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import { useQuery } from '@tanstack/vue-query';
import api from '@/store/api';
/**
* Redfish ServiceRoot response interface
*/
export interface ServiceRoot {
'@odata.id': string;
'@odata.type': string;
Id: string;
Name: string;
RedfishVersion: string;
UUID?: string;
Systems?: { '@odata.id': string };
Chassis?: { '@odata.id': string };
Managers?: { '@odata.id': string };
SessionService?: { '@odata.id': string };
AccountService?: { '@odata.id': string };
EventService?: { '@odata.id': string };
UpdateService?: { '@odata.id': string };
ProtocolFeaturesSupported?: {
ExpandQuery?: {
ExpandAll?: boolean;
Levels?: boolean;
Links?: boolean;
MaxLevels?: number;
NoLinks?: boolean;
};
FilterQuery?: boolean;
SelectQuery?: boolean;
OnlyMemberQuery?: boolean;
};
}
/**
* Fetches the Redfish ServiceRoot
* @returns {Promise<ServiceRoot>}
*/
async function fetchServiceRoot(): Promise<ServiceRoot> {
const { data } = await api.get('/redfish/v1/');
return data;
}
/**
* TanStack Query hook for fetching and caching Redfish ServiceRoot
*
* @returns {Object} TanStack Query result
* @property {ServiceRoot} data - ServiceRoot data
* @property {boolean} isLoading - Loading state
* @property {boolean} isError - Error state
* @property {Error} error - Error object
*/
export function useRedfishRoot() {
return useQuery({
queryKey: ['redfish', 'serviceRoot'],
queryFn: fetchServiceRoot,
staleTime: Infinity, // ServiceRoot rarely changes, cache indefinitely
gcTime: Infinity, // Keep in cache indefinitely (formerly cacheTime in v4)
retry: 3,
retryDelay: (attemptIndex) => Math.min(1000 * 2 ** attemptIndex, 30000),
});
}
/**
* Helper to check if OData $expand is supported
* @param {ServiceRoot} serviceRoot - ServiceRoot data
* @returns {boolean}
*/
export function supportsExpandQuery(
serviceRoot: ServiceRoot | undefined,
): boolean {
if (!serviceRoot) return false;
const maxLevels =
serviceRoot.ProtocolFeaturesSupported?.ExpandQuery?.MaxLevels;
return typeof maxLevels === 'number' && maxLevels > 0;
}
/**
* Helper to check if OData $select is supported
* @param {ServiceRoot} serviceRoot - ServiceRoot data
* @returns {boolean}
*/
export function supportsSelectQuery(
serviceRoot: ServiceRoot | undefined,
): boolean {
if (!serviceRoot) return false;
return serviceRoot.ProtocolFeaturesSupported?.SelectQuery === true;
}
/**
* Helper to check if OData $filter is supported
* @param {ServiceRoot} serviceRoot - ServiceRoot data
* @returns {boolean}
*/
export function supportsFilterQuery(
serviceRoot: ServiceRoot | undefined,
): boolean {
if (!serviceRoot) return false;
return serviceRoot.ProtocolFeaturesSupported?.FilterQuery === true;
}
/**
* Helper to get max expand levels supported
* @param {ServiceRoot} serviceRoot - ServiceRoot data
* @returns {number} Max levels (0 if not supported)
*/
export function getMaxExpandLevels(
serviceRoot: ServiceRoot | undefined,
): number {
if (!serviceRoot) return 0;
return serviceRoot.ProtocolFeaturesSupported?.ExpandQuery?.MaxLevels || 0;
}
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