Better error handling and validation and min/max prices added for expert submit

src/expert-claim/pipes/submit-expert-reply-validation.pipe.spec.ts

@@ -0,0 +1,70 @@
+import { SubmitExpertReplyV2Dto } from "../dto/expert-claim-v2.dto";
+import { TypeOfDamage } from "src/Types&Enums/claim-request-management/type-of-damage.enum";
+import { submitExpertReplyValidationPipe } from "./submit-expert-reply-validation.pipe";
+
+describe("submitExpertReplyValidationPipe", () => {
+  it("converts DTO validation failures into Persian, field-addressable errors", async () => {
+    await expect(
+      submitExpertReplyValidationPipe.transform(
+        { parts: [] },
+        { type: "body", metatype: SubmitExpertReplyV2Dto },
+      ),
+    ).rejects.toMatchObject({
+      response: {
+        code: "EXPERT_REPLY_VALIDATION_ERROR",
+        message: "اطلاعات ارسالی پاسخ کارشناسی معتبر نیست.",
+        validationErrors: expect.arrayContaining([
+          expect.objectContaining({ field: "parts" }),
+        ]),
+      },
+    });
+  });
+
+  it("accepts a reply without a description", async () => {
+    await expect(
+      submitExpertReplyValidationPipe.transform(
+        {
+          parts: [
+            {
+              partId: 201,
+              typeOfDamage: TypeOfDamage.Repair,
+              salary: "100000",
+              totalPayment: "100000",
+              factorNeeded: false,
+            },
+          ],
+        },
+        { type: "body", metatype: SubmitExpertReplyV2Dto },
+      ),
+    ).resolves.toBeInstanceOf(SubmitExpertReplyV2Dto);
+  });
+
+  it("identifies invalid nested price fields for the frontend", async () => {
+    await expect(
+      submitExpertReplyValidationPipe.transform(
+        {
+          description: "Damage assessment",
+          parts: [
+            {
+              partId: 201,
+              typeOfDamage: "repair",
+              salary: "not-a-number",
+              totalPayment: "100000",
+              factorNeeded: false,
+            },
+          ],
+        },
+        { type: "body", metatype: SubmitExpertReplyV2Dto },
+      ),
+    ).rejects.toMatchObject({
+      response: {
+        validationErrors: expect.arrayContaining([
+          {
+            field: "parts[0].salary",
+            message: "باید مبلغ صحیح و غیرمنفی به تومان باشد.",
+          },
+        ]),
+      },
+    });
+  });
+});