package cn.iocoder.yudao.module.iot.service.rule.scene.matcher.condition; import cn.iocoder.yudao.module.iot.core.mq.message.IotDeviceMessage; import cn.iocoder.yudao.module.iot.core.util.IotDeviceMessageUtils; import cn.iocoder.yudao.module.iot.dal.dataobject.rule.IotSceneRuleDO; import cn.iocoder.yudao.module.iot.enums.rule.IotSceneRuleConditionTypeEnum; import cn.iocoder.yudao.module.iot.service.rule.scene.matcher.IotSceneRuleMatcherHelper; import org.springframework.stereotype.Component; /** * 设备属性条件匹配器:处理设备属性相关的子条件匹配逻辑 * * @author HUIHUI */ @Component public class IotDevicePropertyConditionMatcher implements IotSceneRuleConditionMatcher { @Override public IotSceneRuleConditionTypeEnum getSupportedConditionType() { return IotSceneRuleConditionTypeEnum.DEVICE_PROPERTY; } @Override public boolean matches(IotDeviceMessage message, IotSceneRuleDO.TriggerCondition condition) { // 1.1 基础参数校验 if (!IotSceneRuleMatcherHelper.isBasicConditionValid(condition)) { IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "条件基础参数无效"); return false; } // 1.2 检查消息中是否包含条件指定的属性标识符 // 注意:属性上报可能同时上报多个属性,所以需要判断 condition.getIdentifier() 是否在 message 的 params 中 if (IotDeviceMessageUtils.notContainsIdentifier(message, condition.getIdentifier())) { IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "消息中不包含属性: " + condition.getIdentifier()); return false; } // 1.3 检查操作符和参数是否有效 if (!IotSceneRuleMatcherHelper.isConditionOperatorAndParamValid(condition)) { IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "操作符或参数无效"); return false; } // 2.1. 获取属性值 - 使用工具类方法正确提取属性值 Object propertyValue = IotDeviceMessageUtils.extractPropertyValue(message, condition.getIdentifier()); if (propertyValue == null) { IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "消息中属性值为空或未找到指定属性"); return false; } // 2.2 使用条件评估器进行匹配 boolean matched = IotSceneRuleMatcherHelper.evaluateCondition(propertyValue, condition.getOperator(), condition.getParam()); if (matched) { IotSceneRuleMatcherHelper.logConditionMatchSuccess(message, condition); } else { IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "设备属性条件不匹配"); } return matched; } @Override public int getPriority() { return 25; // 中等优先级 } }