130 lines
3.7 KiB
TypeScript

import { useEffect } from "react";
import { supabase } from "../lib/supabase";
import type { RealtimeChannel } from "@supabase/supabase-js";
/**
* Realtime-Subscription für DM-Konversation:
* Lauscht auf INSERT in rebreak.direct_messages mit sender_id=eq.{partnerId}.
* Filter: Wir bekommen nur Nachrichten DES Partners (eigene werden lokal optimistisch
* hinzugefügt). callback erhält die rohe Postgres-Row.
*/
export function useDmRealtime(
partnerId: string | undefined,
onInsert: (row: any) => void,
enabled: boolean = true,
) {
useEffect(() => {
if (!enabled || !partnerId) return;
let channel: RealtimeChannel | null = null;
let cancelled = false;
let reconnectTimer: ReturnType<typeof setTimeout> | null = null;
async function subscribe() {
const { data } = await supabase.auth.getSession();
if (cancelled || !data.session?.access_token) return;
supabase.realtime.setAuth(data.session.access_token);
channel = supabase
.channel(`dm:${partnerId}:${Date.now()}`)
.on(
"postgres_changes",
{
event: "INSERT",
schema: "rebreak",
table: "direct_messages",
filter: `sender_id=eq.${partnerId}`,
},
(payload: any) => {
onInsert(payload.new);
},
)
.subscribe((status) => {
if (status === "CHANNEL_ERROR" || status === "TIMED_OUT") {
cleanup();
if (reconnectTimer) clearTimeout(reconnectTimer);
reconnectTimer = setTimeout(() => {
if (!cancelled) subscribe();
}, 3000);
}
});
}
function cleanup() {
if (channel) {
supabase.removeChannel(channel);
channel = null;
}
}
subscribe();
return () => {
cancelled = true;
if (reconnectTimer) clearTimeout(reconnectTimer);
cleanup();
};
}, [partnerId, enabled, onInsert]);
}
/**
* Realtime für Gruppen-Chat: lauscht auf INSERT in rebreak.chat_messages mit room_id=eq.{roomId}.
*/
export function useRoomRealtime(
roomId: string | undefined,
myUserId: string | undefined,
onInsert: (row: any) => void,
enabled: boolean = true,
) {
useEffect(() => {
if (!enabled || !roomId) return;
let channel: RealtimeChannel | null = null;
let cancelled = false;
let reconnectTimer: ReturnType<typeof setTimeout> | null = null;
async function subscribe() {
const { data } = await supabase.auth.getSession();
if (cancelled || !data.session?.access_token) return;
supabase.realtime.setAuth(data.session.access_token);
channel = supabase
.channel(`room:${roomId}:${Date.now()}`)
.on(
"postgres_changes",
{
event: "INSERT",
schema: "rebreak",
table: "chat_messages",
filter: `room_id=eq.${roomId}`,
},
(payload: any) => {
// Eigene Nachrichten überspringen (lokal optimistisch hinzugefügt)
if (payload.new?.user_id === myUserId) return;
onInsert(payload.new);
},
)
.subscribe((status) => {
if (status === "CHANNEL_ERROR" || status === "TIMED_OUT") {
cleanup();
if (reconnectTimer) clearTimeout(reconnectTimer);
reconnectTimer = setTimeout(() => {
if (!cancelled) subscribe();
}, 3000);
}
});
}
function cleanup() {
if (channel) {
supabase.removeChannel(channel);
channel = null;
}
}
subscribe();
return () => {
cancelled = true;
if (reconnectTimer) clearTimeout(reconnectTimer);
cleanup();
};
}, [roomId, myUserId, enabled, onInsert]);
}