Module:xchc-noun

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local sub = mw.ustring.sub
local find = mw.ustring.find
local match = mw.ustring.match
local gmatch = mw.ustring.gmatch
local gsub = mw.ustring.gsub
local u = mw.ustring.char
local split = mw.text.split
local gsplit = mw.text.gsplit

local m_tr = require('Module:xchc-translit')
local m_ipa = require('Module:xchc-pron')

local lang = require('Module:languages').getByCode("xchc")
local PAGENAME = mw.title.getCurrentTitle().text
local NAMESPACE = mw.title.getCurrentTitle().nsText

local export = {}

local voiced = "mnɲŋbdɡvzʒɣlr"
local voiceless = "ptkfsʃxh"
local consonant = "[" .. voiced .. voiceless .. "]"
local vowel = "[aeɛioɔuyø]"
local genders = {["a"] = "animate", ["i"] = "inanimate"}

local function pron(w)
	return m_ipa.crux(w)
end

local function gsubh(word, pat, repl, def)
	local harmony = m_ipa.harmony(word)
	
	if pat:match("B") and pat:match("R") then
		pat = gsub(pat, "B", repl[harmony.backness])
		pat = gsub(pat, "R", repl[harmony.roundness])
	else
		pat = gsub(pat, "([BR])",function(s) return repl[harmony[s == "B" and "backness" or "roundness"]] end)
	end

	return pat
end

function export.show(frame)
	local parent_args = frame:getParent().args
	
	local g = NAMESPACE == "Template" and "a" or parent_args[1]
	local word = NAMESPACE == "Template" and "өра̄" or parent_args["word"] or PAGENAME
	local unc = parent_args["unc"] or false
	
	local args = {}
	
	if g ~= "i" and g ~= "a" then error("Unknown gender: it must be either ‘i’ or ‘a’") end
	
	data = {}
	data.word = word
	data.nocat = parent_args["nocat"] or false
	data.g = g
	data.sg = ""
	local lastipa = match(pron(word), "(.)ː?$")
	local pautable = {["a"] = "н", ["e"] = "ч", ["ɛ"] = "н", ["i"] = "ч", ["o"] = "ӈ", ["ɔ"] = "ӈ", ["ø"] = "ч", ["u"] = "ӈ", ["y"] = "ч"}
	data.pau = pautable[lastipa] or gsubh(word, "Bӈ",{["b"]="о̆",["f"]="э̆", ["ab"]="о̆"})
	data.pl = {
		["i"] = (match(pron(word), voiceless .. "ː?$") and "ш" or "ж") .. gsubh(word, "Bд",{["b"]="о̆",["e"]="э̆", ["ab"]="о̆"}),
		["a"] = (match(pron(word), voiceless .. "ː?$") and "ф" or "в") .. gsubh(word, "Rд",{["r"]="ө",["u"]="э", ["ar"]="э"}),
	}
	
	return make_table(data)
end

function make_table(data)
	
	local function show_form(form)
		local function link(term)
			local links = {}
			for alt in gmatch(term, "([^%s,]+)") do
				alt = term == "—" and term or "[[Contionary:" .. alt .. "|" .. alt .. "]]"
				table.insert(links, alt)
			end
			return table.concat(links, ", ")
		end
		
		if not form then
			return "—"
		end
		
		local ret, tr_ret = {}, {}
		
		for _, subform in ipairs(type(form) == "table" or {form}) do
			table.insert(ret, link(subform))
			local tr_subform, _ = m_tr.tr(subform,lang)
			table.insert(tr_ret, tr_subform)
		end
			
		return '<span lang="xchc" class="Cyrl">' .. table.concat(ret, ", ") .. '</span><br/><span style="color: #888;">' .. table.concat(tr_ret, ", ") .. "</span>"
	end

	function make_cases(data)
		local cases = {"nominative", "accusative", "dative", "genitive", "instrumental", "prosecutive", "adessive<br/>comitative", "ablative<br/>elative", "illative<br/>allative"}
		local numbers = {"singular", "paucal", "plural"}
		
