/**
 * Result of analyzing prototypes to extract ID range.
 *
 * Used by {@link ProtopediaInMemoryRepository.analyzePrototypes} to return
 * the minimum and maximum prototype IDs from the current snapshot.
 *
 * @example
 * ```typescript
 * const { min, max } = await repo.analyzePrototypes();
 * if (min !== null && max !== null) {
 *   console.log(`Prototype ID range: ${min} - ${max}`);
 * }
 * ```
 */
export type PrototypeAnalysisResult = {
    /** Minimum prototype ID, or null if no prototypes exist in snapshot. */
    readonly min: number | null;
    /** Maximum prototype ID, or null if no prototypes exist in snapshot. */
    readonly max: number | null;
};
/**
 * Numeric field statistics.
 *
 * @example
 * ```typescript
 * const stats: NumericStats = { total: 15000, avg: 15, min: 0, max: 500 };
 * ```
 */
export type NumericStats = {
    /** Sum of all values */
    readonly total: number;
    /** Average (mean) value */
    readonly avg: number;
    /** Minimum value */
    readonly min: number;
    /** Maximum value */
    readonly max: number;
};
/**
 * Tag or label with its occurrence count.
 *
 * @example
 * ```typescript
 * const tag: TagCount = { name: 'Arduino', count: 150 };
 * ```
 */
export type TagCount = {
    /** Tag name */
    readonly name: string;
    /** Number of occurrences */
    readonly count: number;
};
/**
 * Extended statistics from analyzing prototypes in the snapshot.
 *
 * All statistics are based on the current snapshot data only.
 * Does not represent 全 ProtoPedia data.
 *
 * @example
 * ```typescript
 * const stats = await repo.analyzePrototypesExtended();
 * console.log(`Total prototypes: ${stats.count}`);
 * console.log(`Unique tags: ${stats.uniqueTags}`);
 * console.log(`Top tag: ${stats.topTags[0]?.name} (${stats.topTags[0]?.count})`);
 * console.log(`Avg views: ${stats.viewCount.avg}`);
 * ```
 */
export type ExtendedAnalysisResult = {
    /** Total number of prototypes in snapshot */
    readonly count: number;
    /** ID range (same as PrototypeAnalysisResult) */
    readonly idRange: {
        readonly min: number | null;
        readonly max: number | null;
    };
    /** Number of unique tags across all prototypes */
    readonly uniqueTags: number;
    /** Number of unique users across all prototypes */
    readonly uniqueUsers: number;
    /** Top 10 most frequent tags */
    readonly topTags: readonly TagCount[];
    /** View count statistics */
    readonly viewCount: NumericStats;
    /** Good (like) count statistics */
    readonly goodCount: NumericStats;
    /** Comment count statistics */
    readonly commentCount: NumericStats;
};
//# sourceMappingURL=analysis.types.d.ts.map