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pmomusic/pmoupnp/webapp/src/components/LogView.vue

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<template>
<div class="log-viewer">
<div class="header">
<h2>📋 System Logs</h2>
<div class="controls">
<button @click="toggleAutoScroll" :class="{ active: autoScroll }">
{{ autoScroll ? '📌 Auto-scroll ON' : '📌 Auto-scroll OFF' }}
</button>
<button @click="clearLogs">🗑 Clear</button>
<select v-model="levelFilter" class="filter">
<option value="ALL">All Levels</option>
<option value="TRACE">TRACE</option>
<option value="DEBUG">DEBUG</option>
<option value="INFO">INFO</option>
<option value="WARN">WARN</option>
<option value="ERROR">ERROR</option>
</select>
</div>
</div>
<div class="log-container" ref="logContainer">
<div
v-for="(log, index) in filteredLogs"
:key="index"
:class="['log-entry', `level-${log.level.toLowerCase()}`, { 'is-history': log.isHistory }]"
>
<span class="timestamp">{{ formatTimestamp(log.timestamp) }}</span>
<span class="level">{{ log.level }}</span>
<span class="target">{{ log.target }}</span>
<span class="message markdown-content" v-html="renderMarkdown(log.message)"></span>
</div>
<div v-if="isLoadingHistory" class="loading-state">
Loading history...
</div>
<div v-else-if="filteredLogs.length === 0" class="empty-state">
{{ isConnected ? 'Waiting for logs...' : 'Connecting to log stream...' }}
</div>
</div>
<div class="footer">
<span :class="['status', { connected: isConnected }]">
{{ isConnected ? '🟢 Connected' : '🔴 Disconnected' }}
</span>
<span class="count">{{ filteredLogs.length }} logs</span>
</div>
</div>
</template>
<script setup>
import { ref, computed, onMounted, onUnmounted, watch, nextTick } from 'vue'
import { marked } from 'marked'
import DOMPurify from 'dompurify'
// Configurer marked pour un rendu inline simple
marked.setOptions({
breaks: true,
gfm: true,
})
const logs = ref([])
const autoScroll = ref(true)
const isConnected = ref(false)
const isLoadingHistory = ref(true)
const levelFilter = ref('ALL')
const logContainer = ref(null)
let eventSource = null
let historyLoaded = false
const seenLogIds = new Set() // Pour détecter les duplicatas
const filteredLogs = computed(() => {
if (levelFilter.value === 'ALL') {
return logs.value
}
return logs.value.filter(log => log.level === levelFilter.value)
})
function formatTimestamp(timestamp) {
const date = new Date(timestamp.secs_since_epoch * 1000)
return date.toLocaleTimeString('fr-FR', {
hour: '2-digit',
minute: '2-digit',
second: '2-digit',
fractionalSecondDigits: 3
})
}
function renderMarkdown(text) {
// Convertir markdown en HTML et nettoyer pour la sécurité
const rawHtml = marked.parse(text, { async: false })
return DOMPurify.sanitize(rawHtml, {
ALLOWED_TAGS: ['strong', 'em', 'code', 'pre', 'a', 'ul', 'ol', 'li', 'p', 'br'],
ALLOWED_ATTR: ['href', 'target']
})
}
function toggleAutoScroll() {
autoScroll.value = !autoScroll.value
if (autoScroll.value) {
scrollToBottom()
}
}
function clearLogs() {
logs.value = []
seenLogIds.clear()
}
function scrollToBottom() {
if (!logContainer.value || !autoScroll.value) return
nextTick(() => {
logContainer.value.scrollTop = logContainer.value.scrollHeight
})
}
function connectSSE() {
// Ajuste l'URL selon ton setup
const baseUrl = window.location.origin
eventSource = new EventSource(`${baseUrl}/log-sse`)
eventSource.onopen = () => {
isConnected.value = true
console.log('SSE connection opened')
}
eventSource.onmessage = (event) => {
