Fix transferred vehicle inquiry routing

src/request-management/inquiry-refresh.service.spec.ts

@@ -0,0 +1,68 @@
+import { InquiryRefreshService } from "./inquiry-refresh.service";
+
+describe("InquiryRefreshService current-identifier routing", () => {
+  const createService = () => {
+    const service = Object.create(InquiryRefreshService.prototype) as any;
+    service.plateNormalizer = {
+      normalizePlateText: (value: string) => value,
+    };
+    service.cleanString = (value: unknown) =>
+      value === undefined || value === null ? "" : String(value).trim();
+    return service;
+  };
+
+  it("uses the participant-linked current policyholder, not transfer metadata", () => {
+    const service = createService();
+    const party = {
+      participants: [
+        {
+          participantId: "THIRD_PARTY_POLICYHOLDER",
+          nationalCode: "0011111111",
+        },
+      ],
+      participantRoles: {
+        thirdPartyPolicyholder: "THIRD_PARTY_POLICYHOLDER",
+      },
+      person: {
+        nationalCodeOfInsurer: "0099999999",
+        nationalCodeOfDriver: "0088888888",
+      },
+      vehicle: {
+        registrationState: "RECENTLY_TRANSFERRED",
+        plateId: "22-44-ب-111",
+        previousPlateId: "33-55-ج-222",
+        previousPolicyholderNationalCode: "0077777777",
+      },
+    };
+
+    expect(service.resolveCurrentPolicyholderNationalCode(party)).toBe(
+      "0011111111",
+    );
+    expect(service.resolvePartyPlate(party)).toEqual({
+      ir: 22,
+      leftDigits: 44,
+      centerAlphabet: "ب",
+      centerDigits: 111,
+    });
+  });
+
+  it("fails closed instead of rebuilding a plate from an old inquiry payload", () => {
+    const service = createService();
+    const party = {
+      vehicle: {
+        registrationState: "RECENTLY_TRANSFERRED",
+        previousPlateId: "33-55-ج-222",
+        inquiry: {
+          mapped: {
+            Plk1: 55,
+            Plk2: "ج",
+            Plk3: 222,
+            PlkSrl: 33,
+          },
+        },
+      },
+    };
+
+    expect(service.resolvePartyPlate(party)).toBeNull();
+  });
+});

src/request-management/inquiry-refresh.service.ts

@@ -18,6 +18,10 @@ import {
   ReinquiryPartyResultDto,
 } from "./dto/reinquiry-inquiries.dto";
 import { getInquiryErrorMessage } from "src/common/utils/inquiry-error";
+import { InquiryParticipantRole } from "src/common/dto/inquiry-participants.dto";
+import {
+  participantForStoredPartyRole,
+} from "./inquiry-participant-resolver";
 
 type PlateParts = {
   leftDigits: number;
@@ -193,10 +197,10 @@ export class InquiryRefreshService {
     let partyChanged = false;
     let inquiriesChanged = false;
 
+    // Re-inquiry must use the canonical current identifiers only. Previous
+    // transfer metadata and old provider payloads are never valid lookup input.
     const plate = this.resolvePartyPlate(party);
-    const nationalCode =
-      this.cleanString(party?.person?.nationalCodeOfInsurer) ||
-      this.cleanString(party?.person?.nationalCodeOfDriver);
+    const nationalCode = this.resolveCurrentPolicyholderNationalCode(party);
     const birthDate =
       party?.person?.insurerBirthday ??
       party?.person?.driverBirthday ??
@@ -619,12 +623,14 @@ export class InquiryRefreshService {
     );
     if (fromPlateId) return fromPlateId;
 
-    const candidates = [
-      party?.vehicle?.inquiry?.mapped,
-      party?.vehicle?.inquiry?.raw,
-      party?.vehicle?.inquiry,
-      party?.vehicle,
-    ].filter(Boolean);
+    // A missing plateId is intentionally not recovered from an inquiry
+    // response: that response may belong to a previous plate on transferred
+    // vehicles. The refresh operation must fail closed instead of mixing
+    // identifiers.
+    const currentPlate = party?.vehicle?.currentPlate;
+    if (!currentPlate || typeof currentPlate !== "object") return null;
+
+    const candidates = [currentPlate];
 
     for (const candidate of candidates) {
       const leftDigits = this.firstPresent(
@@ -675,6 +681,19 @@ export class InquiryRefreshService {
     return null;
   }
 
