local export = {}

local data = {
	["pa"] = {
		["debug_mode"] = true,
		["Guru"] = {
			["module"] = "Guru-translit",
		},
		["Deva"] = {
			["module"] = "sa-translit",
		},
		["Arab"] = {
--			["module"] = "pa-Arab-translit",
		},
		["pa-Arab"] = {
--			["module"] = "pa-Arab-translit",
		},
	},
	["khb"] = {
		["Talu"] = {
			["module"] = "Talu-translit",
		},
		["Lana"] = {
--			["module"] = "Lana-translit",
		},
		["Thai"] = {
		},
	},
	["qwm"] = {
		["Latn"] = {
		},
		["Arab"] = {
		},
		["Armn"] = {
			["module"] = "Armn-translit",
		},
		["error"] = "Huệ nương!",
	},
	["xpr"] = {
		["Mani"] = {
			["module"] = "Mani-translit",
		},
		["Latn"] = {
		},
		["Prti"] = {
		},
		["Phlv"] = {
		},
		["None"] = {
		},
	},
}

function export.tr(text, lang, sc, debug_mode)
	local translit
		
	if not sc then
		sc = require("Module:scripts").findBestScript(text, require("Module:languages").getByCode(lang)):getCode()
	end
	
	local language_data = data[lang]
	
	if language_data then
		script_data = language_data[sc]
		
		if script_data then
			if script_data.module then
				local success, translit_module = pcall(require, "Module:" .. script_data.module)
			
				if success then
					translit = translit_module.tr(text, lang, sc, debug_mode)
				else
					error(translit_module)
				end
			else
				return nil
			end
		else
			local err = language_data.error
			if not err then
				local canonical_names = mw.loadData("Module:languages/code to canonical name")
				local script_names = mw.loadData("Module:scripts/code to canonical name")
				
				err = script_names[sc] .. " is an invalid script for the " .. canonical_names[lang] .. " language."
			end
			
			error(err)
		end
	end

	return translit
end

return export