Add widget reply notification setting

public/admin.html

@@ -85,6 +85,10 @@
             <label>Pozice mobil <select name="mobileSide"><option>right</option><option>left</option></select></label>
             <label>Mobil bottom px <input name="mobileBottom" type="number"></label>
             <label>Mobil offset px <input name="mobileOffset" type="number"></label>
+            <label class="switch">
+              <input name="pulseOnAdminReply" type="checkbox">
+              <span>Widget ma pulzovat pri odpovedi</span>
+            </label>
             <button type="submit">Ulozit</button>
           </form>
           <h3>GTM snippet</h3>

public/admin.js

@@ -60,6 +60,8 @@ $("#settingsForm").addEventListener("submit", async (event) => {
   settings.mobile.side = form.get("mobileSide");
   settings.mobile.bottomPx = Number(form.get("mobileBottom"));
   settings.mobile.sideOffsetPx = Number(form.get("mobileOffset"));
+  settings.notifications = settings.notifications || {};
+  settings.notifications.pulseOnAdminReply = form.get("pulseOnAdminReply") === "on";
   await saveSite({ settings, isOnline: state.site.isOnline });
 });
 
@@ -76,6 +78,7 @@ $("#replyForm").addEventListener("submit", async (event) => {
     method: "POST",
     body: payload
   });
+  event.currentTarget.querySelector("textarea[name='message']").value = "";
   event.currentTarget.reset();
   state.replyFiles = [];
   renderReplyAttachments();
@@ -243,6 +246,7 @@ function renderSite() {
   form.mobileSide.value = s.mobile.side || "right";
   form.mobileBottom.value = s.mobile.bottomPx || 14;
   form.mobileOffset.value = s.mobile.sideOffsetPx || 12;
+  form.pulseOnAdminReply.checked = s.notifications?.pulseOnAdminReply !== false;
 }
 
 function renderConversations() {

public/widget.js

@@ -68,7 +68,10 @@
     const attachmentList = root.querySelector(".mf-attachment-list");
     let selectedFiles = [];
 
-    launcher.addEventListener("click", () => panel.classList.toggle("open"));
+    launcher.addEventListener("click", () => {
+      panel.classList.toggle("open");
+      if (panel.classList.contains("open")) launcher.classList.remove("mf-notify");
+    });
     close.addEventListener("click", () => panel.classList.remove("open"));
 
     form.message.addEventListener("input", debounce(() => {
@@ -133,7 +136,7 @@
         selectedFiles = [];
         renderSelectedFiles(attachmentList, selectedFiles);
         renderConversation(messages, data);
-        connectEvents(messages, typing);
+        connectEvents(messages, typing, panel, launcher, settings);
       } catch {
         showFormError(root, "Zpravu se nepodarilo odeslat. Zkuste to prosim znovu.");
       } finally {
@@ -143,7 +146,7 @@
 
     rememberPage();
     if (session.conversationId) {
-      loadExistingConversation(messages).finally(() => connectEvents(messages, typing));
+      loadExistingConversation(messages).finally(() => connectEvents(messages, typing, panel, launcher, settings));
     }
   }
 
@@ -155,7 +158,7 @@
     };
   }
 
-  function connectEvents(messages, typing) {
+  function connectEvents(messages, typing, panel, launcher, settings) {
     if (session.events || !session.conversationId) return;
     session.events = new EventSource(`${apiBase}/api/widget/conversations/${session.conversationId}/events`);
     session.events.addEventListener("message", (event) => {
@@ -165,7 +168,14 @@
         clearTimeout(connectEvents.typingTimer);
         connectEvents.typingTimer = setTimeout(() => { typing.hidden = true; }, 1800);
       }
-      if (data.type === "message:new") renderConversation(messages, data.payload);
+      if (data.type === "message:new") {
+        renderConversation(messages, data.payload);
+        const eventMessages = data.payload?.messages || [];
+        const lastMessage = eventMessages[eventMessages.length - 1];
+        if (settings.notifications?.pulseOnAdminReply !== false && lastMessage?.senderType === "admin" && !panel.classList.contains("open")) {
+          launcher.classList.add("mf-notify");
+        }
+      }
     });
   }
 
@@ -276,6 +286,11 @@
       .mf-launcher span { width: 26px; margin: 0 auto; }
       .mf-launcher span:before { transform: translateY(-8px); }
       .mf-launcher span:after { transform: translateY(5px); width: 18px; }
+      .mf-launcher.mf-notify { animation: mfPulse 1.15s ease-out infinite; }
+      .mf-launcher.mf-notify:after {
+        position: absolute; top: 5px; right: 5px; width: 13px; height: 13px; border-radius: 50%;
+        background: #ff3b30; border: 2px solid ${c.surface}; content: "";
+      }
       .mf-panel {
         position: fixed; z-index: 2147483001; ${desktop.side}: ${desktop.sideOffsetPx}px; bottom: ${desktop.bottomPx + 72}px;
         width: min(${desktop.widthPx}px, calc(100vw - 24px)); max-height: min(680px, calc(100vh - 110px)); display: none;
@@ -313,6 +328,11 @@
       .mf-note.error { color: #b42318; }
       .mf-powered { justify-self: center; color: ${c.muted}; font-size: 11px; text-decoration: none; }
       .mf-powered:hover { color: ${c.brand}; text-decoration: underline; }
+      @keyframes mfPulse {
+        0% { box-shadow: 0 12px 30px rgb(0 0 0 / 22%), 0 0 0 0 rgb(15 143 111 / 42%); transform: scale(1); }
+        70% { box-shadow: 0 12px 30px rgb(0 0 0 / 22%), 0 0 0 14px rgb(15 143 111 / 0%); transform: scale(1.04); }
+        100% { box-shadow: 0 12px 30px rgb(0 0 0 / 22%), 0 0 0 0 rgb(15 143 111 / 0%); transform: scale(1); }
+      }
       @media (max-width: 640px) {
         .mf-launcher { ${mobile.side}: ${mobile.sideOffsetPx}px; bottom: ${mobile.bottomPx}px; }
         .mf-panel { ${mobile.side}: ${mobile.sideOffsetPx}px; bottom: ${mobile.bottomPx + 68}px; width: min(${mobile.widthPx}px, calc(100vw - 24px)); max-height: calc(100vh - 96px); }