refactor: extract app-ready startup orchestration service

src/core/services/app-ready-runtime-service.test.ts

@@ -0,0 +1,57 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import { AppReadyRuntimeDeps, runAppReadyRuntimeService } from "./app-ready-runtime-service";
+
+function makeDeps(overrides: Partial<AppReadyRuntimeDeps> = {}) {
+  const calls: string[] = [];
+  const deps: AppReadyRuntimeDeps = {
+    loadSubtitlePosition: () => calls.push("loadSubtitlePosition"),
+    resolveKeybindings: () => calls.push("resolveKeybindings"),
+    createMpvClient: () => calls.push("createMpvClient"),
+    reloadConfig: () => calls.push("reloadConfig"),
+    getResolvedConfig: () => ({ websocket: { enabled: "auto" }, secondarySub: {} }),
+    getConfigWarnings: () => [],
+    logConfigWarning: () => calls.push("logConfigWarning"),
+    initRuntimeOptionsManager: () => calls.push("initRuntimeOptionsManager"),
+    setSecondarySubMode: (mode) => calls.push(`setSecondarySubMode:${mode}`),
+    defaultSecondarySubMode: "hover",
+    defaultWebsocketPort: 9001,
+    hasMpvWebsocketPlugin: () => true,
+    startSubtitleWebsocket: (port) => calls.push(`startSubtitleWebsocket:${port}`),
+    log: (message) => calls.push(`log:${message}`),
+    createMecabTokenizerAndCheck: async () => {
+      calls.push("createMecabTokenizerAndCheck");
+    },
+    createSubtitleTimingTracker: () => calls.push("createSubtitleTimingTracker"),
+    loadYomitanExtension: async () => {
+      calls.push("loadYomitanExtension");
+    },
+    texthookerOnlyMode: false,
+    shouldAutoInitializeOverlayRuntimeFromConfig: () => true,
+    initializeOverlayRuntime: () => calls.push("initializeOverlayRuntime"),
+    handleInitialArgs: () => calls.push("handleInitialArgs"),
+    ...overrides,
+  };
+  return { deps, calls };
+}
+
+test("runAppReadyRuntimeService starts websocket in auto mode when plugin missing", async () => {
+  const { deps, calls } = makeDeps({
+    hasMpvWebsocketPlugin: () => false,
+  });
+  await runAppReadyRuntimeService(deps);
+  assert.ok(calls.includes("startSubtitleWebsocket:9001"));
+  assert.ok(calls.includes("initializeOverlayRuntime"));
+});
+
+test("runAppReadyRuntimeService logs defer message when overlay not auto-started", async () => {
+  const { deps, calls } = makeDeps({
+    shouldAutoInitializeOverlayRuntimeFromConfig: () => false,
+  });
+  await runAppReadyRuntimeService(deps);
+  assert.ok(
+    calls.includes(
+      "log:Overlay runtime deferred: waiting for explicit overlay command.",
+    ),
+  );
+});