src/trx-client/trx-frontend/trx-frontend-http/assets/web/generated/app.js

@@ -1258,7 +1258,7 @@ function applyRigList(activeRigId, rigIds, displayNames) {
   updateRigIdentitySummary(lastActiveRigId);
   window.trxUi?.setActiveRig(lastActiveRigId);
   if (rigListChanged) {
-    if (typeof setSchedulerRig === "function") setSchedulerRig(lastActiveRigId);
+    window.trx.modules.scheduler?.setRig(lastActiveRigId);
     if (typeof setBackgroundDecodeRig === "function") setBackgroundDecodeRig(lastActiveRigId);
     if (typeof bmPopulateScopePicker === "function") bmPopulateScopePicker();
     if (typeof bmFetch === "function") bmFetch(document.getElementById("bm-category-filter")?.value || "");
@@ -3593,7 +3593,7 @@ async function switchRigFromSelect(selectEl) {
     updateRigSubtitle(lastActiveRigId);
     updateRigIdentitySummary(lastActiveRigId);
     window.trxUi?.setActiveRig(lastActiveRigId);
-    if (typeof setSchedulerRig === "function") setSchedulerRig(lastActiveRigId);
+    window.trx.modules.scheduler?.setRig(lastActiveRigId);
     if (typeof setBackgroundDecodeRig === "function") setBackgroundDecodeRig(lastActiveRigId);
     if (typeof bmFetch === "function") bmFetch(document.getElementById("bm-category-filter")?.value || "");
     window.trx.modules.map?.syncAprsReceiverMarker();
@@ -4333,10 +4333,8 @@ async function initializeApp() {
   }
 }
 function initSettingsUI() {
-  if (typeof initScheduler === "function") {
-    initScheduler(lastActiveRigId, authRole);
-    wireSchedulerEvents();
-  }
+  window.trx.modules.scheduler?.initialize(lastActiveRigId, authRole);
+  window.trx.modules.scheduler?.wireEvents();
   if (typeof initBackgroundDecode === "function") {
     initBackgroundDecode(lastActiveRigId, authRole);
     wireBackgroundDecodeEvents();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/generated/plugin-loader.js

@@ -10,7 +10,7 @@ const pluginGroups = {
 };
 const loaded = /* @__PURE__ */ new Set();
 const loading = /* @__PURE__ */ new Map();
-const modulePlugins = /* @__PURE__ */ new Set(["/ft8.js", "/ft4.js", "/ft2.js", "/wspr.js", "/cw.js", "/vdes.js", "/wefax.js", "/background-decode.js", "/ais.js", "/aprs.js", "/hf-aprs.js", "/sat.js", "/sat-scheduler.js", "/vchan.js", "/bookmarks.js"]);
+const modulePlugins = /* @__PURE__ */ new Set(["/ft8.js", "/ft4.js", "/ft2.js", "/wspr.js", "/cw.js", "/vdes.js", "/wefax.js", "/background-decode.js", "/ais.js", "/aprs.js", "/hf-aprs.js", "/sat.js", "/sat-scheduler.js", "/vchan.js", "/bookmarks.js", "/scheduler.js"]);
 function loadLegacyScript(path) {
   return new Promise((resolve, reject) => {
     const script = document.createElement("script");

src/trx-client/trx-frontend/trx-frontend-http/assets/web/generated/sat-scheduler.js

