Refactor monolithic modules and harden booking, email, and auth infrastructure.

Split oversized frontend API client, email service, and admin/booking pages into focused modules while preserving import surfaces, and add Redis-backed queues, stale booking cleanup, stronger auth, and scale deployment configs. Co-authored-by: Cursor <cursoragent@cursor.com>
2026-06-25 07:12:59 +00:00
parent f0e2de2834
commit 613bd7be1d
75 changed files with 7702 additions and 5580 deletions
@@ -0,0 +1,307 @@
+// Template DB access, seeding, and the core template/custom send + logging logic.
+
+import { db, dbGet, emailTemplates, emailLogs } from '../../db/index.js';
+import { eq } from 'drizzle-orm';
+import { getNow, generateId } from '../utils.js';
+import { replaceTemplateVariables, wrapInBaseTemplate, defaultTemplates } from '../emailTemplates.js';
+import { sendEmail } from './transport.js';
+import { getCommonVariables } from './formatting.js';
+
+/**
+ * Get a template by slug
+ */
+export async function getTemplate(slug: string): Promise<any | null> {
+  const template = await dbGet(
+    (db as any)
+      .select()
+      .from(emailTemplates)
+      .where(eq((emailTemplates as any).slug, slug))
+  );
+
+  return template || null;
+}
+
+/**
+ * Seed default templates if they don't exist, and update system templates with latest content
+ */
+export async function seedDefaultTemplates(): Promise<void> {
+  console.log('[Email] Checking for default templates...');
+
+  for (const template of defaultTemplates) {
+    const existing = await getTemplate(template.slug);
+    const now = getNow();
+
+    if (!existing) {
+      console.log(`[Email] Creating template: ${template.name}`);
+
+      await (db as any).insert(emailTemplates).values({
+        id: generateId(),
+        name: template.name,
+        slug: template.slug,
+        subject: template.subject,
+        subjectEs: template.subjectEs,
+        bodyHtml: template.bodyHtml,
+        bodyHtmlEs: template.bodyHtmlEs,
+        bodyText: template.bodyText,
+        bodyTextEs: template.bodyTextEs,
+        description: template.description,
+        variables: JSON.stringify(template.variables),
+        isSystem: template.isSystem ? 1 : 0,
+        isActive: 1,
+        createdAt: now,
+        updatedAt: now,
+      });
+    } else if (existing.isSystem) {
+      // Update system templates with latest content from defaults
+      console.log(`[Email] Updating system template: ${template.name}`);
+
+      await (db as any)
+        .update(emailTemplates)
+        .set({
+          subject: template.subject,
+          subjectEs: template.subjectEs,
+          bodyHtml: template.bodyHtml,
+          bodyHtmlEs: template.bodyHtmlEs,
+          bodyText: template.bodyText,
+          bodyTextEs: template.bodyTextEs,
+          description: template.description,
+          variables: JSON.stringify(template.variables),
+          updatedAt: now,
+        })
+        .where(eq((emailTemplates as any).slug, template.slug));
+    }
+  }
+
+  console.log('[Email] Default templates check complete');
+}
+
+/**
+ * Send an email using a template
+ */
+export async function sendTemplateEmail(params: {
+  templateSlug: string;
+  to: string;
+  toName?: string;
+  variables: Record<string, any>;
+  locale?: string;
+  eventId?: string;
+  sentBy?: string;
+}): Promise<{ success: boolean; logId?: string; error?: string }> {
+  const { templateSlug, to, toName, variables, locale = 'en', eventId, sentBy } = params;
+
+  // Get template
+  const template = await getTemplate(templateSlug);
+  if (!template) {
+    return { success: false, error: `Template "${templateSlug}" not found` };
+  }
+
+  // Build variables
+  const allVariables = {
+    ...getCommonVariables(),
+    lang: locale,
+    ...variables,
+  };
+
+  // Get localized content
+  const subject = locale === 'es' && template.subjectEs
+    ? template.subjectEs
+    : template.subject;
+  const bodyHtml = locale === 'es' && template.bodyHtmlEs
+    ? template.bodyHtmlEs
+    : template.bodyHtml;
+  const bodyText = locale === 'es' && template.bodyTextEs
+    ? template.bodyTextEs
+    : template.bodyText;
+
+  // Replace variables
+  const finalSubject = replaceTemplateVariables(subject, allVariables);
+  const finalBodyContent = replaceTemplateVariables(bodyHtml, allVariables, true);
+  const finalBodyHtml = wrapInBaseTemplate(finalBodyContent, { ...allVariables, subject: finalSubject });
+  const finalBodyText = bodyText ? replaceTemplateVariables(bodyText, allVariables) : undefined;
