ft_transcendence/src/chat/src/sendPrivMessage.ts
2025-12-30 18:20:16 +01:00

87 lines
2.5 KiB
TypeScript

import type { ClientMessage } from './chat_types';
import { clientChat, color } from './app';
import { FastifyInstance } from 'fastify';
import { getUserByName } from './getUserByName';
import type { User } from '@shared/database/mixin/user';
type BlockRelation = {
blocked: string;
blocker: string;
};
function checkNamePair(list: BlockRelation[], name1: string, name2: string): (boolean) {
const matches: BlockRelation[] = [];
let exists: boolean = false;
for (const item of list) {
if (item.blocker === name1) {
matches.push(item);
if (item.blocked === name2) {
exists = true;
return true;;
}
}
console.log(color.red, `'RETURN FLAG CheckNamePair ${exists}' item: ${name1} item2: ${name2}`);
}
return exists;
}
function whoBlockedMe(fastify: FastifyInstance, myID: string): BlockRelation [] {
const usersBlocked =
fastify.db.getAllBlockedUsers() ?? [];
return usersBlocked
.filter(entry => entry.blocked === myID)
.map(entry => ({
blocked: entry.user,
blocker: entry.blocked,
}));
}
/**
* function looks up the socket of a user online in the chat and sends a message
* it also sends a copy of the message to the sender
* @param fastify
* @param data
* @param sender
*/
export async function sendPrivMessage(fastify: FastifyInstance, data: ClientMessage, sender?: string) {
const sockets = await fastify.io.fetchSockets();
const AllusersBlocked: User[] = fastify.db.getAllUsers() ?? [];
const senderSocket = sockets.find(socket => socket.id === sender);
for (const socket of sockets) {
const UserID = getUserByName(AllusersBlocked, data.user)?.id ?? '';
const list:BlockRelation[] = whoBlockedMe(fastify, UserID);
const clientInfo = clientChat.get(socket.id);
if (!clientInfo?.user) {
console.log(color.red, `Skipping socket ${socket.id} (no user found)`);
continue;
}
let blockMsgFlag: boolean = false;
const UserByID = getUserByName(AllusersBlocked, clientInfo.user) ?? '';
if (UserByID === '') {
return;
}
const user: string = clientChat.get(socket.id)?.user ?? '';
const atUser = `@${user}`;
if (atUser !== data.command || atUser === '' || data.text === '') {
console.log(color.red, 'DEBUG: atUser !== data.command');
continue;
}
blockMsgFlag = checkNamePair(list, UserID, UserByID.id) || false;
if (socket.id === sender) {
console.log(color.blue, 'sKip Sender ', socket.id);
continue;
}
if (!blockMsgFlag) {
socket.emit('MsgObjectServer', { message: data });
if (senderSocket) {
senderSocket.emit('privMessageCopy', `${data.command}: ${data.text}🔒`);
}
}
}
}