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-F7：行内重命名失焦提交（onBlur 而非取消）
test('FR-F7：行内重命名失焦提交', async () => {
  const tmp = await fs.mkdtemp(nodePath.join(os.tmpdir(), 'hn-f7-'));
  const userData = nodePath.join(tmp, 'userdata');
  const vault = nodePath.join(tmp, 'vault');
  await fs.mkdir(userData, { recursive: true });
  await fs.mkdir(vault, { recursive: true });
  const a = await launch(userData);
  await a.invoke('vault:switch', { root: vault });
  await newDoc(a, '原名文档');
  await a.page.waitForTimeout(500);
  const node = a.page.getByTestId('filetree').getByText('原名文档', { exact: true });
  await node.hover();
  await a.page.getByTitle('重命名').click();
  const input = a.page.getByTestId('filetree').locator('input');
  await input.fill('重命名后');
  await a.page.locator('body').click();
  await a.page.waitForTimeout(500);
  await expect(a.page.getByTestId('filetree').getByText('重命名后', { exact: true })).toBeVisible({ timeout: 5000 });
  await a.app.close();
});

// FR-F8：删除后从树中移除
test('FR-F8：删除文件后从树中移除', async () => {
  const tmp = await fs.mkdtemp(nodePath.join(os.tmpdir(), 'hn-f8-'));
  const userData = nodePath.join(tmp, 'userdata');
  const vault = nodePath.join(tmp, 'vault');
  await fs.mkdir(userData, { recursive: true });
  await fs.mkdir(vault, { recursive: true });
  const a = await launch(userData);
  await a.invoke('vault:switch', { root: vault });
  await newDoc(a, '待删文档');
  await a.page.waitForTimeout(500);
  const node = a.page.getByTestId('filetree').getByText('待删文档', { exact: true });
  await node.hover();
  await a.page.getByTestId('filetree').getByTitle('删除').click();
  await a.page.getByRole('button', { name: '确认删除' }).click();
  await a.page.waitForTimeout(500);
  await expect(a.page.getByTestId('filetree').getByText('待删文档', { exact: true })).toHaveCount(0, { timeout: 5000 });
  await a.app.close();
});

// FR-F3：文件夹悬停显示新建文件夹按钮
test('FR-F3：文件夹悬停显示新建文件夹按钮', async () => {
  const tmp = await fs.mkdtemp(nodePath.join(os.tmpdir(), 'hn-f3-'));
  const userData = nodePath.join(tmp, 'userdata');
  const vault = nodePath.join(tmp, 'vault');
  await fs.mkdir(userData, { recursive: true });
  await fs.mkdir(vault, { recursive: true });
  const a = await launch(userData);
  await a.invoke('vault:switch', { root: vault });
  await a.invoke('file:create', { basePath: '', name: '测试文件夹', isFolder: true });
  await a.page.getByTitle('刷新').click();
  await a.page.waitForTimeout(500);
  const folder = a.page.getByTestId('filetree').getByText('测试文件夹', { exact: true });
  await folder.hover();
  await expect(a.page.getByTitle('新建文件夹')).toBeVisible({ timeout: 3000 });
  await a.app.close();
});