notification added in with subs :D

backend/notification/notificationSub.update.route.ts

@@ -0,0 +1,84 @@
+import { notificationSub } from "db/schema/notifications.sub.schema.js";
+import { and, eq } from "drizzle-orm";
+import { type Response, Router } from "express";
+import z from "zod";
+import { db } from "../db/db.controller.js";
+import { apiReturn } from "../utils/returnHelper.utils.js";
+import { tryCatch } from "../utils/trycatch.utils.js";
+import { modifiedNotification } from "./notification.controller.js";
+
+const newSubscribe = z.object({
+	emails: z.email().array().describe("An array of emails"),
+	userId: z.string().describe("User id."),
+	notificationId: z.string().describe("Notification id"),
+});
+
+const r = Router();
+
+r.patch("/", async (req, res: Response) => {
+	try {
+		const validated = newSubscribe.parse(req.body);
+
+		const emails = validated.emails
+			.map((e) => e.trim().toLowerCase())
+			.filter(Boolean);
+
+		const uniqueEmails = [...new Set(emails)];
+
+		const { data, error } = await tryCatch(
+			db
+				.update(notificationSub)
+				.set({ emails: uniqueEmails })
+				.where(
+					and(
+						eq(notificationSub.userId, validated.userId),
+						eq(notificationSub.notificationId, validated.notificationId),
+					),
+				)
+				.returning(),
+		);
+
+		await modifiedNotification(validated.notificationId);
+
+		if (error) {
+			return apiReturn(res, {
+				success: false,
+				level: "error",
+				module: "notification",
+				subModule: "update",
+				message: `There was an error updating the notifications `,
+				data: [error],
+				status: 400,
+			});
+		}
+
+		return apiReturn(res, {
+			success: true,
+			level: "info",
+			module: "notification",
+			subModule: "update",
+			message: `Subscription updated`,
+			data: data ?? [],
+			status: 200,
+		});
+	} catch (err) {
+		if (err instanceof z.ZodError) {
+			const flattened = z.flattenError(err);
+			// return res.status(400).json({
+			// 	error: "Validation failed",
+			// 	details: flattened,
+			// });
+
+			return apiReturn(res, {
+				success: false,
+				level: "error", //connect.success ? "info" : "error",
+				module: "routes",
+				subModule: "notification",
+				message: "Validation failed",
+				data: [flattened.fieldErrors],
+				status: 400, //connect.success ? 200 : 400,
+			});
+		}
+	}
+});
+export default r;