import { describe, test, expect, beforeEach, afterEach } from 'bun:test';
import { Database } from 'bun:sqlite';
import { initializeDatabase } from '../../../src/db';
import { CommandService } from '../../../src/services/command';
import { TaskService } from '../../../src/tasks/service';

let memDb: Database;
const testContextBase = {
  sender: '1234567890',
  groupId: 'test-group@g.us',
  mentions: [] as string[],
};

beforeEach(() => {
  memDb = new Database(':memory:');
  initializeDatabase(memDb);
  (CommandService as any).dbInstance = memDb;
  (TaskService as any).dbInstance = memDb;
});

afterEach(() => {
  try { memDb.close(); } catch {}
});

describe('CommandService', () => {
  test('should ignore non-tarea commands', async () => {
    const responses = await CommandService.handle({
      ...testContextBase,
      message: '/othercommand'
    });
    expect(responses).toEqual([]);
  });

  test('should handle tarea nueva: crea y responde con id y descripción', async () => {
    const responses = await CommandService.handle({
      ...testContextBase,
      message: '/tarea nueva Test task'
    });

    expect(responses.length).toBe(1);
    expect(responses[0].recipient).toBe('1234567890');
    expect(responses[0].message).toMatch(/^✅ Tarea \d+ creada: "Test task"/);
  });

  test('should return error response on failure', async () => {
    // Forzar error temporalmente
    const original = TaskService.createTask;
    (TaskService as any).createTask = () => { throw new Error('forced'); };

    const responses = await CommandService.handle({
      ...testContextBase,
      message: '/tarea nueva Test task'
    });

    expect(responses.length).toBe(1);
    expect(responses[0].recipient).toBe('1234567890');
    expect(responses[0].message).toBe('Error processing command');

    // Restaurar
    (TaskService as any).createTask = original;
  });
});