BREAKING CHANGE(config): convert configuration management to read-only; remove updateConfiguration endpoint and client-side editing

ts/cache/documents/classes.cached.email.ts

@@ -0,0 +1,230 @@
+import * as plugins from '../../plugins.js';
+import { CachedDocument, TTL } from '../classes.cached.document.js';
+import { CacheDb } from '../classes.cachedb.js';
+
+/**
+ * Email status in the cache
+ */
+export type TCachedEmailStatus = 'pending' | 'processing' | 'delivered' | 'failed' | 'deferred';
+
+/**
+ * Helper to get the smartdata database instance
+ */
+const getDb = () => CacheDb.getInstance().getDb();
+
+/**
+ * CachedEmail - Stores email queue items in the cache
+ *
+ * Used for persistent email queue storage, tracking delivery status,
+ * and maintaining email history for the configured TTL period.
+ */
+@plugins.smartdata.Collection(() => getDb())
+export class CachedEmail extends CachedDocument<CachedEmail> {
+  /**
+   * Unique identifier for this email
+   */
+  @plugins.smartdata.unI()
+  @plugins.smartdata.svDb()
+  public id: string;
+
+  /**
+   * Email message ID (RFC 822 Message-ID header)
+   */
+  @plugins.smartdata.svDb()
+  public messageId: string;
+
+  /**
+   * Sender email address (envelope from)
+   */
+  @plugins.smartdata.svDb()
+  public from: string;
+
+  /**
+   * Recipient email addresses
+   */
+  @plugins.smartdata.svDb()
+  public to: string[];
+
+  /**
+   * CC recipients
+   */
+  @plugins.smartdata.svDb()
+  public cc: string[];
+
+  /**
+   * BCC recipients
+   */
+  @plugins.smartdata.svDb()
+  public bcc: string[];
+
+  /**
+   * Email subject
+   */
+  @plugins.smartdata.svDb()
+  public subject: string;
+
+  /**
+   * Raw RFC822 email content
+   */
+  @plugins.smartdata.svDb()
+  public rawContent: string;
+
+  /**
+   * Current status of the email
+   */
+  @plugins.smartdata.svDb()
+  public status: TCachedEmailStatus;
+
+  /**
+   * Number of delivery attempts
+   */
+  @plugins.smartdata.svDb()
+  public attempts: number = 0;
+
+  /**
+   * Maximum number of delivery attempts
+   */
+  @plugins.smartdata.svDb()
+  public maxAttempts: number = 3;
+
+  /**
+   * Timestamp for next delivery attempt
+   */
+  @plugins.smartdata.svDb()
+  public nextAttempt: Date;
+
+  /**
+   * Last error message if delivery failed
+   */
+  @plugins.smartdata.svDb()
+  public lastError: string;
+
+  /**
+   * Timestamp when the email was successfully delivered
+   */
+  @plugins.smartdata.svDb()
+  public deliveredAt: Date;
+
+  /**
+   * Sender domain (for querying/filtering)
+   */
+  @plugins.smartdata.svDb()
+  public senderDomain: string;
+
+  /**
+   * Priority level (higher = more important)
+   */
+  @plugins.smartdata.svDb()
+  public priority: number = 0;
+
+  /**
+   * JSON-serialized route data
+   */
+  @plugins.smartdata.svDb()
+  public routeData: string;
+
+  /**
+   * DKIM signature status
+   */
+  @plugins.smartdata.svDb()
+  public dkimSigned: boolean = false;
+
+  constructor() {
+    super();
+    this.setTTL(TTL.DAYS_30); // Default 30-day TTL
+    this.status = 'pending';
+    this.to = [];
+    this.cc = [];
+    this.bcc = [];
+  }
+
+  /**
+   * Create a new CachedEmail with a unique ID
+   */
+  public static createNew(): CachedEmail {
+    const email = new CachedEmail();
+    email.id = plugins.uuid.v4();
+    return email;
+  }
+
+  /**
+   * Find an email by ID
+   */
+  public static async findById(id: string): Promise<CachedEmail | null> {
+    return await CachedEmail.getInstance({
+      id,
+    });
+  }
+
+  /**
+   * Find all emails with a specific status
+   */
+  public static async findByStatus(status: TCachedEmailStatus): Promise<CachedEmail[]> {
+    return await CachedEmail.getInstances({
+      status,
+    });
+  }
+
+  /**
+   * Find all emails pending delivery (status = pending and nextAttempt <= now)
+   */
+  public static async findPendingForDelivery(): Promise<CachedEmail[]> {
+    const now = new Date();
+    return await CachedEmail.getInstances({
+      status: 'pending',
+      nextAttempt: { $lte: now },
+    });
+  }
+
+  /**
+   * Find emails by sender domain
+   */
+  public static async findBySenderDomain(domain: string): Promise<CachedEmail[]> {
+    return await CachedEmail.getInstances({
+      senderDomain: domain,
+    });
+  }
+
+  /**
+   * Mark as delivered
+   */
+  public markDelivered(): void {
+    this.status = 'delivered';
+    this.deliveredAt = new Date();
+  }
+
+  /**
+   * Mark as failed with error
+   */
+  public markFailed(error: string): void {
+    this.status = 'failed';
+    this.lastError = error;
+  }
+
+  /**
+   * Increment attempt counter and schedule next attempt
+   */
+  public scheduleRetry(delayMs: number = 5 * 60 * 1000): void {
+    this.attempts++;
+    this.status = 'deferred';
+    this.nextAttempt = new Date(Date.now() + delayMs);
+
+    // If max attempts reached, mark as failed
+    if (this.attempts >= this.maxAttempts) {
+      this.status = 'failed';
+      this.lastError = `Max attempts (${this.maxAttempts}) reached`;
+    }
+  }
+
+  /**
+   * Extract sender domain from email address
+   */
+  public updateSenderDomain(): void {
+    if (this.from) {
+      const match = this.from.match(/@([^>]+)>?$/);
+      if (match) {
+        this.senderDomain = match[1].toLowerCase();
+      }
+    }
+  }
+}