<?php


function main() {
    Yii::$app->queue->push(new SendLinkJob([
        'link' => 'https://baidu.com',
        'startAt' => time(),
        'times' => 1,
    ]));
}


class SendLinkJob extends BaseObject implements \yii\queue\JobInterface {

    public $link;
    public $startAt;
    public $times;

    public function execute($queue)
    {
        if (! $this->isLinkValid()) {
            return false;
        }
        if (4 == $this->times) {
            return $this->sendToService();
        }
        
        $this->sendLink();
        Yii::$app->queue->delay($this->getDelay())->push(new SendLinkJob([
            'link'    => $this->link,
            'startAt' => $this->startAt,
            'times'   => ++$this->times,
        ]));
    }

    public function isLinkValid()
    {
        // ...
        return true;
    }

    public function sendLink()
    {
        // 发链接到客服端
    }

    public function sendToService()
    {
        // 发到客服
    }

    protected function getDelay()
    {
        switch ($this->times) {
            case 1 :
            return 180; /* 三分钟 */
            case 2 :
            return 120; /* 两分钟 */
            case 3 :
            return 120; // 两分钟
        }
    }
}