From db903f560841009358e464ae00f754cd3fca9dfd Mon Sep 17 00:00:00 2001
From: Koushik Dutta <koushd@gmail.com>
Date: Fri, 7 Jan 2022 11:30:37 -0800
Subject: [PATCH] core: reduce memory pressure on startup from typescript
 import

---
 common/src/scrypted-eval.ts            | 7 +++++--
 plugins/core/package-lock.json         | 4 ++--
 plugins/core/package.json              | 2 +-
 plugins/core/src/aggregate.ts          | 4 +++-
 plugins/core/src/builtins/scheduler.ts | 1 +
 5 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/common/src/scrypted-eval.ts b/common/src/scrypted-eval.ts
index 9a7638c55..142383320 100644
--- a/common/src/scrypted-eval.ts
+++ b/common/src/scrypted-eval.ts
@@ -1,10 +1,13 @@
-import ts, { ScriptTarget } from "typescript";
+import type { TranspileOptions } from "typescript";
 import sdk, { ScryptedDeviceBase, ScryptedInterface, ScryptedDeviceType } from "@scrypted/sdk";
 import vm from "vm";
 
 const { systemManager, deviceManager, mediaManager, endpointManager } = sdk;
 
-function tsCompile(source: string, options: ts.TranspileOptions = null): string {
+function tsCompile(source: string, options: TranspileOptions = null): string {
+    const ts = require("typescript");
+    const { ScriptTarget } = ts;
+
     // Default options -- you could also perform a merge, or use the project tsconfig.json
     if (null === options) {
         options = {
diff --git a/plugins/core/package-lock.json b/plugins/core/package-lock.json
index 13a1fa3a0..7ce0d51f8 100644
--- a/plugins/core/package-lock.json
+++ b/plugins/core/package-lock.json
@@ -1,12 +1,12 @@
 {
    "name": "@scrypted/core",
-   "version": "0.0.167",
+   "version": "0.0.168",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/core",
-         "version": "0.0.167",
+         "version": "0.0.168",
          "license": "Apache-2.0",
          "dependencies": {
             "@koush/wrtc": "^0.5.0",
diff --git a/plugins/core/package.json b/plugins/core/package.json
index df9c1953a..a743ec351 100644
--- a/plugins/core/package.json
+++ b/plugins/core/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@scrypted/core",
-   "version": "0.0.167",
+   "version": "0.0.168",
    "description": "Scrypted Core plugin. Provides the UI, websocket, and engine.io APIs.",
    "author": "Scrypted",
    "license": "Apache-2.0",
diff --git a/plugins/core/src/aggregate.ts b/plugins/core/src/aggregate.ts
index c62bc5bdf..a19d1e026 100644
--- a/plugins/core/src/aggregate.ts
+++ b/plugins/core/src/aggregate.ts
@@ -39,8 +39,10 @@ aggregators.set(ScryptedInterface.Lock,
     values => values.reduce((prev, cur) => cur === LockState.Unlocked ? cur : prev, LockState.Locked));
 
 
+type AggregateCameraParsers = "mpegts";
+
 function createVideoCamera(devices: VideoCamera[], console: Console): VideoCamera {
-    let sessionPromise: Promise<FFMpegRebroadcastSession>
+    let sessionPromise: Promise<FFMpegRebroadcastSession<AggregateCameraParsers>>
 
     async function getVideoStreamWrapped(options: MediaStreamOptions) {
         if (sessionPromise) {
diff --git a/plugins/core/src/builtins/scheduler.ts b/plugins/core/src/builtins/scheduler.ts
index a0b172ac2..685b74203 100644
--- a/plugins/core/src/builtins/scheduler.ts
+++ b/plugins/core/src/builtins/scheduler.ts
@@ -53,6 +53,7 @@ export class Scheduler {
             async setName() { },
             async setType() { },
             async setRoom() { },
+            async probe() { return true },
             listen(event: EventListenerOptions, callback, source?: ScryptedDeviceBase) {
                 function reschedule(): Date {
                     const now = Date.now();