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<?php |
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declare(strict_types=1); |
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namespace HeroesofAbenez\Combat; |
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use Nexendrie\Utils\Numbers; |
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use Nexendrie\Utils\Collection; |
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/** |
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* Handles combat |
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* |
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* @author Jakub Konečný |
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* @property-read int $winner Team which won the combat/0 if there is no winner yet |
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* @property-read int $round Number of current round |
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* @property int $roundLimit |
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* @property Team $team1 |
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* @property Team $team2 |
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* @property-read int $team1Damage |
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* @property-read int $team2Damage |
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* @property Collection|ICombatAction[] $combatActions |
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* @property callable $victoryCondition To evaluate the winner of combat. Gets combat as parameter, should return winning team (1/2) or 0 if there is not winner (yet) |
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* @property callable $healers To determine characters that are supposed to heal their team. Gets team1 and team2 as parameters, should return Team |
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* @method void onCombatStart(CombatBase $combat) |
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* @method void onCombatEnd(CombatBase $combat) |
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* @method void onRoundStart(CombatBase $combat) |
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* @method void onRound(CombatBase $combat) |
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* @method void onRoundEnd(CombatBase $combat) |
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*/ |
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class CombatBase |
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{ |
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use \Nette\SmartObject; |
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protected Team $team1; |
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protected Team $team2; |
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protected int $round = 0; |
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protected int $roundLimit = 30; |
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/** @var int[] Dealt damage by team */ |
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protected array $damage = [1 => 0, 2 => 0]; |
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/** @var callable[] */ |
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public array $onCombatStart = []; |
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/** @var callable[] */ |
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public array $onCombatEnd = []; |
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/** @var callable[] */ |
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public array $onRoundStart = []; |
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/** @var callable[] */ |
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public array $onRound = []; |
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/** @var callable[] */ |
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public array $onRoundEnd = []; |
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/** @var callable */ |
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protected $victoryCondition; |
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/** @var callable */ |
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protected $healers; |
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/** @var Collection|ICombatAction[] */ |
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protected Collection $combatActions; |
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public function __construct( |
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public readonly CombatLogger $log, |
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public ISuccessCalculator $successCalculator = new RandomSuccessCalculator(), |
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public ICombatActionSelector $actionSelector = new CombatActionSelector() |
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) { |
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$this->victoryCondition = [VictoryConditions::class, "moreDamage"]; |
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$this->healers = function (): Team { |
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return new Team("healers"); |
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}; |
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$this->combatActions = new class extends Collection { |
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protected string $class = ICombatAction::class; |
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}; |
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$this->registerDefaultHandlers(); |
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$this->registerDefaultCombatActions(); |
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} |
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protected function registerDefaultHandlers(): void |
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{ |
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$this->onCombatStart[] = [$this, "assignPositions"]; |
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$this->onCombatEnd[] = [$this, "removeCombatEffects"]; |
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$this->onCombatEnd[] = [$this, "logCombatResult"]; |
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$this->onCombatEnd[] = [$this, "resetInitiative"]; |
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$this->onRoundStart[] = [$this, "applyEffectProviders"]; |
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$this->onRoundStart[] = [$this, "decreaseEffectsDuration"]; |
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$this->onRoundStart[] = [$this, "recalculateStats"]; |
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$this->onRoundStart[] = [$this, "logRoundNumber"]; |
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$this->onRoundStart[] = [$this, "applyPoison"]; |
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$this->onRound[] = [$this, "mainStage"]; |
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$this->onRoundEnd[] = [$this, "decreaseSkillsCooldowns"]; |
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$this->onRoundEnd[] = [$this, "resetInitiative"]; |
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} |
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protected function registerDefaultCombatActions(): void |
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{ |
