/*
 * Copyright (C) 2017-2018 "IoT.bzh"
 * Author Clément Bénier <clement.benier@iot.bzh>
 *
 * 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 xdsservertest

import (
	"fmt"
	"log"
	"regexp"
	"sync"
	"testing"
	"time"

	"gerrit.automotivelinux.org/gerrit/src/xds/xds-server/lib/xsapiv1"
	socketio_client "github.com/sebd71/go-socket.io-client"
	"github.com/stretchr/testify/assert"
)

// Disconnection Channel used to notify XDS Server disconnection
//type Disconnection struct {
//	error   string
//	code    int
//	svrConf ServerCfg
//}

// IOSockClient .
type IOSockClient struct {
	URL       string
	Conn      *socketio_client.Client
	Options   *socketio_client.Options
	EmitMutex *sync.Mutex
	Connected bool
	//ServerDiscoChan chan Disconnection
	EscapeKeys []byte
}

func NewIoSocketClient(url, clientID string) (*IOSockClient, error) {

	var err error

	sCli := &IOSockClient{
		URL:       url,
		EmitMutex: &sync.Mutex{},
		Options: &socketio_client.Options{
			Transport: "websocket",
			Header:    make(map[string][]string),
		},
		//ServerDiscoChan: make(chan Disconnection, 1),
	}
	sCli.Options.Header["XDS-SID"] = []string{clientID}

	sCli.Conn, err = socketio_client.NewClient(url, sCli.Options)
	if err != nil {
		return nil, fmt.Errorf("IO.socket connection error: " + err.Error())
	}

	sCli.Conn.On("connection", func() {
		log.Printf("BBBBBBBBBBBBBBBB:::WS connection event")
		sCli.Connected = true
	})

	sCli.Conn.On("disconnection", func(err error) {
		log.Printf("AAAAAAAAAAAA:::WS disconnection event with err: %v\n", err)
		sCli.Connected = false
	})

	sCli.Conn.On(xsapiv1.EVTSDKManagement, func(data interface{}) {
		log.Printf("WS disconnection event with err: %v\n", data)
	})

	args := xsapiv1.EventRegisterArgs{Name: xsapiv1.EVTSDKManagement}
	if err := HTTPCli.Post("/events/register", args, nil); err != nil {
		return sCli, err
	}

	return sCli, nil
}

func TestSdks(t *testing.T) {
	var sdkArray []xsapiv1.SDK
	assert.Nil(t, HTTPCli.Get("/sdks", &sdkArray))
	t.Log(sdkArray[0])

	t.Logf("Connect websocket with url=%v clientId=%v\n", prefixURL, HTTPCli.GetClientID())
	IOSkClient, err := NewIoSocketClient(prefixURL, HTTPCli.GetClientID())
	if err != nil {
		t.Fatal(err)
	}
	t.Log(IOSkClient)

	//for i := 0; i < len(sdkArray); i++ {
	for i := 0; i < 1; i++ {
		re := regexp.MustCompile("^[0-9a-z]+-[0-9a-z]+-[0-9a-z]+-[0-9a-z]+-[0-9a-z]+$")
		assert.True(t, re.MatchString(sdkArray[i].ID))
		assert.Equal(t, sdkArray[0].Status, "Not Installed")

		var sdk xsapiv1.SDK
		assert.Nil(t, HTTPCli.Get("/sdks/"+sdkArray[i].ID, &sdk))
		assert.Equal(t, sdkArray[i], sdk)

		var sdkRes xsapiv1.SDK
		assert.Nil(t, HTTPCli.Post("/sdks", sdk, &sdkRes))
		assert.Equal(t, sdkRes.Status, "Installing")
		//t.Log(sdkRes)
		time.Sleep(1 * time.Second)
	}
}