Module:Jct/city

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local p = {}

local concat = table.concat
local insert = table.insert

local state

local function stateName(args)
	local AUSabbrs = {NT = "Northern Territory", WA = "Western Australia"}
	
	local data = mw.loadData("Module:Jct/statename")
	local abbr = args.state or args.province
	local country = args.country
	if country == 'AUS' then
		return AUSabbrs[abbr] or data[abbr]
	else
		return data[abbr]
	end
end

local function location(args, num)
	local city = args["city" .. num]
	local location = args["location" .. num]
	local areadab = args["areadab" .. num]
	local countydab = args["countydab" .. num]
	
	if not(city or location) then
		return ''
	end
	
	local parts
	if num == 1 then
		parts = {"– "}
	else
		parts = {", "}
	end
	
	if location then
		insert(parts, location)
		return concat(parts)
	end
	
	insert(parts, "[[" .. city)
	if areadab then
		insert(parts, " (" .. areadab .. ")")
	end
	if countydab then
		insert(parts, ", " .. countydab .. " County")
	end
	if state then
		insert(parts, ", " .. state)
	end
	
	insert(parts, "|" .. city .. "]]")
	return concat(parts)
end

function p.city(args)
	state = stateName(args)
	local cities = {}
	local locationCount = 1
	repeat
		local location = location(args, locationCount)
		insert(cities, location)
		local empty = (location == '')
		locationCount = locationCount + 1
	until empty
	return concat(cities)
end

return p