function get_co_promotion($json)
{
    $database = new Database();
    $coProTbl = $database->getCoPromotionTbl();
    $promotionTbl = $database->getPromotionTbl();
    $copros = $coProTbl->getAllCoPromotion($json->{'ShopId'});
    $ret_array = array();
    $cnt = 0;
    foreach ($copros as $co) {
        $promotionId = $co->PromotionId;
        $promotion = $promotionTbl->get($promotionId);
        $ret_array[$cnt++] = array("CoPromotionId" => $co->CoPromotionId, "ShopRequesterId" => $co->ShopRequesterId, "ShopPartnerId" => $co->ShopPartnerId, "PromotionName" => $promotion->Name, "PromotionDetail" => $promotion->Detail, "RecordDate" => $promotion->RecordDate, "PicturePath" => $promotion->PicturePath);
    }
    echo "{ Co-Promotion : " . json_encode($ret_array) . "}";
    exit;
}
function save_accept_co_promotion($json)
{
    $database = new Database();
    $coProTbl = $database->getCoPromotionTbl();
    $success = $coProTbl->acceptCoPromotion($json->{'CoPromotionId'});
    if ($success) {
        echo_save_suc_msg();
    } else {
        echo_save_unsuc_msg();
    }
}