zimoyin
144 lines
4.9 KiB
PHP
144 lines
4.9 KiB
PHP
<?php
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namespace app\flow\strategies;
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use app\config\Config;
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use app\flow\config\TimeValidationConfig;
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use app\flow\ProcessContext;
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use app\flow\nodes\ProcessNodeInterface;
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use app\flow\VoiceMessage;
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use app\repository\ProcessDurationRepository;
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use app\utils\Logger;
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/**
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* 时间验证策略
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* 验证步骤时间是否满足要求
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*/
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class TimeValidationStrategy extends AbstractStrategy
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{
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protected string $phase = 'before';
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protected TimeValidationConfig $timeValidationConfig;
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/**
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* 已从数据库加载的时长缓存：[processType => [stepName => seconds]]
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*/
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private array $dbDurationCache = [];
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public function __construct(TimeValidationConfig $config)
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{
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parent::__construct([]);
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$this->timeValidationConfig = $config;
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Logger::debug("TimeValidationStrategy 初始化完成");
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}
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/**
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* 从数据库获取步骤时长（按流程类型精确匹配）
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* 优先级：数据库记录 > 构造时配置 > 内置 fallback
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*/
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protected function getDurationFromDb(string $stepCode, string $processType): int
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{
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if (empty($processType)) {
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return $this->timeValidationConfig->getDuration($stepCode, $processType);
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}
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// 整批加载并缓存，减少查询次数
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if (!isset($this->dbDurationCache[$processType])) {
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$this->dbDurationCache[$processType] = ProcessDurationRepository::new()
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->getDurationsByProcessType($processType);
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}
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$dbValue = $this->dbDurationCache[$processType][$stepCode] ?? null;
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if ($dbValue !== null) {
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return $dbValue;
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}
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// fallback：返回配置中的默认值
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return $this->timeValidationConfig->getDuration($stepCode);
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}
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/**
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* 执行时间验证
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*/
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protected function doExecute(ProcessContext $context, ProcessNodeInterface $node): ProcessContext
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{
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$stepCode = $node->getCode();
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$currentStep = $context->currentStep;
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$processType = $context->processType;
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Logger::debug("开始执行时间验证策略，步骤：{$stepCode}，流程类型：{$processType}");
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$configDuration = $this->timeValidationConfig->getDuration($stepCode,$processType);
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Logger::debug("步骤：{$stepCode}，流程类型：{$processType}，配置时长：{$configDuration}s");
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if ($configDuration > 0) {
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// 配置中有明确时长，直接使用
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$requiredDuration = $configDuration;
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} else {
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Logger::debug("步骤：{$stepCode}，流程类型：{$processType}，无配置时长，从数据库查询");
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// 从数据库按流程类型精确查询
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$requiredDuration = $this->getDurationFromDb($stepCode, $context->processType);
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if ($requiredDuration > 0) {
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$context->setStepDuration($stepCode, $requiredDuration);
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} else {
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// 最后使用上下文已缓存值
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$requiredDuration = $context->getStepDuration($stepCode);
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}
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}
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// 无需时间验证，直接放行
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if ($requiredDuration <= 0) {
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return $context;
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}
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// 获取上次该步骤的操作时间
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$duration = $context->duration;
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// 没有上次记录（第一次操作），允许通过
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if (empty($duration)) {
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Logger::debug("步骤：{$stepCode}，流程类型：{$processType}，无上次记录，允许通过");
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return $context;
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}
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if ($duration < $requiredDuration) {
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Logger::debug("[{$stepCode}] 时间不足，剩余: {}s", [$requiredDuration - $duration]);
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if (Config::getInstance()->blockMode){
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$voice = VoiceMessage::NOT_ENOUGH_TIME->value;
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$voice = str_replace('{step}', $stepCode, $voice);
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$voice = str_replace('{time}', $requiredDuration - $duration, $voice);
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$context->setCustomError($voice);
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}
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return $context;
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}
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return $context;
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}
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/**
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* 判断策略是否适用
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* 只有在 timeValidationConfig 中登记的步骤才参与时间验证
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*/
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public function isApplicable(ProcessContext $context, ProcessNodeInterface $node): bool
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{
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if ($context->currentStep != $context->previousAction->process_name) return false;
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if (!$this->timeValidationConfig->hasStep($node->getCode(), $context->processType)) return false;
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return true;
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}
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/**
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* 获取策略名称
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*/
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public function getName(): string
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{
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return '时间验证策略';
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}
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/**
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* 手动设置步骤时长（覆盖 fallback，不影响数据库缓存）
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*/
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public function setStepDuration(string $stepCode, int $seconds): self
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{
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$this->timeValidationConfig->setDuration($stepCode, $seconds);
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return $this;
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}
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}
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