//--------------------------------------------
// Pipe colors
//
// Add them here and to the pipe_colors list
//  to automatically add them to all relevant
//  atmospherics devices.
//--------------------------------------------

var/global/list/pipe_colors = list("grey" = PIPE_COLOR_GREY, "red" = PIPE_COLOR_RED, "blue" = PIPE_COLOR_BLUE, "cyan" = PIPE_COLOR_CYAN, "green" = PIPE_COLOR_GREEN, "yellow" = PIPE_COLOR_YELLOW, "black" = PIPE_COLOR_BLACK, "orange" = PIPE_COLOR_ORANGE, "white" = PIPE_COLOR_WHITE, "purple" = PIPE_COLOR_PURPLE)

/proc/pipe_color_lookup(var/color)
	for(var/C in pipe_colors)
		if(color == pipe_colors[C])
			return "[C]"

/proc/pipe_color_check(var/color)
	if(!color)
		return 1
	for(var/C in pipe_colors)
		if(color == pipe_colors[C])
			return 1
	return 0

//--------------------------------------------
// Icon cache generation
//--------------------------------------------

/datum/pipe_icon_manager
	var/list/pipe_icons[]
	var/list/manifold_icons[]
	var/list/device_icons[]
	var/list/underlays[]
	//var/list/underlays_down[]
	//var/list/underlays_exposed[]
	//var/list/underlays_intact[]
	//var/list/pipe_underlays_exposed[]
	//var/list/pipe_underlays_intact[]
	var/list/omni_icons[]

/datum/pipe_icon_manager/New()
	check_icons()

/datum/pipe_icon_manager/proc/get_atmos_icon(var/device, var/dir, var/color, var/state)
	check_icons()

	device = "[device]"
	state = "[state]"
	color = "[color]"
	dir = "[dir]"

	switch(device)
		if("pipe")
			return pipe_icons[state + color]
		if("manifold")
			return manifold_icons[state + color]
		if("device")
			return device_icons[state]
		if("omni")
			return omni_icons[state]
		if("underlay")
			return underlays[state + dir + color]
	//  if("underlay_intact")
	//	return underlays_intact[state + dir + color]
	//	if("underlay_exposed")
	//		return underlays_exposed[state + dir + color]
	//	if("underlay_down")
	//		return underlays_down[state + dir + color]
	//	if("pipe_underlay_exposed")
	//		return pipe_underlays_exposed[state + dir + color]
	//	if("pipe_underlay_intact")
	//		return pipe_underlays_intact[state + dir + color]

/datum/pipe_icon_manager/proc/check_icons()
	if(!pipe_icons)
		gen_pipe_icons()
	if(!manifold_icons)
		gen_manifold_icons()
	if(!device_icons)
		gen_device_icons()
	if(!omni_icons)
		gen_omni_icons()
	//if(!underlays_intact || !underlays_down || !underlays_exposed || !pipe_underlays_exposed || !pipe_underlays_intact)
	if(!underlays)
		gen_underlay_icons()

/datum/pipe_icon_manager/proc/gen_pipe_icons()
	if(!pipe_icons)
		pipe_icons = new()

	var/icon/pipe = new('icons/atmos/pipes.dmi')

	for(var/state in pipe.IconStates())
		if(!state || findtext(state, "map"))
			continue

		var/cache_name = state
		var/image/I = image('icons/atmos/pipes.dmi', icon_state = state)
		pipe_icons[cache_name] = I

		for(var/pipe_color in pipe_colors)
			I = image('icons/atmos/pipes.dmi', icon_state = state)
			I.color = pipe_colors[pipe_color]
			pipe_icons[state + "[pipe_colors[pipe_color]]"] = I

	pipe = new ('icons/atmos/heat.dmi')
	for(var/state in pipe.IconStates())
		if(!state || findtext(state, "map"))
			continue
		pipe_icons["hepipe" + state] = image('icons/atmos/heat.dmi', icon_state = state)

	pipe = new ('icons/atmos/junction.dmi')
	for(var/state in pipe.IconStates())
		if(!state || findtext(state, "map"))
			continue
		pipe_icons["hejunction" + state] = image('icons/atmos/junction.dmi', icon_state = state)


/datum/pipe_icon_manager/proc/gen_manifold_icons()
	if(!manifold_icons)
		manifold_icons = new()

	var/icon/pipe = new('icons/atmos/manifold.dmi')

	for(var/state in pipe.IconStates())
		if(findtext(state, "clamps"))
			var/image/I = image('icons/atmos/manifold.dmi', icon_state = state)
			manifold_icons[state] = I
			continue

		if(findtext(state, "core") || findtext(state, "4way"))
			var/image/I = image('icons/atmos/manifold.dmi', icon_state = state)
			manifold_icons[state] = I
			for(var/pipe_color in pipe_colors)
				I = image('icons/atmos/manifold.dmi', icon_state = state)
				I.color = pipe_colors[pipe_color]
				manifold_icons[state + pipe_colors[pipe_color]] = I

/datum/pipe_icon_manager/proc/gen_device_icons()
	if(!device_icons)
		device_icons = new()

	var/icon/device

	device = new('icons/atmos/vent_pump.dmi')
	for(var/state in device.IconStates())
		if(!state || findtext(state, "map"))
			continue
		device_icons["vent" + state] = image('icons/atmos/vent_pump.dmi', icon_state = state)

	device = new('icons/atmos/vent_scrubber.dmi')
	for(var/state in device.IconStates())
		if(!state || findtext(state, "map"))
			continue
		device_icons["scrubber" + state] = image('icons/atmos/vent_scrubber.dmi', icon_state = state)

