import { test, expect } from '@playwright/test';
import { _electron as electron } from 'playwright';
import { promises as fs } from 'node:fs';
import nodePath from 'node:path';
import os from 'node:os';

const MAIN_JS = nodePath.join(process.cwd(), 'dist-electron/main/index.js');

async function launch(userData: string) {
  const app = await electron.launch({ args: ['--user-data-dir=' + userData, MAIN_JS] });
  const page = await app.firstWindow();
  await page.waitForLoadState('domcontentloaded');
  const invoke = (ch: string, args: any) => page.evaluate(({ ch, args }) => (globalThis as any).dsh.invoke(ch, args), { ch, args });
  return { app, page, invoke };
}

async function newDoc(a: { page: any; invoke: any }, title: string) {
  await a.page.getByRole('button', { name: /新建文档/ }).click();
  await a.page.getByPlaceholder(/输入文档标题/).fill(title);
  await a.page.getByPlaceholder(/输入文档标题/).press('Enter');
  await expect(a.page.getByTestId('tabbar').getByText(title, { exact: true })).toBeVisible({ timeout: 10000 });
}

// FR-T6/W6：标签栏可隐藏/显示
test('FR-T6/W6：标签栏可隐藏/显示', async () => {
  const tmp = await fs.mkdtemp(nodePath.join(os.tmpdir(), 'hn-t6-'));
  const ud = nodePath.join(tmp, 'ud'); const v = nodePath.join(tmp, 'v');
  await fs.mkdir(ud, { recursive: true }); await fs.mkdir(v, { recursive: true });
  const a = await launch(ud);
  await a.invoke('vault:switch', { root: v });
  await newDoc(a, 'T6doc');
  // 标签栏应可见
  await expect(a.page.getByTestId('tabbar')).toBeVisible();
  // 点击切换按钮隐藏
  await a.page.getByTestId('tabbar-toggle').click();
  await a.page.waitForTimeout(300);
  // 标签栏应隐藏
  await expect(a.page.getByTestId('tabbar')).toHaveCount(0, { timeout: 3000 });
  // 再点显示
  await a.page.getByTestId('tabbar-toggle').click();
  await a.page.waitForTimeout(300);
  await expect(a.page.getByTestId('tabbar')).toBeVisible();
  await a.app.close();
});

// FR-W7：极简模式隐藏标签栏
test('FR-W7：极简模式隐藏标签栏', async () => {
  const tmp = await fs.mkdtemp(nodePath.join(os.tmpdir(), 'hn-w7-'));
  const ud = nodePath.join(tmp, 'ud'); const v = nodePath.join(tmp, 'v');
  await fs.mkdir(ud, { recursive: true }); await fs.mkdir(v, { recursive: true });
  const a = await launch(ud);
  await a.invoke('vault:switch', { root: v });
  await newDoc(a, 'W7doc');
  await expect(a.page.getByTestId('tabbar')).toBeVisible();
  // 点击极简模式
  await a.page.getByTitle('极简模式').click();
  await a.page.waitForTimeout(300);
  // 标签栏应隐藏
  await expect(a.page.getByTestId('tabbar')).toHaveCount(0, { timeout: 3000 });
  // 退出极简
  await a.page.getByTitle('极简模式').click();
  await a.page.waitForTimeout(300);
  await expect(a.page.getByTestId('tabbar')).toBeVisible();
  await a.app.close();
});

// FR-W2：最大化按钮图标随状态切换
test('FR-W2：最大化按钮图标切换', async () => {
  const tmp = await fs.mkdtemp(nodePath.join(os.tmpdir(), 'hn-w2-'));
  const ud = nodePath.join(tmp, 'ud'); const v = nodePath.join(tmp, 'v');
  await fs.mkdir(ud, { recursive: true }); await fs.mkdir(v, { recursive: true });
  const a = await launch(ud);
  await a.invoke('vault:switch', { root: v });
  const maxBtn = a.page.getByTestId('maximize-btn');
  // 初始可能未最大化（图标按钮无文本，用 innerHTML 比较图标是否切换）
  const initialText = await maxBtn.innerHTML();
  // 点击最大化
  await maxBtn.click();
  await a.page.waitForTimeout(300);
  const afterClickText = await maxBtn.innerHTML();
  // 图标应变化
  expect(initialText).not.toBe(afterClickText);
  // 再点还原
  await maxBtn.click();
  await a.page.waitForTimeout(300);
  const afterRestoreText = await maxBtn.innerHTML();
  expect(afterRestoreText).toBe(initialText);
  await a.app.close();
});