fanavaran stages matching data is double checked and more controlled +

src/lookups/fanavaran-last-car-policy.spec.ts

@@ -1,6 +1,9 @@
 import {
+  canReuseCachedFanavaranVehicleIds,
   collectPartyVinCandidates,
   fanavaranIdOrConfigDefault,
+  fanavaranPayloadMatchesDamagedIdentity,
+  fanavaranVehicleMatchesDamagedIdentity,
   filterPoliciesByLine,
   insuranceLineLabel,
   parseLastCarPolicyInput,
@@ -10,6 +13,7 @@ import {
   pickVinFromPartyVehicle,
   plaqueLetterFromMiddleCode,
   plaqueMatchesVehicle,
+  selectFanavaranVehicleForDamageCase,
   selectLastAmongCarMatches,
   toAppPlaque,
   vehicleMatchesCar,
@@ -311,4 +315,154 @@ describe("fanavaran last car policy", () => {
   it("returns null when there are no matches", () => {
     expect(selectLastAmongCarMatches([], today)).toBeNull();
   });
+
+  const damagedIdentity = {
+    vin: "IRPC941V2BD798656",
+    chassis: "NAS431100E5798656",
+    plaque: { left: "59", letter: "ی", right: "419", serial: "78" },
+    policyCINumber: "16040446424",
+  };
+
+  const culpritVehicle = {
+    Id: 475449,
+    VIN: "IRFC891V7D2301065",
+    ChassisNo: "NAAP41FD5BJ301065",
+    VehicleKindId: 6953,
+    VersionNo: 3,
+    PlaqueKindId: 8,
+    PlaqueSampleId: 10,
+    PlaqueLeftNo: "56",
+    PlaqueMiddleCodeId: 5,
+    PlaqueRightNo: "394",
+    PlaqueSerial: "66",
+    PlaqueNo: "394د56",
+  };
+
+  it("does not treat the culprit vehicle as the damaged car", () => {
+    expect(
+      fanavaranVehicleMatchesDamagedIdentity(culpritVehicle, damagedIdentity),
+    ).toBe(false);
+    expect(
+      selectFanavaranVehicleForDamageCase(
+        [
+          culpritVehicle,
+          { Id: 9, VIN: "OTHER", PlaqueKindId: 15, PlaqueSampleId: 24 },
+        ],
+        damagedIdentity,
+      ),
+    ).toBeNull();
+  });
+
+  it("ignores a PlaqueKindId 15 row that does not share VIN or plate", () => {
+    expect(
+      selectFanavaranVehicleForDamageCase(
+        [
+          { Id: 1, VIN: "IRPC941V2BD798656" },
+          {
+            Id: 2,
+            VIN: "IRFC901V119493683",
+            PlaqueKindId: 15,
+            PlaqueSampleId: 24,
+            PlaqueLeftNo: "62",
+            PlaqueMiddleCodeId: 14,
+            PlaqueRightNo: "278",
+            PlaqueSerial: "50",
+          },
+        ],
+        damagedIdentity,
+      ),
+    ).toEqual({ Id: 1, VIN: "IRPC941V2BD798656" });
+  });
+
+  it("requires plate agreement when the inquiry row has plaque parts", () => {
+    expect(
+      selectFanavaranVehicleForDamageCase(
+        [
+          {
+            Id: 1,
+            VIN: "IRPC941V2BD798656",
+            PlaqueKindId: 15,
+            PlaqueLeftNo: "56",
+            PlaqueMiddleCodeId: 5,
+            PlaqueRightNo: "394",
+            PlaqueSerial: "66",
+          },
+        ],
+        damagedIdentity,
+      ),
+    ).toBeNull();
+  });
+
+  it("picks the newest matching version of the damaged VIN and plate", () => {
+    expect(
+      selectFanavaranVehicleForDamageCase(
+        [
+          {
+            Id: 10,
+            VIN: "IRPC941V2BD798656",
+            ChassisNo: "NAS431100E5798656",
+            VersionNo: 1,
+            PlaqueKindId: 15,
+            PlaqueSampleId: 24,
+            PlaqueLeftNo: "59",
+            PlaqueMiddleCodeId: 16,
+            PlaqueRightNo: "419",
+            PlaqueSerial: "78",
+          },
+          {
+            Id: 10,
+            VIN: "IRPC941V2BD798656",
+            ChassisNo: "NAS431100E5798656",
+            VersionNo: 3,
+            PlaqueKindId: 8,
+            PlaqueSampleId: 10,
+            PlaqueLeftNo: "59",
+            PlaqueMiddleCodeId: 16,
+            PlaqueRightNo: "419",
+            PlaqueSerial: "78",
+          },
+        ],
+        damagedIdentity,
+      )?.PlaqueKindId,
+    ).toBe(8);
+  });
+
+  it("rejects cached payload ids from a different VIN, plate, or CI number", () => {
+    expect(
+      fanavaranPayloadMatchesDamagedIdentity(
+        {
+          VIN: "IRFC891V7D2301065",
+          ChassisNo: "NAAP41FD5BJ301065",
+          PolicyCINumber: "16018466143",
+          PlaqueKindId: 8,
+          PlaqueLeftNo: "56",
+          PlaqueMiddleCodeId: 5,
+          PlaqueRightNo: "394",
+          PlaqueSerial: "66",
+        },
+        damagedIdentity,
+      ),
+    ).toBe(false);
+    expect(canReuseCachedFanavaranVehicleIds("config-default")).toBe(false);
+    expect(canReuseCachedFanavaranVehicleIds("vehicle-inquiry")).toBe(true);
+    expect(canReuseCachedFanavaranVehicleIds(undefined)).toBe(false);
+  });
+
+  it("accepts cache only when VIN, plate, and CI number all agree", () => {
+    expect(
+      fanavaranPayloadMatchesDamagedIdentity(
+        {
+          VIN: "IRPC941V2BD798656",
+          ChassisNo: "NAS431100E5798656",
+          PolicyCINumber: "16040446424",
+          PlaqueLeftNo: "59",
+          PlaqueMiddleCodeId: 16,
+          PlaqueRightNo: "419",
+          PlaqueSerial: "78",
+          PlaqueKindId: 8,
+        },
+        damagedIdentity,
+      ),
+    ).toBe(true);
+  });
 });