require "stringutil"
require "tableutil"

local ff = fileFilters

local x_1520DlcOrMod = ff.package.dlcOrMod("1520")
local baseOrMod = ff.package.baseOrMod

addFileFilter("model/vehicle", "/1520", _("1520"), ff.combine({ x_1520DlcOrMod, ff.model.vehicle }))
addFileFilter("model/tree", "/1520", _("1520"), ff.combine({ x_1520DlcOrMod, ff.model.tree }))

addFileFilter("model/industry", "/1520", _("1520"), function (fileName, data)
			if not ff.model.industry(fileName, data) then return false end
						
			if x_1520DlcOrMod(fileName, data) then return true end
			
			if fileName == "res/models/model/industry/forest_1850.mdl" then return false end
					
			return true
		end)

		
function filterModels(fileName, data)
	if ff.model.other(fileName, data) then
		return x_1520DlcOrMod
	else
		return false
	end
end

function filterStreets(filename, data)
	return baseOrMod(filename, data) or x_1520DlcOrMod(filename, data)
end

addFileFilter("model/other", "/1520", _("1520"), filterModels)

		
addFileFilter("multipleUnit", "/1520", _("1520"), x_1520DlcOrMod)

addFileFilter("building", "/default", _("1520"), baseOrMod)
addFileFilter("street", "/1520", _("1520"), filterStreets)

addFileFilter("trainStation", "/default", _("European"), function (fileName, data)

if baseOrMod(fileName, data) then return true end
if x_1520DlcOrMod(fileName, data) then return true end

return false
end)


local terCfg = table.copy(getConfig("terrain", "/default"))

terCfg.name = _("1520")
terCfg.generator.ridgeTex.fileName = "terrain/1520/ridge.tga"
terCfg.textures.riverBed[1][1].fileName = "terrain/1520/riverbed_detail.tga"
terCfg.textures.riverBed[2][1].fileName = "terrain/1520/riverbed_color.tga"
terCfg.textures.forestFloor.detailTex.fileName = "terrain/1520/grass_wood.tga"
terCfg.textures.forestFloor.detailNrmlTex.fileName = "terrain/1520/grass_wood_nrml.tga"
terCfg.textures.farmland[1].colorTex.fileName = "terrain/1520/farmland_brown_color.tga"
terCfg.textures.farmland[2].colorTex.fileName = "terrain/1520/farmland_green_color.tga"
terCfg.textures.farmland[3].colorTex.fileName = "terrain/1520/farmland_yellow_color.tga"
terCfg.shader.noiseTex.fileName = "terrain/1520/noise.tga"
terCfg.shader.textures[1].detailTex.fileName = "terrain/1520/grass_detail.tga"
terCfg.shader.textures[1].detailNrmlTex.fileName = "terrain/1520/grass_detail_nrml.tga"
terCfg.shader.textures[1].colorTex.fileName = "terrain/1520/grass_colors.tga"
terCfg.shader.textures[2].detailTex.fileName = "terrain/1520/rock_detail.tga"
terCfg.shader.textures[2].detailNrmlTex.fileName = "terrain/1520/rock_detail_nrml.tga"
terCfg.shader.textures[2].colorTex.fileName = "terrain/1520/rock_colors.tga"

terCfg.vegetation.forestLevel = 0.7   -- 0.0 - 1.0
terCfg.vegetation.forestDensity = 1.0 -- 0.25 - 4.0
terCfg.vegetation.singleDensity = 2.0 -- 0.0 - 100.0
setConfig("terrain", "/1520", terCfg)


local envCfg = table.copy(getConfig("environment", "/default"))

envCfg.fog.color = { 0.31, 0.39, 0.44 }

envCfg.light.direction = { 1.1, 1.3, 1.05 }
envCfg.light.ambient   = { 0.60, 0.60, 0.66 }
envCfg.light.diffuse   = { 1.11, 1.11, 1.11 }
envCfg.light.specular  = { 1.11, 1.11, 1.11 }

envCfg.name = _("1520")
envCfg.skyBox.textures[1] = "skybox/1520/0.tga"
envCfg.skyBox.textures[2] = "skybox/1520/90.tga"
envCfg.skyBox.textures[3] = "skybox/1520/180.tga"
envCfg.skyBox.textures[4] = "skybox/1520/270.tga"
envCfg.skyBox.textures[5] = "skybox/1520/top.tga"
envCfg.skyBox.textures[6] = "skybox/1520/bottom.tga"
envCfg.envMap.texture = "1520/c.tga"

setConfig("environment", "/1520", envCfg)


setConfig("nameList", "/1520", { name = _("1520"), folder = "1520" })

game.config.enforceMainConnections = true
game.config.maxIndustryProduction = 1200			-- units per year
game.config.townGrowthFactor = 2.0				-- .0 - 2.0 (factor to control town growth behaviour)
game.config.townGrowthExponent = 0.95			-- .5 - 1.0 (exponent to attenuate late game town growth)
game.config.maxTownSize = 0						-- 0 (unlimited) or a number >= 500 (limits all land use counts)

game.config.tramCatenaryYearFrom = 1892
game.config.trackCatenaryYearFrom = 1928
game.config.highSpeedTracksYearFrom = 1956
game.config.busLaneYearFrom = 2005	-- 0.0 - 2.0