api: add first version of export api

apps/api/src/utils/auth.ts

@@ -1,7 +1,8 @@
 import type { RawRequestDefaultExpression } from 'fastify';
 
 import { verifyPassword } from '@openpanel/common';
-import { db } from '@openpanel/db';
+import type { IServiceClient } from '@openpanel/db';
+import { ClientType, db } from '@openpanel/db';
 
 import { logger } from './logger';
 
@@ -89,5 +90,39 @@ export async function validateSdkRequest(
     }
   }
 
+  if (!client.projectId) {
+    throw new Error('No project id found for client');
+  }
+
   return client.projectId;
 }
+
+export async function validateExportRequest(
+  headers: RawRequestDefaultExpression['headers']
+): Promise<IServiceClient> {
+  const clientId = headers['openpanel-client-id'] as string;
+  const clientSecret = (headers['openpanel-client-secret'] as string) || '';
+  const client = await db.client.findUnique({
+    where: {
+      id: clientId,
+    },
+  });
+
+  if (!client) {
+    throw new Error('Export: Invalid client id');
+  }
+
+  if (!client.secret) {
+    throw new Error('Export: Client has no secret');
+  }
+
+  if (client.type === ClientType.write) {
+    throw new Error('Export: Client is not allowed to export');
+  }
+
+  if (!(await verifyPassword(clientSecret, client.secret))) {
+    throw new Error('Export: Invalid client secret');
+  }
+
+  return client;
+}