src/domain/entities/UserPreference.ts - master - PostmenBlake/NotificationPreferencesService

src/domain/entities/UserPreference.ts

74 строки2 KB

kurava

feat: initial commit - Notification Preferences Service

17 июн 2026, 09:11

17 июн 2026, 09:1148825c3

import { NotificationType } from '../value-objects/NotificationType';
import { QuietHours, isValidQuietHours } from '../value-objects/QuietHours';

export interface UserPreferenceProps {
  userId: string;
  preferences: Record<NotificationType, boolean>;
  quietHours?: QuietHours | null;
  region: string;
  createdAt: Date;
  updatedAt: Date;
}

export class UserPreference {
  public readonly userId: string;
  public preferences: Record<NotificationType, boolean>;
  public quietHours?: QuietHours | null;
  public readonly region: string;
  public readonly createdAt: Date;
  public updatedAt: Date;

  constructor(props: UserPreferenceProps) {
    this.userId = props.userId;
    this.preferences = props.preferences;
    this.quietHours = props.quietHours;
    this.region = props.region;
    this.createdAt = props.createdAt;
    this.updatedAt = props.updatedAt;
  }

  public updatePreference(
    notificationType: NotificationType,
    enabled: boolean,
  ): void {
    this.preferences[notificationType] = enabled;
    this.updatedAt = new Date();
  }

  public updateQuietHours(quietHours: QuietHours | null): void {
    if (quietHours && !isValidQuietHours(quietHours)) {
      throw new Error('Invalid quiet hours configuration');
    }
    this.quietHours = quietHours;
    this.updatedAt = new Date();
  }

  public isNotificationEnabled(
    notificationType: NotificationType,
    datetime: Date,
  ): boolean {
    // Check if the notification type is enabled in user preferences
    if (!this.preferences[notificationType]) {
      return false;
    }

    // Check quiet hours
    if (this.quietHours) {
      const notificationTypeObj = notificationType as NotificationType;
      // Marketing notifications are blocked during quiet hours
      if (
        (notificationTypeObj === NotificationType.MARKETING_EMAIL ||
          notificationTypeObj === NotificationType.MARKETING_PUSH ||
          notificationTypeObj === NotificationType.MARKETING_SMS) &&
        isWithinQuietHours(this.quietHours, datetime)
      ) {
        return false;
      }
    }

    return true;
  }
}

// Re-export for convenience
import { isWithinQuietHours } from '../value-objects/QuietHours';