/**
 * KnowledgeMapper — maps Qdrant API responses to KnowledgeEntry domain entities.
 *
 * @layer Application
 *
 * (c) 2026 TWWIM UG. All rights reserved. (www.twwim.com)
 */

import { KnowledgeEntry } from '@/domain/entities/KnowledgeEntry';
import type { KnowledgePoint, KnowledgeScrollResult } from '@/infrastructure/http/api/knowledge';

export interface KnowledgeListResult {
  readonly entries: readonly KnowledgeEntry[];
  readonly nextPageOffset: string | null;
  readonly total: number;
}

export class KnowledgeMapper {
  static toDomain(point: KnowledgePoint): KnowledgeEntry {
    return KnowledgeEntry.fromPayload(point.id, point.payload);
  }

  static toDomainList(result: KnowledgeScrollResult): KnowledgeListResult {
    return {
      entries: result.points.map((p) => KnowledgeEntry.fromPayload(p.id, p.payload)),
      nextPageOffset: result.nextPageOffset,
      total: result.total,
    };
  }
}