--
--	original by sven18koehler
--	edited by fruktor: renamed from "AgrolinerTUW20" to "Overcharge" 
--					   removed plane, added optional control through VariableTip, disabled discharge@tiptrigger
--

Overcharge = {};

function Overcharge.prerequisitesPresent(specializations)
    return true;
end;

function Overcharge:load(xmlFile)

	self.setSoundState = SpecializationUtil.callSpecializationsFunction("setSoundState");
	self.setUnloadingState = SpecializationUtil.callSpecializationsFunction("setUnloadingState");
	self.setVehicleRpmUp = SpecializationUtil.callSpecializationsFunction("setVehicleRpmUp");
	self.trailerRaycastCallback = Overcharge.trailerRaycastCallback;

	local hydraulicsCount = Utils.getNoNil(getXMLInt(xmlFile, "vehicle.hydraulics#count"), 0);	
	self.hydraulics = {};	
	for i=1, hydraulicsCount do
		local hydraulicName = string.format("vehicle.hydraulics.hydraulic%d", i);		
		self.hydraulics[i] = {};		
		self.hydraulics[i].node = Utils.indexToObject(self.components, getXMLString(xmlFile, hydraulicName .. "#index"));
		self.hydraulics[i].punch = Utils.indexToObject(self.components, getXMLString(xmlFile, hydraulicName .. "#punch"));
		self.hydraulics[i].translationPunch = Utils.indexToObject(self.components, getXMLString(xmlFile, hydraulicName .. "#punchFixpoint"));
		self.hydraulics[i].fixPoint = Utils.indexToObject(self.components, getXMLString(xmlFile, hydraulicName .. "#fixpoint"));
		if self.hydraulics[i].punch ~= nil and self.hydraulics[i].translationPunch ~= nil then
			local ax, ay, az = getWorldTranslation(self.hydraulics[i].punch);
			local bx, by, bz = getWorldTranslation(self.hydraulics[i].translationPunch);		
			self.hydraulics[i].punchDistance = Utils.vector3Length(ax-bx, ay-by, az-bz);
		end;
		self.hydraulics[i].doScale = Utils.getNoNil(getXMLBool(xmlFile, hydraulicName .. "#doScale"), false);
	end;

	self.unloadingSounds = {};
	self.unloadingSounds.startSound = {};
	local startSound = getXMLString(xmlFile, "vehicle.unloadingSounds#startFile");
    if startSound ~= nil and startSound ~= "" then
        startSound = Utils.getFilename(startSound, self.baseDirectory); 
        self.unloadingSounds.startSound.file = createSample("startSound");
        self.unloadingSounds.startSound.enabled = false;
		self.unloadingSounds.startSound.duration = getSampleDuration(self.unloadingSounds.startSound.file);
        loadSample(self.unloadingSounds.startSound.file, startSound, false);
    end;
	
	self.unloadingSounds.loopSound = {};
	local loopSound = getXMLString(xmlFile, "vehicle.unloadingSounds#loopFile");
    if loopSound ~= nil and loopSound ~= "" then
        loopSound = Utils.getFilename(loopSound, self.baseDirectory); 
        self.unloadingSounds.loopSound.file = createSample("loopSound");
        self.unloadingSounds.loopSound.enabled = false;
        loadSample(self.unloadingSounds.loopSound.file, loopSound, false);
    end;
	
	self.coilSound = {};
	local coilSound = getXMLString(xmlFile, "vehicle.coilSound#file");
    if coilSound ~= nil and coilSound ~= "" then
        coilSound = Utils.getFilename(coilSound, self.baseDirectory); 
        self.coilSound.file = createSample("coilSound");
        self.coilSound.enabled = false;
		self.coilSound.duration = getSampleDuration(self.coilSound.file);
        loadSample(self.coilSound.file, coilSound, false);
		self.coilSound.pitchOffset = getXMLFloat(xmlFile, "vehicle.coilSound#pitchOffset");
		self.coilSound.volume = getXMLFloat(xmlFile, "vehicle.coilSound#volume");	
    end;	
	
