<?php
use app\models\register\Collections;
use app\models\register\CollectionsObjects;
use app\models\register\Fields;
use app\models\register\ObjectTags;
use app\models\RegisterObjects;


$lg = Yii::$app->language;
$per_page = 10;
$page = $_GET['page'] ?? 1;


/**
 * @var \yii\web\View $this
 */

if (!empty($_GET['advance_filter']) || !empty($_GET['tags'])) {

    $objects = RegisterObjects::find();
    $objects = $objects->select('register_objects.ref_num')->where(['lib_type' => 1]);

    $conditionOr = ['or'];


    //[ FILTER BY NAME ]
    if (!empty($_GET['object_name'])) {
        $conditionOr[] = ['LIKE', 'name', $_GET['object_name']];
        $conditionOr[] = ['LIKE', 'ts_en_name', $_GET['object_name']];
    }


    //[ FILTER BY CREATOR ]
    if (!empty($_GET['created_by'])) {
        $conditionOr[] = ['=', 'created_by', $_GET['created_by']];
    }

    $conditionAnd = ['and'];

    //[ FILTER BY YEAR FROM ]
    if (!empty($_GET['year_from'])) {
        $conditionAnd[] = ['>=', 'created_year', $_GET['year_from']];
    }

    //[ FILTER BY YEAR TO ]
    if (!empty($_GET['year_to'])) {
        $conditionAnd[] = ['<=', 'created_year', $_GET['year_to']];
    }

    //region [FILTER BY OBJECT FIELDS]
    $fields = Fields::find()->where(['lib_type' => 1, 'active' => 1, 'deleted' => 0])->all();
    $objectFieldIdArray = [];
    $objectFieldValueTextArray = [];

    foreach ($fields as $field) {
        if (!empty($_GET['name_id_' . $field->id]))
            $objectFieldIdArray[] = $_GET['name_id_' . $field->id];
        if (!empty($_GET['name_text_' . $field->id]))
            $objectFieldValueTextArray[] = $_GET['name_text_' . $field->id];
    }

    if (sizeof($objectFieldIdArray) > 0 || sizeof($objectFieldValueTextArray) > 0) {
        $objects = $objects->joinWith('registerObjectFields');
    }

    if(sizeof($objectFieldIdArray) > 0) {
        $conditionOr[] = ['IN', 'value_id', $objectFieldIdArray];
    }

    if(sizeof($objectFieldValueTextArray) > 0) {
        foreach ($objectFieldValueTextArray as $value) {
            $conditionOr[] = ['=', 'value_text', $value];
        }
    }
    $objectIds = [];

    if($conditionOr != ['or'] || $conditionAnd != ['and']) {
        $objects = $objects->andWhere($conditionOr ?? [])->andWhere($conditionAnd ?? [])->all();
        foreach ($objects as $object) {
            $objectIds[] = $object->ref_num;
        }
    }

    if(!empty($_GET['tags'])) {
        $tags = explode('_', $_GET['tags']);
        $objectTags = ObjectTags::find()->where(['IN', 'tag_id', $tags])->andWhere(['active' => 1, 'deleted' => 0])->all();
        foreach ($objectTags as $objectTag) {
            if(!in_array($objectTag->object_id, $objectIds)) {
                $objectIds[] = $objectTag->object_id;
            }
        }
    }

    $collectionObjectConditionAnd = ['and'];
    $collectionObjectConditionAnd[] = ['IN', 'object_id', $objectIds];
    $collectionObjectConditionAnd[] = ['=', 'deleted', 0];
    $collectionObjectConditionAnd[] = ['=', 'active', 1];
    $collectionObjectConditionAnd[] = ['=', 'published', 1];

    if (!empty($_GET['partner_id']))
        $collectionObjectConditionAnd[] = ['=', 'partner_id', $_GET['partner_id']];

    $collectionObjectConditionOr = ['or'];
    $collectionObjectConditionOr[] = ['IS', 'is_payable', NULL];
    $collectionObjectConditionOr[] = ['=', 'is_payable', 0];

    $collectionObjects = CollectionsObjects::find()->joinWith('collection')
        ->where($collectionObjectConditionOr)
        ->andWhere($collectionObjectConditionAnd)
        ->groupBy('collection_id');

    $count = $collectionObjects->count();
    if ($count <= $per_page) $page = 1;
    $collectionObjects->offset($per_page * $page - $per_page)->limit($per_page);

    if (!empty($_GET['order_title'])) {
        $collectionObjects = $collectionObjects->orderBy([$_GET['order_title'] => SORT_ASC]);
    } else {
        $collectionObjects = $collectionObjects->orderBy(['id' => SORT_DESC]);
    }
    //region DISPLAY DATA
    $count = $collectionObjects->count();
    $data = [];
    /** @var CollectionsObjects $collectionObject */
    foreach ($collectionObjects->all() as $collectionObject) {
        $model = new \stdClass();

        $collection = $collectionObject->collection;

        $model->title = $lg == 'en' ? ($collection->name_en ?? $collection->name) : $collection->name;
        $model->type = 'collection';
        $model->img = $collection->getImg(\Yii::$app->params['portal'] . '/_public/images/empty-169.png');
        $model->id = $collection->id;
        $data[] = $model;
    }
    header('Content-type: application/json');
    echo json_encode(['data' => $data, 'lastPage' => ceil($count/$per_page), 'count' => $count]);
    //endregion
} else {
    $collections = Collections::find()->where(['or', ['=', 'is_payable', 0], ['IS', 'is_payable', null]])
        ->andWhere(['deleted' => 0, 'active' => 1, 'published' => 1]);
    if (!empty($_GET['partner_id'])) {
        $collections = $collections->andWhere(['partner_id' => $_GET['partner_id']]);
    }
    $collections = $collections->offset($per_page * $page - $per_page)->limit($per_page);

    $count = $collections->count();


    $data = [];
    foreach ($collections->all() as $collection) {
        $model = new \stdClass();
        $model->title = $lg == 'en' ? $collection->name_en ?? $collection->name : $collection->name;
        $model->type = 'collection';
        $model->img = $collection->getImg(\Yii::$app->params['portal'] . '/_public/images/empty-169.png');
        $model->id = $collection->id;
        $data[] = $model;
    }
    header('Content-type: application/json');
    echo json_encode(['data' => $data, 'lastPage' => ceil($count/$per_page), 'count' => $count]);
}