'未结算', self::SETTLED => '已结算', ]; return isset($data[$key]) ? $data[$key] : $data; } public static function getTypeMap($key=null) { $data = [ self::ORDER_CONSUME => '订单消费', self::DIRECT_CONSUME => '直推消费', self::NEW_PEOPLE => '推荐新人', ]; return isset($data[$key]) ? $data[$key] : $data; } public static function getIsFeedbackMap($key=null) { $data = [ self::NO_FEEDBACK => '未退款', self::YES_FEEDBACK => '已退款', ]; return isset($data[$key]) ? $data[$key] : $data; } }