feat(system): path to upgrade standalone to BE [EE-4071] (#8095)

app/react/sidebar/UpgradeBEBanner/UpgradeDialog.tsx

@@ -0,0 +1,41 @@
+import { useState } from 'react';
+
+import { useUser } from '@/react/hooks/useUser';
+
+import { UploadLicenseDialog } from './UploadLicenseDialog';
+import { LoadingDialog } from './LoadingDialog';
+import { NonAdminUpgradeDialog } from './NonAdminUpgradeDialog';
+
+type Step = 'uploadLicense' | 'loading' | 'getLicense';
+
+export function UpgradeDialog({ onDismiss }: { onDismiss: () => void }) {
+  const { isAdmin } = useUser();
+  const [currentStep, setCurrentStep] = useState<Step>('uploadLicense');
+
+  const component = getDialog();
+
+  return component;
+
+  function getDialog() {
+    if (!isAdmin) {
+      return <NonAdminUpgradeDialog onDismiss={onDismiss} />;
+    }
+
+    switch (currentStep) {
+      case 'getLicense':
+        throw new Error('Not implemented');
+      // return <GetLicense setCurrentStep={setCurrentStep} />;
+      case 'uploadLicense':
+        return (
+          <UploadLicenseDialog
+            goToLoading={() => setCurrentStep('loading')}
+            onDismiss={onDismiss}
+          />
+        );
+      case 'loading':
+        return <LoadingDialog />;
+      default:
+        throw new Error('step type not found');
+    }
+  }
+}