feat: add destination to the notification

apps/edr-freight-api/src/modules/notification-inbox/notification-inbox.service.ts

@@ -1,5 +1,6 @@
 import {
   NotificationAudience,
+  NotificationChannels,
   NotificationChannelsSent,
   NotificationDto,
   NotificationListResult,
@@ -144,18 +145,41 @@ export class NotificationInboxService {
     const unreadCount = await this.repo.countUnread(userId);
     this.gateway.emitNew(userId, this.toDto(entity), unreadCount);
 
-    if (priority === NotificationPriority.HIGH) {
-      const channelsSent = await this.fanOut(userId, input);
+    const channels = this.resolveChannels(input, priority);
+    if (channels.email || channels.sms) {
+      const channelsSent = await this.fanOut(userId, input, channels);
       if (channelsSent) {
         await this.repo.update(entity.id, { channelsSent });
       }
     }
   }
 
-  /** Best-effort email/SMS fan-out for HIGH-priority items. Never throws. */
+  /**
+   * Decide which outbound channels to use. An explicit `input.channels`
+   * selection wins; otherwise fall back to priority (HIGH ⇒ email + SMS).
+   */
+  private resolveChannels(
+    input: NotifyInput,
+    priority: NotificationPriority,
+  ): Required<NotificationChannels> {
+    if (input.channels) {
+      return {
+        email: input.channels.email === true,
+        sms: input.channels.sms === true,
+      };
+    }
+    const high = priority === NotificationPriority.HIGH;
+    return { email: high, sms: high };
+  }
+
+  /**
+   * Best-effort email/SMS fan-out for the requested channels. Skips a channel
+   * the recipient has no address for. Never throws.
+   */
   private async fanOut(
     userId: string,
     input: NotifyInput,
+    channels: Required<NotificationChannels>,
   ): Promise<NotificationChannelsSent | null> {
     try {
       const user = await this.users.findOne({
@@ -166,7 +190,7 @@ export class NotificationInboxService {
       const sent: NotificationChannelsSent = {};
       const text = `${input.title}\n\n${input.body}`;
 
-      if (user.email) {
+      if (channels.email && user.email) {
         const res = await this.emailClient.sendEmail({
           to: user.email,
           subject: input.title,
@@ -174,7 +198,7 @@ export class NotificationInboxService {
         });
         sent.email = res.queued;
       }
-      if (user.phoneNumber) {
+      if (channels.sms && user.phoneNumber) {
         const res = await this.smsClient.sendSms({
           to: user.phoneNumber,
           message: text,