/
overlay_logic.py
executable file
·207 lines (150 loc) · 7.06 KB
/
overlay_logic.py
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#!/usr/bin/python
# -*- coding: utf-8 -*-
import sys
import os
import time
import collections
sys.path.append('submodules/subotto')
from listener import Statistics
from data import Session, Team, Player, Match, PlayerMatch, Event, StatsPlayerMatch, Base, AdvantagePhase
SLEEP_TIME = 0.5
class DisplayEvent:
def __init__(self, t, static, animation=None):
self.id = None
self.time = t
self.static = static
self.animation = animation
class OverlayLogic:
def __init__(self, stats):
self.stats = stats
# self.game_events = collections.deque()
self.last_change_events = dict() # last change of player done by each team, if it was not displayed yet
self.display_events = collections.deque()
self.start_id = 0 # id of the first display_event in the list (if it exists)
self.end_id = 0 # id of the last display_event in the list + 1
self.next_animation_time = time.time() # time when the animation space should be empty
def receive_game_event(self, game_event):
# Receive a new game event (only a few of them are kept for animation)
if game_event.type == Event.EV_TYPE_CHANGE:
# self.game_events.append(game_event)
self.last_change_events[game_event.team_id] = game_event
def ack_display_events_received(self, id):
# The overlay filter tells us he received all events until that id
# As a consequence, we distroy all these events (they are useless now)
while len(self.display_events) > 0 and self.display_events[0].id <= id:
self.pop_display_event()
def get_display_events(self, id):
# The overlay filter asks all the events with id starting from the given id.
# Ideally exactly one display event should be returned each time, but more then one
# can be returned in case there is a loss of syncronization.
self.update()
diff = id - self.start_id
if diff < 0:
# There are no events to return
return []
else:
return list(self.display_events)[diff:]
def push_display_event(self, event):
event.id = self.end_id
self.display_events.append(event)
self.end_id += 1
print 'New display event (time ', event.time, ')'
print event.static
print event.animation
def pop_display_event(self):
assert self.display_events[0].id == self.start_id
self.display_events.popleft()
self.start_id += 1
def update(self):
# Add a display_event using game_events
t = time.time()
static = None
animation = None
if self.stats.data['status'] == 'before':
# Set static data
static = {
'type': 'countdown',
'time_to_begin': self.stats.data['time_to_begin'],
}
elif self.stats.data['status'] == 'running' or self.stats.data['status'] == 'advantage':
# Set static data
static = {
'type': 'running',
'elapsed_time': self.stats.data['elapsed_time'],
'teams': [
{
'name': team['name'],
'score': team['score'],
} for team in self.stats.data['teams'].itervalues()
],
}
# Set animation data
if time.time() >= self.next_animation_time:
for (team_id, change_event) in self.last_change_events.iteritems():
if change_event is not None:
animation = {
'type': 'change',
'duration': 5.0,
'team': change_event.team.name,
'players': self.stats.data['teams'][change_event.team_id]['players'],
}
self.next_animation_time = time.time() + 6.0
self.last_change_events[team_id] = None
break
elif self.stats.data['status'] == 'ended':
# Set static data
static = {
'type': 'ended',
'teams': [
{
'name': team['name'],
'score': team['score'],
} for team in self.stats.data['teams']
],
}
else:
raise Exception("Unknown match status")
display_event = DisplayEvent(t, static, animation)
self.push_display_event(display_event)
def listen_match(match_id, old_matches_id):
session = Session()
match = session.query(Match).filter(Match.id == match_id).one()
old_matches = session.query(Match).filter(Match.id.in_(old_matches_id)).all()
players = session.query(Player).all()
old_player_matches = session.query(PlayerMatch).filter(PlayerMatch.match_id.in_(old_matches_id)).all()
old_events = session.query(Event).filter(Event.match_id.in_(old_matches_id)).order_by(Event.timestamp).all()
old_stats_player_matches = session.query(StatsPlayerMatch).filter(StatsPlayerMatch.match_id.in_(old_matches_id)).all()
stats = Statistics(match, old_matches, players, old_player_matches, old_events, old_stats_player_matches)
last_event_id = 0
last_player_match_id = 0
last_timestamp = None
overlay_logic = OverlayLogic(stats)
last_display_event_id = 0
try:
while True:
session.rollback()
for player_match in session.query(PlayerMatch).filter(PlayerMatch.match == match).filter(PlayerMatch.id > last_player_match_id).order_by(PlayerMatch.id):
stats.new_player_match(player_match)
last_player_match_id = player_match.id
for event in session.query(Event).filter(Event.match == match).filter(Event.id > last_event_id).order_by(Event.id):
if last_timestamp is not None and event.timestamp <= last_timestamp:
print >> sys.stderr, "> Timestamp monotonicity error at %s!\n" % (event.timestamp)
#sys.exit(1)
stats.new_event(event)
overlay_logic.receive_game_event(event)
last_timestamp = event.timestamp
last_event_id = event.id
# Generate data
stats.generate_current_data()
data = stats.data
# FIXME
display_events = overlay_logic.get_display_events(last_display_event_id)
for e in display_events:
overlay_logic.ack_display_events_received(e.id)
time.sleep(SLEEP_TIME)
except KeyboardInterrupt:
pass
if __name__ == '__main__':
match_id = int(sys.argv[1])
old_matches_id = [1, 2, 3, 4]
listen_match(match_id, old_matches_id)