// Copyright 2019 Drone.IO Inc. All rights reserved.
// Use of this source code is governed by the Drone Non-Commercial License
// that can be found in the LICENSE file.

package user

import (
	"encoding/json"
	"net/http"

	"github.com/drone/drone/handler/api/render"
	"github.com/drone/drone/handler/api/request"
	"github.com/drone/drone/logger"
	"github.com/drone/drone/core"
)

// HandleUpdate returns an http.HandlerFunc that processes an http.Request
// to update the current user account.
func HandleUpdate(users core.UserStore) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		viewer, _ := request.UserFrom(r.Context())

		in := new(core.User)
		err := json.NewDecoder(r.Body).Decode(in)
		if err != nil {
			render.BadRequest(w, err)
			logger.FromRequest(r).WithError(err).
				Debugln("api: cannot unmarshal request body")
			return
		}

		viewer.Email = in.Email
		err = users.Update(r.Context(), viewer)
		if err != nil {
			render.InternalError(w, err)
			logger.FromRequest(r).WithError(err).
				Warnln("api: cannot update user")
		} else {
			render.JSON(w, viewer, 200)
		}
	}
}