<?php

namespace App\Console\Commands;
use App\Services\Common\MemberService;
use App\Services\RedisService;
use Illuminate\Console\Command;

class SocketServer extends Command
{
    public $ws;

    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'swoole:socket {op?}';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'websocket server run';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {
        $op = $this->argument('op');
        $op = $op ? $op : 'start';
        if ($op == 'start') {
            echo "swoole socket service start ...\n";
            $this->start();
        } else if ($op == 'stop') {
            echo "swoole socket service stop ...\n";
            $this->stop();
        }
    }

    /**
     * 运行
     */
    public function start()
    {
        try {
            //创建websocket服务器对象，监听0.0.0.0:7104端口
            $this->ws = new \swoole_websocket_server("0.0.0.0", env('SOCKET_PORT', '8650'));

            //监听WebSocket连接打开事件
            $this->ws->on('open', [$this, 'open']);

            //监听WebSocket消息事件
            $this->ws->on('message', [$this, 'message']);

            //监听WebSocket主动推送消息事件
            $this->ws->on('request', [$this, 'request']);

            //监听WebSocket连接关闭事件
            $this->ws->on('close', [$this, 'close']);

            $this->ws->start();
        } catch (\Exception $exception){
            $date = date('Y-m-d H:i:s');
            RedisService::set("caches:sockets:error", $exception->getMessage(), 600);
            $this->info("【{$date}】Socket：运行异常=》".$exception->getMessage());
        }
    }

    /**
     * 建立连接
     * @param $ws
     * @param $request
     */
    public function open($ws, $request)
    {
        $date = date('Y-m-d H:i:s');
        $fds = RedisService::get('caches:sockets:fds');
        if($fds){
            $fds[] = $request->fd;
        }else{
            $fds = [$request->fd];
        }
        RedisService::set('caches:sockets:fds',array_unique($fds), 86400);
        $this->ws->push($request->fd, json_encode(['op'=>'conn','message' => '连接成功','fd'=>$request->fd], 256));
        $this->info("【{$date}】Socket：客户端【{$request->fd}】连接成功");
    }

    /**
     * 接收消息
     * @param $ws
     * @param $frame
     */
    public function message($ws, $frame)
    {
        try {
            $date = date('Y-m-d H:i:s');
            if ($frame->data == 'ping') {
                $this->ws->push($frame->fd, 'pong');
                $this->info("【{$date}】Socket：客户端【{$frame->fd}】心跳包");
                return false;
            }

            // 消息处理
            $data = $frame->data ? json_decode($frame->data, true) : [];
            $fromId = $frame->fd;
            $op = isset($data['op']) ? $data['op'] : '';
            $ct = isset($data['ct'])? $data['ct'] : '';
            $uuid = isset($data['uuid'])? $data['uuid'] : uniqid();
            $fromData = isset($data['data'])? $data['data'] : '';
            switch($op){
                case 'bind':
                    RedisService::set("caches:{$uuid}:{$op}", ['uuid'=>$uuid,'qrcode'=>$fromData,'formId'=>$fromId,'date'=>$date], 7 * 24 * 3600);
                    break;
                case 'login-bind':
                    RedisService::set("caches:binds:login", ['uuid'=>$uuid,'data'=>$fromData,'formId'=>$fromId,'date'=>$date], 7 * 24 * 3600);
                    RedisService::set("caches:{$uuid}:{$op}", ['uuid'=>$uuid,'data'=>$fromData,'formId'=>$fromId,'date'=>$date], 7 * 24 * 3600);
                    RedisService::set("caches:fds", $this->ws->connections, 600);
                    $fds = RedisService::get('caches:sockets:fds');
                    if($fds){
                        $localData = [];
                        foreach ($fromData as $k => $v){
                            $localData[] = [
                                'key'=> $k,
                                'value'=> json_decode($v, true)
                            ];
                        }
                        foreach ($fds as $fd) {
                            // 需要先判断是否是正确的websocket连接，否则有可能会push失败
                            //广播推送
                            if ($this->ws->isEstablished($fd)) {
                                $this->ws->push($fd, json_encode(['op'=>'login-load','uuid'=>$uuid,'fd'=> $fromId,'data'=> $localData,'t'=>time()], 256));
                                $this->info("【{$date}】Socket：客户端【{$fd}】推送广播消息");
                            }
                        }
                    }

                    break;
                default:
                    RedisService::set("caches:{$uuid}:{$op}", ['uuid'=>$uuid,'data'=>$fromData,'formId'=>$fromId,'date'=>$date], 7 * 24 * 3600);
                    break;
            }

            $this->ws->push($fromId,json_encode(['op'=> $op,'message'=>'ok','t'=>time()]));
            $this->info("【{$date}】Socket：客户端【{$fromId}】消息处理成功");
        } catch (\Exception $exception) {
            $this->ws->push($frame->fd, json_encode(['message' => $exception->getMessage()], 256));
        }
    }

    /**
     * 接收请求
     * @param $request
     * @param $response
     */
    public function request($request, $response)
    {

    }

    /**
     * 发送消息
     * @param $fd
     * @param $data
     * @return false
     */
    public function sendMsg($fd, $data)
    {
        try {
            $this->ws->push($fd, $data);
        } catch (\Exception $exception){
            return false;
        }
    }

    /**
     * 关闭连接
     * @param $ws
     * @param $fd
     */
    public function close($ws, $fd = '')
    {
        $date = date('Y-m-d H:i:s');
        RedisService::keyDel("caches:server:".$fd);
        $this->info("【{$date}】Socket：客户端【{$fd}】连接关闭");
        $this->ws->close($fd);
    }

    /**
     * 停止运行
     */
    public function stop()
    {
        if($this->ws){
            $date = date('Y-m-d H:i:s');
            $this->info("【{$date}】Socket：停止运行服务");
            $this->ws->close();
        }
    }
}