local libUtil = require('libraryUtil') local checkType = libUtil.checkType local mTableTools = require('মডিউল:টেবিল সরঞ্জাম')  local p = {}  local listTypes = { 	['bulleted'] = true, 	['unbulleted'] = true, 	['horizontal'] = true, 	['ordered'] = true, 	['horizontal_ordered'] = true }  function p.makeListData(listType, args) 	-- Constructs a data table to be passed to p.renderList. 	local data = {}  	-- Classes and TemplateStyles 	data.classes = {} 	data.templatestyles = 	if listType == 'horizontal' or listType == 'horizontal_ordered' then 		table.insert(data.classes, 'hlist') 		data.templatestyles = mw.getCurrentFrame():extensionTag{ 			name = 'templatestyles', args = { src = 'Hlist/শৈলী.css' } 		} 	elseif listType == 'unbulleted' then 		table.insert(data.classes, 'plainlist') 		data.templatestyles = mw.getCurrentFrame():extensionTag{ 			name = 'templatestyles', args = { src = 'প্রান্তরতালিকা/শৈলী.css' } 		} 	end 	table.insert(data.classes, args.class)  	-- Main div style 	data.style = args.style  	-- Indent for horizontal lists 	if listType == 'horizontal' or listType == 'horizontal_ordered' then 		local indent = tonumber(args.indent) 		indent = indent and indent * 1.6 or 0 		if indent > 0 then 			data.marginLeft = indent .. 'em' 		end 	end 	 	-- List style types for ordered lists 	-- This could be "1, 2, 3", "a, b, c", or a number of others. The list style 	-- type is either set by the "type" attribute or the "list-style-type" CSS 	-- property. 	if listType == 'ordered' or listType == 'horizontal_ordered' then  		data.listStyleType = args.list_style_type or args['list-style-type'] 		data.type = args['type']  		-- Detect invalid type attributes and attempt to convert them to 		-- list-style-type CSS properties. 		if data.type  			and not data.listStyleType 			and not tostring(data.type):find('^%s*[1AaIi]%s*$') 		then 			data.listStyleType = data.type 			data.type = nil 		end 	end 	 	-- List tag type 	if listType == 'ordered' or listType == 'horizontal_ordered' then 		data.listTag = 'ol' 	else 		data.listTag = 'ul' 	end  	-- Start number for ordered lists 	data.start = args.start 	if listType == 'horizontal_ordered' then 		-- Apply fix to get start numbers working with horizontal ordered lists. 		local startNum = tonumber(data.start) 		if startNum then 			data.counterReset = 'listitem ' .. tostring(startNum - 1) 		end 	end  	-- List style 	 -- ul_style and ol_style are included for backwards compatibility. No 	 -- distinction is made for ordered or unordered lists. 	data.listStyle = args.list_style  	-- List items 	-- li_style is included for backwards compatibility. item_style was included 	-- to be easier to understand for non-coders. 	data.itemStyle = args.item_style or args.li_style 	data.items = {} 	for _, num in ipairs(mTableTools.numKeys(args)) do 		local item = {} 		item.content = args[num] 		item.style = args['item' .. tostring(num) .. '_style'] 			or args['item_style' .. tostring(num)] 		item.value = args['item' .. tostring(num) .. '_value'] 			or args['item_value' .. tostring(num)] 		table.insert(data.items, item) 	end 	 	return data end  function p.renderList(data) 	-- Renders the list HTML. 	 	-- Return the blank string if there are no list items. 	if type(data.items) ~= 'table' or #data.items < 1 then 		return  	end 	 	-- Render the main div tag. 	local root = mw.html.create('div') 	for _, class in ipairs(data.classes or {}) do 		root:addClass(class) 	end 	root:css{['margin-left'] = data.marginLeft} 	if data.style then 		root:cssText(data.style) 	end  	-- Render the list tag. 	local list = root:tag(data.listTag or 'ul') 	list 		:attr{start = data.start, type = data.type} 		:css{ 			['counter-reset'] = data.counterReset, 			['list-style-type'] = data.listStyleType 		} 	if data.listStyle then 		list:cssText(data.listStyle) 	end  	-- Render the list items 	for _, t in ipairs(data.items or {}) do 		local item = list:tag('li') 		if data.itemStyle then 			item:cssText(data.itemStyle) 		end 		if t.style then 			item:cssText(t.style) 		end 		item 			:attr{value = t.value} 			:wikitext(t.content) 	end  	return data.templatestyles .. tostring(root) end  function p.renderTrackingCategories(args) 	local isDeprecated = false -- Tracks deprecated parameters. 	for k, v in pairs(args) do 		k = tostring(k) 		if k:find('^item_style%d+$') or k:find('^item_value%d+$') then 			isDeprecated = true 			break 		end 	end 	local ret = '' 	if isDeprecated then 		ret = ret .. 'Category:List templates with deprecated parameters' 	end 	return ret end  function p.makeList(listType, args) 	if not listType or not listTypes[listType] then 		error(string.format( 			"bad argument #1 to 'makeList' ('%s' is not a valid list type)", 			tostring(listType) 		), 2) 	end 	checkType('makeList', 2, args, 'table') 	local data = p.makeListData(listType, args) 	local list = p.renderList(data) 	local trackingCategories = p.renderTrackingCategories(args) 	return list .. trackingCategories end  for listType in pairs(listTypes) do 	p[listType] = function (frame) 		local mArguments = require('Module:Arguments') 		local origArgs = mArguments.getArgs(frame, { 			valueFunc = function (key, value) 			if not value or not mw.ustring.find(value, '%S') then return nil end 			if mw.ustring.find(value, '^%s*[%*#;:]') then 				return value 			else 				return value:match('^%s*(.-)%s*$') 			end 			return nil 		end 		}) 		-- Copy all the arguments to a new table, for faster indexing. 		local args = {} 		for k, v in pairs(origArgs) do 			args[k] = v 		end 		return p.makeList(listType, args) 	end end  return p