1# Released under the MIT License. See LICENSE for details.
  2#
  3"""Defines assault minigame."""
  4
  5# ba_meta require api 7
  6# (see https://ballistica.net/wiki/meta-tag-system)
  7
  8from __future__ import annotations
  9
 10import random
 11from typing import TYPE_CHECKING
 12
 13import ba
 14from bastd.actor.playerspaz import PlayerSpaz
 15from bastd.actor.flag import Flag
 16from bastd.actor.scoreboard import Scoreboard
 17from bastd.gameutils import SharedObjects
 18
 19if TYPE_CHECKING:
 20    from typing import Any, Sequence
 21
 22
 23class Player(ba.Player['Team']):
 24    """Our player type for this game."""
 25
 26
 27class Team(ba.Team[Player]):
 28    """Our team type for this game."""
 29
 30    def __init__(self, base_pos: Sequence[float], flag: Flag) -> None:
 31        self.base_pos = base_pos
 32        self.flag = flag
 33        self.score = 0
 34
 35
 36# ba_meta export game
 37class AssaultGame(ba.TeamGameActivity[Player, Team]):
 38    """Game where you score by touching the other team's flag."""
 39
 40    name = 'Assault'
 41    description = 'Reach the enemy flag to score.'
 42    available_settings = [
 43        ba.IntSetting(
 44            'Score to Win',
 45            min_value=1,
 46            default=3,
 47        ),
 48        ba.IntChoiceSetting(
 49            'Time Limit',
 50            choices=[
 51                ('None', 0),
 52                ('1 Minute', 60),
 53                ('2 Minutes', 120),
 54                ('5 Minutes', 300),
 55                ('10 Minutes', 600),
 56                ('20 Minutes', 1200),
 57            ],
 58            default=0,
 59        ),
 60        ba.FloatChoiceSetting(
 61            'Respawn Times',
 62            choices=[
 63                ('Shorter', 0.25),
 64                ('Short', 0.5),
 65                ('Normal', 1.0),
 66                ('Long', 2.0),
 67                ('Longer', 4.0),
 68            ],
 69            default=1.0,
 70        ),
 71        ba.BoolSetting('Epic Mode', default=False),
 72    ]
 73
 74    @classmethod
 75    def supports_session_type(cls, sessiontype: type[ba.Session]) -> bool:
 76        return issubclass(sessiontype, ba.DualTeamSession)
 77
 78    @classmethod
 79    def get_supported_maps(cls, sessiontype: type[ba.Session]) -> list[str]:
 80        return ba.getmaps('team_flag')
 81
 82    def __init__(self, settings: dict):
 83        super().__init__(settings)
 84        self._scoreboard = Scoreboard()
 85        self._last_score_time = 0.0
 86        self._score_sound = ba.getsound('score')
 87        self._base_region_materials: dict[int, ba.Material] = {}
 88        self._epic_mode = bool(settings['Epic Mode'])
 89        self._score_to_win = int(settings['Score to Win'])
 90        self._time_limit = float(settings['Time Limit'])
 91
 92        # Base class overrides
 93        self.slow_motion = self._epic_mode
 94        self.default_music = (
 95            ba.MusicType.EPIC if self._epic_mode else ba.MusicType.FORWARD_MARCH
 96        )
 97
 98    def get_instance_description(self) -> str | Sequence:
 99        if self._score_to_win == 1:
100            return 'Touch the enemy flag.'
101        return 'Touch the enemy flag ${ARG1} times.', self._score_to_win
102
103    def get_instance_description_short(self) -> str | Sequence:
104        if self._score_to_win == 1:
105            return 'touch 1 flag'
106        return 'touch ${ARG1} flags', self._score_to_win
107
108    def create_team(self, sessionteam: ba.SessionTeam) -> Team:
109        shared = SharedObjects.get()
110        base_pos = self.map.get_flag_position(sessionteam.id)
111        ba.newnode(
112            'light',
113            attrs={
114                'position': base_pos,
115                'intensity': 0.6,
116                'height_attenuated': False,
117                'volume_intensity_scale': 0.1,
118                'radius': 0.1,
119                'color': sessionteam.color,
120            },
121        )
122        Flag.project_stand(base_pos)
123        flag = Flag(touchable=False, position=base_pos, color=sessionteam.color)
124        team = Team(base_pos=base_pos, flag=flag)
125
126        mat = self._base_region_materials[sessionteam.id] = ba.Material()
127        mat.add_actions(
128            conditions=('they_have_material', shared.player_material),
129            actions=(
130                ('modify_part_collision', 'collide', True),
131                ('modify_part_collision', 'physical', False),
132                (
133                    'call',
134                    'at_connect',
135                    ba.Call(self._handle_base_collide, team),
136                ),
137            ),
138        )
139
140        ba.newnode(
141            'region',
142            owner=flag.node,
143            attrs={
144                'position': (base_pos[0], base_pos[1] + 0.75, base_pos[2]),
145                'scale': (0.5, 0.5, 0.5),
146                'type': 'sphere',
147                'materials': [self._base_region_materials[sessionteam.id]],
148            },
149        )
150
151        return team
152
153    def on_team_join(self, team: Team) -> None:
154        # Can't do this in create_team because the team's color/etc. have
155        # not been wired up yet at that point.
