some fix and file upload

.gitignore

@@ -33,3 +33,5 @@ phpunit.phar
 
 # vagrant runtime
 /.vagrant
+
+frontend/web/files

common/models/File.php

@@ -0,0 +1,74 @@
+<?php
+
+namespace common\models;
+
+use Yii;
+use yii\behaviors\TimestampBehavior;
+use yii\db\Expression;
+
+/**
+ * This is the model class for table "file".
+ *
+ * @property int $id
+ * @property string $name
+ * @property string $path
+ * @property string $url
+ * @property string $type
+ * @property string $mime-type
+ * @property string $created_at
+ * @property string $updated_at
+ * @property int $status
+ */
+class File extends \yii\db\ActiveRecord
+{
+    public function behaviors()
+    {
+        return [
+            [
+                'class' => TimestampBehavior::class,
+                'createdAtAttribute' => 'created_at',
+                'updatedAtAttribute' => 'updated_at',
+                'value' => new Expression('NOW()'),
+            ],
+        ];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public static function tableName()
+    {
+        return 'file';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function rules()
+    {
+        return [
+            [['path'], 'string'],
+            [['created_at', 'updated_at'], 'safe'],
+            [['status'], 'integer'],
+            [['name', 'type', 'mime-type', 'url'], 'string', 'max' => 255],
+        ];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function attributeLabels()
+    {
+        return [
+            'id' => 'ID',
+            'name' => 'Name',
+            'path' => 'Path',
+            'url' => 'URL',
+            'type' => 'Type',
+            'mime-type' => 'Mime Type',
+            'created_at' => 'Created At',
+            'updated_at' => 'Updated At',
+            'status' => 'Status',
+        ];
+    }
+}

common/services/TaskService.php

@@ -42,6 +42,10 @@ class TaskService
     {
         $modelTask = ProjectTask::findOne($task_params['task_id']);
 
+        if ($task_params['executor_id'] == 0){
+            $task_params['executor_id'] = null;
+        }
+
         $modelTask->load($task_params, '');
         $modelTask->save();
 

console/migrations/m230523_205626_create_file_table.php

@@ -0,0 +1,35 @@
+<?php
+
+use yii\db\Migration;
+
+/**
+ * Handles the creation of table `{{%file}}`.
+ */
+class m230523_205626_create_file_table extends Migration
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function safeUp()
+    {
+        $this->createTable('{{%file}}', [
+            'id' => $this->primaryKey(),
+            'name' => $this->string(255),
+            'path' => $this->text(),
+            'url' => $this->string(255),
+            'type' => $this->string(255),
+            'mime-type' => $this->string(255),
+            'created_at' => $this->dateTime(),
+            'updated_at' => $this->dateTime(),
+            'status' => $this->integer()->defaultValue(1),
+        ]);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function safeDown()
+    {
+        $this->dropTable('{{%file}}');
+    }
+}

frontend/modules/api/controllers/FileController.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace frontend\modules\api\controllers;
+
+use common\classes\Debug;
+use common\models\File;
+use yii\helpers\FileHelper;
+use yii\web\ServerErrorHttpException;
+use yii\web\UploadedFile;
+
+class FileController extends ApiController
+{
+    public function verbs(): array
+    {
+        return [
+            'upload' => ['post'],
+        ];
+    }
+
+    public function actionUpload()
+    {
+        $uploads = UploadedFile::getInstancesByName("uploadFile");
+        if (empty($uploads)) {
+            throw new ServerErrorHttpException("Must upload at least 1 file in uploadFile form-data POST");
+        }
+
+        $savedFiles = [];
+        foreach ($uploads as $file) {
+            $md5 = md5($file->baseName);
+            $path = \Yii::getAlias("@frontend/web/files/") . $md5[0] . $md5[1] . "/" . $md5[2] . $md5[3] . "/";
+            if (!file_exists($path)) {
+                FileHelper::createDirectory($path);
+            }
+
+            $path .= $md5 . '.' . $file->getExtension();
+            $file->saveAs($path);
+
+            if (!$file->hasError) {
+                $fileModel = new File();
+                $fileModel->name = $file->name;
+                $fileModel->path = $path;
+                $fileModel->url = "/files/". $md5[0] . $md5[1] . "/" . $md5[2] . $md5[3] . "/" . $md5 . '.' . $file->getExtension();
+                $fileModel->type = $file->getExtension();
+                $fileModel->{'mime-type'} = $file->type;
+
+                if (!$fileModel->validate()){
+                    throw new ServerErrorHttpException(json_encode($fileModel->errors));
+                }
+
+                $fileModel->save();
+                $savedFiles[] = $fileModel;
+            }
+        }
+
+        return $savedFiles;
+    }
+
+}