frontend-svelte/src/shared/api/queryKeys.ts

/**
 * Stable query key factory for font-related queries.
 * Ensures consistent serialization for batch requests by sorting IDs.
 */
export const fontKeys = {
    /**
     * Base key for all font queries
     */
    all: ['fonts'] as const,

    /**
     * Keys for font list queries
     */
    lists: () => [...fontKeys.all, 'list'] as const,
    /**
     * Specific font list key with filter parameters
     */
    list: (params: object) => [...fontKeys.lists(), params] as const,

    /**
     * Keys for font batch queries
     */
    batches: () => [...fontKeys.all, 'batch'] as const,
    /**
     * Specific batch key, sorted for stability
     */
    batch: (ids: string[]) => [...fontKeys.batches(), [...ids].sort()] as const,

    /**
     * Keys for font detail queries
     */
    details: () => [...fontKeys.all, 'detail'] as const,
    /**
     * Specific font detail key by ID
     */
    detail: (id: string) => [...fontKeys.details(), id] as const,
} as const;