feat(smartcam): 增加心跳检测功能

- 在处理 operator 为 "heartbeat" 的情况下，返回心跳应答数据
- 实现 getHeartbeatAck 方法生成心跳应答的 JSON 数据
- 设置心跳间隔为 300 秒
- 更新时间戳和事件 ID 以匹配请求数据

src/main/java/cn/lihongjie/coal/smartCamCarLicenseSnapshotData/service/SmartCamCarLicenseSnapshotDataService.java

@@ -112,6 +112,15 @@ public class SmartCamCarLicenseSnapshotDataService
         // Operator
         entity.setOperator(rootNode.path("operator").asText());
 
+
+        if (StringUtils.equalsIgnoreCase(entity.getOperator(), "heartbeat")){
+
+
+
+
+            return getHeartbeatAck(rootNode);
+        }
+
         // Device Info
         JsonNode deviceInfoNode = rootNode.path("deviceInfo");
         entity.setSerialNumber(deviceInfoNode.path("serialNumber").asText());
@@ -262,6 +271,72 @@ public class SmartCamCarLicenseSnapshotDataService
         return objectNode;
     }
 
+    @SneakyThrows
+    private ObjectNode getHeartbeatAck(JsonNode rootNode) {
+
+        /**
+         * { "operator": "heartbeat-Ack", "info": { "eventId":1, "time":"20200331T101002+08",
+         * "heartbeatInterval":1, "eventSendMode":"realTime", "strategy": {
+         * "passengerStaticsInterval": 2, "heartBeatInterval": 30, "isEnableElectronicDefence":
+         * true, "isCrossBorderDetectEnable": true, "isOffDutyDetectEnable": true,
+         * "isPassengerFlowStaticsEnable": true, "isCryScreamDetectEnable": true,
+         * "isPetDetectEnable": true, "isFallDetectEnable": true, "isSnapshotEnable": true,
+         * "isPersonInfoEnable": true, "isPersonDetectEnable": true, "isCarLicenseSnapshotEnable":
+         * true, "isCarDetectEnable": true, "isMotionDetectEnable": true } }, "result": { "errorNo":
+         * 0, "description": "ok" } }
+         */
+        ObjectNode jsonNode = (ObjectNode) objectMapper.readTree(
+                """
+                        {
+                            "operator": "heartbeat-Ack",
+                            "info": {
+                                "eventId":1,
+                                "time":"20200331T101002+08",
+                                "heartbeatInterval":1,
+                                "eventSendMode":"realTime",
+                                "strategy":
+                                {
+                                    "passengerStaticsInterval": 2,
+                                    "heartBeatInterval": 300,
+                                    "isEnableElectronicDefence": false,
+                                    "isCrossBorderDetectEnable": false,
+                                    "isOffDutyDetectEnable": false,
+                                    "isPassengerFlowStaticsEnable": false,
+                                    "isCryScreamDetectEnable": false,
+                                    "isPetDetectEnable": false,
+                                    "isFallDetectEnable": false,
+                                    "isSnapshotEnable": false,
+                                    "isPersonInfoEnable": false,
+                                    "isPersonDetectEnable": false,
+                                    "isCarLicenseSnapshotEnable": true,
+                                    "isCarDetectEnable": true,
+                                    "isMotionDetectEnable": false
+                                }
+                            },
+                            "result": {
+                                "errorNo": 0,
+                                "description": "ok"
+                            }
+                        }
+                        """);
+
+        ((ObjectNode) jsonNode.get("info"))
+                .put("eventId", rootNode.get("info").get("eventId").asInt());
+
+        ((ObjectNode) jsonNode.get("info"))
+                .put("time", rootNode.get("info").get("time").asInt());
+
+        ((ObjectNode) jsonNode.get("info"))
+                .put("heartbeatInterval", 300);
+
+
+
+
+        jsonNode.put("operator", "heartbeat-Ack");
+
+        return jsonNode;
+    }
+
     private @NotNull ObjectNode getAck(int infoEventId) {
         ObjectNode objectNode = objectMapper.createObjectNode();