package initFunc

import (
	"errors"
	"io"
	"net/http"
	"os"
	"os/exec"
)

//检查是否安装WebView2，没有安装的话就安装
func CheckWebView2() error {
	cmd := exec.Command("cmd", "/C", "wmic product where \"name='Microsoft Edge WebView2 Runtime'\" get Name")
	output, err := cmd.Output()
	if err != nil {
		return err
	}
	// 检查输出是否包含 WebView2 Runtime 的名称
	if string(output) == "Name\r\nMicrosoft Edge WebView2 Runtime\r\n" {
		return nil // WebView2 已安装
	} else {
		err := runWebView2Installer()
		return err // WebView2 未安装
	}
}


func runWebView2Installer() error {
	url := "https://suwa3d-website.oss-cn-shanghai.aliyuncs.com/package/WebView2.exe"
	filePath := "C:\\Program Files\\WebView2.exe"
	err := downloadFile(url, filePath)
	if err != nil {
		return errors.New("下载安装包失败-"+err.Error()) //fmt.Println("Download failed:", err)
	} 
	cmd := exec.Command(filePath)
	err = cmd.Run()
	if err != nil {
		return errors.New("安装包安装失败-"+err.Error())
	}
	return nil
}



func downloadFile(url string, filePath string) error {
	response, err := http.Get(url)
	if err != nil {
		return err
	}
	defer response.Body.Close()

	file, err := os.Create(filePath)
	if err != nil {
		return err
	}
	defer file.Close()

	_, err = io.Copy(file, response.Body)
	if err != nil {
		return err
	}

	return nil
}