public function show($code)
{
$course = Cache::tags('course')->remember("info-{$code}", Course::MINUTES_PER_MONTH, function () use($code) {
return Course::with(['semester', 'professors'])->where('code', $code)->orderBy('semester_id', 'desc')->get();
});
return $this->setData($course)->responseOk();
}
/**
* Run the database seeds.
*
* @return void
*/
public function run()
{
$users = User::all();
Course::all()->each(function (Course $course) use($users) {
$course->exams()->save(factory(Attachment::class)->make(['user_id' => $users->random()->getAttribute('id')]));
});
}
public function waterfall(Request $request)
{
$key = 'comment-waterfall-' . $request->input('id', 0);
$comments = Cache::tags('course')->remember($key, 5, function () use($request) {
Course::setPrimaryKey('code');
$query = Comment::with(['commentable'])->where('commentable_type', 'course')->whereNull('comment_id')->latest()->take(5);
if ($request->has('id')) {
$query = $query->where('id', '<', $request->input('id'));
}
return $query->get();
});
return $this->setData($comments)->responseOk();
}
/**
* Run the database seeds.
*
* @return void
*/
public function run()
{
$users = User::all();
Course::all()->each(function (Course $course) use($users) {
$course->comments()->saveMany(factory(Comment::class, mt_rand(2, 5))->make(['user_id' => $users->random()->getAttribute('id')]))->each(function (Comment $comment) use($users) {
// 評論的評論
$comment->comments()->save(factory(Comment::class)->make(['user_id' => $users->random()->getAttribute('id')]));
// 評論按讚
$likes = mt_rand(2, 5);
$comment->likes()->saveMany(factory(Like::class, $likes)->make(['user_id' => $users->random()->getAttribute('id')]));
$comment->update(['likes' => $likes]);
});
});
}
/**
* 更新課程.
*
* @param Course $model
* @param array $course
* @return void
*/
protected function updateCourse($model, $course)
{
$model->professors()->sync(array_merge($model->getRelation('professors')->pluck('id')->toArray(), $this->professors($course['professors'])->pluck('id')->toArray()));
$model = $model->fresh(['professors']);
foreach ($model->getRelation('professors') as $professor) {
$pivot = $professor->getRelation('pivot');
if (empty($pivot->getAttribute('class'))) {
$pivot->update(['class' => $course['class'], 'credit' => $course['credit']]);
}
}
}
