local export = {}

local adjust1 = {
	['ā'] = 'aː', ['ē'] = 'eː', ['ī'] = 'iː', ['ō'] = 'oː', ['ū'] = 'uː', ['ʻ'] = 'ʔ',
	['á'] = 'ˈa', ['é'] = 'ˈe', ['í'] = 'ˈi', ['ó'] = 'ˈo', ['ú'] = 'ˈu',
}

function export.to_IPA(text)

	text = mw.ustring.lower(text)

	text = mw.ustring.gsub(text, '[aeiouāēīōūáéíóú]', '%0.')
	text = mw.ustring.gsub(text, 'ng', 'ŋ')
	text = mw.ustring.gsub(text, '[āēīōūʻáéíóú]', adjust1)
	text = mw.ustring.gsub(text, '([%lŋʔ])(ˈ)', '%2%1')
	text = mw.ustring.gsub(text, '[%s%-]', '')
	text = mw.ustring.gsub(text, '%.$', '')

	return text

end

function export.show(frame)

	local args = frame:getParent().args
	local page_title = mw.title.getCurrentTitle().text
	local text = args[1] or page_title
	local qualifier = args["q"] or nil

	local transcription = export.to_IPA(text)
	local IPA_text
	if transcription then
		IPA_text = require("Module:IPA").format_IPA_full {
			lang = require("Module:languages").getByCode("to"),
			items = {{ pron = "/" .. transcription .. "/" }},
		}
	end

	return "* " .. (qualifier and require("Module:qualifier").format_qualifier{qualifier} .. " " or "")
		.. IPA_text

end
 
return export