feat: add shared notification, communication, and export services for bookings, courses, and events; introduce btree_gist extension and new booking atomic function

packages/features/event-management/src/server/services/event-communication.service.ts

@@ -0,0 +1,99 @@
+import 'server-only';
+import type { SupabaseClient } from '@supabase/supabase-js';
+
+import type { Database } from '@kit/supabase/database';
+
+interface CommunicationListOptions {
+  type?: string;
+  direction?: string;
+  search?: string;
+  page?: number;
+  pageSize?: number;
+}
+
+interface CreateCommunicationInput {
+  accountId: string;
+  entityId: string;
+  type: string;
+  direction?: string;
+  subject?: string;
+  body?: string;
+  emailTo?: string;
+  emailCc?: string;
+  attachmentPaths?: string[];
+}
+
+export function createEventCommunicationService(
+  client: SupabaseClient<Database>,
+) {
+  return new EventCommunicationService(client);
+}
+
+class EventCommunicationService {
+  constructor(private readonly client: SupabaseClient<Database>) {}
+
+  async list(
+    eventId: string,
+    accountId: string,
+    opts?: CommunicationListOptions,
+  ) {
+    let query = (this.client.from as CallableFunction)('module_communications')
+      .select('*', { count: 'exact' })
+      .eq('module', 'events')
+      .eq('entity_id', eventId)
+      .eq('account_id', accountId)
+      .order('created_at', { ascending: false });
+
+    if (opts?.type) query = query.eq('type', opts.type);
+    if (opts?.direction) query = query.eq('direction', opts.direction);
+    if (opts?.search) {
+      const escaped = opts.search.replace(/[%_\\]/g, '\\$&');
+      query = query.or(`subject.ilike.%${escaped}%,body.ilike.%${escaped}%`);
+    }
+
+    const page = opts?.page ?? 1;
+    const pageSize = opts?.pageSize ?? 25;
+    query = query.range((page - 1) * pageSize, page * pageSize - 1);
+
+    const { data, error, count } = await query;
+    if (error) throw error;
+    return { data: data ?? [], total: count ?? 0, page, pageSize };
+  }
+
+  async create(input: CreateCommunicationInput, userId: string) {
+    const { data, error } = await (this.client.from as CallableFunction)(
+      'module_communications',
+    )
+      .insert({
+        account_id: input.accountId,
+        module: 'events',
+        entity_id: input.entityId,
+        type: input.type,
+        direction: input.direction ?? 'internal',
+        subject: input.subject ?? null,
+        body: input.body ?? null,
+        email_to: input.emailTo ?? null,
+        email_cc: input.emailCc ?? null,
+        attachment_paths: input.attachmentPaths ?? null,
+        created_by: userId,
+      })
+      .select(
+        'id, account_id, module, entity_id, type, direction, subject, email_to, created_at, created_by',
+      )
+      .single();
+
+    if (error) throw error;
+    return data;
+  }
+
+  async delete(communicationId: string) {
+    const { error } = await (this.client.from as CallableFunction)(
+      'module_communications',
+    )
+      .delete()
+      .eq('id', communicationId)
+      .eq('module', 'events');
+
+    if (error) throw error;
+  }
+}