initial implementation for password saving (#132)

* initial implementation for password saving

* support restoring password in interceptor

* Fix modal overflow and position styles

* warn about 429, better error handling

---------

Co-authored-by: jeffvli <jeffvictorli@gmail.com>
Co-authored-by: Jeff <42182408+jeffvli@users.noreply.github.com>

src/main/features/core/settings/index.ts

@@ -1,4 +1,4 @@
-import { ipcMain } from 'electron';
+import { ipcMain, safeStorage } from 'electron';
 import Store from 'electron-store';
 
 export const store = new Store();
@@ -10,3 +10,41 @@ ipcMain.handle('settings-get', (_event, data: { property: string }) => {
 ipcMain.on('settings-set', (__event, data: { property: string; value: any }) => {
   store.set(`${data.property}`, data.value);
 });
+
+ipcMain.handle('password-get', (_event, server: string): string | null => {
+  if (safeStorage.isEncryptionAvailable()) {
+    const servers = store.get('server') as Record<string, string> | undefined;
+
+    if (!servers) {
+      return null;
+    }
+
+    const encrypted = servers[server];
+    if (!encrypted) return null;
+
+    const decrypted = safeStorage.decryptString(Buffer.from(encrypted, 'hex'));
+    return decrypted;
+  }
+
+  return null;
+});
+
+ipcMain.on('password-remove', (_event, server: string) => {
+  const passwords = store.get('server', {}) as Record<string, string>;
+  if (server in passwords) {
+    delete passwords[server];
+  }
+  store.set({ server: passwords });
+});
+
+ipcMain.handle('password-set', (_event, password: string, server: string) => {
+  if (safeStorage.isEncryptionAvailable()) {
+    const encrypted = safeStorage.encryptString(password);
+    const passwords = store.get('server', {}) as Record<string, string>;
+    passwords[server] = encrypted.toString('hex');
+    store.set({ server: passwords });
+
+    return true;
+  }
+  return false;
+});