Files
decision/frontend/app/components/common/OfflineBanner.vue
Yvv 403b94fa2c Sprint 5 : integration et production -- securite, performance, API publique, documentation
Backend: rate limiter, security headers, blockchain cache service avec RPC,
public API (7 endpoints read-only), WebSocket auth + heartbeat, DB connection
pooling, structured logging, health check DB. Frontend: API retry/timeout,
WebSocket auth + heartbeat + typed events, notifications toast, mobile hamburger
+ drawer, error boundary, offline banner, loading skeletons, dashboard enrichi.
Documentation: guides utilisateur complets (demarrage, vote, sanctuaire, FAQ 30+),
guide deploiement, politique securite. 123 tests, 155 fichiers.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-28 15:12:50 +01:00

96 lines
2.4 KiB
Vue

<script setup lang="ts">
/**
* Offline detection banner.
*
* Uses navigator.onLine and online/offline events to detect
* network connectivity changes. Shows a warning banner when
* offline and a brief success message when back online.
*/
const isOnline = ref(true)
const showReconnected = ref(false)
let reconnectedTimer: ReturnType<typeof setTimeout> | null = null
function handleOffline() {
isOnline.value = false
showReconnected.value = false
if (reconnectedTimer) {
clearTimeout(reconnectedTimer)
reconnectedTimer = null
}
}
function handleOnline() {
isOnline.value = true
showReconnected.value = true
// Show "reconnected" message briefly then hide
reconnectedTimer = setTimeout(() => {
showReconnected.value = false
reconnectedTimer = null
}, 3000)
}
onMounted(() => {
isOnline.value = navigator.onLine
window.addEventListener('offline', handleOffline)
window.addEventListener('online', handleOnline)
})
onUnmounted(() => {
window.removeEventListener('offline', handleOffline)
window.removeEventListener('online', handleOnline)
if (reconnectedTimer) {
clearTimeout(reconnectedTimer)
}
})
</script>
<template>
<Transition name="slide-down">
<div
v-if="!isOnline"
class="bg-warning-100 dark:bg-warning-900/50 border-b border-warning-300 dark:border-warning-700 px-4 py-2 text-center"
role="alert"
>
<div class="flex items-center justify-center gap-2 text-sm text-warning-800 dark:text-warning-200">
<UIcon name="i-lucide-wifi-off" class="text-lg flex-shrink-0" />
<span>Vous etes hors ligne. Certaines fonctionnalites sont indisponibles.</span>
</div>
</div>
</Transition>
<Transition name="slide-down">
<div
v-if="showReconnected && isOnline"
class="bg-success-100 dark:bg-success-900/50 border-b border-success-300 dark:border-success-700 px-4 py-2 text-center"
role="status"
>
<div class="flex items-center justify-center gap-2 text-sm text-success-800 dark:text-success-200">
<UIcon name="i-lucide-wifi" class="text-lg flex-shrink-0" />
<span>Connexion retablie</span>
</div>
</div>
</Transition>
</template>
<style scoped>
.slide-down-enter-active,
.slide-down-leave-active {
transition: all 0.3s ease;
}
.slide-down-enter-from,
.slide-down-leave-to {
transform: translateY(-100%);
opacity: 0;
}
.slide-down-enter-to,
.slide-down-leave-from {
transform: translateY(0);
opacity: 1;
}
</style>