// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .

package portalutils

import (
	"github.com/TeaOSLab/EdgeUser/internal/remotelogs"
	"github.com/iwind/TeaGo/Tea"
	"io"
	"os"
)

func HasPortalIndex() bool {
	return len(checkPortalIndex()) > 0
}

func ReadPortalIndex(writer io.Writer) {
	var indexPath = checkPortalIndex()
	if len(indexPath) == 0 {
		return
	}

	fp, err := os.Open(indexPath)
	if err != nil {
		remotelogs.Error("PORTAL", "read portal index failed: "+err.Error())
		return
	}
	defer func() {
		_ = fp.Close()
	}()

	_, _ = io.Copy(writer, fp)
}

func checkPortalIndex() string {
	var indexes = []string{
		"index.html",
	}
	for _, index := range indexes {
		var path = Tea.Root + "/www/" + index
		stat, err := os.Stat(path)
		if err != nil {
			continue
		}
		if stat.IsDir() {
			continue
		}
		return path
	}
	return ""
}