@@ -24,8 +24,9 @@
       centerHz: document.getElementById("scheduler-sat-center-hz")
     };
     let editIdx = null;
+    let eventsWired = false;
     function getBridge() {
-      return satSchedulerWindow.schedulerBridge ?? null;
+      return satSchedulerWindow.trx?.modules?.scheduler ?? null;
     }
     function getConfig() {
       const b = getBridge();
@@ -230,6 +231,8 @@
       if (dom.norad) dom.norad.value = parts[1] || "";
     }
     function wireEvents() {
+      if (eventsWired) return;
+      eventsWired = true;
       if (dom.enabled) {
         const enabledInput = dom.enabled;
         dom.enabled.addEventListener("change", function() {
@@ -255,5 +258,9 @@
       renderPassStatus,
       collectSatelliteConfig
     };
+    if (getBridge()) {
+      wireEvents();
+      renderSection();
+    }
   })();
 })();

src/trx-client/trx-frontend/trx-frontend-http/frontend/build.mjs

@@ -23,7 +23,6 @@ await build({
     "plugin-runtime": path.join(sourceDir, "plugin-runtime.ts"),
     screenshot: path.join(sourceDir, "screenshot.ts"),
     "webgl-renderer": path.join(sourceDir, "webgl-renderer.ts"),
-    scheduler: path.join(sourceDir, "plugins", "scheduler.js"),
   },
   outdir: outputDir,
   bundle: false,
@@ -52,6 +51,7 @@ await build({
     "sat-scheduler": path.join(sourceDir, "plugins", "sat-scheduler.ts"),
     vchan: path.join(sourceDir, "plugins", "vchan.ts"),
     bookmarks: path.join(sourceDir, "plugins", "bookmarks.ts"),
+    scheduler: path.join(sourceDir, "plugins", "scheduler.ts"),
   },
   outdir: outputDir,
   bundle: true,

src/trx-client/trx-frontend/trx-frontend-http/frontend/src/app.js

@@ -1269,7 +1269,7 @@ function applyRigList(activeRigId, rigIds, displayNames) {
   updateRigIdentitySummary(lastActiveRigId);
   window.trxUi?.setActiveRig(lastActiveRigId);
   if (rigListChanged) {
-    if (typeof setSchedulerRig === "function") setSchedulerRig(lastActiveRigId);
+    window.trx.modules.scheduler?.setRig(lastActiveRigId);
     if (typeof setBackgroundDecodeRig === "function") setBackgroundDecodeRig(lastActiveRigId);
     if (typeof bmPopulateScopePicker === "function") bmPopulateScopePicker();
     if (typeof bmFetch === "function") bmFetch(document.getElementById("bm-category-filter")?.value || "");
@@ -3935,7 +3935,7 @@ async function switchRigFromSelect(selectEl) {
     updateRigSubtitle(lastActiveRigId);
     updateRigIdentitySummary(lastActiveRigId);
     window.trxUi?.setActiveRig(lastActiveRigId);
-    if (typeof setSchedulerRig === "function") setSchedulerRig(lastActiveRigId);
+    window.trx.modules.scheduler?.setRig(lastActiveRigId);
     if (typeof setBackgroundDecodeRig === "function") setBackgroundDecodeRig(lastActiveRigId);
     if (typeof bmFetch === "function") bmFetch(document.getElementById("bm-category-filter")?.value || "");
     window.trx.modules.map?.syncAprsReceiverMarker();
@@ -4759,10 +4759,8 @@ async function initializeApp() {
 }
 
 function initSettingsUI() {
-  if (typeof initScheduler === "function") {
-    initScheduler(lastActiveRigId, authRole);
-    wireSchedulerEvents();
-  }
+  window.trx.modules.scheduler?.initialize(lastActiveRigId, authRole);
+  window.trx.modules.scheduler?.wireEvents();
   if (typeof initBackgroundDecode === "function") {
     initBackgroundDecode(lastActiveRigId, authRole);
     wireBackgroundDecodeEvents();

src/trx-client/trx-frontend/trx-frontend-http/frontend/src/plugin-loader.ts

@@ -16,7 +16,7 @@ const pluginGroups: Readonly<Record<PluginGroup, readonly string[]>> = {
 
