/*
   Nging is a toolbox for webmasters
   Copyright (C) 2018-present Wenhui Shen <swh@admpub.com>

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU Affero General Public License as published
   by the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU Affero General Public License for more details.

   You should have received a copy of the GNU Affero General Public License
   along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

package tool

import (
	"github.com/webx-top/echo"

	"github.com/coscms/webcore/library/common"
	"github.com/coscms/webcore/library/ip2region"
)

func IP2Region(c echo.Context) error {
	ip := c.Form(`ip`)
	var lanIP string
	if len(ip) > 0 {
		info, err := ip2region.IPInfo(ip)
		if err != nil {
			return err
		}
		c.Data().SetData(info)
	} else {
		ip = c.RealIP()
		if ip == `127.0.0.1` {
			if lanIP, _ = common.GetLocalIP(); len(lanIP) > 0 {
				ip = lanIP
			}
		}
		c.Set(`clientIP`, echo.H{
			`RemoteAddress`:   c.Request().RemoteAddress(),
			`Forwarded`:       c.Header(`Forwarded`),
			`XForwardedFor`:   c.Header(echo.HeaderXForwardedFor),
			`XForwardedProto`: c.Header(echo.HeaderXForwardedProto),
			`XRealIP`:         c.Header(echo.HeaderXRealIP),
		})
		c.Request().Form().Set(`ip`, ip)
	}
	if !c.IsPost() {
		if len(lanIP) == 0 {
			lanIP, _ = common.GetLocalIP()
		}
		c.Set(`lanIP`, lanIP)
		wan, _ := ip2region.GetWANIP(3600)
		c.Set(`wanIP`, wan.IP)
		c.Set(`wanQueryTime`, wan.QueryTime)
	}
	return c.Render(`/tool/ip`, nil)
}
