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Module:Sandbox/Chlod/OOUI button

< Module:Sandbox
-- Used to implement {{OOUI button}}
-- This is not the same as {{Clickable button 2}}, which uses mw-ui.
local getArgs = require('Module:Arguments').getArgs
local yesno = require('Module:Yesno')
local p = {}

local finalCategories = {}

function p.main(frame)
	local args = getArgs(frame, {
		trim = true,
		removeBlanks = false
	})

    return p._main(frame, args)
end

function p._main(frame, args)
	-- aliases
	args["label"] = args["1"] or args["label"]
	
	return tostring(renderButtonWidget(args))
end

function renderButtonWidget(args)
	local wrapper = mw.html.create("span")
		:addClass("oo-ui-widget")
		:addClass("oo-ui-buttonElement")
		:addClass("oo-ui-buttonWidget")
		
	-- <icon/label/indicator>Element
	if args["icon"] and string.len(args["icon"]) > 0 then
		wrapper:addClass("oo-ui-iconElement")
	end
	if args["label"] and string.len(args["label"]) > 0 then
		wrapper:addClass("oo-ui-labelElement")
	end
	if args["indicator"] and string.len(args["indicator"]) > 0 then
		wrapper:addClass("oo-ui-indicatorElement")
	end
	
	-- flags
	if args["flags"] == "progressive" or yesno(args["progressive"]) then
		wrapper:addClass("oo-ui-flaggedElement-progressive")
	end
	if args["flags"] == "destructive" or yesno(args["destructive"]) then
		wrapper:addClass("oo-ui-flaggedElement-destructive")
	end
	
	-- frame
	if yesno(args["framed"] or "yes") then
		wrapper:addClass("oo-ui-buttonElement-framed")
	else
		wrapper:addClass("oo-ui-buttonElement-frameless")
	end
	
	-- disabled
	if yesno(args["disabled"] or "no") then
		wrapper:addClass("oo-ui-widget-disabled")
		wrapper:attr("aria-diasbled", "true")
	else
		wrapper:addClass("oo-ui-widget-enabled")
		wrapper:attr("aria-diasbled", "false")
	end
	
	wrapper:node(renderButton(args))
	
	return wrapper
end

function renderButton(args)
	return mw.html.create("span")
		:addClass("oo-ui-buttonElement-button")
		:attr("role", "button")
		:attr("title", args["title"] or args["label"])
		:attr("aria-disabled", yesno(args["disabled"] or "no") and "true" or "false")
		:node(renderIcon(args["icon"]))
		:node(renderLabel(args["label"]))
		:node(renderIndicator(args["indicator"]))
end

function renderIcon(icon)
	return mw.html.create("span")
		:addClass("oo-ui-iconElement-icon")
		:addClass((icon and string.len(icon) > 0) 
			and ("oo-ui-icon-" .. icon)
			or "oo-ui-iconElement-noIcon")
end

function renderLabel(label)
	return mw.html.create("span")
		:addClass("oo-ui-labelElement-label")
		:wikitext(label)
end

function renderIndicator(indicator)
	if
	    indicator ~= "clear"
	    and indicator ~= "down"
	    and indicator ~= "required"
	    and indicator ~= "up"
	    and indicator ~= ""
	    and indicator ~= nil
    then
	   	mw.addWarning("Unrecognized indicator: ''" .. indicator .. "''")
	   	indicator = ""
   	end
	return mw.html.create("span")
		:addClass("oo-ui-indicatorElement-indicator")
		:addClass((indicator and string.len(indicator) > 0) 
			and ("oo-ui-indicator-" .. indicator)
			or "oo-ui-indicatorElement-noIndicator")
end

return p
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