/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function search($params)
{
$query = Train::find();
$dataProvider = new ActiveDataProvider(['query' => $query]);
$this->load($params);
if (!$this->validate()) {
// uncomment the following line if you do not want to return any records when validation fails
// $query->where('0=1');
return $dataProvider;
}
$query->andFilterWhere(['id' => $this->id, 'category' => $this->category, 'level_id' => $this->level_id, 'recruit_count' => $this->recruit_count, 'status' => $this->status, 'period_num' => $this->period_num, 'lesson' => $this->lesson, 'create_time' => $this->create_time, 'update_time' => $this->update_time]);
if (!empty($this->begin_date) && !empty($this->end_date)) {
$query->andFilterWhere(['>', 'begin_time', $this->begin_date])->andFilterWhere(['<', 'begin_time', $this->end_date]);
}
$query->andFilterWhere(['like', 'name', $this->name])->andFilterWhere(['like', 'address', $this->address])->andFilterWhere(['like', 'content', $this->content])->andFilterWhere(['like', 'create_user', $this->create_user])->andFilterWhere(['like', 'update_user', $this->update_user]);
$query->orderBy('id desc');
return $dataProvider;
}
public function actionIndex()
{
$levelId = \Yii::$app->request->get('levelId') ? \Yii::$app->request->get('levelId') : 2;
$orderBy = \Yii::$app->request->get('order_by') ? \Yii::$app->request->get('order_by') : '`begin_time` desc';
$query = Train::find()->where(['level_id' => $levelId]);
$countQuery = clone $query;
$pages = new Pagination(['totalCount' => $countQuery->count(), 'pageSize' => '10']);
$models = $query->offset($pages->offset)->limit($pages->limit)->orderBy($orderBy)->all();
if (!empty($models)) {
foreach ($models as $key => $val) {
$val->begin_time = date('Y-m-d', strtotime($val->begin_time));
//录取人数
$countResult = \app\models\TrainUsers::find()->where(['train_id' => $val->id, 'status' => [TrainUsers::ENROLL, TrainUsers::DOING, TrainUsers::END, TrainUsers::PASS, TrainUsers::NO_PASS]]);
$val->already_recruit_count = $countResult->count();
}
}
return $this->render('index', ['models' => $models, 'pages' => $pages, 'levelId' => $levelId, 'orderBy' => $orderBy]);
}
