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kestrelos/app/pages/share-live.vue
Madison Grubb a4996e7c91
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get rid of ambiguous unicode chars
2026-02-17 11:28:47 -05:00

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14 KiB
Vue

<template>
<div class="flex min-h-[80vh] flex-col items-center justify-center p-6">
<div class="kestrel-card-modal w-full max-w-md p-6">
<h2 class="kestrel-section-heading mb-2">
Share live (camera + location)
</h2>
<p class="mb-4 text-sm text-kestrel-muted">
Use this page in Safari on your iPhone to stream your camera and location to the map. You'll appear as a live POI.
</p>
<div
v-if="!isSecureContext"
class="mb-4 rounded border border-amber-500/50 bg-amber-500/10 px-3 py-2 text-sm text-amber-200"
>
<strong>HTTPS required.</strong> From your phone, camera and location only work over a secure connection. Open this app using an HTTPS URL (e.g. a tunnel like ngrok, or a server with an SSL certificate).
</div>
<!-- Status -->
<div class="mb-4 rounded border border-kestrel-border bg-kestrel-bg px-3 py-2 text-sm text-kestrel-text">
<p
v-if="status"
class="font-medium"
>
{{ status }}
</p>
<p
v-if="webrtcState === 'connecting'"
class="mt-1 text-kestrel-muted"
>
WebRTC: connecting…
</p>
<template v-if="webrtcState === 'failed'">
<p class="mt-1 font-medium text-red-400">
WebRTC: failed
</p>
<p
v-if="webrtcFailureReason?.wrongHost"
class="mt-1 text-amber-400"
>
Wrong host: server sees <strong>{{ webrtcFailureReason.wrongHost.serverHostname }}</strong> but you opened this page at <strong>{{ webrtcFailureReason.wrongHost.clientHostname }}</strong>. Use the same URL on phone and server, or set MEDIASOUP_ANNOUNCED_IP.
</p>
<ul class="mt-2 list-inside list-disc space-y-0.5 text-kestrel-muted">
<li><strong>Firewall:</strong> Open UDP/TCP ports 40000-49999 on the server.</li>
<li><strong>Wrong host:</strong> Server must see the same address you use (see above or open /api/live/debug-request-host).</li>
<li><strong>Restrictive NAT / cellular:</strong> A TURN server may be required (future enhancement).</li>
</ul>
</template>
<p
v-if="error"
class="mt-1 text-red-400"
>
{{ error }}
</p>
</div>
<!-- Local preview -->
<div
v-if="stream && videoRef"
class="kestrel-video-frame mb-4"
>
<video
ref="videoRef"
autoplay
playsinline
muted
class="h-full w-full object-cover"
/>
<div
v-if="sharing"
class="absolute bottom-2 left-2 rounded bg-black/70 px-2 py-1 text-xs text-green-400"
>
● Live - you appear on the map
</div>
</div>
<!-- Controls -->
<div class="flex flex-col gap-2">
<button
v-if="!sharing"
type="button"
class="w-full rounded bg-kestrel-accent px-4 py-3 text-sm font-medium text-kestrel-bg transition-opacity hover:opacity-90 disabled:opacity-50"
:disabled="starting"
@click="startSharing"
>
{{ starting ? 'Starting' : 'Start sharing' }}
</button>
<button
v-else
type="button"
class="w-full rounded border border-red-400/60 bg-red-400/10 px-4 py-3 text-sm font-medium text-red-400 transition-opacity hover:bg-red-400/20"
@click="stopSharing"
>
Stop sharing
</button>
<NuxtLink
to="/"
class="block text-center text-sm text-kestrel-muted underline hover:text-kestrel-accent"
>
Back to map
</NuxtLink>
</div>
</div>
</div>
</template>
<script setup>
import { createMediasoupDevice, createSendTransport } from '~/composables/useWebRTC.js'
import { getWebRTCFailureReason } from '~/composables/useWebRTCFailureReason.js'
import { initLogger, logError, logWarn } from '~/utils/logger.js'
import { useUser } from '~/composables/useUser.js'
definePageMeta({ layout: 'default' })
const { user } = useUser()
const videoRef = ref(null)
const stream = ref(null)
const sessionId = ref(null)
const status = ref('')
const error = ref('')
const sharing = ref(false)
const starting = ref(false)
const isSecureContext = typeof window !== 'undefined' && window.isSecureContext
const webrtcState = ref('') // '', 'connecting', 'connected', 'failed'
const webrtcFailureReason = ref(null) // { wrongHost: { serverHostname, clientHostname } | null }
const locationWatchId = ref(null)
const locationIntervalId = ref(null)
const device = ref(null)
const sendTransport = ref(null)
const producer = ref(null)
async function runFailureReasonCheck() {
