-- mod_candy.lua

-- Copyright (C) 2013-2017 Kim Alvefur

local json_encode = require"util.json".encode;

local get_host_children = require "core.hostmanager".get_children;

local is_module_loaded = require "core.modulemanager".is_loaded;

local serve = module:depends"http_files".serve;

local candy_rooms = module:get_option_array("candy_rooms");

local candy_debug = module:get_option_boolean("candy_debug", false);

local function get_autojoin()

	if candy_rooms then

		-- Configured room list, if any

		return candy_rooms;

	end

	for subdomain in pairs(get_host_children(module.host)) do

		-- Attempt autodetect a MUC host

		if is_module_loaded(subdomain, "muc") then

			return { "candy@" .. subdomain }

		end

	end

	-- Autojoin bookmarks then?

	-- Check out mod_default_bookmarks

	return true;

end

local function get_connect_path()

	if is_module_loaded(module.host, "websocket") then

		return module:http_url("websocket", "xmpp-websocket"):gsub("^http", "ws");

	end

	if not is_module_loaded(module.host, "bosh") then

		module:depends("bosh");

	end

	return module:http_url("bosh", "/http-bind");

end

module:provides("http", {

	route = {

		["GET /prosody.js"] = function(event)

			event.response.headers.content_type = "text/javascript";

			return ("// Generated by Prosody\n"

				.."var Prosody = %s;\n")

					:format(json_encode({

						connect_path = get_connect_path();

						autojoin = get_autojoin();

						version = prosody.version;

						host = module:get_host();

						debug = candy_debug;

						anonymous = module:get_option_string("authentication") == "anonymous";

					}));

		end;

		["GET /*"] = serve(module:get_directory().."/www_files");

		GET = function(event) -- TODO Remove this, it's done by mod_http in 0.10+

			event.response.headers.location = event.request.path.."/";

			return 301;

		end;

	}

});