// Copyright 2014 beego Author. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package session

import (
	"context"
	"net/http"

	"github.com/astaxie/beego/pkg/core/session"
)

// CookieSessionStore Cookie SessionStore
type CookieSessionStore session.CookieSessionStore

// Set value to cookie session.
// the value are encoded as gob with hash block string.
func (st *CookieSessionStore) Set(key, value interface{}) error {
	return (*session.CookieSessionStore)(st).Set(context.Background(), key, value)
}

// Get value from cookie session
func (st *CookieSessionStore) Get(key interface{}) interface{} {
	return (*session.CookieSessionStore)(st).Get(context.Background(), key)
}

// Delete value in cookie session
func (st *CookieSessionStore) Delete(key interface{}) error {
	return (*session.CookieSessionStore)(st).Delete(context.Background(), key)
}

// Flush Clean all values in cookie session
func (st *CookieSessionStore) Flush() error {
	return (*session.CookieSessionStore)(st).Flush(context.Background())
}

// SessionID Return id of this cookie session
func (st *CookieSessionStore) SessionID() string {
	return (*session.CookieSessionStore)(st).SessionID(context.Background())
}

// SessionRelease Write cookie session to http response cookie
func (st *CookieSessionStore) SessionRelease(w http.ResponseWriter) {
	(*session.CookieSessionStore)(st).SessionRelease(context.Background(), w)
}

// CookieProvider Cookie session provider
type CookieProvider session.CookieProvider

// SessionInit Init cookie session provider with max lifetime and config json.
// maxlifetime is ignored.
// json config:
// 	securityKey - hash string
// 	blockKey - gob encode hash string. it's saved as aes crypto.
// 	securityName - recognized name in encoded cookie string
// 	cookieName - cookie name
// 	maxage - cookie max life time.
func (pder *CookieProvider) SessionInit(maxlifetime int64, config string) error {
	return (*session.CookieProvider)(pder).SessionInit(context.Background(), maxlifetime, config)
}

// SessionRead Get SessionStore in cooke.
// decode cooke string to map and put into SessionStore with sid.
func (pder *CookieProvider) SessionRead(sid string) (Store, error) {
	s, err := (*session.CookieProvider)(pder).SessionRead(context.Background(), sid)
	return &NewToOldStoreAdapter{
		delegate: s,
	}, err
}

// SessionExist Cookie session is always existed
func (pder *CookieProvider) SessionExist(sid string) bool {
	res, _ := (*session.CookieProvider)(pder).SessionExist(context.Background(), sid)
	return res
}

// SessionRegenerate Implement method, no used.
func (pder *CookieProvider) SessionRegenerate(oldsid, sid string) (Store, error) {
	s, err := (*session.CookieProvider)(pder).SessionRegenerate(context.Background(), oldsid, sid)
	return &NewToOldStoreAdapter{
		delegate: s,
	}, err
}

// SessionDestroy Implement method, no used.
func (pder *CookieProvider) SessionDestroy(sid string) error {
	return (*session.CookieProvider)(pder).SessionDestroy(context.Background(), sid)
}

// SessionGC Implement method, no used.
func (pder *CookieProvider) SessionGC() {
	(*session.CookieProvider)(pder).SessionGC(context.Background())
}

// SessionAll Implement method, return 0.
func (pder *CookieProvider) SessionAll() int {
	return (*session.CookieProvider)(pder).SessionAll(context.Background())
}

// SessionUpdate Implement method, no used.
func (pder *CookieProvider) SessionUpdate(sid string) error {
	return (*session.CookieProvider)(pder).SessionUpdate(context.Background(), sid)
}