/datum/pipe_icon_manager/proc/gen_omni_icons()
	if(!omni_icons)
		omni_icons = new()

	var/icon/omni = new('icons/atmos/omni_devices_vr.dmi') //VOREStation Edit - New Icons

	for(var/state in omni.IconStates())
		if(!state || findtext(state, "map"))
			continue
		omni_icons[state] = image('icons/atmos/omni_devices_vr.dmi', icon_state = state) //VOREStation Edit - New Icons


/datum/pipe_icon_manager/proc/gen_underlay_icons()

	if(!underlays)
		underlays = new()

	var/icon/pipe = new('icons/atmos/pipe_underlays.dmi')

	for(var/state in pipe.IconStates())
		if(state == "")
			continue

		var/cache_name = state

		for(var/D in cardinal)
			var/image/I = image('icons/atmos/pipe_underlays.dmi', icon_state = state, dir = D)
			underlays[cache_name + "[D]"] = I
			for(var/pipe_color in pipe_colors)
				I = image('icons/atmos/pipe_underlays.dmi', icon_state = state, dir = D)
				I.color = pipe_colors[pipe_color]
				underlays[state + "[D]" + "[pipe_colors[pipe_color]]"] = I

/*
	Leaving the old icon manager code commented out for now, as we may want to rewrite the new code to cleanly
	separate the newpipe icon caching (speshul supply and scrubber lines) from the rest of the pipe code.
*/

/*
/datum/pipe_icon_manager/proc/gen_underlay_icons()
	if(!underlays_intact)
		underlays_intact = new()
	if(!underlays_exposed)
		underlays_exposed = new()
	if(!underlays_down)
		underlays_down = new()
	if(!pipe_underlays_exposed)
		pipe_underlays_exposed = new()
	if(!pipe_underlays_intact)
		pipe_underlays_intact = new()

	var/icon/pipe = new('icons/atmos/pipe_underlays.dmi')

	for(var/state in pipe.IconStates())
		if(state == "")
			continue

		for(var/D in cardinal)
			var/image/I = image('icons/atmos/pipe_underlays.dmi', icon_state = state, dir = D)
			switch(state)
				if("intact")
					underlays_intact["[D]"] = I
				if("exposed")
					underlays_exposed["[D]"] = I
				if("down")
					underlays_down["[D]"] = I
				if("pipe_exposed")
					pipe_underlays_exposed["[D]"] = I
				if("pipe_intact")
					pipe_underlays_intact["[D]"] = I
				if("intact-supply")
					underlays_intact["[D]"] = I
				if("exposed-supply")
					underlays_exposed["[D]"] = I
				if("down-supply")
					underlays_down["[D]"] = I
				if("pipe_exposed-supply")
					pipe_underlays_exposed["[D]"] = I
				if("pipe_intact-supply")
					pipe_underlays_intact["[D]"] = I
				if("intact-scrubbers")
					underlays_intact["[D]"] = I
				if("exposed-scrubbers")
					underlays_exposed["[D]"] = I
				if("down-scrubbers")
					underlays_down["[D]"] = I
				if("pipe_exposed-scrubbers")
					pipe_underlays_exposed["[D]"] = I
				if("pipe_intact-scrubbers")
					pipe_underlays_intact["[D]"] = I
			for(var/pipe_color in pipe_colors)
				I = image('icons/atmos/pipe_underlays.dmi', icon_state = state, dir = D)
				I.color = pipe_colors[pipe_color]
				switch(state)
					if("intact")
						underlays_intact["[D]" + pipe_colors[pipe_color]] = I
					if("exposed")
						underlays_exposed["[D]" + pipe_colors[pipe_color]] = I
					if("down")
						underlays_down["[D]" + pipe_colors[pipe_color]] = I
					if("pipe_exposed")
						pipe_underlays_exposed["[D]" + pipe_colors[pipe_color]] = I
					if("pipe_intact")
						pipe_underlays_intact["[D]" + pipe_colors[pipe_color]] = I
					if("intact-supply")
						underlays_intact["[D]" + pipe_colors[pipe_color]] = I
					if("exposed-supply")
						underlays_exposed["[D]" + pipe_colors[pipe_color]] = I
					if("down-supply")
						underlays_down["[D]" + pipe_colors[pipe_color]] = I
					if("pipe_exposed-supply")
						pipe_underlays_exposed["[D]" + pipe_colors[pipe_color]] = I
					if("pipe_intact-supply")
						pipe_underlays_intact["[D]" + pipe_colors[pipe_color]] = I
					if("intact-scrubbers")
						underlays_intact["[D]" + pipe_colors[pipe_color]] = I
					if("exposed-scrubbers")
						underlays_exposed["[D]" + pipe_colors[pipe_color]] = I
					if("down-scrubbers")
						underlays_down["[D]" + pipe_colors[pipe_color]] = I
					if("pipe_exposed-scrubbers")
						pipe_underlays_exposed["[D]" + pipe_colors[pipe_color]] = I
					if("pipe_intact-scrubbers")
						pipe_underlays_intact["[D]" + pipe_colors[pipe_color]] = I

*/