<?php
/**
 * NOTICE OF LICENSE
 *
 * This file is licenced under the Software License Agreement.
 * With the purchase or the installation of the software in your application
 * you accept the licence agreement.
 *
 * You must not modify, adapt or create derivative works of this source code
 *
 * @author    Musaffar Patel
 * @copyright 2016-2020 Musaffar Patel
 * @license   LICENSE.txt
 */

abstract class DDWScopeHelper
{
    public $id_lang;
    protected $id_shop;
    protected $scope = '';

    abstract public function getScopeMatches($search_string);

    abstract public function getName($id);

    public static function getInstance($scope, $id_lang, $id_shop)
    {
        switch ($scope) {
            case 'supplier':
                $scope_instance = new DDWScopeSupplier();
                break;
            case 'category':
                $scope_instance = new DDWScopeCategory();
                break;

            case 'product':
                $scope_instance = new DDWScopeProduct();
                break;
        }

        $scope_instance->id_lang = $id_lang;
        $scope_instance->id_shop = $id_shop;
        $scope_instance->scope = $scope;
        return $scope_instance;
    }

    public function getOptions($id_associated, $id_carrier)
    {
        $sql = new DbQuery();
        $sql->select('*');
        $sql->from('ddw_scopes');
        $sql->where('scope LIKE "' . $this->scope . '"');
        $sql->where('id_associated = ' . (int)$id_associated);
        $sql->where('id_carrier = ' . (int)$id_carrier);

        $row = Db::getInstance()->getRow($sql);
        return $row;
    }

    /**
     * @param $id_carrier
     * @param $id_associated
     * @param $scope
     */
    public static function deleteScopeByRule($id_carrier, $id_associated, $scope)
    {
        DB::getInstance()->delete(DDWScopeModel::$definition['table'], 'id_carrier = ' . (int)$id_carrier . ' AND id_associated = ' . (int)$id_associated . ' AND scope = "' . pSQL($scope) . '"');
    }

    /**
     * Make sure only weekdays available across all products are present in the final array
     * @param $scopes
     * @return mixed
     */
    public static function uniqueWeekDays($scopes)
    {
        $weekdays_collection = array();
        foreach ($scopes as $scope) {
            $weekdays = json_decode($scope['weekdays']);
            $weekdays_collection[] = $weekdays;
        }

        if (empty($weekdays_collection)) {
            return array();
        }

        if (count($weekdays_collection) <= 1) {
            return $weekdays_collection[0];
        } else {
            $return = call_user_func_array('array_intersect', $weekdays_collection);
            $return = array_values($return);
            return $return;
        }
    }
}

class DDWScopeSupplier extends DDWScopeHelper
{
    public function getScopeMatches($search_string)
    {
        $sql = new DbQuery();
        $sql->select('s.name, s.id_supplier AS id');
        $sql->from('supplier', 's');
        $sql->innerJoin('supplier_shop', 'ss', 's.id_supplier = ss.id_supplier AND ss.id_shop = ' . (int)$this->id_shop);
        $sql->where('s.name LIKE "%' . pSQL($search_string) . '%"');
        $sql->orderBy('s.name');
        return Db::getInstance()->executeS($sql);
    }

    public function getName($id)
    {
        $sql = new DbQuery();
        $sql->select('s.name');
        $sql->from('supplier', 's');
        $sql->where('s.id_supplier = ' . (int)$id);
        $row = Db::getInstance()->getRow($sql);
        if (!empty($row['name'])) {
            return $row['name'];
        } else {
            return '';
        }
    }

    public function getCartCollection($id_cart, $id_carrier = -1)
    {
        $sql = new DbQuery();
        $sql->select('*');
        $sql->from('ddw_scopes', 's');
        $sql->innerJoin('product_supplier', 'ps', 'ps.id_supplier = s.id_associated');
        $sql->innerJoin('cart_product', 'cp', 'cp.id_product = ps.id_product');
        $sql->where('s.scope LIKE "supplier"');
        $sql->where('cp.id_cart = ' . (int)$id_cart);

        if ($id_carrier > -1) {
            $sql->where('s.id_carrier = ' . (int)$id_carrier);
        }

        $sql->groupBy('id_supplier');
        $sql->orderBy('min_days DESC');
        $result = Db::getInstance()->executeS($sql);
        return $result;
    }
}

class DDWScopeCategory extends DDWScopeHelper
{
    public function getScopeMatches($search_string)
    {
        $sql = new DbQuery();
        $sql->select('c.name, c.id_category AS id');
        $sql->from('category_lang', 'c');
        $sql->where('c.name LIKE "%' . pSQL($search_string) . '%"');
        $sql->where('c.id_shop = ' . (int)$this->id_shop);
        $sql->where('c.id_lang = ' . (int)$this->id_lang);
        $sql->orderBy('c.name');
        return Db::getInstance()->executeS($sql);
    }

    public function getName($id)
    {
        $sql = new DbQuery();
        $sql->select('cl.name');
        $sql->from('category_lang', 'cl');
        $sql->where('cl.id_category = ' . (int)$id);
        $row = Db::getInstance()->getRow($sql);
        if (!empty($row['name'])) {
            return $row['name'];
        } else {
            return '';
        }
    }

    public function getCartCollection($id_cart, $id_carrier = -1)
    {
        $sql = new DbQuery();
        $sql->select('*');
        $sql->from('ddw_scopes', 's');
        $sql->innerJoin('category_product', 'c', 'c.id_category = s.id_associated');
        $sql->innerJoin('cart_product', 'cp', 'cp.id_product = c.id_product');
        $sql->where('s.scope LIKE "category"');
        $sql->where('cp.id_cart = ' . (int)$id_cart);

        if ($id_carrier > -1) {
            $sql->where('s.id_carrier = ' . (int)$id_carrier);
        }

        $sql->groupBy('id_category');
        $sql->orderBy('min_days DESC');
        $result = Db::getInstance()->executeS($sql);
        return $result;
    }

    public function getOptions($id_associated, $id_carrier)
    {
        $sql = new DbQuery();
        $sql->select('*');
        $sql->from('ddw_scopes');
        $sql->where('scope LIKE "category"');
        $sql->where('id_associated = ' . (int)$id_associated);
        $sql->where('id_carrier = ' . (int)$id_carrier);

        $row = Db::getInstance()->getRow($sql);
        return $row;
    }
}


class DDWScopeProduct extends DDWScopeHelper
{
    public function getScopeMatches($search_string)
    {
    }

    public function getName($id)
    {
        $sql = new DbQuery();
        $sql->select('pl.name');
        $sql->from('product_lang', 'pl');
        $sql->where('pl.id_product = ' . (int)$id);
        $row = Db::getInstance()->getRow($sql);
        if (!empty($row['name'])) {
            return $row['name'];
        } else {
            return '';
        }
    }

    public function getCartCollection($id_cart, $id_carrier = -1)
    {
        $sql = new DbQuery();
        $sql->select('*');
        $sql->from('ddw_scopes', 's');
        $sql->innerJoin('product', 'p', 'p.id_product = s.id_associated');
        $sql->innerJoin('cart_product', 'cp', 'cp.id_product = p.id_product');
        $sql->where('s.scope LIKE "product"');
        $sql->where('cp.id_cart = ' . (int)$id_cart);

        if ($id_carrier > -1) {
            $sql->where('s.id_carrier = ' . (int)$id_carrier);
        }

        $sql->groupBy('cp.id_product');
        $sql->orderBy('min_days DESC');

        $result = Db::getInstance()->executeS($sql);
        return $result;
    }
}