	self.playLoopSoundTime = 0;
	
	self.triggerNode = {};
	self.triggerNode.index = Utils.indexToObject(self.components, getXMLString(xmlFile, "vehicle.unloadingTrigger#node"));
	self.triggerNode.distance = Utils.getNoNil(getXMLInt(xmlFile, "vehicle.unloadingTrigger#maxDistance"), 1);
	self.unloadingTipTrigger = nil;
	
	self.pipe = {};
	self.pipe.node = Utils.indexToObject(self.components, getXMLString(xmlFile, "vehicle.pipe#index"));
	self.pipe.distance = Utils.getNoNil(getXMLFloat(xmlFile, "vehicle.pipe#raycastDistance"), 7);
	self.pipe.noFold = false;
	self.pipe.animOpenIdx = getXMLInt(xmlFile, "vehicle.pipe#animOpenIdx");
	if self.pipe.animOpenIdx == nil then
		self.pipe.noFold = true;
	end;
	self.pipe.noMove = false;
	self.pipe.animMoveIdx = getXMLInt(xmlFile, "vehicle.pipe#animMoveIdx");
	if self.pipe.animMoveIdx == nil then
		self.pipe.noMove = true;
	end;
	self.pipe.out = false;
	
	self.unloadingCapacity = Utils.getNoNil(getXMLFloat(xmlFile, "vehicle.unloadingCapacity"), 100);
	self.saveMinRpm = 0;
	self.planeOpen = false;
	self.allowFillFromAir = true;
	self.isUnloading = false;
	
	self.isLoading = true;
	self.overchargeDone = true;
	
	local path = Utils.getFilename("overlay.png", self.baseDirectory);
    self.unloadingOverlay = Overlay:new("hudPDAControl", path, g_currentMission.fruitSymbolX, g_currentMission.fruitSymbolY-0.11, g_currentMission.fruitSymbolSize, g_currentMission.fruitSymbolSize * (4 / 3)); 

end;

function Overcharge:delete()
	if self.unloadingSounds.loopSound.file ~= nil then
        delete(self.unloadingSounds.loopSound.file);
    end;
	if self.unloadingSounds.startSound.file ~= nil then
        delete(self.unloadingSounds.startSound.file);
    end;
end;

function Overcharge:readStream(streamId, connection)
	self.isLoading = true;
	local isUnloading = streamReadBool(streamId);
	self:setUnloadingState(isUnloading, true);
end;

function Overcharge:writeStream(streamId, connection)
	streamWriteBool(streamId, self.isUnloading);
end;

function Overcharge:mouseEvent(posX, posY, isDown, isUp, button)
end;

function Overcharge:keyEvent(unicode, sym, modifier, isDown)
end;

function Overcharge:update(dt)

	if self.varTip ~= nil then
		if self.varTip.enableOvercharge == false then 
			return;
		end;
	end;
	
	if self:getIsActiveForInput() then
		if ((self.varTip ~= nil)and(self.varTip.trailerNr == self.varTip.activeTrailerIdx)) or
			self.varTip == nil then 
			if InputBinding.hasEvent(InputBinding.IMPLEMENT_EXTRA) and self.pipe.noFold == false then
				if self.pipe.out then
					self:setAnimationTime(self.pipe.animOpenIdx, self.animationParts[self.pipe.animOpenIdx].offSet, false);
					self:setUnloadingState(false);
				else
					self:setAnimationTime(self.pipe.animOpenIdx, self.animationParts[self.pipe.animOpenIdx].animDuration, false);
				end;
			end;
			if InputBinding.hasEvent(InputBinding.IMPLEMENT_EXTRA2) then
				self:setUnloadingState(not self.isUnloading);
			end;
		end;
	end;
	
