belongsTo(Plant::class); } public function item() { return $this->belongsTo(Item::class, 'item_id', 'id'); } public function stickerMasters() { return $this->hasMany(StickerMaster::class, 'item_id', 'id'); } public function productionQuantities() { return $this->hasMany(ProductionQuantity::class); } public function motorTestingMasters() { return $this->hasMany(MotorTestingMaster::class); } public function testingPanelReadings() { return $this->hasMany(TestingPanelReading::class); } public function processOrders() { return $this->hasMany(ProcessOrder::class); } public function productCharacteristicsMasters() { return $this->hasMany(ProductCharacteristicsMaster::class); } public function characteristicValues() { return $this->hasMany(CharacteristicValue::class); } public function ClassCharacteristics() { return $this->hasMany(ClassCharacteristic::class, 'item_id', 'id'); } public function weightValidations() { return $this->hasMany(WeightValidation::class); } }