<?php
class ModelSaleVoucherTheme extends Model {

    public function addVoucherTheme($data) {
        $this->db->query("INSERT INTO " . DB_PREFIX . "voucher_theme SET image = '" . $this->db->escape($data['image']) . "'");

        $voucher_theme_id = $this->db->getLastId();

        foreach ($data['voucher_theme_description'] as $language_id => $value) {
            $this->db->query("INSERT INTO " . DB_PREFIX . "voucher_theme_description SET voucher_theme_id = '" . (int)$voucher_theme_id . "', language_id = '" . (int)$language_id . "', name = '" . $this->db->escape($value['name']) . "'");
        }

        $this->cache->delete('voucher_theme');

        return $voucher_theme_id;
    }

    public function editVoucherTheme($voucher_theme_id, $data) {
        $this->db->query("UPDATE " . DB_PREFIX . "voucher_theme SET image = '" . $this->db->escape($data['image']) . "' WHERE voucher_theme_id = '" . (int)$voucher_theme_id . "'");

        $this->db->query("DELETE FROM " . DB_PREFIX . "voucher_theme_description WHERE voucher_theme_id = '" . (int)$voucher_theme_id . "'");

        foreach ($data['voucher_theme_description'] as $language_id => $value) {
            $this->db->query("INSERT INTO " . DB_PREFIX . "voucher_theme_description SET voucher_theme_id = '" . (int)$voucher_theme_id . "', language_id = '" . (int)$language_id . "', name = '" . $this->db->escape($value['name']) . "'");
        }

        $this->cache->delete('voucher_theme');
    }

    public function deleteVoucherTheme($voucher_theme_id) {
        $this->db->query("DELETE FROM " . DB_PREFIX . "voucher_theme WHERE voucher_theme_id = '" . (int)$voucher_theme_id . "'");
        $this->db->query("DELETE FROM " . DB_PREFIX . "voucher_theme_description WHERE voucher_theme_id = '" . (int)$voucher_theme_id . "'");

        $this->cache->delete('voucher_theme');
    }

    public function getVoucherTheme($voucher_theme_id) {
        $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "voucher_theme vt LEFT JOIN " . DB_PREFIX . "voucher_theme_description vtd ON (vt.voucher_theme_id = vtd.voucher_theme_id) WHERE vt.voucher_theme_id = '" . (int)$voucher_theme_id . "' AND vtd.language_id = '" . (int)$this->config->get('config_language_id') . "'");

        return $query->row;
    }

    public function getVoucherThemes($data = array()) {
        if ($data) {
            $sql = "SELECT * FROM " . DB_PREFIX . "voucher_theme vt LEFT JOIN " . DB_PREFIX . "voucher_theme_description vtd ON (vt.voucher_theme_id = vtd.voucher_theme_id) WHERE vtd.language_id = '" . (int)$this->config->get('config_language_id') . "' ORDER BY vtd.name";

            if (isset($data['order']) && ($data['order'] == 'DESC')) {
                $sql .= " DESC";
            } else {
                $sql .= " ASC";
            }

            if (isset($data['start']) || isset($data['limit'])) {
                if ($data['start'] < 0) {
                    $data['start'] = 0;
                }

                if ($data['limit'] < 1) {
                    $data['limit'] = 20;
                }

                $sql .= " LIMIT " . (int)$data['start'] . "," . (int)$data['limit'];
            }

            $query = $this->db->query($sql);

            return $query->rows;
        } else {
            $voucher_theme_data = $this->cache->get('voucher_theme.' . (int)$this->config->get('config_language_id'));

            if (!$voucher_theme_data) {
                $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "voucher_theme vt LEFT JOIN " . DB_PREFIX . "voucher_theme_description vtd ON (vt.voucher_theme_id = vtd.voucher_theme_id) WHERE vtd.language_id = '" . (int)$this->config->get('config_language_id') . "' ORDER BY vtd.name");

                $voucher_theme_data = $query->rows;

                $this->cache->set('voucher_theme.' . (int)$this->config->get('config_language_id'), $voucher_theme_data);
            }

            return $voucher_theme_data;
        }
    }

    public function getVoucherThemeDescriptions($voucher_theme_id) {
        $voucher_theme_data = array();

        $query = $this->db->query("SELECT * FROM " . DB_PREFIX . "voucher_theme_description WHERE voucher_theme_id = '" . (int)$voucher_theme_id . "'");

        foreach ($query->rows as $result) {
            $voucher_theme_data[$result['language_id']] = array( 'name' => $result['name'] );
        }

        return $voucher_theme_data;
    }

    public function getTotalVoucherThemes() {
        $query = $this->db->query("SELECT COUNT(*) AS total FROM " . DB_PREFIX . "voucher_theme");

        return $query->row['total'];
    }

}