Module:ReleaseDate

-- Obtained and modified from https://en.wikipedia.org/wiki/Module:Video_game_release local getArgs = require('Module:Arguments').getArgs local list = require('Module:List'); local p = {}

local knownargs = { ['format'] = true, ['class'] = true, ['style'] = true, ['list_style'] = true, ['item_style'] = true, ['item1_style'] = true, ['indent'] = true }

local labels = { ['NA'] = "NA ", ['EU'] = "EU ", ['NAEU'] = "NA /EU ", ['EUR'] = "EU ", ['AU'] = "AU ", ['AUS'] = "AU ", ['JP'] = "JP ", ['KO'] = "KO ", ['BR'] = "BR ", ['CN'] = "CN ", ['PAL'] = "PAL ", ['SEA'] = "SEA ", ['AS'] = "AS ", ['SA'] = "SA ", ['OC'] = "OC ", ['WW'] = "<abbr title=\"Worldwide\">WW " }

local function getLocalLabel(alias) local label = labels[string.upper(alias)]

return label end

local function splitLabel(s) local islist = true local res = {} for k,v in ipairs(mw.text.split(s or '', '%s*/%s*')) do		local v1 = v:match('^%s*([A-Z][A-Z][A-Z]?)%s*$') if v1 then table.insert(res,v1) else local v2 = v:match('^%s*(%[%[[^%[%]|]*|[A-Z][A-Z][A-Z]?%]%])%s*$')			if v2 then				table.insert(res,v2)			else				islist = false			end		end	end	return islist and res or {s} end

function p.main(frame) local args = getArgs(frame) local listformat = args['format'] if (listformat == nil or listformat == "") then listformat = "unbulleted" end local items = {}

-- Old syntax "Two parameter region" use case, where param 1 is an article, param 2 is a label, and param 3 is the date. We assume this case if argument 4 is nil. if (args[3] ~= nil and args[4] == nil) then local item = "<span style=\"font-size:95%;\">"		if (args[2] ~= nil) then			item = item .. args[2]		end		item = item .. ": " .. args[3] .. ""		table.insert(items, item) -- Old syntax "Blank region" use case, where param 1 is empty, and param 2 is the date. elseif (args[1] == nil and args[2] ~= nil) then local item = args[2] .. ""		table.insert(items, item) -- Normal use cases, region/date pairs in 1/2, 3/4, 5/6, etc.	else local i = 1 local j = 2 while (args[i] and args[j]) do			local labels = {} for k,v in ipairs(splitLabel(args[i])) do				local label = getLocalLabel(v); table.insert(labels, label) end local item = "<span style=\"font-size:95%;\">" .. table.concat(labels,'/') .. ": " .. args[j] table.insert(items, item)

i = i + 2 j = j + 2 end end

-- Add known parameters of Module:List to the table for k, v in pairs(args) do		if (knownargs[k] == true) then items[k] = v		end end

local out = list.makeList(listformat, items)

-- Set message for invalid parameters. local parameterMsg = ""

-- Preview message. if (frame:preprocess("") == "") then parameterMsg = "<div class=\"hatnote\" style=\"color:red\"> Warning: unknown parameter \"_VALUE_\" (this message is shown only in preview). " end

-- Check for invalid parameters for k, v in pairs(args) do		if (type(k) ~= 'number' and knownargs[k] ~= true) then local msg = parameterMsg:gsub('_VALUE_', k) out = out .. msg end end

return out end

return p