From 0a27bbf9ce1f5b1a52bc62ff4d9e5c2f960b030c Mon Sep 17 00:00:00 2001
From: Michal Zimniewicz <michzimny@gmail.com>
Date: Sun, 9 Oct 2016 11:27:06 +0200
Subject: Initial commit

---
 ql/lineup.py | 151 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100644 ql/lineup.py

(limited to 'ql/lineup.py')

diff --git a/ql/lineup.py b/ql/lineup.py
new file mode 100644
index 0000000..b0d5847
--- /dev/null
+++ b/ql/lineup.py
@@ -0,0 +1,151 @@
+# -*- 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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