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$this->combatActions[] = new CombatActions\Attack(); |
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$this->combatActions[] = new CombatActions\Heal(); |
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$this->combatActions[] = new CombatActions\SkillAttack(); |
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$this->combatActions[] = new CombatActions\SkillSpecial(); |
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} |
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public function getRound(): int |
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{ |
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return $this->round; |
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} |
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public function getRoundLimit(): int |
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{ |
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return $this->roundLimit; |
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} |
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public function setRoundLimit(int $roundLimit): void |
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{ |
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$this->roundLimit = Numbers::range($roundLimit, 1, PHP_INT_MAX); |
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} |
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/** |
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* Set teams |
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*/ |
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public function setTeams(Team $team1, Team $team2): void |
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{ |
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if (isset($this->team1)) { |
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throw new ImmutableException("Teams has already been set."); |
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} |
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$this->team1 = $team1; |
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$this->team2 = $team2; |
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$this->log->setTeams($team1, $team2); |
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} |
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/** |
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* Set participants for duel |
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* Creates teams named after the member |
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*/ |
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public function setDuelParticipants(Character $player, Character $opponent): void |
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{ |
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$team1 = new Team($player->name); |
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$team1[] = $player; |
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$team2 = new Team($opponent->name); |
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$team2[] = $opponent; |
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$this->setTeams($team1, $team2); |
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} |
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public function getTeam1(): Team |
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{ |
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return $this->team1; |
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} |
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public function getTeam2(): Team |
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{ |
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return $this->team2; |
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} |
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public function getVictoryCondition(): callable |
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{ |
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return $this->victoryCondition; |
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} |
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public function setVictoryCondition(callable $victoryCondition): void |
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{ |
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$this->victoryCondition = $victoryCondition; |
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} |
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public function getHealers(): callable |
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{ |
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return $this->healers; |
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} |
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public function setHealers(callable $healers): void |
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{ |
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$this->healers = $healers; |
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} |
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public function getTeam1Damage(): int |
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{ |
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return $this->damage[1]; |
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} |
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public function getTeam2Damage(): int |
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{ |
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return $this->damage[2]; |
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} |
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/** |
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* @return Collection|ICombatAction[] |
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*/ |
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public function getCombatActions(): Collection |
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{ |
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return $this->combatActions; |
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} |
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/** |
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* Get winner of combat |
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* |
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* @staticvar int $result |
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* @return int Winning team/0 |
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*/ |
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public function getWinner(): int |
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{ |
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static $result = 0; |
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if ($result === 0) { |
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$result = call_user_func($this->victoryCondition, $this); |
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$result = Numbers::range($result, 0, 2); |
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} |
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return $result; |
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} |
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/** |
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* @internal |
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*/ |
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public function getTeam(Character $character): Team |
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{ |
