Editing Module:Sports color/sandbox

--
-- This module implements
-- {{Basketball leagues color}}, {{Basketball color cell}}, {{Basketball color cell2}},
-- {{NBA color}}, {{NBA color cell}}, {{NBA color cell2}}
-- {{Euroleague color}}, {{Euroleague color cell}}, {{Euroleague color cell2}}, 
-- {{NBL colour}}, {{NBL colour cell}}, {{NBL colour cell2}},
-- {{PBA color}}, {{PBA color cell}}, {{PBA color cell2}},
-- {{KBL color}}, {{KBL color cell}}, {{KBL color cell2}}
--
local p = {}

local data_module = "Module:Basketball color/data/sandbox"

local function stripwhitespace(text)
	return text:match("^%s*(.-)%s*$")
end

local function get_colors(team, unknown)
	team = stripwhitespace(team or '')
	unknown = unknown or {"DCDCDC", "000000", "000000", "FFFFFF"}
	
	local use_default = {
		[""] = 1,
		["retired"] = 1,
		["free agent"] = 1,
	}
	
	local colors = nil
	
	if ( team and use_default[team:lower()] ) then
		colors = {"DCDCDC", "000000", "000000", "FFFFFF"}
	else
		local all_colors = mw.loadData(data_module)
		colors = all_colors[team]
		if ( colors and type(colors) == 'string' ) then
			colors = all_colors[colors]
		end
	end

	return colors or unknown
end

local function team_color(team, num)
	local colors = get_colors(team, nil)

	num = tonumber(num:match('[1-4]') or '0')
	if ( num ) then
		return colors[num]
	else
		return ''
	end
end

local function team_colorcell(team, borderwidth, bg, fg, bd)
	local colors = get_colors(team, nil)
	local border = ''
	borderwidth = borderwidth or ''
	
	if (borderwidth ~= '') then
		border = 'border:' .. borderwidth .. 'px solid #' .. stripwhitespace(colors[bd]) .. ';'
	end
	
	return 'background-color:#' .. stripwhitespace(colors[bg]) .. ';color:#' .. stripwhitespace(colors[fg]) .. ';' .. border
end

local function team_check(team, unknown)
	local colors = get_colors(team, unknown)
	if type(colors) == 'table' then
		return 'known'
	else
		return unknown
	end
end

local function team_testtable(args, style, data)
	local teamlist = {}
	if ( data ) then data_module = data end

    -- helper function
	local function table_row(t, c)
		local res = mw.html.create('')
		if( c[1] and c[2] and c[3] and c[4] ) then
			res:tag('td'):wikitext(t)
		else
			res:tag('td'):wikitext(t .. ' <span class=error>ERROR</span>')
		end
		for i=1,4 do
			res:tag('td'):css('background-color', '#' .. stripwhitespace(c[i] or 'ERROR'))
		end

		return tostring(res)
	end

    -- list of teams
	if( args and args[1] ) then
		for k, team in pairs(args) do
			if type(k) == 'number' then
				table.insert(teamlist, team)
			end
		end
	else
		local all_colors = mw.loadData(data_module)
		for team, colors in pairs( all_colors ) do
			table.insert(teamlist, team)
		end
		table.sort(teamlist)
		table.insert(teamlist, 'Free agent')
		table.insert(teamlist, 'Retired')
	end
	
	-- build table
	local root = mw.html.create('table')
	root:addClass('wikitable sortable')
		:css('font-size', '90%')
		:css('line-height', '100%')
		:cssText(style)
	local row = root:tag('tr')
	row:tag('th'):wikitext('Team')
	for i=1,4 do
		row:tag('th')
			:addClass('unsortable')
			:wikitext(i)
	end
	for k, team in pairs( teamlist ) do
		row = root:tag('tr')
		row:wikitext(table_row(team, get_colors(team)))
	end
	
	return tostring(root)
end

function p.color(frame)
	local args = (frame.args[1] ~= nil) and frame.args or frame:getParent().args
	return team_color(args[1] or '', args[2] or '')
end

function p.colorcell(frame)
	local args = (frame.args[1] ~= nil) and frame.args or frame:getParent().args
	return team_colorcell(args[1] or '', args['border'] or '', 1, 2, 3)
end

function p.colorcell2(frame)
	local args = (frame.args[1] ~= nil) and frame.args or frame:getParent().args
	return team_colorcell(args[1] or '', args['border'] or '', 3, 4, 1)
end

function p.check(frame)
	local args = (frame.args[1] ~= nil) and frame.args or frame:getParent().args
	return team_check(args[1] or '', args[2] or '')
end

function p.testtable(frame)
	return team_testtable((frame.args[1] ~= nil) and frame.args or frame:getParent().args, frame.args['style'] or '', frame.args['data'])
end

return p