belongsTo(RealCompany::class, 'real_company_id', 'id'); } public function realPackage() { return $this->belongsTo(RealPackage::class, 'real_package_id', 'id'); } // 基础订单 public function realBasesOrder() { return $this->belongsToMany(RealOrder::class, 'real_order_base_card_relations', 'sim', 'order_id'); } // 续费订单 public function realRenewalOrders() { return $this->belongsToMany(RealOrder::class, 'real_order_renewal_card_relations', 'sim', 'order_id'); } // 加油包订单 public function realFlowOrders() { return $this->belongsToMany(RealOrder::class, 'real_order_flows_card_relations', 'sim', 'order_id'); } // 可选包订单 public function realOptionalOrders() { return $this->belongsToMany(RealOrder::class, 'real_order_optional_card_relations', 'sim', 'order_id'); } // 附加包订单 public function realAdditionalOrders() { return $this->belongsToMany(RealOrder::class, 'real_order_additional_card_relations', 'sim', 'order_id'); } }