FSfuelSwitchPatch.cfg

//Code by Badsector, Nertea and veryinky


@PART[*]:HAS[@RESOURCE[LiquidFuel],@RESOURCE[Oxidizer],!MODULE[FSfuelSwitch]] {   

    %LF = #$RESOURCE[LiquidFuel]/maxAmount$
    %OX = #$RESOURCE[Oxidizer]/maxAmount$
    
    %totalCap = #$RESOURCE[LiquidFuel]/maxAmount$
    @totalCap += #$RESOURCE[Oxidizer]/maxAmount$
    
    %tempVar = 0
    %dryCost = 0
    
    @dryCost = #$cost$
    
    %LFCost = 0
    %OXCost = 0
    %mixLFCost = 0
    
    // compute cost of stock tank fuel
    @tempVar = #$RESOURCE[LiquidFuel]/maxAmount$
    @tempVar *= 0.8
    @mixLFCost += #$tempVar$
    
    @tempVar = #$RESOURCE[Oxidizer]/maxAmount$
    @tempVar *= 0.18
    @mixLFCost += #$tempVar$
    
    @dryCost -= #$mixLFCost$
    @cost -= #$mixLFCost$
    
    // Cost 2 * LF + OX
    %mixLFCost2 = 0
    %LF2 = #$LF$
    @LF2 *= 2

    @tempVar = #$LF2$
    @tempVar *= 0.8
    @mixLFCost2 += #$tempVar$

    %OX2 = #$totalCap$
    @OX2 -= #$LF2$

    @tempVar = #$OX2$
    @tempVar *= 0.18
    @mixLFCost2 += #$tempVar$

    // Cost LF only
    @tempVar = #$totalCap$
    @tempVar *= 0.18
    @LFCost += #$tempVar$

    // Cost OX only
    @tempVar = #$totalCap$
    @tempVar *= 0.18
    @OXCost += #$tempVar$
    
    @tempVar = 0
    MODULE {
        name = FSfuelSwitch


        resourceNames = LiquidFuel,Oxidizer;LiquidFuel,Oxidizer;LiquidFuel;Oxidizer


        resourceAmounts = #$../LF$,$../OX$;$../LF2$,$../OX2$;$../totalCap$;$../totalCap$


        tankCost = #$../mixLFCost$;$../mixLFCost2$;$../LFCost$;$../OXCost$
        displayCurrentTankCost = true


        hasGUI = true
        showInfo = true
        
        availableInFlight = false
        availableInEditor = true


        basePartMass = #$../mass$
        tankMass = 0;0;0;0;0
    }
    
    !RESOURCE[LiquidFuel] {}
    !RESOURCE[Oxidizer] {}
    
}