belongsToMany(Card::class, 'real_added_order_renewal_cards', 'order_id', 'sim'); } public function renewalPackageCards() { return $this->belongsToMany(Card::class, 'real_added_order_renewal_package_cards', 'order_id', 'sim'); } public function flowPackageCards() { return $this->belongsToMany(Card::class, 'real_added_order_flows_package_cards', 'order_id', 'sim'); } public function optionalPackageCards() { return $this->belongsToMany(Card::class, 'real_added_order_optional_package_cards', 'order_id', 'sim'); } public function additionalPackageCards() { return $this->belongsToMany(Card::class, 'real_added_order_additional_package_cards', 'order_id', 'sim'); } }