try {
const logEntry = JSON.parse(event.data)
// Créer un ID unique basé sur timestamp + message + target
const logId = `${logEntry.timestamp.secs_since_epoch}-${logEntry.timestamp.nanos_since_epoch}-${logEntry.message}-${logEntry.target}`
// Ignorer les duplicatas
if (seenLogIds.has(logId)) {
return
}
seenLogIds.add(logId)
// Marquer les logs historiques
if (!historyLoaded) {
logEntry.isHistory = true
}
logs.value.push(logEntry)
// Limiter à 1000 logs en mémoire
if (logs.value.length > 1000) {
const removed = logs.value.shift()
// Nettoyer aussi le Set pour éviter qu'il grandisse indéfiniment
const removedId = `${removed.timestamp.secs_since_epoch}-${removed.timestamp.nanos_since_epoch}-${removed.message}-${removed.target}`
seenLogIds.delete(removedId)
}
scrollToBottom()
} catch (error) {
console.error('Failed to parse log entry:', error)
}
}
eventSource.onerror = () => {
isConnected.value = false
isLoadingHistory.value = false
console.error('SSE connection error')
// Reconnexion automatique après 3 secondes
setTimeout(() => {
if (eventSource.readyState === EventSource.CLOSED) {
historyLoaded = false
connectSSE()
}
}, 3000)
}
// Détecter la fin du chargement de l'historique
// (on considère qu'après 500ms sans log, l'historique est chargé)
let historyTimeout
const originalOnMessage = eventSource.onmessage
eventSource.onmessage = (event) => {
clearTimeout(historyTimeout)
originalOnMessage(event)
if (!historyLoaded) {
historyTimeout = setTimeout(() => {
historyLoaded = true
isLoadingHistory.value = false
console.log('History loaded, now streaming live logs')
}, 500)
}
}
}
onMounted(() => {
connectSSE()
})
onUnmounted(() => {
if (eventSource) {
eventSource.close()
}
})
// Désactiver auto-scroll si l'utilisateur scroll manuellement
watch(logContainer, (container) => {
if (!container) return
container.addEventListener('scroll', () => {
const isAtBottom =
container.scrollHeight - container.scrollTop <= container.clientHeight + 50
if (!isAtBottom && autoScroll.value) {
autoScroll.value = false
}
})
})
</script>
<style scoped>
.log-viewer {
display: flex;
flex-direction: column;
height: 80vh;
width: 100vw;
margin: 0;
padding: 0;
background: #1e1e1e;
color: #d4d4d4;
font-family: 'Consolas', 'Monaco', monospace;
box-sizing: border-box;
}
.header {
display: flex;
justify-content: space-between;
align-items: center;
padding: 1rem 1.5rem;
background: #252526;
border-bottom: 1px solid #3e3e42;
flex-wrap: wrap;
gap: 0.5rem;
}
.header h2 {
margin: 0;
color: #ffffff;
font-size: 1.2rem;
flex-shrink: 0;
}
@media (max-width: 768px) {
.header {
padding: 0.75rem 1rem;
}
.header h2 {
font-size: 1rem;
width: 100%;
}
}
.controls {
display: flex;
gap: 0.5rem;
flex-wrap: wrap;
}
@media (max-width: 768px) {
.controls {
width: 100%;
justify-content: space-between;
}
}
button {
padding: 0.5rem 1rem;
background: #3c3c3c;
color: #d4d4d4;
border: 1px solid #555;
border-radius: 4px;
cursor: pointer;
font-size: 0.9rem;
transition: all 0.2s;
white-space: nowrap;
}
@media (max-width: 768px) {
button {
padding: 0.4rem 0.7rem;
font-size: 0.8rem;
flex: 1;
min-width: 0;
}
}
button:hover {
background: #505050;
}
button.active {
background: #0e639c;
border-color: #1177bb;
}
.filter {
padding: 0.5rem;
background: #3c3c3c;
color: #d4d4d4;
border: 1px solid #555;
border-radius: 4px;
cursor: pointer;
}
@media (max-width: 768px) {
.filter {
padding: 0.4rem;
font-size: 0.8rem;
flex: 1;
min-width: 0;
}
}
.log-container {
