<?php
    
    namespace common\modules\rubrication\models;
    
    use common\modules\product\models\Category;
    
    /**
     * This is the model class for table "{{%tax_group}}".
     * @property integer           $tax_group_id
     * @property string            $alias
     * @property string            $name
     * @property string            $description
     * @property boolean           $is_filter
     * @property integer           $level
     * @property integer           $sort
     * @property boolean           $display
     * @property boolean           $is_menu
     * @property TaxOption[]       $taxOptions
     * @property Category[]        $categories
     */
    class TaxGroup extends \yii\db\ActiveRecord
    {
        
        public $_options = [];
        
        /**
         * @inheritdoc
         */
        public function behaviors()
        {
            return [
                'slug' => [
                    'class'         => 'common\behaviors\Slug',
                    'in_attribute'  => 'name',
                    'out_attribute' => 'alias',
                    'translit'      => true,
                ],
            ];
        }
        
        /**
         * @inheritdoc
         */
        public static function tableName()
        {
            return 'tax_group';
        }
        
        /**
         * @inheritdoc
         */
        public function rules()
        {
            return [
                [
                    [
                        'name',
                    ],
                    'required',
                ],
                [
                    [
                        'description',
                    ],
                    'string',
                ],
                [
                    [
                        'is_filter',
                        'display',
                        'is_menu',
                    ],
                    'boolean',
                ],
                [
                    [
                        'level',
                        'sort',
                    ],
                    'integer',
                ],
                [
                    [
                        'alias',
                    ],
                    'string',
                    'max' => 50,
                ],
                [
                    [ 'name' ],
                    'string',
                    'max' => 255,
                ],
                [
                    [ 'categories' ],
                    'safe',
                ],
            ];
        }
        
        /**
         * @inheritdoc
         */
        public function attributeLabels()
        {
            return [
                'tax_group_id' => 'Tax Group ID',
                'alias'        => 'Alias',
                'name'         => 'Name',
                'description'  => 'Description',
                'is_filter'    => 'Use in filter',
                'sort'         => 'Sort',
                'display'      => 'Display',
                'is_menu'      => 'Отображать в меню',
            ];
        }
        
        public function getCategories()
        {
            return $this->hasMany(Category::className(), [ 'category_id' => 'category_id' ])
                        ->viaTable('tax_group_to_category', [ 'tax_group_id' => 'tax_group_id' ]);
        }
        
        public function setCategories($values)
        {
            $this->categories = $values;
        }
        
        public function afterSave($insert, $changedAttributes)
        {
            $this->unlinkAll('categories', true);
            $categories = [];
            if(!empty($this->categories)) {
                $categories = Category::findAll($this->categories);
            }
            foreach($categories as $category) {
                $this->link('categories', $category);
            }
        }
        
        /**
         * @return \yii\db\ActiveQuery
         */
        public function getOptions()
        {
            return $this->getTaxOptions();
        }
        
        public function getTaxOptions()
        {
            return $this->hasMany(TaxOption::className(), [ 'tax_group_id' => 'tax_group_id' ])
                        ->inverseOf('taxGroup');
        }
    }