/*
   GoToSocial
   Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org

   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 <http://www.gnu.org/licenses/>.
*/

package web

import (
	"net/http"
	"strings"

	"github.com/gin-gonic/gin"
	apiutil "github.com/superseriousbusiness/gotosocial/internal/api/util"
	"github.com/superseriousbusiness/gotosocial/internal/config"
	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
)

func (m *Module) baseHandler(c *gin.Context) {

	// if a landingPageUser is set in the config, redirect to that user's profile
	if landingPageUser := config.GetLandingPageUser(); landingPageUser != "" {
		c.Redirect(http.StatusFound, "/@"+strings.ToLower(landingPageUser))
		return
	}

	instance, err := m.processor.InstanceGetV1(c.Request.Context())
	if err != nil {
		apiutil.ErrorHandler(c, gtserror.NewErrorInternalError(err), m.processor.InstanceGetV1)
		return
	}

	c.HTML(http.StatusOK, "index.tmpl", gin.H{
		"instance": instance,
		"ogMeta":   ogBase(instance),
	})
}