local datamanager = require "util.datamanager";

local st = require "util.stanza";

local datetime = require "util.datetime";

local ipairs = ipairs;

module "offlinemanager"

function store(node, host, stanza)

	stanza.attr.stamp = datetime.datetime();

	stanza.attr.stamp_legacy = datetime.legacy();

	return datamanager.list_append(node, host, "offline", st.preserialize(stanza));

end

function load(node, host)

	local data = datamanager.list_load(node, host, "offline");

	if not data then return; end

	for k, v in ipairs(data) do

		local stanza = st.deserialize(v);

		stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = host, stamp = stanza.attr.stamp}):up(); -- XEP-0203

		stanza:tag("x", {xmlns = "jabber:x:delay", from = host, stamp = stanza.attr.stamp_legacy}):up(); -- XEP-0091 (deprecated)

		stanza.attr.stamp, stanza.attr.stamp_legacy = nil, nil;

		data[k] = stanza;

	end

	return data;

end

function deleteAll(node, host)

	return datamanager.list_store(node, host, "offline", nil);

end

return _M;