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feat: add non-blocking datastore refresh with dedicated lock and improve service worker offline handling

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Add datastore_refresh_lock to prevent concurrent refresh operations. Extract refresh_datastore_storage() function with non-blocking lock acquisition using acquire(blocking=False). Update datastore_snapshot() to spawn background thread for refresh when cache is stale but return immediately with cached data. Add offline fallback HTML page to service worker for navigate requests with 503 status for
This commit is contained in:
nessi
2026-08-21 20:55:19 +02:00
parent 1882d4e137
commit 5d7e452aaf
3 changed files with 30 additions and 10 deletions
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templates/index.html
+2 -2
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@@ -29,7 +29,7 @@ document.addEventListener('DOMContentLoaded',()=>{const grid=document.querySelec
<script>
if ('serviceWorker' in navigator) {
window.addEventListener('load', function () {
navigator.serviceWorker.register('/sw.js?v=5', {scope: '/'}).catch(function () {});
navigator.serviceWorker.register('/sw.js?v=6', {scope: '/'}).catch(function () {});
});
}
</script>
@@ -50,7 +50,7 @@ if ('serviceWorker' in navigator) {
<script>document.addEventListener('DOMContentLoaded',()=>{const badge=document.querySelector('#raidStatusBadge');if(!badge)return;const side=document.createElement('div');side.className='raid-status-side';const countdown=document.createElement('small');countdown.id='raidRefreshCountdown';countdown.textContent='Update in 5s';badge.replaceWith(side);side.append(badge,countdown);const interval=5000;let next=Date.now()+interval;const reset=()=>{next=Date.now()+interval};window.resetRaidRefreshCountdown=reset;const update=()=>{const seconds=Math.max(0,Math.ceil((next-Date.now())/1000));countdown.textContent=`Update in ${seconds}s`;if(seconds===0)reset()};update();setInterval(update,250);const updated=document.querySelector('#datastoreUpdated');if(updated)new MutationObserver(reset).observe(updated,{childList:true,characterData:true,subtree:true})});</script>
<script>document.addEventListener('DOMContentLoaded',()=>{const icons={total:'mdi:harddisk',used:'mdi:database',free:'mdi:database-outline',percent:'mdi:chart-donut'};document.querySelectorAll('.storage-card .storage-icon').forEach((node,index)=>{const key=['total','used','free','percent'][index];if(!key)return;const image=document.createElement('img');image.src=`https://api.iconify.design/${icons[key]}.svg?color=${key==='used'?'%23f4d267':key==='free'?'%236ae29a':key==='percent'?'%23c59cff':'%2360a9e6'}`;image.alt='';image.setAttribute('aria-hidden','true');node.textContent='';node.appendChild(image)})});</script>
<script>document.addEventListener('DOMContentLoaded',()=>{if(!document.querySelector('link[rel="shortcut icon"]')){const favicon=document.createElement('link');favicon.rel='shortcut icon';favicon.type='image/svg+xml';favicon.href="{{ url_for('static', filename='media-mark.svg') }}?v=media-max";document.head.appendChild(favicon)}});</script>
<html lang="de"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover"><meta name="theme-color" content="#1f252d"><meta name="mobile-web-app-capable" content="yes"><meta name="apple-mobile-web-app-capable" content="yes"><link rel="manifest" href="{{ url_for('static', filename='manifest.json') }}?v=5"><link rel="apple-touch-icon" href="{{ url_for('static', filename='media-mark-192.png') }}"><link rel="icon" type="image/svg+xml" href="{{ url_for('static', filename='media-mark.svg') }}"><title>Media Max</title>
