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86 lines
3.5 KiB
86 lines
3.5 KiB
package com.campus.water.mqtt.core;
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import com.alibaba.fastjson2.JSONObject;
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import org.eclipse.paho.client.mqttv3.MqttClient;
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import org.eclipse.paho.client.mqttv3.MqttMessage;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import java.util.Map;
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@Component
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public class DataForwarder {
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@Autowired
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private MqttClient mqttClient;
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public void forwardToWeb(Map<String, Object> sensorData) throws Exception {
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String deviceId = (String) sensorData.get("deviceId");
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String topic = "forward/web/device/" + deviceId;
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String payload = JSONObject.toJSONString(sensorData);
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publish(topic, payload, 0);
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System.out.println("转发到管理Web: " + deviceId);
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}
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public void forwardToWeb(Map<String, Object> alertData, boolean isAlert) throws Exception {
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String deviceId = (String) alertData.get("deviceId");
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String topic = "forward/web/alert/" + deviceId;
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String payload = JSONObject.toJSONString(alertData);
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publish(topic, payload, 1);
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System.out.println("转发告警到管理Web: " + deviceId);
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}
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public void forwardToStudentApp(Map<String, Object> sensorData) throws Exception {
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Integer deviceType = (Integer) sensorData.get("deviceType");
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if (deviceType != 1) return;
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String deviceId = (String) sensorData.get("deviceId");
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String terminalId = getRelatedTerminalId(deviceId);
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String topic = "forward/student/terminal/" + terminalId;
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Double tdsValue = (Double) sensorData.get("tdsValue");
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String payload = JSONObject.toJSONString(new JSONObject() {{
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put("terminalId", terminalId);
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put("tdsValue", tdsValue);
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put("waterQuality", getWaterQuality(tdsValue));
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put("timestamp", sensorData.get("timestamp"));
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}});
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publish(topic, payload, 0);
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System.out.println("转发到学生APP: " + terminalId);
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}
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public void forwardToRepairApp(Map<String, Object> sensorData) throws Exception {
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String areaId = (String) sensorData.get("areaId");
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String deviceId = (String) sensorData.get("deviceId");
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String topic = "forward/repair/area/" + areaId + "/device/" + deviceId;
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String payload = JSONObject.toJSONString(sensorData);
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publish(topic, payload, 0);
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System.out.println("转发到维修APP: " + deviceId);
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}
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public void forwardToRepairApp(Map<String, Object> alertData, boolean isAlert) throws Exception {
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String areaId = (String) alertData.get("areaId");
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String deviceId = (String) alertData.get("deviceId");
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String topic = "forward/repair/area/" + areaId + "/alert/" + deviceId;
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String payload = JSONObject.toJSONString(alertData);
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publish(topic, payload, 1);
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System.out.println("转发告警到维修APP: " + deviceId);
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}
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private void publish(String topic, String payload, int qos) throws Exception {
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MqttMessage message = new MqttMessage(payload.getBytes());
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message.setQos(qos);
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mqttClient.publish(topic, message);
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}
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private String getRelatedTerminalId(String deviceId) {
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return deviceId.equals("WM001") ? "TERM001" : "TERM002";
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}
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private String getWaterQuality(Double tds) {
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if (tds == null) return "未知";
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if (tds < 50) return "纯净水（无矿物质）";
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else if (tds < 300) return "优质矿化水";
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else if (tds < 600) return "合格矿化水";
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else return "水质超标（不建议饮用）";
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}
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} |