src/Biz/Task/Strategy/Impl/DefaultStrategy.php

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<?php

namespace Biz\Task\Strategy\Impl;

use AppBundle\Common\ArrayToolkit;
use Biz\Task\Strategy\BaseStrategy;
use Biz\Task\Strategy\CourseStrategy;
use Biz\Task\TaskException;
use Biz\Task\Visitor\CourseStrategyVisitorInterface;

class DefaultStrategy extends BaseStrategy implements CourseStrategy
{
    public function accept(CourseStrategyVisitorInterface $visitor)
    {
        $method = 'visit'.substr(strrchr(__CLASS__, '\\'), 1);

        return $visitor->$method($this);
    }

    public function canLearnTask($task)
    {
        return true;
    }

    protected function getFinishedTaskPerDay($course, $tasks)
    {
        $taskNum = $course['taskNum'];
        if ('days' == $course['expiryMode']) {
            $finishedTaskPerDay = empty($course['expiryDays']) ? false : $taskNum / $course['expiryDays'];
        } else {
            $diffDay = ($course['expiryEndDate'] - $course['expiryStartDate']) / (24 * 60 * 60);
            $finishedTaskPerDay = empty($diffDay) ? false : $taskNum / $diffDay;
        }

        return round($finishedTaskPerDay, 0);
    }

    public function getTasksListJsonData($courseId)
    {
        $course = $this->getCourseService()->getCourse($courseId);
        $tasks = $this->getTaskService()->findTasksFetchActivityByCourseId($courseId);
        $items = $this->prepareCourseItems($course['id'], $tasks);

        return array(
            'data' => array(
                'items' => $items,
            ),
            'template' => 'lesson-manage/default-list.html.twig',
        );
    }

    public function getTasksJsonData($task)
    {
        $course = $this->getCourseService()->getCourse($task['courseId']);
        $tasks = $this->getTaskService()->findTasksFetchActivityByChapterId($task['categoryId']);
        $lesson = $this->getChapterDao()->get($task['categoryId']);
        $lesson['tasks'] = $tasks;

        return array(
            'data' => array(