refactor: extract overlay visibility and ipc helper services

src/core/services/yomitan-settings-service.ts

@@ -0,0 +1,97 @@
+import { BrowserWindow, Extension, session } from "electron";
+
+export function openYomitanSettingsWindow(options: {
+  yomitanExt: Extension | null;
+  getExistingWindow: () => BrowserWindow | null;
+  setWindow: (window: BrowserWindow | null) => void;
+}): void {
+  console.log("openYomitanSettings called");
+
+  if (!options.yomitanExt) {
+    console.error(
+      "Yomitan extension not loaded - yomitanExt is:",
+      options.yomitanExt,
+    );
+    console.error(
+      "This may be due to Manifest V3 service worker issues with Electron",
+    );
+    return;
+  }
+
+  const existingWindow = options.getExistingWindow();
+  if (existingWindow && !existingWindow.isDestroyed()) {
+    console.log("Settings window already exists, focusing");
+    existingWindow.focus();
+    return;
+  }
+
+  console.log("Creating new settings window for extension:", options.yomitanExt.id);
+
+  const settingsWindow = new BrowserWindow({
+    width: 1200,
+    height: 800,
+    show: false,
+    webPreferences: {
+      contextIsolation: true,
+      nodeIntegration: false,
+      session: session.defaultSession,
+    },
+  });
+  options.setWindow(settingsWindow);
+
+  const settingsUrl = `chrome-extension://${options.yomitanExt.id}/settings.html`;
+  console.log("Loading settings URL:", settingsUrl);
+
+  let loadAttempts = 0;
+  const maxAttempts = 3;
+
+  const attemptLoad = (): void => {
+    settingsWindow
+      .loadURL(settingsUrl)
+      .then(() => {
+        console.log("Settings URL loaded successfully");
+      })
+      .catch((err: Error) => {
+        console.error("Failed to load settings URL:", err);
+        loadAttempts++;
+        if (loadAttempts < maxAttempts && !settingsWindow.isDestroyed()) {
+          console.log(
+            `Retrying in 500ms (attempt ${loadAttempts + 1}/${maxAttempts})`,
+          );
+          setTimeout(attemptLoad, 500);
+        }
+      });
+  };
+
+  attemptLoad();
+
+  settingsWindow.webContents.on(
+    "did-fail-load",
+    (_event, errorCode, errorDescription) => {
+      console.error(
+        "Settings page failed to load:",
+        errorCode,
+        errorDescription,
+      );
+    },
+  );
+
+  settingsWindow.webContents.on("did-finish-load", () => {
+    console.log("Settings page loaded successfully");
+  });
+
+  setTimeout(() => {
+    if (!settingsWindow.isDestroyed()) {
+      settingsWindow.setSize(
+        settingsWindow.getSize()[0],
+        settingsWindow.getSize()[1],
+      );
+      settingsWindow.webContents.invalidate();
+      settingsWindow.show();
+    }
+  }, 500);
+
+  settingsWindow.on("closed", () => {
+    options.setWindow(null);
+  });
+}