From 4d14458c464b3bbb046b0d2841a41e2302c2afc0 Mon Sep 17 00:00:00 2001
From: Joachim Hummel <joachim.hummel@gmail.com>
Date: Sat, 17 Oct 2026 21:15:53 +0200
Subject: [PATCH] Frontend: Start/Stop/Reload pro Kamera und Toolbar (Alle
 starten/stoppen/neu laden, Setup alle)

---
 frontend.html | 81 ++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 67 insertions(+), 14 deletions(-)

diff --git a/frontend.html b/frontend.html
index f22c9c9..7329ba1 100644
--- a/frontend.html
+++ b/frontend.html
@@ -6,6 +6,7 @@
 <title>Webcams</title>
 <style>
 :root{color-scheme:dark;--bg:#0b0e14;--bg2:#10141c;--card:#151a24;--fg:#e6e9f0;--muted:#8791a5;--line:#232a38;--accent:#4f9dff;--accent2:#8b5cf6;--ok:#34d399;--bad:#f87171;--r:14px}
+[hidden]{display:none!important}
 *{box-sizing:border-box}
 html,body{margin:0;min-height:100%;color:var(--fg);font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
 body{background:radial-gradient(1200px 600px at 10% -10%,#16213a 0%,transparent 60%),radial-gradient(900px 500px at 100% 0%,#1d1535 0%,transparent 55%),var(--bg);background-attachment:fixed}
@@ -28,7 +29,8 @@ main{padding:22px;max-width:1800px;margin:0 auto}
 .overlay{position:absolute;inset:0;display:none;flex-direction:column;gap:8px;align-items:center;justify-content:center;background:rgba(5,7,11,.8);color:var(--muted);font-weight:500}
 .overlay svg{width:34px;height:34px;color:var(--bad)}
 .tile.off .overlay{display:flex}
-.cap{display:flex;align-items:center;gap:10px;padding:10px 14px;background:linear-gradient(180deg,var(--card),var(--bg2))}
+.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:0 0 20px;padding:12px 14px;background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
+.cap{flex-wrap:wrap;display:flex;align-items:center;gap:10px;padding:10px 14px;background:linear-gradient(180deg,var(--card),var(--bg2))}
 .cap .name{font-weight:600;color:var(--fg)}
 .cap .name:hover{color:var(--accent)}
 .dot{width:10px;height:10px;border-radius:50%;background:var(--muted);flex:none}
@@ -38,13 +40,21 @@ main{padding:22px;max-width:1800px;margin:0 auto}
 .state{font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted)}
 .tile.on .state{color:var(--ok)}
 .tile.off .state{color:var(--bad)}
+.tile.stopped .dot{background:var(--muted);animation:none;box-shadow:none}
+.tile.stopped .state{color:var(--muted)}
+.tile.stopped .overlay{display:flex}
+.tile.stopped .overlay svg{color:var(--muted)}
 .cap .sp{flex:1}
-.actions{display:flex;gap:8px}
+.actions{display:flex;flex-wrap:wrap;gap:8px}
 .btn{display:inline-flex;align-items:center;gap:6px;border:0;border-radius:9px;padding:7px 13px;font:inherit;font-size:13px;font-weight:600;color:#fff;cursor:pointer;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 2px 10px rgba(79,157,255,.25);transition:transform .1s,filter .15s,box-shadow .15s}
 .btn svg{width:15px;height:15px}
 .btn:hover{filter:brightness(1.15);box-shadow:0 4px 16px rgba(139,92,246,.4)}
 .btn:active{transform:scale(.95)}
 .btn:disabled{opacity:.7;cursor:default}
+.btn.danger{background:linear-gradient(135deg,#ef4444,#b91c1c);box-shadow:0 2px 10px rgba(239,68,68,.25)}
+.btn.danger:hover{box-shadow:0 4px 16px rgba(239,68,68,.45)}
+.btn.ok{background:linear-gradient(135deg,#22c55e,#15803d);box-shadow:0 2px 10px rgba(34,197,94,.25)}
+.btn.ok:hover{box-shadow:0 4px 16px rgba(34,197,94,.45)}
 .btn.alt{background:#222a3a;box-shadow:none;color:var(--fg);border:1px solid var(--line)}
 .btn.alt:hover{border-color:var(--accent);color:var(--accent)}
 .focus .tile.big .view{aspect-ratio:auto;height:min(75vh,56.25vw)}