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return $this->team1->hasItems(["id" => $character->id]) ? $this->team1 : $this->team2; |
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} |
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/** |
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* @internal |
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*/ |
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public function getEnemyTeam(Character $character): Team |
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{ |
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return $this->team1->hasItems(["id" => $character->id]) ? $this->team2 : $this->team1; |
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} |
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public function applyEffectProviders(self $combat): void |
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{ |
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/** @var Character[] $characters */ |
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$characters = array_merge($combat->team1->toArray(), $combat->team2->toArray()); |
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foreach ($characters as $character) { |
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$character->applyEffectProviders(); |
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} |
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} |
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public function assignPositions(self $combat): void |
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{ |
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$assignPositions = function (Team $team): void { |
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$row = 1; |
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$column = 0; |
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/** @var Character $character */ |
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foreach ($team as $character) { |
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try { |
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$column++; |
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if ($character->positionRow > 0 && $character->positionColumn > 0) { |
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continue; |
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} |
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setPosition: |
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$team->setCharacterPosition($character->id, $row, $column); |
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} catch (InvalidCharacterPositionException $e) { |
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if ($e->getCode() === InvalidCharacterPositionException::ROW_FULL) { |
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$row++; |
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$column = 1; |
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} elseif ($e->getCode() === InvalidCharacterPositionException::POSITION_OCCUPIED) { |
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$column++; |
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} else { |
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throw $e; |
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} |
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goto setPosition; |
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} |
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} |
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}; |
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$assignPositions($combat->team1); |
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$assignPositions($combat->team2); |
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} |
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public function decreaseEffectsDuration(self $combat): void |
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{ |
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/** @var Character[] $characters */ |
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$characters = array_merge($combat->team1->toArray(), $combat->team2->toArray()); |
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foreach ($characters as $character) { |
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foreach ($character->effects as $effect) { |
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if (is_int($effect->duration)) { |
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$effect->duration--; |
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} |
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} |
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} |
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} |
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/** |
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* Decrease skills' cooldowns |
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*/ |
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public function decreaseSkillsCooldowns(self $combat): void |
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{ |
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/** @var Character[] $characters */ |
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$characters = array_merge($combat->team1->toArray(), $combat->team2->toArray()); |
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foreach ($characters as $character) { |
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foreach ($character->skills as $skill) { |
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$skill->decreaseCooldown(); |
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} |
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} |
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} |
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/** |
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* Remove combat effects from character at the end of the combat |
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*/ |
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public function removeCombatEffects(self $combat): void |
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{ |
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/** @var Character[] $characters */ |
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$characters = array_merge($combat->team1->toArray(), $combat->team2->toArray()); |
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foreach ($characters as $character) { |
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$character->effects->removeByFilter(["duration!=" => CharacterEffect::DURATION_FOREVER]); |
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} |
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} |
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/** |
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* Add winner to the log |
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*/ |
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public function logCombatResult(self $combat): void |
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{ |
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$combat->log->round = 5000; |
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$params = [ |
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"team1name" => $combat->team1->name, "team1damage" => $combat->damage[1], |
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"team2name" => $combat->team2->name, "team2damage" => $combat->damage[2], |
