/**
 * In-Memory FieldSession Repository
 *
 * Adapter: Implements FieldSessionRepository using a Map.
 * Purpose: Testing, development, CI/CD pipelines.
 * NOT for production.
 *
 * ADR-006: In-memory adapters for testing
 * - Fast, isolated, no external dependencies
 * - Reset between tests
 * - Never used in production
 */

import {
  FieldSession,
  SessionId,
} from '@landvex/domain';
import { FieldSessionRepository } from '../repositories/repository-interfaces';

export class InMemoryFieldSessionRepository implements FieldSessionRepository {
  private sessions = new Map<string, FieldSession>();

  async save(session: FieldSession): Promise<void> {
    this.sessions.set(session.id, session);
  }

  async findById(id: SessionId): Promise<FieldSession | null> {
    return this.sessions.get(id) ?? null;
  }

  async findActive(): Promise<FieldSession[]> {
    return Array.from(this.sessions.values())
      .filter(s => s.status === 'planned' || s.status === 'active');
  }

  async findByDateRange(start: Date, end: Date): Promise<FieldSession[]> {
    return Array.from(this.sessions.values())
      .filter(s => s.date >= start && s.date <= end);
  }

  /** Reset for testing */
  clear(): void {
    this.sessions.clear();
  }

  /** Count for assertions */
  count(): number {
    return this.sessions.size;
  }
}