local export = {}
local pos_functions = {}

local lang = require("Module:languages").getByCode("tts")
local script = require('Module:scripts').getByCode("Thai")
local PAGENAME = mw.title.getCurrentTitle().text

function export.show(frame)

	local args = frame:getParent().args
	local poscat = frame.args[1] or error("Part of speech has not been specified. Please pass parameter 1 to the module invocation.")
	-- หมวดหมู่เป็นภาษาไทย
	local poscat_th = require("Module:th-utilities").th_pos(poscat)
 
	local data = {lang = lang, sc = script, pos_category = poscat_th, categories = {}, heads = {args["head"]}, inflections = {}, sort_key = args["sort"]}
 
	if pos_functions[poscat_th] then
		pos_functions[poscat_th](args, data)
	end
 
	return require("Module:headword").full_headword(data)

end

pos_functions["คำกริยา"] = function(args, data)

	local par1 = args[1]; if par1 == "" then par1 = nil end
	local par2 = args[2]; if par2 == "" then par2 = nil end
	local par3 = args[3]; if par3 == "" then par3 = nil end
	local abstract_forms = {label = "คำอาการนาม", accel = {pos = "คำนาม", form = "abstract-noun"}}

	if par1 ~= "-" then
		if not par1 then
			table.insert(abstract_forms, "การ" .. PAGENAME)
		else
			if par1 == "~" then
				table.insert(abstract_forms, "การ" .. PAGENAME)
				table.insert(abstract_forms, "ความ" .. PAGENAME)
			else
				table.insert(abstract_forms, par1)
				table.insert(abstract_forms, par2)
				table.insert(abstract_forms, par3)
			end
		end
		table.insert(data.inflections, abstract_forms)
	end

end

pos_functions["คำคุณศัพท์"] = function(args, data)

	local par1 = args[1]; if par1 == "" then par1 = nil end
	local par2 = args[2]; if par2 == "" then par2 = nil end
	local par3 = args[3]; if par3 == "" then par3 = nil end
	local abstract_forms = {label = "คำอาการนาม", accel = {pos = "คำนาม", form = "abstract-noun"}}

	if par1 ~= "-" then
		if not par1 then
			table.insert(abstract_forms, "ความ" .. PAGENAME)
		else
			table.insert(abstract_forms, par1)
			table.insert(abstract_forms, par2)
			table.insert(abstract_forms, par3)
		end
		table.insert(data.inflections, abstract_forms)
	end

end

-- same logic
pos_functions["คำกริยาวิเศษณ์"] = pos_functions["คำคุณศัพท์"]
-- same logic
pos_functions["คำวิสามานยนาม"] = pos_functions["คำนาม"]

return export