cleanup

frontend/src/hooks/documents/useTenantManager.js

@@ -0,0 +1,104 @@
+import { useCallback } from 'react';
+
+const useTenantManager = ({
+  apiClient,
+  appDispatch,
+  currentTenantId,
+  resetWorkspaceState,
+  setStatusMessage,
+  notifyApiError,
+  setLoading,
+  refreshTags,
+  refreshCorrespondents,
+  loadFolder,
+  handleDocumentsViewModeChange,
+  navigate,
+  tokenRef,
+  tenantIdRef,
+}) => {
+  const handleTenantSelect = useCallback(
+    async (tenantOption, { refreshOnly = false } = {}) => {
+      const requestedTenantId = tenantOption?.id ?? null;
+      if (!refreshOnly && (!requestedTenantId || requestedTenantId === currentTenantId)) {
+        return;
+      }
+
+      setLoading(true);
+      try {
+        if (!refreshOnly) {
+          setStatusMessage('Switching tenant…', 'info');
+        }
+
+        if (refreshOnly) {
+          const { data } = await apiClient.get('/auth/tenants');
+          appDispatch({
+            type: 'SET_TENANTS',
+            tenants: Array.isArray(data?.tenants) ? data.tenants : [],
+          });
+          return;
+        }
+
+        const { data } = await apiClient.post('/auth/select-tenant', {
+          tenant_id: requestedTenantId,
+        });
+        if (!data?.access_token) {
+          throw new Error('Missing access token in tenant switch response.');
+        }
+
+        appDispatch({ type: 'LOGOUT' });
+        resetWorkspaceState();
+
+        appDispatch({
+          type: 'LOGIN_SUCCESS',
+          token: data.access_token,
+          tenant: data.tenant || null,
+        });
+
+        apiClient.defaults.headers.common.Authorization = `Bearer ${data.access_token}`;
+        if (tokenRef) {
+          tokenRef.current = data.access_token;
+        }
+        if (tenantIdRef) {
+          tenantIdRef.current = data?.tenant?.id ?? null;
+        }
+
+        if (Array.isArray(data?.tenants)) {
+          appDispatch({ type: 'SET_TENANTS', tenants: data.tenants });
+        }
+
+        handleDocumentsViewModeChange('list');
+        navigate('/documents', { replace: true });
+
+        await Promise.all([refreshTags(), refreshCorrespondents()]);
+        await loadFolder('root', { showLoading: false, preserveSearch: false });
+
+        const tenantLabel = data?.tenant?.name || data?.tenant?.id || 'tenant';
+        setStatusMessage(`Switched to ${tenantLabel}.`, 'info');
+      } catch (error) {
+        notifyApiError(error, 'Failed to switch tenant.');
+      } finally {
+        setLoading(false);
+      }
+    },
+    [
+      apiClient,
+      appDispatch,
+      currentTenantId,
+      handleDocumentsViewModeChange,
+      loadFolder,
+      navigate,
+      notifyApiError,
+      refreshCorrespondents,
+      refreshTags,
+      resetWorkspaceState,
+      setLoading,
+      setStatusMessage,
+      tenantIdRef,
+      tokenRef,
+    ],
+  );
+
+  return { handleTenantSelect };
+};
+
+export default useTenantManager;