package config

import (
	"fmt"
	"interview-one-stop-server/constant"
	"io"
	"os"
	"os/exec"

	"github.com/spf13/viper"
)

var GlobalConf Config

func InitConfig() error {
	v := viper.New()
	v.AddConfigPath("./conf")     // 设置读取的文件路径
	v.AddConfigPath("../../conf") // 设置读取的文件路径
	v.SetConfigType("yaml")       // 设置文件的类型

	env := os.Getenv("ENV_NAME")
	switch env {
	case constant.EnvNameTencentProd:
		v.SetConfigName("conf_prod")
	default:
		v.SetConfigName("conf_dev")
	}

	// 尝试进行配置读取
	if err := v.ReadInConfig(); err != nil {
		return err
	}

	err := v.Unmarshal(&GlobalConf)
	if err != nil {
		return err
	}
	go modifyDefaultSwaggerHost()
	return nil
}

func modifyDefaultSwaggerHost() {
	defer func() {
		if r := recover(); r != nil {
			fmt.Printf("linux cmd run failed,err is %v\n", r)
		}
	}()

	path := "/app/swagger/dist/"
	host := GlobalConf.Service.Domain[7:]
	ph := ""

	env := os.Getenv("ENV_NAME")
	if env == "" {
		host = "localhost:4004"
		pwd, _ := os.Getwd()
		path = pwd + "/swagger/dist/"
		ph = "''"
	}

	cmd := exec.Command("/bin/bash", "-c", fmt.Sprintf(`cp %s %s && sed -i %s ' s/UNKNOWNHOSTHHH/%s/g' %s   `,
		path+"swagger-initializer.js.bak", path+"swagger-initializer.js", ph, host, path+"swagger-initializer.js"))

	output, err := cmd.StdoutPipe()
	if err != nil {
		fmt.Println("无法获取命令的标准输出管道", err.Error())
		return
	}

	if err := cmd.Start(); err != nil {
		fmt.Println("Linux命令执行失败，请检查命令输入是否有误", err.Error())
		return
	}

	// 读取所有输出
	bytes, err := io.ReadAll(output)
	if err != nil {
		fmt.Println("打印异常，请检查")
		return
	}

	if err := cmd.Wait(); err != nil {
		fmt.Println("Wait", err.Error())
		return
	}

	fmt.Printf("打印内存信息：\n\n%s", bytes)
}