src/Biz/Course/Sync/CourseChapter.php

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<?php

namespace Biz\Course\Sync;

use Biz\Course\Dao\CourseChapterDao;
use Biz\Course\Dao\CourseDao;
use Biz\Sync\Service\AbstractSychronizer;

class CourseChapter extends AbstractSychronizer
{
    public function syncWhenCreate($sourceId)
    {
        $sourceChapter = $this->getCourseChapterDao()->get($sourceId);
        $copiedCourses = $this->getCourseDao()->findCoursesByParentIdAndLocked($sourceChapter['courseId'], 1);
        if (empty($copiedCourses)) {
            return;
        }

        $helper = $this->getBatchHelper(self::BATCH_CREATE_HELPER, $this->getCourseChapterDao());
        foreach ($copiedCourses as $copyCourse) {
            $copyChapter = $sourceChapter;
            $copyChapter['courseId'] = $copyCourse['id'];
            $copyChapter['copyId'] = $sourceChapter['id'];
            unset($copyChapter['id']);
            $helper->add($copyChapter);
            unset($copyChapter);
        }

        unset($copiedCourses);
    }

    public function syncWhenUpdate($sourceId)
    {
        $sourceChapter = $this->getCourseChapterDao()->get($sourceId);
        $copiedChapters = $this->getCourseChapterDao()->findByCopyId($sourceId);

        if (empty($copiedChapters)) {
            return;
        }

        $helper = $this->getBatchHelper(self::BATCH_UPDATE_HELPER, $this->getCourseChapterDao());
        foreach ($copiedChapters as $copiedChapter) {
            $newFields = $sourceChapter;
            unset($newFields['id']);
            unset($newFields['courseId']);
            unset($newFields['copyId']);
            $helper->add('id', $copiedChapter['id'], $newFields);

            unset($newFields);
        }

        unset($copiedChapters);
    }

    public function syncWhenDelete($sourceId)
    {
        $this->getCourseChapterDao()->batchDelete(array('copyId' => $sourceId));
    }

    /**