Module:Infobox road/sections

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local p = {}

local getArgs = require('Module:Arguments').getArgs
local lengthModule = require("Module:Infobox road/length")
local parserModule = require("Module:Road data/parser")
local parser = parserModule.parser
local frame = mw.getCurrentFrame()

local function country(args)
	local state = args.state or args.province
	local country
	local countryModule = mw.loadData("Module:Road data/countrymask")
	local country = args.country or countryModule[state]
	
	return country
end

-- HEADER COLORS

function p.headerStyle(args)
	local deleted = args.decommissioned or args.deleted
	local uc = args.header_type == "under construction" or args.header_type == "const" or args.header_type == "uc"
	local minor = args.header_type == "minor"
	local hist = args.header_type == "hist" or args.header_type == "historic" or args.header_type == "historical" or args.header_type == "scenic"
	local color = parser(args, 'color')
	
	if freeway then
		return "header-MUTCDblue"
	elseif uc then
		return "header-uc"
	elseif minor then
		return "header-minor"
	elseif deleted and header == 'hist' or deleted and color == 'hist' then
		return "header-deleted-hist"
	elseif deleted then
		return "header-deleted"
	elseif hist then
		return "header-hist"
	elseif color then
		return "header-" .. color
	elseif args.state or args.province or args.country then
		local country = country(args)
		return "header-" .. country or "header-default"
	else
		return "header-default"
	end
end

function p._section(args)
	if args.section1 or args.length_km1 or args.length_mi1 or args.length_notes1 or args.direction_a1 or
		args.terminus_a1 or args.junction1 or args.junctions1 or args.direction_b1 or args.terminus_b1 then
	
	local infobox_args = {
		['child'] = "yes",
		['decat'] = "yes",
		['headerclass'] = p.headerStyle(args)
	}
	local i = 1
	while (1) do
		local num = i
		local j = ((i - 1) * 5) + 1
		local headern = "header" .. j
		local lengthLabeln = "label" .. (j + 1)
		local lengthDatan = "data" .. (j + 1)
		local directionAn = "label" .. (j + 2)
		local terminusAn = "data" .. (j + 2)
		local jctClassn = "class" .. (j + 3)
		local jctLabeln = "label" .. (j + 3)
		local jctDatan = "data" .. (j + 3)
		local directionBn = "label" .. (j + 4)
		local terminusBn = "data" .. (j + 4)
		
		if args['section' .. i] or args["length_km" .. i] or args["length_mi" .. i] or args["length_notes" .. i] or args["direction_a" .. i] or
			args["terminus_a" .. i] or args["junction" .. i] or args["junctions" .. i] or args["direction_b" .. i] or args["terminus_b" .. i] then
				
			if i == 1 then
				infobox_args['title'] = args['section' .. i] or "Section " .. i
			else
				infobox_args[headern] = args['section' .. i] or "Section " .. i
			end
		end
		
		infobox_args[lengthLabeln] = "Length"
		infobox_args[lengthDatan] = lengthModule._length(num, args)

		local dir_a = args["direction_a" .. i] or args.direction_a or ''
		if dir_a ~= '' then
			infobox_args[directionAn] = dir_a .. " end"
		else
			infobox_args[directionAn] = "From"
		end

		infobox_args[terminusAn] = args["terminus_a" .. i]
		infobox_args[jctClassn] = "plainlist aarw-hide"
		infobox_args[jctLabeln] = "Major intersections"
		infobox_args[jctDatan] = args["junction" .. i] or args["junctions" .. i]

		local dir_b = args["direction_b" .. i] or args.direction_b or ''
		if dir_b ~= '' then
			infobox_args[directionBn] = dir_b .. " end"
		else
			infobox_args[directionBn] = "From"
		end

		infobox_args[terminusBn] = args["terminus_b" .. i]
		
		if i == 25 then
			break
		else
			i = i + 1
		end
	end

	return frame:expandTemplate ({title='Infobox', args = infobox_args})
	
	else return nil
	end
end

function p.section(frame)
	args = getArgs(frame)
	return p._section(args)
end

local function loop(args)
	local ring_road = args.ring_road or ''
	if ring_road ~= '' then
		return "[[Ring road]] around " .. ring_road
	end
	local beltway_city = args.beltway_city or ''
	if beltway_city ~= '' then
		return "[[Beltway]] around " .. beltway_city
	end
	local orbital = args.orbital or ''
	if orbital ~= '' then
		return "[[Orbital road|Orbital]] around " .. orbital
	end
	local loop = args.loop or ''
	if loop ~= '' then
		return "[[Loop road|Loop]] around " .. loop
	end
	local tloop = args.tloop or ''
	if tloop == 'none' then
		return "Tourist loop"
	elseif tloop ~= '' then
		return "Tourist loop around " .. tloop
	end
	return nil
end

function p._main(args)
	
	if args.terminus_a or args.junction or args.junctions or args.terminus_b or args.ring_road or args.beltway_city or
		args.orbital or args.loop or args.tloop then
	
		local infobox_args = {
			['child'] = "yes",
			['decat'] = "yes",
		}
		
		infobox_args['title'] = args.section0 or "Major junctions"
		infobox_args['data1'] = loop(args)
	
		local dir_a = args.direction_a or ''
		if dir_a ~= '' then
			infobox_args['label2'] = dir_a .. " end"
		else
			infobox_args['label2'] = "From"
		end
	
		infobox_args['data2'] = args.terminus_a
		infobox_args['class3'] = "plainlist aarw-hide"
		infobox_args['label3'] = "<span style='display:none;'>Major intersections</span>"
		infobox_args['data3'] = args.junction or args.junctions
	
		local dir_b = args.direction_b or ''
		if dir_b ~= '' then
			infobox_args['label4'] = dir_b .. "&nbsp;end"
		else
			infobox_args['label4'] = "To"
		end
	
		infobox_args['data4'] = args.terminus_b
	
		return frame:expandTemplate ({title='Infobox', args = infobox_args})
		
	else
		return nil
	end
end

function p.main(frame)
	args = getArgs(frame)
	return p._main(args)
end

return p