		local ret = {}
		
		if data.unc then
			numbers[2], numbers[3], numbers_sh[2], numbers_sh[3] = nil, nil, nil, nil
		end
		table.insert(ret, '! style="width:8em;" |\n')
		for _, number in ipairs(numbers) do
			table.insert(ret, "! " .. number .. "\n")
		end
		table.insert(ret, "|-\n")
		for _, case in ipairs(cases) do
			local c_sh = case:sub(1,3)
			table.insert(ret, '! style="background:#EFF4FD" |' .. case .. '\n')
			for _, number in ipairs(numbers) do
				local n_sh = number:sub(1,2)
				local w_number = {["si"] = data.word .. data.sg, ["pa"] = data.word .. data.pau, ["pl"] = data.word .. data.pl[data.g]}
				local decl = {
					["nom"] = "",
					["acc"] = match(pron(w_number[n_sh]), vowel .. "ː?$") and "дза"
						      or match(pron(w_number[n_sh]), voiced .. "ː?$") and "да"
						      or "та",
					["dat"] = match(pron(w_number[n_sh]), vowel .. "ː?$") and "ша"
							  or match(pron(w_number[n_sh]), voiced .. "ː?$") and "за"
							  or "са",
					["gen"] = "ля",
					["ins"] = match(pron(w_number[n_sh]), vowel .. "ː?$") and "лза"
							  or gsubh(w_number[n_sh], "Rлз",{["r"]="ө",["u"]="э",["ar"]="ө"}),
					["pro"] = gsubh(w_number[n_sh], "сRц",{["r"]="ө",["u"]="э", ["ar"]="ө"}),
					["ade"] = "ляц",
					["abl"] = gsubh(w_number[n_sh], "сRшB",{["r"]="у",["u"]="ы",["b"]="о̄̆",["f"]="э̄̆",["ar"]="у",["ab"]="э̄̆"}),
					["ill"] = gsubh(w_number[n_sh], "кRб",{["r"]="ү",["u"]="ы",["ar"]="ы"}),
				}
				table.insert(ret, "| " .. show_form(w_number[n_sh] .. decl[c_sh]) .. "\n")
			end
			table.insert(ret, "|-\n")
		end
		
		return table.concat(ret)
	end

	local t = [=[
	<div class="mw-collapsible" style="margin: 0px 0px -1px 0px; padding: 2px; border: 1px solid #aaaaaa; text-align: center; border-collapse: collapse; font-size: 95%; overflow: auto; width: auto; min-width: 35em; display:inline-block; color: #202122;">
	<div style="min-height: 1.6em; font-size: 100%; text-align: left; padding-left: 10px; background-image: -webkit-gradient(linear,left top,left bottom,from(#EFEFEF),to(#DFDFDF),color-stop(0.6,#E3E3E3)); background-image: -moz-linear-gradient(top,#EFEFEF,#E3E3E3 60%,#DFDFDF); background-image: -o-linear-gradient(top,#EFEFEF,#E3E3E3 60%,#DFDFDF); background: #EFF4FD; cursor: pointer;">'''Declension of {title}'''&nbsp;(<span style="font-weight:normal; font-size: smaller;">{after_title}</span>)&nbsp;</div>
	<div class="mw-collapsible-content" style="font-size: 100%; display: block;">
	{\op}|style="background:#F9F9F9; text-align:center; min-width:35em; width:100%;" class="inflection-table"
	|- style="background:#BDD3F7"
	{all_cases}
	|-
	|{\cl}</div></div>
	]=]

	return require("Module:string utilities").format(t,{
		title='<span lang="xchc" class="Cyrl">' .. data.word .. '</span>',
		after_title="[[:Category:Chiingimec " .. genders[data.g] .. " nouns|" .. genders[data.g] .. "]]",
		all_cases=make_cases(data)
		}) .. (data.nocat and "" or "[[Category:Chiingimec " .. genders[data.g] .. " nouns|" .. genders[data.g] .. "]]")
end

return export