feat(categorised files)

apps/Backend/src/storage/notifications-storage.ts

@@ -0,0 +1,80 @@
+import { Notification, NotificationTypes } from "@repo/db/types";
+import { prisma as db } from "@repo/db/client";
+
+export interface IStorage {
+  // Notification methods
+  createNotification(
+    userId: number,
+    type: NotificationTypes,
+    message: string
+  ): Promise<Notification>;
+  getNotifications(
+    userId: number,
+    limit?: number,
+    offset?: number
+  ): Promise<Notification[]>;
+  markNotificationRead(
+    userId: number,
+    notificationId: number
+  ): Promise<boolean>;
+  markAllNotificationsRead(userId: number): Promise<number>;
+  deleteNotificationsByType(
+    userId: number,
+    type: NotificationTypes
+  ): Promise<number>;
+  deleteAllNotifications(userId: number): Promise<number>;
+}
+
+export const notificationsStorage: IStorage = {
+  // ==============================
+  // Notification methods
+  // ==============================
+  async createNotification(userId, type, message) {
+    return await db.notification.create({
+      data: { userId, type, message },
+    });
+  },
+
+  async getNotifications(
+    userId: number,
+    limit = 50,
+    offset = 0
+  ): Promise<Notification[]> {
+    return await db.notification.findMany({
+      where: { userId },
+      orderBy: { createdAt: "desc" },
+      take: limit,
+      skip: offset,
+    });
+  },
+
+  async markNotificationRead(userId, notificationId) {
+    const result = await db.notification.updateMany({
+      where: { id: notificationId, userId },
+      data: { read: true },
+    });
+    return result.count > 0;
+  },
+
+  async markAllNotificationsRead(userId) {
+    const result = await db.notification.updateMany({
+      where: { userId },
+      data: { read: true },
+    });
+    return result.count;
+  },
+
+  async deleteNotificationsByType(userId, type) {
+    const result = await db.notification.deleteMany({
+      where: { userId, type },
+    });
+    return result.count;
+  },
+
+  async deleteAllNotifications(userId: number): Promise<number> {
+    const result = await db.notification.deleteMany({
+      where: { userId },
+    });
+    return result.count;
+  },
+};