// based on https://github.com/ChrisAdderley/CryoTanks/blob/master/GameData/CryoTanks/Patches/CryoTanksFuelTankTypes.cfg
// by ChrisAdderley (aka Nertea)
// shared as CC BY-NC-SA 4.0 (https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode)
// modified by daTodi

// Lifting tanks
@PART[*]:HAS[@RESOURCE[LiquidFuel],@RESOURCE[Oxidizer],!MODULE[InterstellarFuelSwitch],!MODULE[ModuleEnginesFX],!MODULE[ModuleEngines],!MODULE[FSfuelSwitch],!MODULE[WBIResourceSwitcher]]:NEEDS[!modularFuelTanks&!RealFuels]:FOR[zzz_CryoTanks]
{
	%LF = #$RESOURCE[LiquidFuel]/maxAmount$
	%OX = #$RESOURCE[Oxidizer]/maxAmount$

	%totalCap = #$RESOURCE[LiquidFuel]/maxAmount$
	@totalCap += #$RESOURCE[Oxidizer]/maxAmount$


	%massOffset = #$totalCap$
	@massOffset *= 0.000625 // standard dry mass per units of LF/OX
	@massOffset *= -1

	@LF *= #$@RESOURCE_DEFINITION[LiquidFuel]/unitCost$
	@OX *= #$@RESOURCE_DEFINITION[Oxidizer]/unitCost$

	%costOffset = #$LF$
	@costOffset += #$OX$
	@costOffset *= -1

	!RESOURCE[LiquidFuel] {}
	!RESOURCE[Oxidizer] {}
	!MODULE[ModuleB9PartSwitch]:HAS[#moduleID[fuelSwitch]] {}

	MODULE
	{
		name = ModuleB9PartSwitch
		moduleID = fuelSwitch
		switcherDescription = #LOC_CryoTanks_switcher_fuel_title
		baseVolume = #$../totalCap$
		SUBTYPE
		{
			name = LF/O
			title = #LOC_CryoTanks_switcher_fuel_lfox
			tankType = LFOX
			addedMass = #$../../massOffset$
			addedCost = #$../../costOffset$
		}
		SUBTYPE
		{
			name = Oxidizer
			title = #LOC_CryoTanks_switcher_fuel_ox
			tankType = OX
			addedMass = #$../../massOffset$
			addedCost = #$../../costOffset$
		}
		SUBTYPE
		{
			name = LiquidFuel
			title = #LOC_CryoTanks_switcher_fuel_lf
			tankType = LF
			addedMass = #$../../massOffset$
			addedCost = #$../../costOffset$
		}
	}
}

// LF-only tanks
@PART[*]:HAS[@RESOURCE[LiquidFuel],!@RESOURCE[Oxidizer],!MODULE[InterstellarFuelSwitch],!MODULE[ModuleEnginesFX],!MODULE[ModuleEngines],!MODULE[FSfuelSwitch],!MODULE[WBIResourceSwitcher]]:NEEDS[!modularFuelTanks&!RealFuels]:FOR[zzz_CryoTanks]
{
	%LF = #$RESOURCE[LiquidFuel]/maxAmount$

	%totalCap = #$RESOURCE[LiquidFuel]/maxAmount$

	%massOffset = #$totalCap$
	@massOffset *= 0.000625 // standard dry mass per units of LF/OX
	@massOffset *= -1

	@LF *= #$@RESOURCE_DEFINITION[LiquidFuel]/unitCost$

	%costOffset = #$LF$
	@costOffset *= -1

	!RESOURCE[LiquidFuel] {}
	!MODULE[ModuleB9PartSwitch]:HAS[#moduleID[fuelSwitch]] {}

	MODULE
	{
		name = ModuleB9PartSwitch
		moduleID = fuelSwitch
		switcherDescription = #LOC_CryoTanks_switcher_fuel_title
		baseVolume = #$../totalCap$
		SUBTYPE
		{
			name = LF/O
			title = #LOC_CryoTanks_switcher_fuel_lfox
			tankType = LFOX
			addedMass = #$../../massOffset$
			addedCost = #$../../costOffset$
		}
		SUBTYPE
		{
			name = Oxidizer
			title = #LOC_CryoTanks_switcher_fuel_ox
			tankType = OX
			addedMass = #$../../massOffset$
			addedCost = #$../../costOffset$
		}
		SUBTYPE
		{
			name = LiquidFuel
			title = #LOC_CryoTanks_switcher_fuel_lf
			tankType = LF
			addedMass = #$../../massOffset$
			addedCost = #$../../costOffset$
		}
	}
}