@@ -61,12 +71,19 @@ main{padding:22px;max-width:1800px;margin:0 auto}
 <header>
   <h1><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M23 7l-7 5 7 5V7z"/><rect x="1" y="5" width="15" height="14" rx="2"/></svg><a id="home">Webcams</a></h1>
   <span class="sp"></span>
-  <button class="btn" id="setupAll" hidden><span>Setup alle</span></button>
   <span class="pill" id="count"></span>
   <span class="pill" id="clock"></span>
 </header>
 <div id="banner">Relay nicht erreichbar – neuer Versuch …</div>
-<main id="app"></main>
+<main>
+<section class="toolbar" id="toolbar">
+  <button class="btn ok" id="allStart"><span>Alle starten</span></button>
+  <button class="btn danger" id="allStop"><span>Alle stoppen</span></button>
+  <button class="btn alt" id="allReload"><span>Alle neu laden</span></button>
+  <button class="btn alt" id="setupAll" hidden><span>Setup alle</span></button>
+</section>
+<div id="app"></div>
+</main>
 <script>
 const ROOT = __ROOT__, CURRENT = __CURRENT__;
 const app = document.getElementById("app");
@@ -85,6 +102,9 @@ const el = (tag, cls, text) => {
 const ICONS = {
   cam: '<path d="M23 19a2 2 0 0 1-2 2H3a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h4l2-3h6l2 3h4a2 2 0 0 1 2 2z"/><circle cx="12" cy="13" r="4"/>',
   cog: '<circle cx="12" cy="12" r="3"/><path d="M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 1 1-2.83 2.83l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 1 1-4 0v-.09a1.65 1.65 0 0 0-1-1.51 1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 1 1-2.83-2.83l.06-.06a1.65 1.65 0 0 0 .33-1.82 1.65 1.65 0 0 0-1.51-1H3a2 2 0 1 1 0-4h.09a1.65 1.65 0 0 0 1.51-1 1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 1 1 2.83-2.83l.06.06a1.65 1.65 0 0 0 1.82.33h0a1.65 1.65 0 0 0 1-1.51V3a2 2 0 1 1 4 0v.09a1.65 1.65 0 0 0 1 1.51h0a1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 1 1 2.83 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82v0a1.65 1.65 0 0 0 1.51 1H21a2 2 0 1 1 0 4h-.09a1.65 1.65 0 0 0-1.51 1z"/>',
+  play: '<path d="M6 4l14 8-14 8z"/>',
+  stop: '<rect x="5" y="5" width="14" height="14" rx="2"/>',
+  reload: '<path d="M23 4v6h-6M1 20v-6h6"/><path d="M3.5 9a9 9 0 0 1 14.9-3.4L23 10M1 14l4.6 4.4A9 9 0 0 0 20.5 15"/>',
   full: '<path d="M8 3H5a2 2 0 0 0-2 2v3m18 0V5a2 2 0 0 0-2-2h-3m0 18h3a2 2 0 0 0 2-2v-3M3 16v3a2 2 0 0 0 2 2h3"/>',
   off: '<path d="M1 1l22 22M21 21H3a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h3m3-3h6l2 3h4a2 2 0 0 1 2 2v9.34m-7.72-2.06a4 4 0 1 1-5.56-5.56"/>'
 };
@@ -92,6 +112,13 @@ const icon = k => { const s = document.createElementNS("http://www.w3.org/2000/s
 const btn = (label, ic, fn, cls) => { const b = el("button", "btn" + (cls ? " " + cls : "")); b.title = label; b.append(icon(ic), el("span", "", label)); b.onclick = fn; return b; };
 const setupAllBtn = document.getElementById("setupAll");
 setupAllBtn.prepend(icon("cog"));
+[["allStart", "play", () => liveTiles().forEach(startTile)],
+ ["allStop", "stop", () => liveTiles().forEach(stopTile)],
+ ["allReload", "reload", () => liveTiles().forEach(reloadTile)]].forEach(([id, ic, fn]) => {
+  const b = document.getElementById(id);
+  b.prepend(icon(ic));
+  b.onclick = fn;
+});
 setupAllBtn.onclick = async () => {
   setupAllBtn.disabled = true;
   const label = setupAllBtn.querySelector("span");
@@ -107,7 +134,8 @@ function makeTile(name, mode, hasSetup) {
   const img = el("img");
   img.alt = name;
   const ov = el("div", "overlay");
-  ov.append(icon("off"), el("span", "", "Kamera offline"));
+  const ovText = el("span", "", "Kamera offline");
+  ov.append(icon("off"), ovText);
   view.append(img, ov);
 