	if ((self.varTip ~= nil)and(self.varTip.trailerNr == self.varTip.activeTrailerIdx)) or
		self.varTip == nil 
		then 	
		self.overchargeDone = false;
		--[[
		if self.animationParts[1].inputDone and self.animationParts[1].clipEndTime then
			self.pipe.out = true;
			if InputBinding.isPressed(InputBinding.OVERCHARGE_DOWN) and self:getIsActiveForInput() then
				self:setAnimationTime(2, self.animationParts[2].currentPosition+(self.animationParts[2].offSet+dt), false);
			elseif InputBinding.isPressed(InputBinding.OVERCHARGE_UP) and self:getIsActiveForInput() then
				self:setAnimationTime(2, self.animationParts[2].currentPosition-(self.animationParts[2].offSet+dt), false);
			end;
		elseif not self.animationParts[1].clipEndTime then
			self:setAnimationTime(2, self.animationParts[2].startPosition, false);
			self.pipe.out = false;
		end;
		if self.animationParts[1].clipStartTime and	self.animationParts[2].clipStartTime then
			self.overchargeDone = true;
		end;]]--
		if self.pipe.noFold == true then
			self.pipe.out = true;
			if self.pipe.noMove == false then
				if InputBinding.isPressed(InputBinding.OVERCHARGE_DOWN) and self:getIsActiveForInput() then
					self:setAnimationTime(self.pipe.animMoveIdx, self.animationParts[self.pipe.animMoveIdx].currentPosition+(self.animationParts[self.pipe.animMoveIdx].offSet+dt), false);
				elseif InputBinding.isPressed(InputBinding.OVERCHARGE_UP) and self:getIsActiveForInput() then
					self:setAnimationTime(self.pipe.animMoveIdx, self.animationParts[self.pipe.animMoveIdx].currentPosition-(self.animationParts[self.pipe.animMoveIdx].offSet+dt), false);
				end;
			end;
		else
			if self.animationParts[self.pipe.animOpenIdx].inputDone and self.animationParts[self.pipe.animOpenIdx].clipEndTime then
				self.pipe.out = true;
				if self.pipe.noMove == false then
					if InputBinding.isPressed(InputBinding.OVERCHARGE_DOWN) and self:getIsActiveForInput() then
						self:setAnimationTime(self.pipe.animMoveIdx, self.animationParts[self.pipe.animMoveIdx].currentPosition+(self.animationParts[self.pipe.animMoveIdx].offSet+dt), false);
					elseif InputBinding.isPressed(InputBinding.OVERCHARGE_UP) and self:getIsActiveForInput() then
						self:setAnimationTime(self.pipe.animMoveIdx, self.animationParts[self.pipe.animMoveIdx].currentPosition-(self.animationParts[self.pipe.animMoveIdx].offSet+dt), false);
					end;
				end;
			elseif not self.animationParts[self.pipe.animOpenIdx].clipEndTime then
				self.pipe.out = false;
				if self.pipe.noMove == false then
					self:setAnimationTime(self.pipe.animMoveIdx, self.animationParts[self.pipe.animMoveIdx].startPosition, false);
				end;
			end;
		end;
		
		if self.pipe.noMove == true and self.pipe.noFold == false then
			if self.animationParts[self.pipe.animOpenIdx].clipStartTime then
				self.overchargeDone = true;
			end;
		elseif self.pipe.noMove == false and self.pipe.noFold == true then
			if self.animationParts[self.pipe.animMoveIdx].clipStartTime then
				self.overchargeDone = true;
			end;		
		else 
			if self.animationParts[self.pipe.animOpenIdx].clipStartTime and	self.animationParts[self.pipe.animMoveIdx].clipStartTime then
				self.overchargeDone = true;
			end;
		end;		
	end;
	
