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/*
Description: Changes the current channel of the calling socket
*/
// module main
export async function run(core, server, socket, data) {
// check for spam
if (server.police.frisk(socket.address, 6)) {
return server.reply({
cmd: 'warn',
text: 'You are changing channels too fast. Wait a moment before trying again.',
}, socket);
}
// check user input
if (typeof data.channel !== 'string') {
return true;
}
if (data.channel === socket.channel) {
// they are trying to rejoin the channel
return true;
}
// check that the nickname isn't already in target channel
const currentNick = socket.nick.toLowerCase();
const userExists = server.findSockets({
channel: data.channel,
nick: (targetNick) => targetNick.toLowerCase() === currentNick,
});
if (userExists.length > 0) {
// That nickname is already in that channel
return true;
}
// broadcast leave notice to peers
const peerList = server.findSockets({ channel: socket.channel });
if (peerList.length > 1) {
for (let i = 0, l = peerList.length; i < l; i += 1) {
server.reply({
cmd: 'onlineRemove',
nick: peerList[i].nick,
}, socket);
if (socket.nick !== peerList[i].nick) {
server.reply({
cmd: 'onlineRemove',
nick: socket.nick,
}, peerList[i]);
}
}
}
// broadcast join notice to new peers
const newPeerList = server.findSockets({ channel: data.channel });
const moveAnnouncement = {
cmd: 'onlineAdd',
nick: socket.nick,
trip: socket.trip || 'null',
hash: socket.hash,
};
const nicks = [];
for (let i = 0, l = newPeerList.length; i < l; i += 1) {
server.reply(moveAnnouncement, newPeerList[i]);
nicks.push(newPeerList[i].nick);
}
nicks.push(socket.nick);
// reply with new user list
server.reply({
cmd: 'onlineSet',
nicks,
}, socket);
// commit change
socket.channel = data.channel;
return true;
}
export const requiredData = ['channel'];
export const info = {
name: 'move',
description: 'This will change your current channel to the new one provided',
usage: `
API: { cmd: 'move', channel: '<target channel>' }`,
};
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