+  private resolveCurrentPolicyholderNationalCode(
+    party: Record<string, any>,
+  ): string {
+    const participant = participantForStoredPartyRole(
+      party,
+      InquiryParticipantRole.THIRD_PARTY_POLICYHOLDER,
+    );
+    return (
+      this.cleanString(participant?.nationalCode) ||
+      this.cleanString(party?.person?.nationalCodeOfInsurer)
+    );
+  }
+
   private parsePlateFromCompactString(plateId?: string): PlateParts | null {
     if (!plateId) return null;
     const parts = String(plateId).split("-");

src/request-management/request-management.policyholder-inquiry.spec.ts

@@ -215,7 +215,7 @@ describe("RequestManagementService policyholder inquiry routing", () => {
     expect(service.getThirdPartyVinInquiry).toHaveBeenCalledTimes(1);
     expect(service.sandHubService.getCarBodyInquiry).toHaveBeenCalledWith({
       nationalCodeOfInsurer: "0033333333",
-      plate: vehicle.vin,
+      plate: currentPlate,
     });
     expect(req.inquiries.thirdParty.has).toBe(true);
     expect(req.inquiries.carBody.has).toBe(true);

src/request-management/request-management.service.ts

@@ -14,6 +14,7 @@ import { ExternalExceptionFilter } from "@nestjs/core/exceptions/external-except
 import { Types } from "mongoose";
 import { ClientService } from "src/client/client.service";
 import { AddPlateDto } from "src/profile/dto/user/AddPlateDto";
+import { VehicleRegistrationState } from "src/common/dto/inquiry-participants.dto";
 import {
   CarBodyFormDto,
   CarBodySecondForm,
@@ -466,6 +467,29 @@ export class RequestManagementService {
     };
   }
 
+  /**
+   * A VIN submission still carries the canonical current plate. For a recent
+   * transfer, the car-body policy must be checked against that current plate
+   * and the current policyholder; the previous plate is historical metadata
+   * only. For ordinary VIN submissions we retain the dedicated VIN lookup.
+   */
+  private async getCarBodyInquiryForVinSubmission(
+    submission: NormalizedInquirySubmission<Record<string, any>>,
+  ): Promise<any> {
+    if (
+      submission.vehicle?.registrationState ===
+      VehicleRegistrationState.RECENTLY_TRANSFERRED
+    ) {
+      return this.getCarBodyPlateInquiry(submission);
+    }
+
+    const subjects = resolveInquirySubjects(submission);
+    return this.sandHubService.getCarBodyInquiry({
+      nationalCodeOfInsurer: subjects.carBodyPolicyNationalCode!,
+      plate: submission.vehicle?.vin as any,
+    });
+  }
+
   private async getThirdPartyVinInquiry(
     submission: NormalizedInquirySubmission<Record<string, any>>,
     options?: Record<string, any>,
@@ -2519,10 +2543,8 @@ export class RequestManagementService {
       // flow before the case is allowed to advance.
       if (req.type === BlameRequestType.CAR_BODY && role === PartyRole.FIRST) {
         try {
-          const carBodyInfo = await this.sandHubService.getCarBodyInquiry({
-            nationalCodeOfInsurer: subjects.carBodyPolicyNationalCode!,
-            plate: body.vin,
-          });
+          const carBodyInfo =
+            await this.getCarBodyInquiryForVinSubmission(inquirySubmission);
           this.recordPartyCaseInquiryStatus(req, "carBody", role, true, {
             source: carBodyInfo.source,
             raw: carBodyInfo.raw,
@@ -11117,10 +11139,8 @@ export class RequestManagementService {
       partyRole === PartyRole.FIRST
     ) {
       try {
-        const carBodyInfo = await this.sandHubService.getCarBodyInquiry({
-          nationalCodeOfInsurer: subjects.carBodyPolicyNationalCode!,
-          plate: partyData.vin as any, // VIN used as identifier for CAR_BODY
-        });
+        const carBodyInfo =
+          await this.getCarBodyInquiryForVinSubmission(inquirySubmission);
         this.recordPartyCaseInquiryStatus(req, "carBody", partyRole, true, {
           source: carBodyInfo.source,
           raw: carBodyInfo.raw,