	--self.planeOpen = self.animationParts[3].clipEndTime and self.animationParts[3].inputDone;
	--self.planeOpen = true;
	--self.allowFillFromAir = self.planeOpen;
	
	local hydraulicSoundEnabled = false;
	local coilSoundEnabled = false;
	
	if self.pipe.noFold == false then
		if not self.animationParts[self.pipe.animOpenIdx].inputDone then
			hydraulicSoundEnabled = true;
		end;
	end;
	if self.pipe.noMove == false then
		if not self.animationParts[self.pipe.animMoveIdx].inputDone then
			if self.coilSound.file == nil then
				hydraulicSoundEnabled = true;
			else
				coilSoundEnabled = true;
			end;
		end;
	end;
	
	if hydraulicSoundEnabled then
		if not self.hydraulicSoundEnabled and self.hydraulicSound ~= nil and self:getIsActiveForSound() then
			playSample(self.hydraulicSound, 0, self.hydraulicSoundVolume, 0);
			setSamplePitch(self.hydraulicSound, self.hydraulicSoundPitchOffset-0.4);
			self.hydraulicSoundEnabled = true;   
		end;
	else
		if self.hydraulicSoundEnabled then
			stopSample(self.hydraulicSound);
			self.hydraulicSoundEnabled = false;   
		end;
	end;
	
	if coilSoundEnabled then
		if not self.coilSoundEnabled and self.coilSound ~= nil and self:getIsActiveForSound() then
			playSample(self.coilSound.file, 0, self.coilSound.volume, 0);
			setSamplePitch(self.coilSound.file, self.coilSound.pitchOffset);
			self.coilSoundEnabled = true;   
		end;
	else
		if self.coilSoundEnabled then
			stopSample(self.coilSound.file);
			self.coilSoundEnabled = false;   
		end;
	end;	
end;

function Overcharge:updateTick(dt)

	if self.varTip ~= nil then
		if self.varTip.enableOvercharge == false then 
			return;
		end;
	end;

	for i=1, table.getn(self.hydraulics) do
		local ax, ay, az = getWorldTranslation(self.hydraulics[i].node);
		local bx, by, bz = getWorldTranslation(self.hydraulics[i].fixPoint);
		local x, y, z = worldDirectionToLocal(getParent(self.hydraulics[i].node), bx-ax, by-ay, bz-az);
		setDirection(self.hydraulics[i].node, x, y, z, 0, 1, 0);
		local distance = Utils.vector3Length(ax-bx, ay-by, az-bz);
		if self.hydraulics[i].punch ~= nil and self.hydraulics[i].punchDistance ~= nil and self.hydraulics[i].translationPunch then
			if self.hydraulics[i].doScale then
				local xScale, yScale, zScale = getScale(self.hydraulics[i].punch);
				local newScale = xScale * (distance / self.hydraulics[i].punchDistance);
				setScale(self.hydraulics[i].punch, 1, 1, newScale);
			else
				setTranslation(self.hydraulics[i].punch, 0, 0, distance-self.hydraulics[i].punchDistance);
				setRotation(self.hydraulics[i].punch, 0, 0, Utils.degToRad(90));
			end;
		end;
	end;
	
	self.trailerFoundId = 0;
	self.unloadingTipTrigger = nil;
	
	if self.fillLevel > 0 and self.pipe.out then
		for k, tipTrigger in pairs(g_currentMission.tipTriggers) do
			local trailerX, trailerY, trailerZ = getWorldTranslation(self.triggerNode.index);
			local triggerX, triggerY, triggerZ = getWorldTranslation(tipTrigger.triggerId);
			local distance = Utils.vector3Length(trailerX-triggerX, trailerY-triggerY, trailerZ-triggerZ);
			if distance < self.triggerNode.distance then
				self.unloadingTipTrigger = tipTrigger;
			end;
		end;
		if self.unloadingTipTrigger == nil then
			local x, y, z = getWorldTranslation(self.pipe.node);
			local dx, dy, dz = localDirectionToWorld(self.pipe.node, 0, -0.5, 0);
			raycastAll(x, y, z, dx, dy, dz, "trailerRaycastCallback", self.pipe.distance, self);
		end;
	elseif self.isUnloading then
		self:setUnloadingState(false);
	end;
	
