23 lines
709 B
TypeScript
23 lines
709 B
TypeScript
import { onEvent } from '$apps'
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import { Hype } from '@because/hype'
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const router = Hype.router()
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// SSE: discrete lifecycle events for app processes (start, stop, deploy, etc.)
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// Unlike /api/apps/stream (full state snapshots for the dashboard), this sends
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// individual events so apps can react to specific lifecycle changes.
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router.sse('/stream', (send) => {
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let queue = Promise.resolve()
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const safeSend = (...args: Parameters<typeof send>) => {
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queue = queue.then(() => send(...args))
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}
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const unsub = onEvent(event => safeSend(event))
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const heartbeat = setInterval(() => safeSend('', 'ping'), 60_000)
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return () => {
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clearInterval(heartbeat)
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unsub()
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}
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})
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export default router
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