diff --git a/packages/frontend/src/stream.ts b/packages/frontend/src/stream.ts index 0c5ee06197..0d5bd78b09 100644 --- a/packages/frontend/src/stream.ts +++ b/packages/frontend/src/stream.ts @@ -8,7 +8,12 @@ import { markRaw } from 'vue'; import { $i } from '@/account.js'; import { wsOrigin } from '@/config.js'; +// heart beat interval in ms +const HEART_BEAT_INTERVAL = 1000 * 60; + let stream: Misskey.Stream | null = null; +let timeoutHeartBeat: ReturnType | null = null; +let lastHeartbeatCall = 0; export function useStream(): Misskey.Stream { if (stream) return stream; @@ -17,7 +22,18 @@ export function useStream(): Misskey.Stream { token: $i.token, } : null)); - window.setTimeout(heartbeat, 1000 * 60); + if (timeoutHeartBeat) window.clearTimeout(timeoutHeartBeat); + timeoutHeartBeat = window.setTimeout(heartbeat, HEART_BEAT_INTERVAL); + + // send heartbeat right now when last send time is over HEART_BEAT_INTERVAL + document.addEventListener('visibilitychange', () => { + if ( + !stream + || document.visibilityState !== 'visible' + || Date.now() - lastHeartbeatCall < HEART_BEAT_INTERVAL + ) return; + heartbeat(); + }); return stream; } @@ -26,5 +42,7 @@ function heartbeat(): void { if (stream != null && document.visibilityState === 'visible') { stream.heartbeat(); } - window.setTimeout(heartbeat, 1000 * 60); + lastHeartbeatCall = Date.now(); + if (timeoutHeartBeat) window.clearTimeout(timeoutHeartBeat); + timeoutHeartBeat = window.setTimeout(heartbeat, HEART_BEAT_INTERVAL); }