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# -*- coding: utf-8 -*-
from django.utils.functional import cached_property
from .orm.models import Segment, Team, Player
class TeamInSegment(object):
OPEN_NS = 'open NS'
OPEN_EW = 'open EW'
CLOSED_NS = 'closed NS'
CLOSED_EW = 'closed EW'
def __init__(self, team, segment):
self.team = team
self.segment = segment
def get_paired_players_fields(self):
raise NotImplementedError()
@property
def name(self):
return self.team.name
@property
def players(self):
return self.team.players
@property
def pairs(self):
for players_fields_entity in self.get_paired_players_fields():
yield Pair(self, players_fields_entity['fields'], players_fields_entity['label'])
@property
def player_names(self):
return [ '%s %s' % (p.last_name, p.first_name) for p in self.team.players.order_by('last_name', 'first_name').all() ]
class HomeTeamInSegment(TeamInSegment):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
def get_paired_players_fields(self):
return [
{
'fields': ['openN', 'openS'],
'label': self.OPEN_NS,
},
{
'fields': [ 'closeE', 'closeW' ],
'label': self.CLOSED_EW,
},
]
class AwayTeamInSegment(TeamInSegment):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
def get_paired_players_fields(self):
return [
{
'fields': ['openE', 'openW' ],
'label': self.OPEN_EW,
},
{
'fields': [ 'closeN', 'closeS' ],
'label': self.CLOSED_NS,
},
]
class Pair(object):
def __init__(self, team, players_fields, label):
assert len(players_fields) == 2
self.team = team
self.players_fields = players_fields
self.label = label
self.last_changed_player_num = None
@property
def players(self):
return [ self._load_player(field) for field in self.players_fields ]
def _load_player(self, player_field):
try:
return getattr(self.team.segment, player_field)
except Player.DoesNotExist:
return None
@property
def info(self):
return 'Team: %s - %s - %s' % (
self.team.name,
self.label,
[ p.info if p is not None else '<blank>' for p in self.players ]
)
def set_player(self, name):
try:
last_name, first_name = name.split(' ')
player = self.team.players.get(first_name=first_name, last_name=last_name)
except (ValueError, Player.DoesNotExist):
player = None
if not player:
print('Unknown player: %s' % name)
else:
player_to_be_changed_num = self._deduce_player_to_be_changed()
print('changing %s to %s ' % (self.players[player_to_be_changed_num], player))
field_name = self.players_fields[player_to_be_changed_num]
self.team.segment.update(**{field_name: player})
self.last_changed_player_num = player_to_be_changed_num
def _deduce_player_to_be_changed(self):
if self.players[0] is None:
return 0
if self.players[1] is None:
return 1
if self.last_changed_player_num is None:
return 0 # cannot make reasonable decision
else:
return 1 - self.last_changed_player_num # return the other player num
class Lineup(object):
def __init__(self, round, segment, table):
self.round = round
self.segment = segment
self.table = table
@property
def info(self):
return 'Round %s, Segment %s, Table %s: %s vs %s' % \
(self.round, self.segment, self.table, self.segment_obj.home_team.name, self.segment_obj.away_team.name)
@cached_property
def segment_obj(self):
return Segment.objects.get(round=self.round, segment=self.segment, table=self.table)
@property
def teams(self):
return [
HomeTeamInSegment(self.segment_obj.home_team, self.segment_obj),
AwayTeamInSegment(self.segment_obj.away_team, self.segment_obj),
]
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