<?php

class PreorderDiscountModel {
    public $preorder_id;
    public $code;
    public $info;
    public $assigned;

    public $create_by = null;
    public $edit_by = null;
    public $create = null;
    public $edit = null;

    public static function create(Array $data) {
        $model = new PreorderDiscount();

        foreach($data as $field => $value) {
            if(property_exists(get_called_class(), $field)) {
                $model ->$field = $value;
            }
        }

        $me = new User();
        $me->loadMe();

        if($model->create_by === null) {
            $model->create_by = $me->id;
        }
        if($model->edit_by === null) {
            $model->edit_by = $me->id;
        }

        return $model;
    }

    public static function getAll() {
        $items = [];

        $db = FronkDB::singleton();

        $res = $db->select("PreorderDiscount", "*", "1 = 1 ORDER BY code");
        if($db->num_rows($res)) {
            while($data = $db->fetch_object($res)) {
                $items[] = new PreorderDiscount($data);
            }
        }
        return $items;

    }

    public static function getFirst($filter) {
        $db = FronkDB::singleton();

        $where = self::getSqlFilter($filter);
        $sql = "SELECT PreorderDiscount.* FROM PreorderDiscount
            WHERE $where
            LIMIT 1";
        //var_dump($sql);exit;
        $res = $db->query($sql);
        if($db->num_rows($res)) {
            $data = $db->fetch_object($res);
            $item = new PreorderDiscount($data);
            if($item->id) {
                return $item;
            } else {
                return null;
            }
        }
        return null;
    }

    public static function count($filter) {
        $db = FronkDB::singleton();

        $where = self::getSqlFilter($filter);
        $sql = "SELECT COUT(*) as cnt FROM PreorderDiscount
            WHERE $where
            ";

        mfLoghandler::singleton()->debug($sql);

        $res = $db->query($sql);
        if($db->num_rows($res)) {
            $data = $db->fetch_object($res);
            return $data->cnt;
        }
        return 0;
    }

    public static function search($filter, $limit = false) {
        //var_dump($filter);exit;
        $items = [];
        $db = FronkDB::singleton();

        $where = self::getSqlFilter($filter);
        $sql = "SELECT PreorderDiscount.* FROM PreorderDiscount
            WHERE $where
            ORDER BY code";

        if(is_array($limit) && count($limit)) {
            if(is_numeric($limit['start']) && is_numeric($limit['count'])) {
                $sql .= " LIMIT ".$limit['start'].", ".$limit['count'];
            } elseif(is_numeric($limit['count'])) {
                $sql .= " LIMIT ".$limit['count'];
            }
        }

        mfLoghandler::singleton()->debug($sql);

        $res = $db->query($sql);
        if($db->num_rows($res)) {
            while($data = $db->fetch_object($res)) {
                $items[$data->id] = new PreorderDiscount($data);
            }
        }

        return $items;
    }

    private static function getSqlFilter($filter) {
        $where = "1=1 ";

        $db = FronkDB::singleton();

        if(array_key_exists("preorder_id", $filter)) {
            $preorder_id = $filter['preorder_id'];
            if(is_numeric($preorder_id)) {
                $where .= " AND PreorderDiscount.`preorder_id` = $preorder_id";
            }
        }

        if(array_key_exists("code", $filter)) {
            $code = $db->escape($filter['code']);
            if($code) {
                $where .= " AND PreorderDiscount.`code` = '$code'";
            }
        }

        if(array_key_exists("assigned", $filter)) {
            $assigned = $filter['assigned'];
            if($assigned === true) {
                $where .= " AND PreorderDiscount.`assigned` > 0";
            }
            if($assigned === false || $assigned === null) {
                $where .= " AND (PreorderDiscount.`assigned` IS NULL OR PreorderDiscount.`assigned` = 0)";
            }
        }

        //var_dump($filter, $where);exit;
        return $where;
    }

}