Исправление открытия чата: не закрывать при сбое опроса списка, сохранять активную карточку

js/main.js

@@ -91,6 +91,10 @@
     };
   }
 
+  function ticketApiPath(ticketNumber) {
+    return encodeURIComponent(String(ticketNumber ?? ""));
+  }
+
   function revokeAttachmentUrls() {
     for (const u of state.blobUrls) {
       try {
@@ -949,6 +953,9 @@
     await refreshLastMessageSignaturesStaggered();
     updateBoardUnreadFingerprints();
     renderTickets();
+    if (state.chatModalOpen && state.currentTicket != null) {
+      reapplyActiveTicketCard(state.currentTicket);
+    }
   }
 
   function partitionClientTickets(list) {
@@ -1015,22 +1022,24 @@
     const tnSel = String(ticketNumber).replace(/\\/g, "\\\\").replace(/"/g, '\\"');
     const card = document.querySelector(`.f7-ticket-card[data-ticket-number="${tnSel}"]`);
     if (card) card.classList.add("f7-ticket-card--active");
+    showError("");
     openChatModal(ticket);
     delete state.ticketUnreadByLastMsg[String(ticketNumber)];
     try {
       await fetchMessages();
-      await fetchTickets();
+    } catch (e) {
+      showError(e.message || "Не удалось загрузить сообщения");
+      disconnectTicketSocket();
+      await closeChatModal();
+      return;
+    }
     const row = state.tickets.find((x) => x.ticket_number === ticketNumber);
     if (row) row.has_unread = false;
     renderTickets();
     reapplyActiveTicketCard(ticketNumber);
     void markClientTicketRead(ticket.ticket_number);
     connectTicketSocket(ticket.ticket_number);
-    } catch (e) {
-      showError(e.message || "Не удалось загрузить сообщения");
-      disconnectTicketSocket();
-      await closeChatModal();
-    }
+    fetchTickets().catch(() => {});
   }
 
   function renderTickets() {
@@ -1052,7 +1061,8 @@
 
   async function fetchMessages() {
     if (!state.currentTicket) return;
-    const response = await fetch(`${apiBase}/api/client/tickets/${state.currentTicket}/messages`, {
+    const tn = ticketApiPath(state.currentTicket);
+    const response = await fetch(`${apiBase}/api/client/tickets/${tn}/messages`, {
       headers: clientIdentityHeaders(),
     });
     if (!response.ok) throw new Error("Не удалось загрузить сообщения");
@@ -1062,7 +1072,7 @@
   }
 
   async function fetchClientAttachmentBlob(attachmentId) {
-    const url = `${apiBase}/api/client/tickets/${state.currentTicket}/attachments/${attachmentId}`;
+    const url = `${apiBase}/api/client/tickets/${ticketApiPath(state.currentTicket)}/attachments/${encodeURIComponent(String(attachmentId))}`;
     const res = await fetch(url, { headers: clientIdentityHeaders() });
     if (!res.ok) throw new Error("attachment");
     return res.blob();
@@ -1226,7 +1236,7 @@
     }
     if (!text && file) text = `📎 ${file.name}`;
 
-    const response = await fetch(`${apiBase}/api/client/tickets/${state.currentTicket}/messages`, {
+    const response = await fetch(`${apiBase}/api/client/tickets/${ticketApiPath(state.currentTicket)}/messages`, {
       method: "POST",
       headers: {
         "Content-Type": "application/json",
@@ -1243,7 +1253,7 @@
       const form = new FormData();
       form.append("message_id", String(created.id));
       form.append("file", file);
-      const attRes = await fetch(`${apiBase}/api/client/tickets/${state.currentTicket}/attachments`, {
+      const attRes = await fetch(`${apiBase}/api/client/tickets/${ticketApiPath(state.currentTicket)}/attachments`, {
         method: "POST",
         headers: clientIdentityHeaders(),
         body: form,