   const cap = el("figcaption", "cap");
@@ -131,13 +159,19 @@ function makeTile(name, mode, hasSetup) {
     }, "alt");
     actions.append(setup);
   }
+  const o = { name, mode, t, img, state, ovText, stopped: false, online: null, timer: null, retry: null };
+  if (mode === "live") {
+    actions.append(
+      btn("Start", "play", () => startTile(o), "ok"),
+      btn("Stop", "stop", () => stopTile(o), "danger"),
+      btn("Reload", "reload", () => reloadTile(o), "alt"));
+  }
   actions.append(snap, full);
   cap.append(el("span", "dot"), link, state, el("span", "sp"), actions);
   t.append(view, cap);
 
-  const o = { name, mode, t, img, state, online: null, timer: null, retry: null };
   img.onerror = () => {
-    if (!visible || o.online === false) return;
+    if (!visible || o.stopped || o.online === false) return;
     clearTimeout(o.retry);
     o.retry = setTimeout(() => connect(o), 3000);
   };
@@ -160,7 +194,7 @@ async function runSetup(name) {
 function connect(o) {
   clearTimeout(o.retry);
   clearInterval(o.timer);
-  if (!visible) { o.img.removeAttribute("src"); return; }
+  if (!visible || o.stopped) { o.img.removeAttribute("src"); return; }
   const base = ROOT + o.name + "/";
   if (o.mode === "live") {
     o.img.src = base + "stream.mjpg?t=" + Date.now();
@@ -171,14 +205,33 @@ function connect(o) {
   }
 }
 
-function setOnline(o, on) {
-  o.t.classList.toggle("on", on);
-  o.t.classList.toggle("off", !on);
-  o.state.textContent = on ? "live" : "offline";
-  if (on && o.online !== true) connect(o);
-  o.online = on;
+function render(o) {
+  const on = o.online === true;
+  o.t.classList.toggle("stopped", o.stopped);
+  o.t.classList.toggle("on", on && !o.stopped);
+  o.t.classList.toggle("off", !on && !o.stopped);
+  o.state.textContent = o.stopped ? "gestoppt" : on ? "live" : "offline";
+  if (o.ovText) o.ovText.textContent = o.stopped ? "Stream gestoppt" : "Kamera offline";
 }
 
+function setOnline(o, on) {
+  const was = o.online;
+  o.online = on;
+  render(o);
+  if (on && was !== true) connect(o);
+}
+
+function startTile(o) { o.stopped = false; render(o); connect(o); }
+function stopTile(o) {
+  o.stopped = true;
+  clearTimeout(o.retry);
+  clearInterval(o.timer);
+  o.img.removeAttribute("src");
+  render(o);
+}
+function reloadTile(o) { stopTile(o); setTimeout(() => startTile(o), 300); }
+const liveTiles = () => Object.values(tiles).filter(o => o.mode === "live");
+
 function build(cams) {
   const names = cams.map(c => c.name);
   const setupOf = n => cams.find(c => c.name === n).setup;