdown_to
     61 
     62     def _reset_timestamp_to_countdown_to(self):
     63         self._timestamp_to_countdown_to = None
     64 
     65     def _calculate_seconds_left(self):
     66         now = self._get_now()
     67         seconds_left = int((self.timestamp_to_countdown_to - now).total_seconds())
     68         return seconds_left * SEC
     69 
     70     def _get_now(self):
     71         return datetime.utcnow()
     72 
     73     def _handle_negative_countdowns(self, seconds_left):
     74         seconds_left = abs(seconds_left)
     75         if seconds_left <= 2 * MIN:
     76             logger.info('Attempted to update CountdownTimer with a negative time under 2 minutes (%s: %s), keep trying', seconds_left, get_time_left_text(seconds_left))
     77             self._reset_timestamp_to_countdown_to()
     78             self._increase_timer_interval()
     79         else:
     80             logger.info('Attempted to update CountdownTimer with a negative time above 2 minutes (%s: %s), stop timer', seconds_left, get_time_left_text(seconds_left))
     81             self.stop_timer()
     82             if seconds_left > 365 * DAY:
     83                 logger.error('CountdownTimer received negative time above 1 year (%s: %s)', seconds_left, get_time_left_text(seconds_left))
     84 
     85     def _update(self):
     86         try:
     87             seconds_left = self._calculate_seconds_left()
     88         except TypeError as exc:
     89             logger.info('Failed to calculate seconds left in CountdownTimer: %s', exc)
     90             self.stop_timer()
     91             return
     92 
     93         if seconds_left <= 0:
     94             self._handle_negative_countdowns(seconds_left)
     95             return
     96         text = get_time_left_text(seconds_left)
     97         self._update_text(text)
     98         self._reset_timer_interval_if_needed()
     99 
    100     def _increase_timer_interval(self):
    101         if not self._update_timer:
    102             return
    103         msecs_between_updates = self._msecs_between_updates * max(1, self._fetching_attempts) * 5
    104         self._update_timer.Reset(msecs_between_updates)
    105 
    106     def _reset_timer_interval_if_needed(self):
    107         self._fetching_attempts = 0
    108         if not self._update_timer:
    109             return
    110         if self._update_timer.interval == self._msecs_between_updates:
    111             return
    112         self._update_timer.Reset(self._msecs_between_updates)
    113 
    114     def _update_text(self, text):
    115         if text != self._text:
    116             self.on_updated(text)
    117             self._text = text