 const loaded = new Set<string>();
 const loading = new Map<string, Promise<void>>();
-const modulePlugins = new Set(["/ft8.js", "/ft4.js", "/ft2.js", "/wspr.js", "/cw.js", "/vdes.js", "/wefax.js", "/background-decode.js", "/ais.js", "/aprs.js", "/hf-aprs.js", "/sat.js", "/sat-scheduler.js", "/vchan.js", "/bookmarks.js"]);
+const modulePlugins = new Set(["/ft8.js", "/ft4.js", "/ft2.js", "/wspr.js", "/cw.js", "/vdes.js", "/wefax.js", "/background-decode.js", "/ais.js", "/aprs.js", "/hf-aprs.js", "/sat.js", "/sat-scheduler.js", "/vchan.js", "/bookmarks.js", "/scheduler.js"]);
 
 function loadLegacyScript(path: string): Promise<void> {
   return new Promise((resolve, reject) => {

src/trx-client/trx-frontend/trx-frontend-http/frontend/src/plugins/sat-scheduler.ts

@@ -7,13 +7,12 @@ import type {
   SatelliteScheduleConfig,
   SatelliteScheduleEntry,
   SatelliteSchedulerApi,
-  SatelliteSchedulerBridge,
   SatelliteSchedulerStatus,
-  SchedulerConfigWithSatellites,
 } from "./satellite-types";
+import type { SchedulerConfig, SchedulerService } from "./scheduler-types.js";
 
 interface SatelliteSchedulerWindow {
-  schedulerBridge?: SatelliteSchedulerBridge;
+  trx?: { modules?: { scheduler?: SchedulerService } };
   satScheduler?: SatelliteSchedulerApi;
   trxUi?: { notify(message: string, options: { kind: "error" }): void };
 }
@@ -49,15 +48,15 @@ const satSchedulerWindow = window as unknown as SatelliteSchedulerWindow;
 
   // ── Local state ───────────────────────────────────────────────────
   let editIdx: number | null = null;
+  let eventsWired = false;
 
   // ── Scheduler bridge ──────────────────────────────────────────────
-  // These accessors call into scheduler.js via window.schedulerBridge,
-  // which is set up by scheduler.js after it initializes.
-  function getBridge(): SatelliteSchedulerBridge | null {
-    return satSchedulerWindow.schedulerBridge ?? null;
+  // These accessors use the shared typed scheduler service when available.
+  function getBridge(): SchedulerService | null {
+    return satSchedulerWindow.trx?.modules?.scheduler ?? null;
   }
 
-  function getConfig(): SchedulerConfigWithSatellites | null {
+  function getConfig(): SchedulerConfig | null {
     const b = getBridge();
     return b?.getConfig() ?? null;
   }
@@ -309,6 +308,8 @@ const satSchedulerWindow = window as unknown as SatelliteSchedulerWindow;
 
   // ── Wire all events ───────────────────────────────────────────────
   function wireEvents() {
+    if (eventsWired) return;
+    eventsWired = true;
     if (dom.enabled) {
       const enabledInput = dom.enabled;
       dom.enabled.addEventListener("change", function () {
@@ -334,4 +335,8 @@ const satSchedulerWindow = window as unknown as SatelliteSchedulerWindow;
     renderPassStatus:        renderPassStatus,
     collectSatelliteConfig:  collectSatelliteConfig,
   };
+  if (getBridge()) {
+    wireEvents();
+    renderSection();
+  }
 })();

src/trx-client/trx-frontend/trx-frontend-http/frontend/src/plugins/scheduler-types.ts