<html lang="de"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover"><meta name="theme-color" content="#1f252d"><meta name="mobile-web-app-capable" content="yes"><meta name="apple-mobile-web-app-capable" content="yes"><link rel="manifest" href="{{ url_for('static', filename='manifest.json') }}?v=6"><link rel="apple-touch-icon" href="{{ url_for('static', filename='media-mark-192.png') }}"><link rel="icon" type="image/svg+xml" href="{{ url_for('static', filename='media-mark.svg') }}"><title>Media Max</title>
<style>
:root{color-scheme:dark;--bg:#181818;--panel:#222;--line:#3a3a3a;--text:#dedede;--muted:#929292;--yellow:#f4c430;--blue:#60a9e6}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:13px Inter,system-ui,sans-serif}header{height:58px;display:flex;align-items:center;gap:15px;padding:0 20px;background:#242424;border-bottom:1px solid #343434}.logo{color:var(--yellow);font-size:22px;font-weight:900;letter-spacing:1px}.head-title{font-weight:700}.head-sub{font-size:12px;color:var(--muted);margin-top:2px}.actions{margin-left:auto}button,input,select{font:inherit;color:var(--text);background:#292929;border:1px solid #444;border-radius:5px}button{padding:7px 10px;cursor:pointer}main{padding:14px 20px 30px}.nav{display:flex;gap:4px;margin-bottom:12px;border-bottom:1px solid var(--line)}.nav button{border:0;border-radius:5px 5px 0 0;background:transparent;color:#aaa}.nav button.active{background:#303030;color:#fff}.view{display:none}.view.active{display:block}.toolbar{display:grid;grid-template-columns:minmax(280px,1fr) 190px 190px 170px;gap:8px;margin-bottom:10px}input,select{padding:7px 10px;height:34px}.stats{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}.stat{background:#242424;border:1px solid #363636;padding:5px 9px;border-radius:5px;color:#bbb}.scan{color:#f4c430}.banner{padding:9px 11px;border:1px solid #693b3b;background:#372424;border-radius:5px;margin-bottom:10px;color:#ffd1d1}.tablewrap{border:1px solid #353535;border-radius:6px;overflow:hidden;background:var(--panel)}table{width:100%;border-collapse:collapse;table-layout:fixed}th{padding:8px 10px;background:#282828;border-bottom:1px solid #444;text-align:left;font-size:12px}td{padding:7px 10px;border-bottom:1px solid #343434;vertical-align:middle}.col-title{width:28%}.col-quality{width:12%}.col-state{width:10%}.col-audio{width:17%}.col-subs{width:17%}.col-video{width:8%}.col-size{width:8%}.title{color:var(--blue);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:inline-block;max-width:90%;vertical-align:bottom}.year{color:var(--muted);font-size:11px;margin-left:5px}.badges{display:flex;gap:4px;flex-wrap:wrap}.badge{display:inline-flex;gap:4px;align-items:center;padding:2px 6px;border-radius:999px;border:1px solid #484848;background:#303030;white-space:nowrap;font-size:11px}.quality{background:#0e7138;border-color:#19894b}.state{font-size:11px;font-weight:700;padding:3px 7px;border-radius:4px;display:inline-block}.state.ok{background:#126f39;color:#d9ffe8}.state.warn{background:#77561e;color:#ffebc4}.state.bad{background:#763030;color:#ffd9d9}.state.neutral{background:#3b3b3b;color:#ccc}.muted{color:var(--muted)}.hidden{display:none}.series{border-bottom:1px solid var(--line)}.series:last-child{border:0}.series summary{padding:12px;cursor:pointer;background:#282828;font-weight:700}.series summary:hover{background:#303030}.series table{border-radius:0}.series td:first-child{padding-left:28px}@media(max-width:1100px){.toolbar{grid-template-columns:1fr 1fr}.col-video,.col-size{display:none}}
.brand-mark{width:34px;height:34px;display:grid;place-items:center;filter:drop-shadow(0 0 10px rgba(96,169,230,.24))}.brand-mark svg{width:34px;height:34px}.brand-name{color:var(--yellow);font-size:16px;font-weight:900;letter-spacing:1.5px}.brand{display:flex;align-items:center;gap:9px}