115 lines
4.2 KiB
PHP
115 lines
4.2 KiB
PHP
<?php
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namespace Game\System;
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use Game\Database\AbilityRepository;
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use Game\Event\Event;
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use Game\Event\EventListenerInterface;
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use Game\Event\EventDispatcher;
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use Game\Model\Ability;
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use Game\Model\Player;
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use Game\Model\Enemy; // 假设战斗逻辑中需要 Enemy
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/**
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* AbilityService: 负责技能的加载、管理和效果计算。
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*/
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class AbilityService implements EventListenerInterface {
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private EventDispatcher $dispatcher;
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private StateManager $stateManager;
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// ... 现有属性 ...
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private AbilityRepository $abilityRepository;
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// ⭐ 修正构造函数：注入 AbilityRepository
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public function __construct(EventDispatcher $dispatcher, StateManager $stateManager, AbilityRepository $abilityRepository) {
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$this->dispatcher = $dispatcher;
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$this->stateManager = $stateManager;
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$this->abilityRepository = $abilityRepository;
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}
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public function learnInitialAbilities(Player $player): void {
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$initialAbilities = ['FIREBALL', 'HEAL']; // 仍然可以硬编码初始技能的ID
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foreach ($initialAbilities as $id) {
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// ⭐ 使用 Repository 获取数据
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$data = $this->abilityRepository->find($id);
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if ($data) {
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$player->learnAbility(new Ability(
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$data['id'],
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$data['name'],
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$data['type'],
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$data['mana_cost'],
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$data['power'],
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$data['scaling']
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));
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}
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}
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}
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public function handleEvent(Event $event): void {
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switch ($event->getType()) {
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case 'GameStartEvent':
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// 确保在游戏开始时玩家获得技能
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$this->learnInitialAbilities($this->stateManager->getPlayer());
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break;
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case 'CastAbilityEvent': // 响应 BattleService 的请求
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$this->handleCastAbility($event->getPayload()['abilityId'], $event->getPayload()['target']);
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break;
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// TODO: 未来监听 LevelUpEvent 来学习新技能
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}
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}
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/**
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* 处理技能施放的核心逻辑
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*/
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private function handleCastAbility(string $abilityId, Enemy $target): void {
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$player = $this->stateManager->getPlayer();
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$ability = $player->getAbilities()[$abilityId] ?? null;
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if (!$ability) {
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$this->dispatcher->dispatch(new Event('SystemMessage', ['message' => '❌ 未知的技能。']));
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return;
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}
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// 1. 检查资源消耗
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if (!$player->spendMana($ability->manaCost)) {
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$this->dispatcher->dispatch(new Event('SystemMessage', ['message' => '❌ MP不足，无法施放 ' . $ability->name . '。']));
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return;
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}
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$this->dispatcher->dispatch(new Event('SystemMessage', ['message' => "✨ {$player->getName()} 施放了 <fg=blue>{$ability->name}</>！(-{$ability->manaCost} MP)"]));
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// 2. 计算效果
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$damage = 0;
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$heal = 0;
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$scalingValue = match ($ability->scaling) {
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'attack' => $player->getAttack(),
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'mana' => $player->getMaxMana(), // 魔法值越高，技能越强
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default => 0,
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};
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// 基础伤害计算：威力 + (加成属性 * 0.5)
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$rawEffect = $ability->power + (int)($scalingValue * 0.5);
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// 3. 应用效果
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switch ($ability->type) {
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case 'damage':
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$damage = $target->takeDamage($rawEffect);
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$this->dispatcher->dispatch(new Event('SystemMessage', [
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'message' => "💥 {$ability->name} 对 {$target->getName()} 造成了 <fg=red>{$damage}</> 点伤害！"
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]));
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break;
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case 'heal':
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$heal = $player->heal($rawEffect);
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$this->dispatcher->dispatch(new Event('SystemMessage', [
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'message' => "💖 恢复了 <fg=green>{$heal}</> 点生命值！"
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]));
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break;
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}
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// 4. 触发 BattleService 的事件，让其检查战斗是否结束
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$this->dispatcher->dispatch(new Event('AbilityEffectApplied', ['target' => $target]));
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}
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} |