	if self:getIsActive() then
		local renderOverlay = false;
		local deltaLevel = 0;
		if self.trailerFoundId ~= nil and self.trailerFoundId ~= 0 then
			--print("trailer found!");
			local trailer = g_currentMission.nodeToVehicle[self.trailerFoundId];
			if trailer ~= nil and trailer ~= self and 
				trailer.allowFillFromAir and trailer.capacity ~= trailer.fillLevel and
				(trailer:allowFillType(Fillable.fillTypeNameToInt["seeds"], true) or
				 trailer:allowFillType(self.currentFillType, true) )then
				if self.isUnloading then
					deltaLevel = math.min(self.unloadingCapacity*dt/1000.0, trailer.capacity-trailer.fillLevel);
					if trailer:allowFillType(Fillable.fillTypeNameToInt["seeds"], true) then
						trailer:setFillLevel(trailer.fillLevel+deltaLevel, Fillable.fillTypeNameToInt["seeds"]);
					else
						trailer:setFillLevel(trailer.fillLevel+deltaLevel, self.currentFillType);
					end;
				else
					renderOverlay = true;
				end;
			elseif self.isUnloading then
				self:setUnloadingState(false);
			end;
		--##
		elseif self.unloadingTipTrigger ~= nil then
			local tipTrigger = self.unloadingTipTrigger;
			local fruitType = FruitUtil.fillTypeToFruitType[self.currentFillType];
			local fruitAccept = tipTrigger.acceptedFruitTypes[fruitType];
			if tipTrigger.isFarmTrigger and fruitAccept then
				if self.isUnloading then
					deltaLevel = self.unloadingCapacity*dt/1000.0;
					g_currentMission.missionStats.farmSiloAmounts[self.currentFillType] = g_currentMission.missionStats.farmSiloAmounts[self.currentFillType] + deltaLevel;
				else
					renderOverlay = true;
				end;
			elseif fruitAccept then
				if self.isUnloading then
					deltaLevel = self.unloadingCapacity*dt/1000.0;
					local priceMultiplier = tipTrigger.priceMultipliers[fruitType];
					local difficultyMultiplier = math.max(3 * (3 - g_currentMission.missionStats.difficulty), 1);
					local money = FruitUtil.fruitIndexToDesc[fruitType].pricePerLiter * priceMultiplier * difficultyMultiplier * deltaLevel;
					g_currentMission:addSharedMoney(money);
				else
					renderOverlay = true;
				end;
			else
				if FruitUtil.fruitIndexToDesc[fruitType].name ~= nil then
					g_currentMission:addWarning(g_i18n:getText(FruitUtil.fruitIndexToDesc[fruitType].name) .. g_i18n:getText("notAcceptedHere"), 0.018, 0.033);
				end;
			end;
			if deltaLevel > 0 then
				tipTrigger:updateMoving(deltaLevel);
			end;
		--##
		elseif self.isUnloading then
			self:setUnloadingState(false);
		end;
		
		if deltaLevel == 0 and self.isUnloading then
			self:setUnloadingState(false);
		end;		
		if deltaLevel ~= 0 then
			self.fillLevel = self.fillLevel-deltaLevel;
			if self.fillLevel <= 0.0 then
				self.fillLevel = 0.0;
				if self.isUnloading then
					self:setUnloadingState(false);
				end;
				Utils.setEmittingState(self.dischargeParticleSystems[self.currentFillType], self.isUnloading);
				self.currentFillType = Fillable.FRUITTYPE_UNKNOWN;
			end;
			self:setFillLevel(self.fillLevel, self.currentFillType);
		end;
		self.renderOverlay = renderOverlay;
		Utils.setEmittingState(self.dischargeParticleSystems[self.currentFillType], self.isUnloading);
		self:setSoundState(self.isUnloading);
		if self.attacherVehicle  ~= nil then
			if self.attacherVehicle.motor ~= nil then
				self:setVehicleRpmUp(dt, self.isUnloading);
			end;
		end;
	end;
end;

