feat: add notification scheduling and recurring support #372

prisma/schema.prisma

@@ -188,6 +188,7 @@ model User {
   initiatedBackups        DatabaseBackup[]         @relation("BackupInitiatedBy")
   restoredBackups         DatabaseBackup[]         @relation("BackupRestoredBy")
   emailStatus             EmailStatus              @default(ACTIVE) @map("email_status")
+  fcmToken                String?                  @map("fcm_token")
   notifications           Notification[]
   linkClicks              LinkClick[]
   emailEngagements        EmailEngagement[]
@@ -490,6 +491,7 @@ model ActivityLog {
   @@index([userId])
   @@index([action])
   @@index([createdAt])
+  @@index([scheduledAt])
   @@index([entityType, entityId])
   @@map("activity_logs")
 }
@@ -636,6 +638,7 @@ model SearchAnalytics {
   @@index([userId])
   @@index([queryId])
   @@index([createdAt])
+  @@index([scheduledAt])
   @@index([hasResults])
   @@index([converted])
   @@map("search_analytics")
@@ -699,12 +702,17 @@ model Notification {
   metadata  Json?
   createdAt DateTime           @default(now()) @map("created_at")
   readAt    DateTime?          @map("read_at")
+  scheduledAt DateTime?          @map("scheduled_at")
+  isRecurring Boolean            @default(false) @map("is_recurring")
+  cron        String?            @map("cron")
+  timezone    String             @default("UTC")
 
   user User @relation(fields: [userId], references: [id], onDelete: Cascade)
 
   @@index([userId])
   @@index([status])
   @@index([createdAt])
+  @@index([scheduledAt])
   @@map("notifications")
 }
 
@@ -722,6 +730,7 @@ model LinkClick {
   @@index([url])
   @@index([userId])
   @@index([createdAt])
+  @@index([scheduledAt])
   @@map("link_clicks")
 }
 
@@ -740,6 +749,7 @@ model EmailEngagement {
   @@index([userId])
   @@index([trackingId])
   @@index([createdAt])
+  @@index([scheduledAt])
   @@map("email_engagements")
 }
 

src/notifications/notifications.service.ts

@@ -28,6 +28,12 @@ export class NotificationsService {
     });
 
     // 2. Try real-time delivery
+    // FCM Push Integration
+    const user = await this.prisma.user.findUnique({ where: { id: userId }, select: { fcmToken: true } });
+    if (user?.fcmToken) {
+      console.log(Sending FCM notification to token: \);
+      // In production, use admin.messaging().send() here
+    }
     const delivered = this.gateway.sendToUser(userId, 'notification', notification);
 
     if (delivered) {
@@ -70,4 +76,33 @@ export class NotificationsService {
       }
     }
   }
+
+  async scheduleNotification(
+    userId: string,
+    title: string,
+    message: string,
+    type: string,
+    scheduleData: { scheduledAt: Date; isRecurring?: boolean; cron?: string; timezone?: string },
+  ) {
+    return this.prisma.notification.create({
+      data: {
+        userId,
+        title,
+        message,
+        type,
+        status: 'PENDING',
+        ...scheduleData,
+      },
+    });
+  }
+
+  async cancelScheduledNotification(id: string) {
+    return this.prisma.notification.deleteMany({
+      where: {
+        id,
+        status: 'PENDING',
+        scheduledAt: { not: null },
+      },
+    });
+  }
 }