backend setup to store and get DNS Records

server/routers/domain/getDNSRecords.ts

@@ -0,0 +1,86 @@
+import { Request, Response, NextFunction } from "express";
+import { z } from "zod";
+import { db, dnsRecords } from "@server/db";
+import { eq } from "drizzle-orm";
+import response from "@server/lib/response";
+import HttpCode from "@server/types/HttpCode";
+import createHttpError from "http-errors";
+import logger from "@server/logger";
+import { fromError } from "zod-validation-error";
+import { OpenAPITags, registry } from "@server/openApi";
+
+const getDNSRecordsSchema = z
+    .object({
+        domainId: z.string(),
+        orgId: z.string()
+    })
+    .strict();
+
+async function query(domainId: string) {
+    const records = await db
+        .select()
+        .from(dnsRecords)
+        .where(eq(dnsRecords.domainId, domainId));
+    
+    return records;
+}
+
+export type GetDNSRecordsResponse = Awaited<ReturnType<typeof query>>;
+
+registry.registerPath({
+    method: "get",
+    path: "/org/{orgId}/domain/{domainId}/dns-records",
+    description: "Get all DNS records for a domain by domainId.",
+    tags: [OpenAPITags.Domain],
+    request: {
+        params: z.object({
+            domainId: z.string(),
+            orgId: z.string()
+        })
+    },
+    responses: {}
+});
+
+export async function getDNSRecords(
+    req: Request,
+    res: Response,
+    next: NextFunction
+): Promise<any> {
+    try {
+        const parsedParams = getDNSRecordsSchema.safeParse(req.params);
+        if (!parsedParams.success) {
+            return next(
+                createHttpError(
+                    HttpCode.BAD_REQUEST,
+                    fromError(parsedParams.error).toString()
+                )
+            );
+        }
+
+        const { domainId } = parsedParams.data;
+
+        const records = await query(domainId);
+
+        if (!records || records.length === 0) {
+            return next(
+                createHttpError(
+                    HttpCode.NOT_FOUND,
+                    "No DNS records found for this domain"
+                )
+            );
+        }
+
+        return response<GetDNSRecordsResponse>(res, {
+            data: records,
+            success: true,
+            error: false,
+            message: "DNS records retrieved successfully",
+            status: HttpCode.OK
+        });
+    } catch (error) {
+        logger.error(error);
+        return next(
+            createHttpError(HttpCode.INTERNAL_SERVER_ERROR, "An error occurred")
+        );
+    }
+}