-- Prosody IM

-- Copyright (C) 2008-2010 Matthew Wild

-- Copyright (C) 2008-2010 Waqas Hussain

-- 

-- This project is MIT/X11 licensed. Please see the

-- COPYING file in the source package for more information.

--

local t_concat, t_insert = table.concat, table.insert;

local char, format = string.char, string.format;

local ipairs = ipairs;

module "termcolours"

local stylemap = {

			reset = 0; bright = 1, dim = 2, underscore = 4, blink = 5, reverse = 7, hidden = 8;

			black = 30; red = 31; green = 32; yellow = 33; blue = 34; magenta = 35; cyan = 36; white = 37;

			["black background"] = 40; ["red background"] = 41; ["green background"] = 42; ["yellow background"] = 43; ["blue background"] = 44; ["magenta background"] = 45; ["cyan background"] = 46; ["white background"] = 47;

			bold = 1, dark = 2, underline = 4, underlined = 4, normal = 0;

		}

local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m";

function getstring(style, text)

	if style then

		return format(fmt_string, style, text);

	else

		return text;

	end

end

function getstyle(...)

	local styles, result = { ... }, {};

	for i, style in ipairs(styles) do

		style = stylemap[style];

		if style then

			t_insert(result, style);

		end

	end

	return t_concat(result, ";");

end

return _M;