@@ -0,0 +1,86 @@
+// SPDX-FileCopyrightText: 2026 Stan Grams <sjg@haxx.space>
+//
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+import type { SatelliteScheduleConfig, SatelliteSchedulerApi } from "./satellite-types.js";
+
+export type SchedulerMode = "disabled" | "grayline" | "time_span";
+
+export interface SchedulerBookmark {
+  id: string;
+  name: string;
+  freq_hz: number;
+  mode: string;
+}
+
+export interface GraylineConfig {
+  lat: number;
+  lon: number;
+  transition_window_min: number;
+  day_bookmark_id: string | null;
+  night_bookmark_id: string | null;
+  dawn_bookmark_id: string | null;
+  dusk_bookmark_id: string | null;
+}
+
+export interface ScheduleEntry {
+  id?: string;
+  start_min: number;
+  end_min: number;
+  bookmark_id: string;
+  label: string | null;
+  interleave_min: number | null;
+  center_hz: number | null;
+  bookmark_ids: string[];
+  record: boolean;
+  exclusive?: boolean;
+}
+
+export interface SchedulerConfig {
+  remote: string | null;
+  mode: SchedulerMode;
+  grayline: GraylineConfig | null;
+  entries: ScheduleEntry[];
+  interleave_min?: number | null;
+  satellites?: SatelliteScheduleConfig | null;
+}
+
+export interface SchedulerStatus {
+  active: boolean;
+  last_entry_id?: string | null;
+  last_bookmark_id?: string | null;
+  last_bookmark_name?: string | null;
+  last_applied_utc?: number | null;
+  last_center_hz?: number | null;
+  last_bookmark_ids?: string[];
+  active_satellite?: string | null;
+  freq_hz?: number | null;
+  mode?: string | null;
+  active_decoders?: string[];
+}
+
+export interface SchedulerService {
+  initialize(rigId: string | null, role: string | null): void;
+  destroy(): void;
+  setRig(rigId: string | null): void;
+  wireEvents(): void;
+  getConfig(): SchedulerConfig | null;
+  getStatus(): SchedulerStatus | null;
+  getBookmarks(): SchedulerBookmark[];
+  markDirty(): void;
+}
+
+export interface SchedulerWindow extends Window {
+  trx: { modules: { scheduler?: SchedulerService } };
+  trxUi: {
+    confirm(options: { title: string; message: string; confirmLabel: string; danger?: boolean }): Promise<boolean>;
+    notify?(message: string, options: { kind: "error" }): void;
+  };
+  authRole?: string | null;
+  lastActiveRigId?: string | null;
+  serverLat?: number | null;
+  serverLon?: number | null;
+  vchanTakeSchedulerControl?(): Promise<void>;
+  vchanToggleSchedulerRelease?(): Promise<unknown>;
+  satScheduler?: SatelliteSchedulerApi;
+}

src/trx-client/trx-frontend/trx-frontend-http/frontend/tests/scheduler.test.mjs

@@ -0,0 +1,43 @@
+// SPDX-FileCopyrightText: 2026 Stan Grams <sjg@haxx.space>
+//
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+import assert from "node:assert/strict";
+import { readFile } from "node:fs/promises";
+import test from "node:test";
+import vm from "node:vm";
+
+test("scheduler registers a typed module service without lifecycle globals", async () => {
+  const window = { trx: { modules: {} }, trxUi: { confirm: async () => true } };
+  const context = vm.createContext({
+    window,
+    document: {
+      activeElement: null,
+      addEventListener() {},
+      getElementById: () => null,
+      querySelector: () => null,
+    },
+    localStorage: { getItem: () => null, setItem() {} },
+    setInterval: () => 1,
+    clearInterval() {},
+    setTimeout: () => 1,
+    HTMLElement: class HTMLElement {},
+    Element: class Element {},
+    Date,
+    Number,
+    String,
+    Array,
+    Promise,
+    WeakSet,
+    console,
+  });
+  const source = await readFile(new URL("../../assets/web/generated/scheduler.js", import.meta.url), "utf8");
+  new vm.Script(source).runInContext(context);
+
+  const service = window.trx.modules.scheduler;
+  assert.equal(typeof service.initialize, "function");
+  assert.equal(typeof service.setRig, "function");
+  assert.equal(typeof service.getConfig, "function");
+  assert.equal(window.initScheduler, undefined);
+  assert.equal(window.schedulerBridge, undefined);
+});