function Overcharge:trailerRaycastCallback(transformId, x, y, z, distance)
	local vehicle = g_currentMission.nodeToVehicle[transformId];
	if vehicle ~= nil then
		--print("vehicle="..tostring(vehicle).." transformId="..tostring(transformId).." dist="..distance);
		if vehicle.exactFillRootNode == transformId then
			self.trailerFoundId = transformId;
			return false;
		end;
	end;
	return true;
end;

function Overcharge:setUnloadingState(state, noEventSend)
	SetUnloadingEvent.sendEvent(self, state, noEventSend);
	self.isUnloading = state;
end;

function Overcharge:setSoundState(value)
	if value == true then
		if not self.unloadingSounds.startSound.enabled and self:getIsActiveForSound() and self.unloadingSounds.startSound.file ~= nil then
			playSample(self.unloadingSounds.startSound.file, 1, 0.35, 0);
			setSamplePitch(self.unloadingSounds.startSound.file ,1);
			self.unloadingSounds.startSound.enabled = true;
			self.playLoopSoundTime = self.time + self.unloadingSounds.startSound.duration;
		end;
		if self.playLoopSoundTime <= self.time and not self.unloadingSounds.loopSound.enabled and self:getIsActiveForSound() and self.unloadingSounds.loopSound.file ~= nil then
			playSample(self.unloadingSounds.loopSound.file, 0, 0.35, 0);
			setSamplePitch(self.unloadingSounds.loopSound.file,1);
			self.unloadingSounds.loopSound.enabled  = true;
		end;
	else
		if self.unloadingSounds.loopSound.enabled and self.unloadingSounds.loopSound.file ~= nil then
			stopSample(self.unloadingSounds.loopSound.file);
			self.unloadingSounds.loopSound.enabled = false;
		end;
		if self.unloadingSounds.startSound.enabled and self.unloadingSounds.startSound.file ~= nil then
			stopSample(self.unloadingSounds.startSound.file);
			self.unloadingSounds.startSound.enabled = false;
		end;
	end;
end;

function Overcharge:setVehicleRpmUp(dt, isActive)
	if self.attacherVehicle ~= nil and self.saveMinRpm ~= 0 and
		self.attacherVehicle.motor ~= nil then
		if dt ~= nil then
			if isActive == true then
				self.attacherVehicle.motor.minRpm = math.max(self.attacherVehicle.motor.minRpm-(dt*2), -1200);
			else
				self.attacherVehicle.motor.minRpm = math.min(self.attacherVehicle.motor.minRpm+(dt*5), self.saveMinRpm);
			end;
		else
			self.attacherVehicle.motor.minRpm = self.saveMinRpm;
		end;
		if self.attacherVehicle.isMotorStarted then
			local fuelUsed = 0.0000011*math.abs(self.attacherVehicle.motor.minRpm);
			self.attacherVehicle:setFuelFillLevel(self.attacherVehicle.fuelFillLevel-fuelUsed);
			g_currentMission.missionStats.fuelUsageTotal = g_currentMission.missionStats.fuelUsageTotal + fuelUsed;
			g_currentMission.missionStats.fuelUsageSession = g_currentMission.missionStats.fuelUsageSession + fuelUsed;
		end;
	end;
end;

function Overcharge:draw()	

	if self.varTip ~= nil then
		if self.varTip.enableOvercharge == false then 
			return;
		end;
	end;

	if ((self.varTip ~= nil)and(self.varTip.trailerNr == self.varTip.activeTrailerIdx)) or
		self.varTip == nil then 	

