public function actionRendicFechas()
 {
     $model = new RangoFechas();
     if ($model->load(Yii::$app->request->post()) && $model->validate()) {
         return $this->redirect(['rendic-selec', 'fd' => $model->fecdesde, 'fh' => $model->fechasta]);
     }
     return $this->render('rendicfechas', ['model' => $model]);
     //$model->fecdesde y fechasta
 }
    public function actionStats()
    {
        $model = new RangoFechas();
        if ($model->load(Yii::$app->request->post()) && $model->validate()) {
            $q = 'SELECT WEEKDAY(ing_fecha) AS dia,"" AS desc_dia,concepto,0 AS porc,COUNT(*) AS cant 
				FROM accesos JOIN accesos_conceptos on accesos.id_concepto=accesos_conceptos.id 
				WHERE ing_fecha BETWEEN :fecdesde AND :fechasta
				GROUP BY dia,concepto,porc 
				ORDER BY dia,concepto';
            $command = \Yii::$app->db->createCommand($q);
            $command->bindParam(':fecdesde', $model->fecdesde);
            $command->bindParam(':fechasta', $model->fechasta);
            $rows = $command->queryAll();
            $totCant = 0;
            foreach ($rows as $r) {
                $totCant += $r['cant'];
            }
            $semana = ['Domingo', 'Lunes', 'Martes', 'Miércoles', 'Jueves', 'Viernes', 'Sábado'];
            if ($totCant > 0) {
                $categ = [];
                $categNum = [];
                $nameSeries = [];
                foreach ($rows as &$r) {
                    $r['desc_dia'] = $semana[$r['dia']];
                    $r['porc'] = number_format($r['cant'] / $totCant * 100, 2);
                    if (!in_array($r['desc_dia'], $categ)) {
                        $categ[] = $r['desc_dia'];
                        $categNum[] = $r['dia'];
                    }
                    if (!in_array($r['concepto'], $nameSeries)) {
                        $nameSeries[] = $r['concepto'];
                    }
                }
                /*	
                  'series' => [
                	 ['name' => 'Visitas', 'data' => [1, 0, 4,3,3,4,2]],
                	 ['name' => 'John', 'data' => [5, 7, 3,2,4,0,1]]
                  ]
                */
                $series = [];
                foreach ($nameSeries as $ns) {
                    $cants = [];
                    foreach ($categNum as $cn) {
                        $q = 'SELECT COUNT(*) AS cant 
							FROM accesos JOIN accesos_conceptos on accesos.id_concepto=accesos_conceptos.id 
							WHERE ing_fecha BETWEEN :fecdesde AND :fechasta
							AND WEEKDAY(ing_fecha)=:dia
							AND concepto=:concepto';
                        $command = \Yii::$app->db->createCommand($q);
                        $command->bindParam(':fecdesde', $model->fecdesde);
                        $command->bindParam(':fechasta', $model->fechasta);
                        $command->bindParam(':dia', $cn);
                        $command->bindParam(':concepto', $ns);
                        $cant = $command->queryOne();
                        $cants[] = (int) $cant['cant'];
                    }
                    $series[] = ['type' => 'column', 'name' => $ns, 'data' => $cants];
                }
                $cantsPie = [];
                foreach ($categNum as $cn) {
                    $q = 'SELECT COUNT(*) AS cant 
						FROM accesos JOIN accesos_conceptos on accesos.id_concepto=accesos_conceptos.id 
						WHERE ing_fecha BETWEEN :fecdesde AND :fechasta
						AND WEEKDAY(ing_fecha)=:dia';
                    $command = \Yii::$app->db->createCommand($q);
                    $command->bindParam(':fecdesde', $model->fecdesde);
                    $command->bindParam(':fechasta', $model->fechasta);
                    $command->bindParam(':dia', $cn);
                    $cant = $command->queryOne();
                    $cantsPie[] = [$semana[$cn], (int) $cant['cant']];
                }
                Yii::trace($cantsPie);
                $pie = ['type' => 'pie', 'name' => 'Accesos', 'data' => $cantsPie];
            }
            //Yii::trace($series);
            $dataProvider = new ArrayDataProvider(['allModels' => $rows, 'pagination' => ['pageSize' => -1]]);
        } else {
            $dataProvider = null;
            $series = null;
            $categ = null;
            $pie = null;
        }
        return $this->render('stats', ['model' => $model, 'dataProvider' => $dataProvider, 'series' => $series, 'categ' => $categ, 'pie' => $pie]);
    }