module CHook
    use CHookVariables
    use SimulationVariables
    implicit none    
    public
    contains

    ! subroutine HookFromJson(jsonfile)
	! 	type(json_file)::jsonfile
	! 	logical::found

    !     call jsonfile%get('Equipments.HookHeight',data%State%Drawworks%Hook_Height_final,found)
    !     if ( .not. found ) call logg(4,"Not found: Equipments.Hook.HookHeight")
    ! end subroutine

    ! subroutine HookToJson(parent)
    !     type(json_value),pointer :: parent
    !     type(json_core) :: json
    !     type(json_value),pointer :: p

    !     ! 1. create new node
    !     call json%create_object(p,'Hook')
    !     call json%add(p,"Velocity",data%State%Drawworks%HookLinearVelocity_final)
    !     call json%add(parent,p)
    ! end subroutine
    
    subroutine Set_HookHeight(v)
        use CDrillingConsoleVariables
        use SimulationVariables
        implicit none
        real , intent(in) :: v
        data%Equipments%Hook%HookHeight = v
        
        ! if(associated(HookHeightPtr)) then 
        !     call HookHeightPtr(data%Equipments%Hook%HookHeight)          
        ! end if
                
        !**call data%Equipments%Hook%OnHookHeightChange%RunAll(data%Equipments%Hook%HookHeight)
    end subroutine
    
    
    subroutine Set_HookHeight_S(v)
        implicit none
        real , intent(in) :: v
        
        if(v == data%Equipments%Hook%HookHeight) then
            return
        elseif (v > data%Equipments%Hook%HookHeight) then
            loop1: do
                call Set_HookHeight(data%Equipments%Hook%HookHeight + 0.2)
                if(abs(v - data%Equipments%Hook%HookHeight) <= 0.1) then
                    call Set_HookHeight(v)
                    exit loop1
                endif
                call sleepqq(100)
            enddo loop1
        else ! v < HookHeight
            loop2: do
                call Set_HookHeight(data%Equipments%Hook%HookHeight - 0.2)
                if(abs(data%Equipments%Hook%HookHeight - v) <= 0.1) then
                    call Set_HookHeight(v)
                    exit loop2
                endif
                call sleepqq(100)
            enddo loop2
        endif
        
    end subroutine    
    
    subroutine Update_HookHeight_From_Snapshot()
        implicit none
        call Set_HookHeight_S(data%Equipments%Hook%HookHeight_S)
    end subroutine            
 end module CHook