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]; |
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$params["winner"] = ($combat->winner === 1) ? $combat->team1->name : $combat->team2->name; |
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$combat->log->logText("combat.log.combatEnd", $params); |
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} |
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/** |
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* Log start of a round |
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*/ |
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public function logRoundNumber(self $combat): void |
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{ |
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$combat->log->round = ++$this->round; |
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} |
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/** |
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* Decrease duration of effects and recalculate stats |
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*/ |
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public function recalculateStats(self $combat): void |
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{ |
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/** @var Character[] $characters */ |
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$characters = array_merge($combat->team1->toArray(), $combat->team2->toArray()); |
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foreach ($characters as $character) { |
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$character->recalculateStats(); |
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} |
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} |
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/** |
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* Reset characters' initiative |
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*/ |
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public function resetInitiative(self $combat): void |
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{ |
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/** @var Character[] $characters */ |
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$characters = array_merge($combat->team1->toArray(), $combat->team2->toArray()); |
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foreach ($characters as $character) { |
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$character->resetInitiative(); |
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} |
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} |
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/** |
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* Select target for attack |
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* |
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* @internal |
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*/ |
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public function selectAttackTarget(Character $attacker): ?Character |
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{ |
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$enemyTeam = $this->getEnemyTeam($attacker); |
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$rangedWeapon = ($attacker->equipment->hasItems(["%class%" => Weapon::class, "worn" => true, "ranged" => true,])); |
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if (!$rangedWeapon) { |
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$rowToAttack = $enemyTeam->rowToAttack; |
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if ($rowToAttack === null) { |
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return null; |
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} |
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$enemies = Team::fromArray( |
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$enemyTeam->getItems(["positionRow" => $rowToAttack, "hitpoints>" => 0, "hidden" => false,]), |
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$enemyTeam->name |
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); |
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} else { |
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|
|
$enemies = $enemyTeam; |
362
|
|
|
} |
363
|
1 |
|
$target = $enemies->getLowestHpCharacter(); |
364
|
1 |
|
if ($target !== null) { |
365
|
1 |
|
return $target; |
366
|
|
|
} |
367
|
1 |
|
return $enemies->getRandomCharacter(); |
368
|
|
|
} |
369
|
|
|
|
370
|
|
|
/** |
371
|
|
|
* Main stage of a round |
372
|
|
|
* |
373
|
|
|
* @throws NotImplementedException |
374
|
|
|
*/ |
375
|
|
|
public function mainStage(self $combat): void |
376
|
|
|
{ |
377
|
|
|
/** @var Character[] $characters */ |
378
|
1 |
|
$characters = array_merge($combat->team1->usableMembers, $combat->team2->usableMembers); |
379
|
1 |
|
usort($characters, function (Character $a, Character $b): int { |
380
|
1 |
|
return -1 * strcmp((string) $a->initiative, (string) $b->initiative); |
381
|
1 |
|
}); |
382
|
1 |
|
foreach ($characters as $character) { |
383
|
|
|
/** @var ICombatAction|null $combatAction */ |
384
|
1 |
|
$combatAction = $combat->actionSelector->chooseAction($combat, $character); |
385
|
1 |
|
if ($combatAction === null) { |
386
|
|
|
break; |
387
|
|
|
} |
388
|
1 |
|
$combatAction->do($combat, $character); |
389
|
|
|
} |
390
|
1 |
|
} |
391
|
|
|
|
392
|
|
|
/** |
393
|
|
|
* Executes the combat |
394
|
|
|
* |
395
|
|
|
* @return int Winning team |
396
|
|
|
*/ |
397
|
|
|
public function execute(): int |
398
|
|
|
{ |
399
|
1 |
|
if (!isset($this->team1)) { |
400
|
1 |
|
throw new InvalidStateException("Teams are not set."); |
401
|
|
|
} |
402
|
1 |
|
$this->onCombatStart($this); |
403
|
1 |
|
while ($this->round <= $this->roundLimit) { |
404
|
1 |
|
$this->onRoundStart($this); |
405
|
1 |
|
if ($this->getWinner() > 0) { |
406
|
1 |
|
break; |
407
|
|
|
} |
408
|
1 |
|
$this->onRound($this); |
409
|
1 |
|
$this->onRoundEnd($this); |
410
|
1 |
|
if ($this->getWinner() > 0) { |
411
|
|
|
break; |
412
|
|
|
} |
413
|
|
|
} |
414
|
1 |
|
$this->onCombatEnd($this); |
415
|
1 |
|
return $this->getWinner(); |
416
|
|
|
} |
417
|
|
|
|
418
|
|
|
/** |
419
|
|
|
* Harm poisoned characters at start of round |
420
|
|
|
*/ |
421
|
|
|
public function applyPoison(self $combat): void |
422
|
|
|
{ |
423
|
|
|
/** @var Character[] $characters */ |
424
|
1 |
|
$characters = array_merge( |
425
|
1 |
|
$combat->team1->getItems(["hitpoints>" => 0, "poisoned!=" => false,]), |
426
|
1 |
|
$combat->team2->getItems(["hitpoints>" => 0, "poisoned!=" => false,]) |
427
|
|
|
); |
428
|
1 |
|
foreach ($characters as $character) { |
429
|
1 |
|
$poisonValue = $character->getStatus(Character::STATUS_POISONED); |
430
|
1 |
|
$character->harm($poisonValue); |
431
|
1 |
|
$action = [ |
432
|
1 |
|
"action" => CombatLogEntry::ACTION_POISON, "result" => true, "amount" => $poisonValue, |
433
|
1 |
|
"character1" => $character, "character2" => $character, |
434
|
|
|
]; |
435
|
1 |
|
$combat->log->log($action); |
436
|
|
|
} |
437
|
1 |
|
} |
438
|
|
|
|
439
|
|
|
/** |
440
|
|
|
* Log dealt damage |
441
|
|
|
*/ |
442
|
|
|
public function logDamage(Character $attacker, int $amount): void |
443
|
|
|
{ |
444
|
1 |
|
$team = $this->team1->hasItems(["id" => $attacker->id]) ? 1 : 2; |
445
|
1 |
|
$this->damage[$team] += $amount; |
446
|
1 |
|
} |
447
|
|
|
} |
448
|
|
|
|