		if self.pipe.out then

			if self.pipe.noFold == false then 
				g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_1"), InputBinding.IMPLEMENT_EXTRA);
				if self.pipe.noMove == false then 
					if self.animationParts[self.pipe.animOpenIdx].inputDone then
						g_currentMission:addExtraPrintText(string.format(""..InputBinding.getKeyNamesOfDigitalAction(InputBinding.OVERCHARGE_UP) .. " / " .. InputBinding.getKeyNamesOfDigitalAction(InputBinding.OVERCHARGE_DOWN)..":                 "..g_i18n:getText("OVERCHARGE_2")..""));
						if self.isUnloading then
							g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_4"), InputBinding.IMPLEMENT_EXTRA2);
						elseif self.renderOverlay then
							self.unloadingOverlay:render();
							g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_3"), InputBinding.IMPLEMENT_EXTRA2);
						end;
					end;
				else
					if self.isUnloading then
						g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_4"), InputBinding.IMPLEMENT_EXTRA2);
					elseif self.renderOverlay then
						self.unloadingOverlay:render();
						g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_3"), InputBinding.IMPLEMENT_EXTRA2);
					end;				
				end;
			else
				if self.pipe.noMove == false then 
					g_currentMission:addExtraPrintText(string.format(""..InputBinding.getKeyNamesOfDigitalAction(InputBinding.OVERCHARGE_UP) .. " / " .. InputBinding.getKeyNamesOfDigitalAction(InputBinding.OVERCHARGE_DOWN)..":                 "..g_i18n:getText("OVERCHARGE_2")..""));
					if self.isUnloading then
						g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_4"), InputBinding.IMPLEMENT_EXTRA2);
					elseif self.renderOverlay then
						self.unloadingOverlay:render();
						g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_3"), InputBinding.IMPLEMENT_EXTRA2);
					end;
				else
					if self.isUnloading then
						g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_4"), InputBinding.IMPLEMENT_EXTRA2);
					elseif self.renderOverlay then
						self.unloadingOverlay:render();
						g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_3"), InputBinding.IMPLEMENT_EXTRA2);
					end;					
				end;
			end;
			
		else
			if self.pipe.noFold == false then 
				g_currentMission:addHelpButtonText(g_i18n:getText("OVERCHARGE_5"), InputBinding.IMPLEMENT_EXTRA);
			end;
		end;
	end;

end;

function Overcharge:onAttach(attacherVehicle)
	self.attacherVehicle = attacherVehicle;
	if self.attacherVehicleCopy == nil then
		self.attacherVehicleCopy = self.attacherVehicle;
	end;
	if self.attacherVehicle.motor ~= nil then
		self.saveMinRpm = self.attacherVehicle.motor.minRpm;
	else
		if self.attacherVehicle.saveMinRpm ~= nil then
			self.saveMinRpm = self.attacherVehicle.saveMinRpm;
		else
			self.attacherVehicle.saveMinRpm  = 100;
		end;
	end;
end;

function Overcharge:onDetach()
	if self.deactivateOnDetach then
        self:onDeactivate(self);
    else
        self:onDeactivateSounds(self);
    end;
	for k, steerable in pairs(g_currentMission.steerables) do
		if self.attacherVehicleCopy == steerable then
			steerable.motor.minRpm = self.saveMinRpm;
			self.attacherVehicleCopy = nil;
		end;
	end;
end;

function Overcharge:onLeave()
	if self.deactivateOnLeave then
        self:onDeactivate(self);
    else
        self:onDeactivateSounds(self);
    end;
	
end;

function Overcharge:onDeactivate()
	self:setUnloadingState(false);
	self.unloadingTipTrigger = nil;
	self:setVehicleRpmUp(nil, false);
	for k, particle in pairs(self.dischargeParticleSystems) do
		Utils.setEmittingState(particle, false);
	end;
    self:onDeactivateSounds(self);
end;

function Overcharge:onDeactivateSounds()
	self:setSoundState(false);
end;