Module:Page tabs

based on / copied from https://en.wikipedia.org/wiki/Module:Page_tabs

This module implements the Template:page tabs {{page tabs}} . Please see the template page for documentation.

---

-- This module implements {{Page tabs}}.

local getArgs = require('Module:Arguments').getArgs
local htmlBuilder = require('Module:HtmlBuilder')
local yesno = require('Module:Yesno')

local p = {}

function p.main(frame)
	local args = getArgs(frame)
	return p._main(args)
end

function p._main(args)
	local makeTab = p.makeTab
	local root = htmlBuilder.create()
	root.wikitext(yesno(args.NOTOC) and '__NOTOC__')
	local troot = root.tag('table')
	troot
		.css('background', args.Background or '#f8fcff')
		.css('text-align', 'center')
		.css('width', '100%')
		.css('border', '0')
		.css('border-spacing', '0')
		.css('border-collapse', 'collapse')
		.css('vertical-align', 'top')
	local trow = troot.tag('tr')
	if not args[1] then
		args[1] = '{{{1}}}'
	end
	for i, link in ipairs(args) do
		local thisPage
		if tonumber(args.This) == i then
			thisPage = true
		end
		trow.wikitext(makeTab(link, thisPage))
	end
	trow.tag('td')
		.css('border-bottom', '2px solid #a3b1bf')
		.css('width', '3000px')
		.wikitext(' ')
		
	return tostring(root)
end

function p.makeTab(link, thisPage)
	local tcell = htmlBuilder.create()
	tcell.tag('td')
		.css('padding', '0.5em')
		.css('background-color', thisPage and 'white' or '#cee0f2')
		.cssText(not thisPage and 'font-size:90%')
		.css('line-height', '0.95em')
		.css('border', 'solid 2px #a3b1bf')
		.cssText(thisPage and 'border-bottom:0')
		.cssText(thisPage and 'font-weight:bold')
		.css('white-space', 'nowrap')
		.css('width', '20px')
		.wikitext(link)
		.done()
	.tag('td')
		.css('border-bottom', '2px solid #a3b1bf')
		.css('width', '3px')
		.css('padding', '0')
		.wikitext(' ')
	return tostring(tcell)
end

return p