156        self._update_scoreboard()
157
158    def on_begin(self) -> None:
159        super().on_begin()
160        self.setup_standard_time_limit(self._time_limit)
161        self.setup_standard_powerup_drops()
162
163    def handlemessage(self, msg: Any) -> Any:
164        if isinstance(msg, ba.PlayerDiedMessage):
165            super().handlemessage(msg)  # Augment standard.
166            self.respawn_player(msg.getplayer(Player))
167        else:
168            super().handlemessage(msg)
169
170    def _flash_base(self, team: Team, length: float = 2.0) -> None:
171        light = ba.newnode(
172            'light',
173            attrs={
174                'position': team.base_pos,
175                'height_attenuated': False,
176                'radius': 0.3,
177                'color': team.color,
178            },
179        )
180        ba.animate(light, 'intensity', {0: 0, 0.25: 2.0, 0.5: 0}, loop=True)
181        ba.timer(length, light.delete)
182
183    def _handle_base_collide(self, team: Team) -> None:
184        try:
185            spaz = ba.getcollision().opposingnode.getdelegate(PlayerSpaz, True)
186        except ba.NotFoundError:
187            return
188
189        if not spaz.is_alive():
190            return
191
192        try:
193            player = spaz.getplayer(Player, True)
194        except ba.NotFoundError:
195            return
196
197        # If its another team's player, they scored.
198        player_team = player.team
199        if player_team is not team:
200
201            # Prevent multiple simultaneous scores.
202            if ba.time() != self._last_score_time:
203                self._last_score_time = ba.time()
204                self.stats.player_scored(player, 50, big_message=True)
205                ba.playsound(self._score_sound)
206                self._flash_base(team)
207
208                # Move all players on the scoring team back to their start
209                # and add flashes of light so its noticeable.
210                for player in player_team.players:
211                    if player.is_alive():
212                        pos = player.node.position
213                        light = ba.newnode(
214                            'light',
215                            attrs={
216                                'position': pos,
217                                'color': player_team.color,
218                                'height_attenuated': False,
219                                'radius': 0.4,
220                            },
221                        )
222                        ba.timer(0.5, light.delete)
223                        ba.animate(light, 'intensity', {0: 0, 0.1: 1.0, 0.5: 0})
224
225                        new_pos = self.map.get_start_position(player_team.id)
226                        light = ba.newnode(
227                            'light',
228                            attrs={
229                                'position': new_pos,
230                                'color': player_team.color,
231                                'radius': 0.4,
232                                'height_attenuated': False,
233                            },
234                        )
235                        ba.timer(0.5, light.delete)
236                        ba.animate(light, 'intensity', {0: 0, 0.1: 1.0, 0.5: 0})
237                        if player.actor:
238                            player.actor.handlemessage(
239                                ba.StandMessage(new_pos, random.uniform(0, 360))
240                            )
241
242                # Have teammates celebrate.
243                for player in player_team.players:
244                    if player.actor:
245                        player.actor.handlemessage(ba.CelebrateMessage(2.0))
246
247                player_team.score += 1
248                self._update_scoreboard()
249                if player_team.score >= self._score_to_win:
250                    self.end_game()
251
252    def end_game(self) -> None:
253        results = ba.GameResults()
254        for team in self.teams:
255            results.set_team_score(team, team.score)
256        self.end(results=results)
257
258    def _update_scoreboard(self) -> None:
259        for team in self.teams:
260            self._scoreboard.set_team_value(
261                team, team.score, self._score_to_win
262            )