import { describe, expect, it } from 'vitest'
import {
  OPEN_SETTINGS_EVENT,
  SETTINGS_TAB_ORDER,
  isSettingsTabId,
  openSettings,
  readOpenSettingsTab,
  resolveSettingsTab,
  settingsTabIndex,
} from '../../src/renderer/navigation/settingsTabs'
import type { SettingsTabId } from '../../src/renderer/navigation/settingsTabs'

// 로그인 CTA 가 detail.tab='cloud' 를 보내면 AppLayout 이 그대로 숫자 인덱스 자리에 넣어
// 아무 패널도 없는 빈 설정 창이 열리던 회귀.

function capture(target: EventTarget): () => SettingsTabId | null {
  let received: SettingsTabId | null = null
  target.addEventListener(OPEN_SETTINGS_EVENT, (e) => {
    received = readOpenSettingsTab(e)
  })
  return () => received
}

describe('settingsTabs', () => {
  it('탭 순서는 SettingsModal 의 8개 탭과 같고 cloud 는 6번째(0 기준)다', () => {
    expect(SETTINGS_TAB_ORDER).toEqual(['general', 'audio', 'stt', 'llm', 'input', 'license', 'cloud', 'about'])
    expect(settingsTabIndex('cloud')).toBe(6)
    expect(settingsTabIndex('stt')).toBe(2)
    expect(settingsTabIndex('audio')).toBe(1)
  })

  it('알려진 id 는 그대로, 모르는 값은 general 로 바꾼다', () => {
    expect(resolveSettingsTab('cloud')).toBe('cloud')
    expect(resolveSettingsTab('nope')).toBe('general')
    expect(resolveSettingsTab(undefined)).toBe('general')
    expect(resolveSettingsTab(null)).toBe('general')
    expect(resolveSettingsTab(99)).toBe('general')
    expect(resolveSettingsTab(1.5)).toBe('general')
  })

  it('예전 숫자 인덱스 딥링크도 같은 탭으로 연다', () => {
    expect(resolveSettingsTab(2)).toBe('stt')
    expect(resolveSettingsTab(1)).toBe('audio')
  })

  it('isSettingsTabId 는 문자열 id 만 통과시킨다', () => {
    expect(isSettingsTabId('about')).toBe(true)
    expect(isSettingsTabId(0)).toBe(false)
    expect(isSettingsTabId('Cloud')).toBe(false)
  })

  it("openSettings('cloud') 를 받은 쪽은 cloud 탭을 연다", () => {
    const target = new EventTarget()
    const received = capture(target)
    openSettings('cloud', target)
    expect(received()).toBe('cloud')
  })

  it('탭 없이 열거나 detail 없는 이벤트는 general', () => {
    const target = new EventTarget()
    const received = capture(target)
    openSettings(undefined, target)
    expect(received()).toBe('general')
    target.dispatchEvent(new Event(OPEN_SETTINGS_EVENT))
    expect(received()).toBe('general')
  })

  it("예전 문자열 'cloud' detail 을 보내던 이벤트도 빈 창이 아니라 cloud 로 읽힌다", () => {
    const event = new CustomEvent(OPEN_SETTINGS_EVENT, { detail: { tab: 'cloud' } })
    expect(readOpenSettingsTab(event)).toBe('cloud')
    expect(readOpenSettingsTab(new CustomEvent(OPEN_SETTINGS_EVENT, { detail: { tab: 'bogus' } }))).toBe('general')
  })
})