@startuml
class BlockFactory {
    - {static} Instance : BlockFactory
    - environment : Environment
    - blockDataList : List<BlockData>
    - blocksData : Dictionary<string, BlockData>
    + {static} getInstance() : BlockFactory
    - Awake() : void
    - Start() : void
    + createblock(prefabId:string, position:Vector3, rotation:Quaternion, id:string, layerDiff:bool) : GameObject
}
MonoBehaviour <|-- BlockFactory
@enduml