changed the creator for tasks from project_user to user, fixed api, documentation, filters, some other fixes

backend/modules/task/views/task-user/_form.php

@@ -2,6 +2,7 @@
 
 use backend\modules\task\models\Task;
 use kartik\depdrop\DepDrop;
+use kartik\select2\Select2;
 use yii\helpers\Html;
 use yii\helpers\Url;
 use yii\widgets\ActiveForm;
@@ -9,19 +10,20 @@ use yii\widgets\ActiveForm;
 /* @var $this yii\web\View */
 /* @var $model backend\modules\task\models\TaskUser */
 /* @var $form yii\widgets\ActiveForm */
+/* @var $task_id  */
 ?>
 
 <div class="task-user-form">
 
     <?php $form = ActiveForm::begin(); ?>
 
-    <?= $form->field($model, 'task_id')->dropDownList(Task::find()
-        ->select(['title', 'id'])->indexBy('id')->column(),
-        [
-            'id' => 'task-id',
-            'prompt' => 'Выберите'
-        ]
-    );
+    <?= $form->field($model, 'task_id')->widget(Select2::className(),[
+        'data' => Task::find()->select(['title', 'id'])->indexBy('id')->column(),
+        'options' => ['placeholder' => 'Выберите проект', 'value' => $task_id, 'id' => 'task-id',],
+        'pluginOptions' => [
+            'allowClear' => true,
+        ],
+    ]);
     ?>
 
     <?= $form->field($model, 'project_user_id')->widget(DepDrop::className(),
@@ -30,13 +32,14 @@ use yii\widgets\ActiveForm;
             'pluginOptions' => [
                 'depends' => ['task-id'],
                 'placeholder' => 'Выберите',
+                'initialize' => true,
                 'url' => Url::to(['/task/task-user/executor'])
             ]
         ]
     ); ?>
 
     <div class="form-group">
-        <?= Html::submitButton('Save', ['class' => 'btn btn-success']) ?>
+        <?= Html::submitButton('Назначить', ['class' => 'btn btn-success']) ?>
     </div>
 
     <?php ActiveForm::end(); ?>