Initial import of verae-middleware from zapier monorepo

src/store/webhooks.js

@@ -0,0 +1,91 @@
+/**
+ * @fileoverview REST Hook subscription storage.
+ * @module store/webhooks
+ */
+
+import { randomUUID } from 'node:crypto';
+import { getStore, persist } from './db.js';
+import { createDebugger } from '../debug/logger.js';
+
+const log = createDebugger('webhooks');
+
+/**
+ * @typedef {Object} Webhook
+ * @property {string} id
+ * @property {string} tenantId
+ * @property {string} targetUrl
+ * @property {string} event
+ * @property {string} createdAt
+ */
+
+/**
+ * @param {object} params
+ * @param {string} params.tenantId
+ * @param {string} params.targetUrl
+ * @param {string} params.event
+ * @returns {Webhook}
+ */
+export function createWebhook({ tenantId, targetUrl, event }) {
+  /** @type {Webhook} */
+  const hook = {
+    id: randomUUID(),
+    tenantId,
+    targetUrl,
+    event,
+    createdAt: new Date().toISOString(),
+  };
+
+  const store = getStore();
+  store.webhooks.push(hook);
+  persist();
+  log.info('webhook created', { hookId: hook.id, tenantId, event });
+  return hook;
+}
+
+/**
+ * Delete a webhook for a tenant by id and/or targetUrl.
+ *
+ * @param {object} params
+ * @param {string} params.tenantId
+ * @param {string} [params.hookId]
+ * @param {string} [params.targetUrl]
+ * @returns {boolean} True if at least one webhook was removed.
+ */
+export function deleteWebhook({ tenantId, hookId, targetUrl }) {
+  if (!hookId && !targetUrl) return false;
+
+  const store = getStore();
+  const before = store.webhooks.length;
+
+  store.webhooks = store.webhooks.filter((hook) => {
+    if (hook.tenantId !== tenantId) return true;
+    if (hookId && hook.id === hookId) return false;
+    if (!hookId && targetUrl && hook.targetUrl === targetUrl) return false;
+    return true;
+  });
+
+  const removedCount = before - store.webhooks.length;
+  if (removedCount > 0) {
+    persist();
+    log.info('webhook deleted', { tenantId, hookId, removedCount });
+    return true;
+  }
+  return false;
+}
+
+/**
+ * @param {string} tenantId
+ * @param {string} event
+ * @returns {Webhook[]}
+ */
+export function getActiveWebhooks(tenantId, event) {
+  return getStore().webhooks.filter((h) => h.tenantId === tenantId && h.event === event);
+}
+
+/**
+ * @param {string} tenantId
+ * @returns {Webhook[]}
+ */
+export function listWebhooksForTenant(tenantId) {
+  return getStore().webhooks.filter((h) => h.tenantId === tenantId);
+}