import { describe, it, expect, beforeEach, afterEach } from 'vitest'
import { mkdtempSync, rmSync } from 'fs'
import { join } from 'path'
import { tmpdir } from 'os'
import { GlobalSettingsService } from '../../src/main/services/global-settings'

let dir: string
let svc: GlobalSettingsService

beforeEach(() => {
  dir = mkdtempSync(join(tmpdir(), 'bilin-settings-'))
  svc = new GlobalSettingsService(dir)
})

afterEach(() => {
  rmSync(dir, { recursive: true, force: true })
})

describe('GlobalSettingsService', () => {
  it('returns defaults when file missing', () => {
    const s = svc.get()
    expect(s.onboardingCompleted).toBe(false)
    expect(s.theme).toBe('default')
    expect(s.language).toBe('zh-CN')
  })

  it('persists penName update', () => {
    svc.update({ penName: '山海' })
    const s2 = new GlobalSettingsService(dir)
    expect(s2.get().penName).toBe('山海')
  })
})