webrtcFailureReason.value = await getWebRTCFailureReason()
}
function setStatus(msg) {
status.value = msg
error.value = ''
}
function setError(msg) {
error.value = msg
}
async function startSharing() {
starting.value = true
setStatus('Requesting camera and location…')
setError('')
try {
// 1. Start live session on server
const session = await $fetch('/api/live/start', {
method: 'POST',
body: {},
})
sessionId.value = session.id
// Initialize logger with session and user context
initLogger(session.id, user.value?.id)
setStatus('Session started. Requesting camera…')
// 2. Get camera if available (requires HTTPS on mobile Safari)
const hasMediaDevices = typeof navigator !== 'undefined' && navigator.mediaDevices != null
if (!hasMediaDevices) {
setError('Media devices not available. HTTPS required.')
cleanup()
return
}
let mediaStream = null
try {
mediaStream = await navigator.mediaDevices.getUserMedia({
video: {
facingMode: 'environment',
width: { ideal: 1280 },
height: { ideal: 720 },
},
audio: false,
})
stream.value = mediaStream
if (videoRef.value) {
videoRef.value.srcObject = mediaStream
}
setStatus('Camera on. Setting up WebRTC…')
}
catch {
setError('Camera denied or unavailable. Allow camera access in browser settings.')
cleanup()
return
}
// 3. Initialize Mediasoup device and create WebRTC transport
try {
webrtcState.value = 'connecting'
webrtcFailureReason.value = null
const rtpCapabilities = await $fetch(`/api/live/webrtc/router-rtp-capabilities?sessionId=${sessionId.value}`, {
credentials: 'include',
})
device.value = await createMediasoupDevice(rtpCapabilities)
sendTransport.value = await createSendTransport(device.value, sessionId.value, {
onConnectSuccess: () => { webrtcState.value = 'connected' },
onConnectFailure: () => {
webrtcState.value = 'failed'
runFailureReasonCheck()
},
})
// 4. Produce video track
const videoTrack = mediaStream.getVideoTracks()[0]
if (!videoTrack) {
throw new Error('No video track available')
}
producer.value = await sendTransport.value.produce({ track: videoTrack })
// Monitor producer events
producer.value.on('transportclose', () => {
logWarn('share-live: Producer transport closed', {
producerId: producer.value.id,
producerPaused: producer.value.paused,
producerClosed: producer.value.closed,
})
})
producer.value.on('trackended', () => {
logWarn('share-live: Producer track ended', {
producerId: producer.value.id,
producerPaused: producer.value.paused,
producerClosed: producer.value.closed,
})
})
// Monitor transport state (mediasoup-client does not pass a parameter; read from transport.connectionState)
sendTransport.value.on('connectionstatechange', () => {
const state = sendTransport.value.connectionState
if (state === 'connected') webrtcState.value = 'connected'
else if (state === 'failed' || state === 'disconnected' || state === 'closed') {
logWarn('share-live: Send transport connection state changed', {
state,
transportId: sendTransport.value.id,
producerId: producer.value.id,
})
if (state === 'failed') {
webrtcState.value = 'failed'
runFailureReasonCheck()
}
}
})
// Monitor track state
if (producer.value.track) {
producer.value.track.addEventListener('ended', () => {
logWarn('share-live: Producer track ended', {
producerId: producer.value.id,
trackId: producer.value.track.id,
trackReadyState: producer.value.track.readyState,
trackEnabled: producer.value.track.enabled,
trackMuted: producer.value.track.muted,
})
})
producer.value.track.addEventListener('mute', () => {
logWarn('share-live: Producer track muted', {
producerId: producer.value.id,
trackId: producer.value.track.id,
trackEnabled: producer.value.track.enabled,
trackMuted: producer.value.track.muted,
})
})
producer.value.track.addEventListener('unmute', () => {})
}
webrtcState.value = 'connected'
setStatus('WebRTC connected. Requesting location…')
}
catch (webrtcErr) {
logError('share-live: WebRTC setup error', { err: webrtcErr.message || String(webrtcErr), stack: webrtcErr.stack })
webrtcState.value = 'failed'
runFailureReasonCheck()
setError('Failed to set up video stream: ' + (webrtcErr.message || String(webrtcErr)))
cleanup()
return
}
// 5. Get location (continuous) - also requires HTTPS on mobile Safari
if (!navigator.geolocation) {
setError('Geolocation not supported in this browser.')
