<?php

namespace backend\controllers;

use common\models\ProductionProduit;

use Yii;
use yii\filters\AccessControl;
use common\models\Produit;
use common\models\Production;
use common\models\User;
use yii\data\ActiveDataProvider;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\filters\VerbFilter;
use yii\web\UploadedFile;


/**
 * ProduitController implements the CRUD actions for Produit model.
 */
class ProduitController extends Controller
{
	
	var $enableCsrfValidation = false ;
	
    public function behaviors()
    {
        return [
            'verbs' => [
                'class' => VerbFilter::className(),
                'actions' => [
                    'delete' => ['post'],
                ],
            ],
            'access' => [
            	'class' => AccessControl::className(),
            	'rules' => [
            		[
            			'allow' => true,
            			'roles' => ['@'],
            			'matchCallback' => function ($rule, $action) {
            				return Yii::$app->user->identity->status == USER::STATUS_ADMIN ;
            			}
            		]
            	],
            ],
        ];
    }

    /**
     * Lists all Produit models.
     * @return mixed
     */
    public function actionIndex()
    {
        $dataProvider = new ActiveDataProvider([
            'query' => Produit::find()->where('(vrac IS NULL OR vrac = 0)')->orderBy('order ASC'),
        ]);

        return $this->render('index', [
            'dataProvider' => $dataProvider,
        ]);
    }

    /**
     * Displays a single Produit model.
     * @param integer $id
     * @return mixed
     */
    public function actionView($id)
    {
        return $this->render('view', [
            'model' => $this->findModel($id),
        ]);
    }

    /**
     * Creates a new Produit model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     * @return mixed
     */
    public function actionCreate()
    {
        $model = new Produit();

        if ($model->load(Yii::$app->request->post()) && $model->save()) {
        	self::uploadFile($model, 'illustration') ;
        	self::uploadFile($model, 'photo') ;
        	
        	// on ajoute un enregistrement ProductionProduit pour chaque production
        	$productions = Production::find()->where('date > '.date('Y-m-d'))->all() ;
        	foreach($productions as $prod) {
        		$production_produit = new ProductionProduit ;
        		$production_produit->id_production = $prod->id ;
        		$production_produit->id_produit = $model->id ;
        		$production_produit->actif = 0 ;
        		$production_produit->save() ;
        	}
        	
            return $this->redirect(['index']);
        } else {
            return $this->render('create', [
                'model' => $model,
            ]);
        }
    }

    /**
     * Updates an existing Produit model.
     * If update is successful, the browser will be redirected to the 'view' page.
     * @param integer $id
     * @return mixed
     */
    public function actionUpdate($id)
    {
    	$request = Yii::$app->request ;
    	
        $model = $this->findModel($id);
		$illustration_filename_old = $model->illustration ;
		$photo_filename_old = $model->photo ;
		
        if ($model->load(Yii::$app->request->post()) && $model->save()) {	
        	self::uploadFile($model, 'illustration', $illustration_filename_old) ;
        	self::uploadFile($model, 'photo', $photo_filename_old) ;
        	
        	$delete_illustration = $request->post('delete_illustration',0) ;
        	if($delete_illustration) {
        		$model->illustration = '' ;
        		$model->save() ;
        	}
        	
        	$delete_photo = $request->post('delete_photo',0) ;
        	if($delete_photo) {
        		$model->photo = '' ;
        		$model->save() ;
        	}
        	
            return $this->redirect(['index']);
        } else {
            return $this->render('update', [
                'model' => $model,
            ]);
        }
    }
    
    public static function uploadFile($model, $champs, $filename_old = '') {
    	$file = UploadedFile::getInstance($model, $champs);
    	if($file) {
    		$file_name = $file->baseName.'-'.uniqid().'.' . $file->extension ;
    		$file->saveAs('../../frontend/web/uploads/' . $file_name);
    		$model->$champs = $file_name ;
    	}
    	else {
    		$model->$champs = $filename_old ;
    	}
    	 
    	$model->save() ;
    }

    /**
     * Deletes an existing Produit model.
     * If deletion is successful, the browser will be redirected to the 'index' page.
     * @param integer $id
     * @return mixed
     */
    public function actionDelete($id)
    {
        $this->findModel($id)->delete();

        $productions_produits = ProductionProduit::find()->where(['id_produit'=>$id])->all() ;
        foreach($productions_produits as $pp) {
        	$pp->delete() ;
        }
        
        return $this->redirect(['index']);
    }

    /**
     * Finds the Produit model based on its primary key value.
     * If the model is not found, a 404 HTTP exception will be thrown.
     * @param integer $id
     * @return Produit the loaded model
     * @throws NotFoundHttpException if the model cannot be found
     */
    protected function findModel($id)
    {
        if (($model = Produit::findOne($id)) !== null) {
            return $model;
        } else {
            throw new NotFoundHttpException('The requested page does not exist.');
        }
    }
}