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');
  await page.waitForTimeout(800);
  const invoke = (ch: string, args: any) => page.evaluate(({ ch, args }) => (globalThis as any).dsh.invoke(ch, args), { ch, args });
  const clip = () => app.evaluate(({ clipboard }) => clipboard.readText());
  return { app, page, invoke, clip };
}

// 代码块内 Ctrl+A 全选后 Ctrl+C：应只复制代码块内容（纯代码无围栏），即使文档有其他内容
test('代码块内 Ctrl+A 全选复制纯代码（不受文档其他内容影响）', async () => {
  const tmp = await fs.mkdtemp(nodePath.join(os.tmpdir(), 'hn-sel1-'));
  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 });
  // 文档：代码块上下都有其他内容，确保 Ctrl+A 只选代码块而非整篇
  const body = '# 标题\n\n上方段落\n\n```bash\nsudo apt-get update\nls -la\n```\n\n下方段落';
  await a.invoke('doc:write', { path: 'code.md', meta: {}, body });
  await a.page.evaluate((p: string) => (globalThis as any).__STORE__?.getState?.().openDoc(p), 'code.md');
  await a.page.waitForTimeout(1500);
  const code = a.page.locator('.ProseMirror pre code');
  await code.click();
  await a.page.keyboard.press('Control+a');
  await a.page.waitForTimeout(200);
  // 校验选中范围只是代码块内容（可通过 selection anchor 判断，或直接 Ctrl+C 后看剪贴板）
  await a.page.keyboard.press('Control+c');
  await a.page.waitForTimeout(300);
  const text = await a.clip();
  console.log('SELALL_CLIP', JSON.stringify(text));
  expect(text.trim().replace(/\r\n/g, '\n')).toBe('sudo apt-get update\nls -la');
  await a.app.close();
});

// 代码块内 Ctrl+V 粘贴按纯文本插入（不产生 markdown 转换/围栏）
test('代码块内 Ctrl+V 粘贴纯文本', async () => {
  const tmp = await fs.mkdtemp(nodePath.join(os.tmpdir(), 'hn-sel2-'));
  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 a.invoke('doc:write', { path: 'code2.md', meta: {}, body: '```js\nlet x = 1;\n```' });
  await a.page.evaluate((p: string) => (globalThis as any).__STORE__?.getState?.().openDoc(p), 'code2.md');
  await a.page.waitForTimeout(1500);
  const code = a.page.locator('.ProseMirror pre code');
  await code.click();
  // 全选代码块，然后粘贴纯文本
  await a.page.keyboard.press('Control+a');
  await a.page.evaluate(() => navigator.clipboard.writeText('# not a heading\n- not a list'));
  await a.page.waitForTimeout(200);
  await a.page.keyboard.press('Control+v');
  await a.page.waitForTimeout(500);
  const inner = await a.page.evaluate(() => (document.querySelector('.ProseMirror pre code') as HTMLElement)?.innerText ?? '');
  console.log('PASTE_INNER', JSON.stringify(inner));
  // 粘贴内容按纯文本插入（不出现标题/列表节点结构变化）
  expect(inner).toContain('# not a heading');
  expect(inner).toContain('- not a list');
  await a.app.close();
});