public function checkAndSetAnswers($arr)
{
$old_answers = $this->answers;
$del_answers = array_diff($old_answers, $arr);
$add_answers = array_diff($arr, $old_answers);
foreach ($del_answers as $answer) {
$model = GivenExerciseTestAnswers::find()->where(['given_exercise_id' => $this->id])->andWhere(['exercise_test_id' => $answer])->one();
$model->delete();
}
foreach ($add_answers as $answer) {
$model2 = new GivenExerciseTestAnswers();
$model2->given_exercise_id = $this->id;
$model2->exercise_test_id = $answer;
$model2->save();
}
}
public function CTask($id)
{
$gtask = GivenTask::findOne($id);
$exercises = ArrayHelper::getColumn($gtask->exercises, 'id');
if (\common\models\GivenExerciseTestAnswers::find()->where(['in', 'given_exercise_id', $exercises]) || !GivenExercise::find()->where(['given_task_id' => $gtask->id])->andWhere(['solution' => ''])->all()) {
$gtask->status = 1;
$gtask->complete_date = date('U');
$gtask->save();
return false;
}
return true;
}