cleanup()
return
}
try {
await new Promise((resolve, reject) => {
locationWatchId.value = navigator.geolocation.watchPosition(
(pos) => {
resolve(pos)
},
(err) => {
reject(err)
},
{ enableHighAccuracy: true, maximumAge: 0, timeout: 10000 },
)
})
}
catch (locErr) {
const msg = locErr?.code === 1 || (locErr?.message && locErr.message.toLowerCase().includes('permission'))
? 'Camera and location require a secure connection (HTTPS) when using this page from your phone. Open this app via an HTTPS URL (e.g. use a tunnel or a server with SSL).'
: (locErr?.message || 'Location was denied or unavailable.')
setError(msg)
cleanup()
return
}
setStatus('Location enabled. Streaming live…')
sharing.value = true
starting.value = false
// 6. Send location updates periodically (video is handled by WebRTC)
let locationUpdate404Logged = false
const sendLocationUpdate = async () => {
if (!sessionId.value || !sharing.value) return
const id = sessionId.value
const pos = await new Promise((resolve, reject) => {
navigator.geolocation.getCurrentPosition(resolve, reject, {
enableHighAccuracy: true,
maximumAge: 2000,
timeout: 5000,
})
}).catch(() => null)
const lat = pos?.coords?.latitude
const lng = pos?.coords?.longitude
if (Number.isFinite(lat) && Number.isFinite(lng)) {
try {
await $fetch(`/api/live/${id}`, {
method: 'PATCH',
body: {
lat,
lng,
},
credentials: 'include',
})
}
catch (e) {
if (e?.statusCode === 404) {
if (locationIntervalId.value != null) {
clearInterval(locationIntervalId.value)
locationIntervalId.value = null
}
sharing.value = false
if (!locationUpdate404Logged) {
locationUpdate404Logged = true
logWarn('share-live: Session ended (404), stopping location updates', { sessionId: id })
}
}
else {
logWarn('share-live: Live location update failed', { err: e.message || String(e) })
}
}
}
}
await sendLocationUpdate()
locationIntervalId.value = setInterval(sendLocationUpdate, 2000)
}
catch (e) {
starting.value = false
if (e?.message) setError(e.message)
else if (e?.name === 'NotAllowedError') setError('Camera or location was denied. Allow in Safari settings.')
else if (e?.name === 'NotFoundError') setError('No camera found.')
else setError('Failed to start: ' + String(e))
cleanup()
}
}
function cleanup() {
if (locationWatchId.value != null && navigator.geolocation?.clearWatch) {
navigator.geolocation.clearWatch(locationWatchId.value)
}
locationWatchId.value = null
if (locationIntervalId.value != null) {
clearInterval(locationIntervalId.value)
}
locationIntervalId.value = null
if (producer.value) {
producer.value.close()
producer.value = null
}
if (sendTransport.value) {
sendTransport.value.close()
sendTransport.value = null
}
device.value = null
if (stream.value) {
stream.value.getTracks().forEach(t => t.stop())
stream.value = null
}
if (sessionId.value) {
$fetch(`/api/live/${sessionId.value}`, { method: 'DELETE' }).catch(() => {})
sessionId.value = null
}
sharing.value = false
webrtcState.value = ''
webrtcFailureReason.value = null
}
async function stopSharing() {
setStatus('Stopping…')
cleanup()
setStatus('')
setError('')
}
onBeforeUnmount(() => {
cleanup()
})
</script>