perf: reuse mqtt identity resolution

modules/inbound/inbound-mqtt/src/main/java/com/lingniu/ingest/inbound/mqtt/client/MqttEndpointManager.java

@@ -141,6 +141,7 @@ public final class MqttEndpointManager implements AutoCloseable {
             MqttPayload parsed = profileRegistry.parse(ep.getName(), ep.getProfile(), topic, payload);
             String externalDeviceId = firstNonBlank(parsed.deviceId(), parsed.vin());
             IdentityResolution identity = resolveIdentity(parsed);
+            parsed = parsed.withIdentity(identity.identity(), identity.errorMessage());
             Map<String, String> meta = new HashMap<>(4);
             // metadata 同时保留外部设备号和内部 VIN，便于排查绑定表错误导致的车辆归属问题。
             meta.put("vin", identity.identity().vin());

modules/inbound/inbound-mqtt/src/main/java/com/lingniu/ingest/inbound/mqtt/mapper/YutongEventMapper.java

@@ -109,6 +109,17 @@ public final class YutongEventMapper implements EventMapper<MqttPayload> {
     }
 
     private IdentityResolution resolveIdentity(MqttPayload payload) {
+        if (payload.hasIdentitySnapshot()) {
+            VehicleIdentitySource source = VehicleIdentitySource.UNKNOWN;
+            try {
+                source = VehicleIdentitySource.valueOf(payload.identitySource());
+            } catch (IllegalArgumentException ignored) {
+                // 保守兜底，外部化的 payload 如果带了未知 source 不应影响接收主链路。
+            }
+            return new IdentityResolution(
+                    new VehicleIdentity(payload.resolvedVin(), payload.identityResolved(), source),
+                    payload.identityErrorMessage().isBlank() ? null : payload.identityErrorMessage());
+        }
         String externalDeviceId = firstNonBlank(payload.deviceId(), payload.vin());
         String externalVin = payload.externalVin() == null ? "" : payload.externalVin();
         String phone = payload.phone() == null ? "" : payload.phone();

modules/inbound/inbound-mqtt/src/main/java/com/lingniu/ingest/inbound/mqtt/model/MqttPayload.java

@@ -1,6 +1,9 @@
 package com.lingniu.ingest.inbound.mqtt.model;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.databind.JsonNode;
+import com.lingniu.ingest.identity.VehicleIdentity;
+import com.lingniu.ingest.identity.VehicleIdentitySource;
 
 import java.time.Instant;
 
@@ -15,6 +18,7 @@ import java.time.Instant;
  * @param phone        外部手机号 / SIM 字段
  * @param deviceId     外部设备号 / 终端 ID / IMEI 字段
  * @param plateNo      外部车牌字段
+ * @param resolvedVin  已解析的内部 VIN，供 RAW 和业务事件复用同一次身份查询
  * @param deviceTime   设备上报时刻
  * @param data         原始 JSON 树，供 Mapper 按 profile 提取字段
  */
@@ -27,9 +31,33 @@ public record MqttPayload(
         String phone,
         String deviceId,
         String plateNo,
+        @JsonIgnore String resolvedVin,
+        @JsonIgnore boolean identityResolved,
+        @JsonIgnore String identitySource,
+        @JsonIgnore String identityErrorMessage,
         Instant deviceTime,
         JsonNode data
 ) {
+    public MqttPayload {
+        resolvedVin = resolvedVin == null ? "" : resolvedVin.trim();
+        identitySource = identitySource == null ? "" : identitySource.trim();
+        identityErrorMessage = identityErrorMessage == null ? "" : identityErrorMessage.trim();
+    }
+
+    public MqttPayload(String endpointName,
+                       String profile,
+                       String topic,
+                       String vin,
+                       String externalVin,
+                       String phone,
+                       String deviceId,
+                       String plateNo,
+                       Instant deviceTime,
+                       JsonNode data) {
+        this(endpointName, profile, topic, vin, externalVin, phone, deviceId, plateNo,
+                "", false, "", "", deviceTime, data);
+    }
+
     public MqttPayload(String endpointName,
                        String profile,
                        String topic,
@@ -38,4 +66,17 @@ public record MqttPayload(
                        JsonNode data) {
         this(endpointName, profile, topic, vin, "", "", vin, "", deviceTime, data);
     }
+
+    public MqttPayload withIdentity(VehicleIdentity identity, String errorMessage) {
+        VehicleIdentity safe = identity == null
+                ? new VehicleIdentity("unknown", false, VehicleIdentitySource.UNKNOWN)
+                : identity;
+        return new MqttPayload(endpointName, profile, topic, vin, externalVin, phone, deviceId, plateNo,
+                safe.vin(), safe.resolved(), safe.source().name(), errorMessage, deviceTime, data);
+    }
+
+    @JsonIgnore
+    public boolean hasIdentitySnapshot() {
+        return !identitySource.isBlank();
+    }
 }