+
+  // Create log entry
+  const logId = generateId();
+  const now = getNow();
+
+  await (db as any).insert(emailLogs).values({
+    id: logId,
+    templateId: template.id,
+    eventId: eventId || null,
+    recipientEmail: to,
+    recipientName: toName || null,
+    subject: finalSubject,
+    bodyHtml: finalBodyHtml,
+    status: 'pending',
+    sentBy: sentBy || null,
+    createdAt: now,
+  });
+
+  // Send email
+  const result = await sendEmail({
+    to,
+    subject: finalSubject,
+    html: finalBodyHtml,
+    text: finalBodyText,
+  });
+
+  // Update log with result
+  if (result.success) {
+    await (db as any)
+      .update(emailLogs)
+      .set({
+        status: 'sent',
+        sentAt: getNow(),
+      })
+      .where(eq((emailLogs as any).id, logId));
+  } else {
+    await (db as any)
+      .update(emailLogs)
+      .set({
+        status: 'failed',
+        errorMessage: result.error,
+      })
+      .where(eq((emailLogs as any).id, logId));
+  }
+
+  return {
+    success: result.success,
+    logId,
+    error: result.error
+  };
+}
+
+/**
+ * Send a custom email (not from template)
+ */
+export async function sendCustomEmail(params: {
+  to: string;
+  toName?: string;
+  subject: string;
+  bodyHtml: string;
+  bodyText?: string;
+  replyTo?: string;
+  eventId?: string;
+  sentBy?: string | null;
+}): Promise<{ success: boolean; logId?: string; error?: string }> {
+  const { to: rawTo, toName, subject: rawSubject, bodyHtml, bodyText, replyTo: rawReplyTo, eventId, sentBy = null } = params;
+
+  // Strip CR/LF from header-bound values to prevent email header injection
+  // (e.g. an attacker-supplied subject/replyTo smuggling extra headers/recipients).
+  const stripHeader = (v?: string) => (v ? v.replace(/[\r\n]+/g, ' ').trim() : v);
+  const to = stripHeader(rawTo) as string;
+  const subject = stripHeader(rawSubject) as string;
+  const replyTo = stripHeader(rawReplyTo);
+
+  const allVariables = {
+    ...getCommonVariables(),
+    subject,
+  };
+
+  const finalBodyHtml = wrapInBaseTemplate(bodyHtml, allVariables);
+
+  // Create log entry
+  const logId = generateId();
+  const now = getNow();
+
+  await (db as any).insert(emailLogs).values({
+    id: logId,
+    templateId: null,
+    eventId: eventId || null,
+    recipientEmail: to,
+    recipientName: toName || null,
+    subject,
+    bodyHtml: finalBodyHtml,
+    status: 'pending',
+    sentBy: sentBy || null,
+    createdAt: now,
+  });
+
+  // Send email
+  const result = await sendEmail({
+    to,
+    subject,
+    html: finalBodyHtml,
+    text: bodyText,
+    replyTo,
+  });
+
+  // Update log
+  if (result.success) {
+    await (db as any)
+      .update(emailLogs)
+      .set({
+        status: 'sent',
+        sentAt: getNow(),
+      })
+      .where(eq((emailLogs as any).id, logId));
+  } else {
+    await (db as any)
+      .update(emailLogs)
+      .set({
+        status: 'failed',
+        errorMessage: result.error,
+      })
+      .where(eq((emailLogs as any).id, logId));
+  }
+
+  return {
+    success: result.success,
+    logId,
+    error: result.error
+  };
+}
+
+/**
+ * Resend an email from an existing log entry
+ */
+export async function resendFromLog(logId: string): Promise<{ success: boolean; error?: string }> {
+  const log = await dbGet<any>(
+    (db as any).select().from(emailLogs).where(eq((emailLogs as any).id, logId))
+  );
+
+  if (!log) {
+    return { success: false, error: 'Email log not found' };
+  }
+
+  if (!log.bodyHtml || !log.subject || !log.recipientEmail) {
+    return { success: false, error: 'Email log missing required data to resend' };
+  }
+
+  const result = await sendEmail({
+    to: log.recipientEmail,
+    subject: log.subject,
+    html: log.bodyHtml,
+    text: undefined,
+  });
+
+  const now = getNow();
+  const currentResendAttempts = (log.resendAttempts ?? 0) + 1;
+
+  if (result.success) {
+    await (db as any)
+      .update(emailLogs)
+      .set({
+        status: 'sent',
+        sentAt: now,
+        errorMessage: null,
+        resendAttempts: currentResendAttempts,
+        lastResentAt: now,
+      })
+      .where(eq((emailLogs as any).id, logId));
+  } else {
+    await (db as any)
+      .update(emailLogs)
+      .set({
+        status: 'failed',
+        errorMessage: result.error,
+        resendAttempts: currentResendAttempts,
+        lastResentAt: now,
+      })
+      .where(eq((emailLogs as any).id, logId));
+  }
+
+  return {
+    success: result.success,
+    error: result.error,
+  };
+}