import { describe, it, expect } from 'vitest'
import { DatabaseSync } from 'node:sqlite'
import { migrate } from '../../src/main/db/migrate'
import { AiSessionRepository } from '../../src/main/db/repositories/ai-session.repo'
import { WizardWritingService } from '../../src/main/services/wizard-writing.service'
import { AiClientService } from '../../src/main/services/ai-client.service'
import { DEFAULT_AI_CONFIG } from '../../src/shared/types'

const AI_TEST_CONFIG = { ...DEFAULT_AI_CONFIG, timeoutMs: 240_000, maxTokens: 4096 }
const CONTEXT = '林远站在演武场中央，众人目光汇聚，等待入门考核开始。'

describe('WizardWritingService.buildPreview', () => {
  const service = (db: DatabaseSync) =>
    new WizardWritingService(db, new AiClientService(() => AI_TEST_CONFIG))

  it('IT-WIZ-01: buildPreview returns non-empty HTML', async () => {
    const db = new DatabaseSync(':memory:')
    migrate(db)
    const session = new AiSessionRepository(db).create('t', DEFAULT_AI_CONFIG.model)
    const svc = service(db)
    let flow = svc.start(session.id)
    flow = svc.setGoal(flow.id, {
      chapterGoal: '林远通过入门考核，展现天赋震惊众人',
      wordMin: 800,
      wordMax: 1500
    })
    flow = svc.setRhythm(flow.id, 'mixed')
    flow = svc.setPov(flow.id)
    flow = svc.confirmContext(
      flow.id,
      { chapterIds: [], outlineIds: [], settingIds: [], inspirationIds: [] },
      CONTEXT
    )

    const preview = await svc.buildPreview(flow.id, CONTEXT, '林远')
    expect(preview).toMatch(/<p>/)
    expect(preview.replace(/<[^>]+>/g, '').trim().length).toBeGreaterThan(10)
    db.close()
  }, 240_000)
})