package cn.iocoder.yudao.module.iot.service.rule.scene.matcher.condition;
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import cn.iocoder.yudao.module.iot.core.mq.message.IotDeviceMessage;
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import cn.iocoder.yudao.module.iot.core.util.IotDeviceMessageUtils;
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import cn.iocoder.yudao.module.iot.dal.dataobject.rule.IotSceneRuleDO;
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import cn.iocoder.yudao.module.iot.enums.rule.IotSceneRuleConditionTypeEnum;
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import cn.iocoder.yudao.module.iot.service.rule.scene.matcher.IotSceneRuleMatcherHelper;
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import org.springframework.stereotype.Component;
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/**
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* 设备状态条件匹配器:处理设备状态相关的子条件匹配逻辑
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*
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* @author HUIHUI
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*/
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@Component
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public class IotDeviceStateConditionMatcher implements IotSceneRuleConditionMatcher {
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@Override
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public IotSceneRuleConditionTypeEnum getSupportedConditionType() {
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return IotSceneRuleConditionTypeEnum.DEVICE_STATE;
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}
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@Override
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public boolean matches(IotDeviceMessage message, IotSceneRuleDO.TriggerCondition condition) {
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// 1.1 基础参数校验
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if (!IotSceneRuleMatcherHelper.isBasicConditionValid(condition)) {
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IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "条件基础参数无效");
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return false;
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}
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// 1.2 检查操作符和参数是否有效
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if (!IotSceneRuleMatcherHelper.isConditionOperatorAndParamValid(condition)) {
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IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "操作符或参数无效");
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return false;
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}
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// 2.1 获取设备状态值 - 使用工具类方法正确提取状态值
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// 对于设备状态条件,状态值通过 getIdentifier 获取(实际是从 params.state 字段)
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String stateValue = IotDeviceMessageUtils.getIdentifier(message);
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if (stateValue == null) {
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IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "消息中设备状态值为空");
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return false;
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}
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// 2.2 使用条件评估器进行匹配
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boolean matched = IotSceneRuleMatcherHelper.evaluateCondition(stateValue, condition.getOperator(), condition.getParam());
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if (matched) {
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IotSceneRuleMatcherHelper.logConditionMatchSuccess(message, condition);
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} else {
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IotSceneRuleMatcherHelper.logConditionMatchFailure(message, condition, "设备状态条件不匹配");
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}
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return matched;
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}
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@Override
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public int getPriority() {
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return 30; // 中等优先级
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}
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}
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