package main

import (
	"fmt"
	"log"

	"github.com/playwright-community/playwright-go"
)

func main() {
	if err := playwright.Install(); err != nil {
		log.Fatalf("playwright.Install: %v", err)
	}

	pw, err := playwright.Run()
	if err != nil {
		panic(err)
	}

	defer pw.Stop()
	browser, err := pw.Chromium.Launch(playwright.BrowserTypeLaunchOptions{
		Headless: playwright.Bool(false),
	})
	if err != nil {
		log.Printf("fail to open browser")
		return
	}

	defer browser.Close()

	context, err := browser.NewContext()
	if err != nil {
		log.Fatalf("fail to create Context: %v", err)
	}

	defer context.Close()

	page, err := context.NewPage()
	if err != nil {
		log.Fatalf("fail to open page: %v", err)
	}

	defer page.Close()

	if _, err := page.Goto("https://www.baidu.com", playwright.PageGotoOptions{
		WaitUntil: playwright.WaitUntilStateLoad,
	}); err != nil {
		log.Fatalf("fail to open website: %v", err)
	}

	searchBox := page.Locator("input[id=kw]")
	if err := searchBox.Fill("playwright golang"); err != nil {
		log.Fatalf("input: %v", err)
	}

	searchButton := page.Locator("input[id=su]")
	if err := searchButton.Click(); err != nil {
		log.Fatalf("click: %v", err)
	}

	//等待页面加载
	page.WaitForEvent("load")

	firstResult := page.Locator("h3").First()
	title, err := firstResult.TextContent()
	if err != nil {
		log.Fatalf("page Locator: %v", err)
	}

	fmt.Println(title)
}