flex: 1;
overflow-y: auto;
padding: 1rem;
background: #1e1e1e;
}
.log-entry {
display: grid;
grid-template-columns: 130px 80px 200px 1fr;
gap: 1rem;
padding: 0.5rem;
margin-bottom: 0.25rem;
border-left: 3px solid transparent;
font-size: 0.9rem;
line-height: 1.4;
}
@media (max-width: 768px) {
.log-entry {
grid-template-columns: 1fr;
gap: 0.3rem;
padding: 0.75rem 0.5rem;
font-size: 0.85rem;
border-left-width: 4px;
}
}
.log-entry:hover {
background: #2d2d30;
}
.log-entry.is-history {
opacity: 0.7;
}
.timestamp {
color: #858585;
font-weight: 500;
}
@media (max-width: 768px) {
.timestamp {
font-size: 0.75rem;
order: 1;
}
}
.level {
font-weight: bold;
text-transform: uppercase;
padding: 0.1rem 0.5rem;
border-radius: 3px;
text-align: center;
}
@media (max-width: 768px) {
.level {
order: 2;
width: fit-content;
font-size: 0.75rem;
padding: 0.2rem 0.6rem;
}
}
.target {
color: #4ec9b0;
font-style: italic;
}
@media (max-width: 768px) {
.target {
order: 3;
font-size: 0.8rem;
color: #6eb8a5;
}
}
.message {
color: #d4d4d4;
word-break: break-word;
}
@media (max-width: 768px) {
.message {
order: 4;
margin-top: 0.25rem;
}
}
.markdown-content {
line-height: 1.5;
}
.markdown-content :deep(code) {
background: #3c3c3c;
padding: 0.1rem 0.3rem;
border-radius: 3px;
font-family: 'Consolas', 'Monaco', monospace;
font-size: 0.85em;
color: #ce9178;
}
.markdown-content :deep(pre) {
background: #2d2d30;
padding: 0.5rem;
border-radius: 4px;
overflow-x: auto;
margin: 0.25rem 0;
}
.markdown-content :deep(pre code) {
background: transparent;
padding: 0;
color: #d4d4d4;
}
.markdown-content :deep(strong) {
color: #ffffff;
font-weight: bold;
}
.markdown-content :deep(em) {
color: #dcdcaa;
font-style: italic;
}
.markdown-content :deep(a) {
color: #569cd6;
text-decoration: none;
}
.markdown-content :deep(a:hover) {
text-decoration: underline;
}
.markdown-content :deep(p) {
margin: 0;
display: inline;
}
.markdown-content :deep(ul),
.markdown-content :deep(ol) {
margin: 0.25rem 0;
padding-left: 1.5rem;
}
/* Level colors */
.level-trace {
border-left-color: #808080;
}
.level-trace .level {
background: #3a3a3a;
color: #a0a0a0;
}
.level-debug {
border-left-color: #569cd6;
}
.level-debug .level {
background: #1e3a5f;
color: #569cd6;
}
.level-info {
border-left-color: #4ec9b0;
}
.level-info .level {
background: #1e4d42;
color: #4ec9b0;
}
.level-warn {
border-left-color: #dcdcaa;
}
.level-warn .level {
background: #4d4d2a;
color: #dcdcaa;
}
.level-error {
border-left-color: #f48771;
}
.level-error .level {
background: #5a1e1e;
color: #f48771;
}
.empty-state {
text-align: center;
padding: 3rem;
color: #858585;
font-size: 1.1rem;
}
.loading-state {
text-align: center;
padding: 3rem;
color: #569cd6;
font-size: 1.1rem;
animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
0%, 100% { opacity: 1; }
50% { opacity: 0.5; }
}
.footer {
display: flex;
justify-content: space-between;
padding: 0.75rem 1.5rem;
background: #252526;
border-top: 1px solid #3e3e42;
font-size: 0.9rem;
}
@media (max-width: 768px) {
.footer {
padding: 0.6rem 1rem;
font-size: 0.8rem;
}
}
.status {
color: #f48771;
}
.status.connected {
color: #4ec9b0;
}
.count {
color: #858585;
}
/* Scrollbar styling */
.log-container::-webkit-scrollbar {
width: 12px;
}
.log-container::-webkit-scrollbar-track {
background: #1e1e1e;
}
.log-container::-webkit-scrollbar-thumb {
background: #424242;
border-radius: 6px;
}
.log-container::-webkit-scrollbar-thumb:hover {
background: #4e4e4e;
}
</style>