Konzola: sklonjen command input, detaljno WS logovanje

- Uklonjena input polja iz konzole — rad samo kroz Pusti dugme
- Detaljno logovanje WS: connect, poll, subscribe, buffer, disconnect
- WS timeout 30s ako nema PTY sesije
- Provera da li je PTY already done pre nego subscribe

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

code/internal/server/ws.go

@@ -44,6 +44,8 @@ func (s *Server) handleConsoleWS(c *gin.Context) {
 		idx = 1
 	}
 
+	log.Printf("WS[%s]: connected", sessionNum)
+
 	session := s.console.getSession(idx)
 
 	// Wait for PTY session to be available (it gets set when a command is executed)
@@ -52,12 +54,13 @@ func (s *Server) handleConsoleWS(c *gin.Context) {
 	session.mu.Unlock()
 
 	if ptySess == nil {
-		// No active PTY — send message and wait
-		conn.WriteMessage(websocket.TextMessage, []byte("\r\n\033[33m[Nema aktivne sesije. Pokrenite komandu.]\033[0m\r\n"))
+		log.Printf("WS[%s]: no PTY yet, polling...", sessionNum)
+		conn.WriteMessage(websocket.TextMessage, []byte("\r\n\033[33m[Čekam pokretanje sesije...]\033[0m\r\n"))
 
-		// Poll for session to start
-		ticker := time.NewTicker(500 * time.Millisecond)
+		// Poll for session to start (up to 30s)
+		ticker := time.NewTicker(300 * time.Millisecond)
 		defer ticker.Stop()
+		timeout := time.After(30 * time.Second)
 		for {
 			select {
 			case <-ticker.C:
@@ -65,25 +68,42 @@ func (s *Server) handleConsoleWS(c *gin.Context) {
 				ptySess = session.ptySess
 				session.mu.Unlock()
 				if ptySess != nil {
+					log.Printf("WS[%s]: PTY found after polling", sessionNum)
 					goto connected
 				}
+			case <-timeout:
+				log.Printf("WS[%s]: timeout waiting for PTY", sessionNum)
+				conn.WriteMessage(websocket.TextMessage, []byte("\r\n\033[31m[Timeout — sesija nije pokrenuta]\033[0m\r\n"))
+				return
 			case <-c.Request.Context().Done():
+				log.Printf("WS[%s]: client disconnected while polling", sessionNum)
 				return
 			}
 		}
 	}
 
 connected:
+	log.Printf("WS[%s]: subscribing to PTY", sessionNum)
 	subID := fmt.Sprintf("ws-%d", time.Now().UnixNano())
 	outputCh := ptySess.Subscribe(subID)
 	defer ptySess.Unsubscribe(subID)
 
 	// Send buffered output for reconnect
 	buffered := ptySess.GetBuffer()
+	log.Printf("WS[%s]: sending buffer (%d bytes)", sessionNum, len(buffered))
 	if len(buffered) > 0 {
 		conn.WriteMessage(websocket.BinaryMessage, buffered)
 	}
 
+	// Check if already done
+	select {
+	case <-ptySess.Done():
+		log.Printf("WS[%s]: PTY already done, sending buffer only", sessionNum)
+		conn.WriteMessage(websocket.TextMessage, []byte("\r\n\033[33m[Sesija završena]\033[0m\r\n"))
+		return
+	default:
+	}
+
 	// Serialized write channel
 	writeCh := make(chan []byte, 256)
 	writeDone := make(chan struct{})
@@ -109,11 +129,11 @@ connected:
 	// Watch for process exit
 	go func() {
 		<-ptySess.Done()
+		log.Printf("WS[%s]: PTY process exited", sessionNum)
 		select {
 		case writeCh <- []byte("\r\n\033[33m[Sesija završena]\033[0m\r\n"):
 		default:
 		}
-		// Give browser time to receive the message, then close
 		time.Sleep(500 * time.Millisecond)
 		conn.WriteMessage(websocket.CloseMessage,
 			websocket.FormatCloseMessage(websocket.CloseNormalClosure, "done"))
@@ -124,7 +144,7 @@ connected:
 		_, msg, err := conn.ReadMessage()
 		if err != nil {
 			if websocket.IsUnexpectedCloseError(err, websocket.CloseGoingAway, websocket.CloseNormalClosure) {
-				log.Printf("WebSocket read error: %v", err)
+				log.Printf("WS[%s]: read error: %v", sessionNum, err)
 			}
 			break
 		}
@@ -133,18 +153,19 @@ connected:
 		var resize wsResizeMsg
 		if json.Unmarshal(msg, &resize) == nil && resize.Type == "resize" && resize.Cols > 0 && resize.Rows > 0 {
 			if err := ptySess.Resize(resize.Rows, resize.Cols); err != nil {
-				log.Printf("PTY resize error: %v", err)
+				log.Printf("WS[%s]: resize error: %v", sessionNum, err)
 			}
 			continue
 		}
 
 		// Regular keyboard input → PTY
 		if _, err := ptySess.WriteInput(msg); err != nil {
-			log.Printf("PTY write error: %v", err)
+			log.Printf("WS[%s]: PTY write error: %v", sessionNum, err)
 			break
 		}
 	}
 
 	close(writeCh)
 	<-writeDone
+	log.Printf("WS[%s]: disconnected", sessionNum)
 }

code/web/templates/console.html

@@ -42,10 +42,6 @@
         <button class="btn btn-kill" id="kill-1" onclick="killSession(1)" style="display:none">Prekini</button>
       </div>
       <div class="console-terminal" id="terminal-1"></div>
-      <div class="console-input-row">
-        <input type="text" id="input-1" class="console-input" placeholder="Komanda za claude..." onkeydown="handleKey(event, 1)" autocomplete="off">
-        <button class="btn btn-move" onclick="sendCommand(1)">⏎</button>
-      </div>
     </div>
 
     <div class="console-panel" id="panel-2" style="display:none">
@@ -55,10 +51,6 @@
         <button class="btn btn-kill" id="kill-2" onclick="killSession(2)" style="display:none">Prekini</button>
       </div>
       <div class="console-terminal" id="terminal-2"></div>
-      <div class="console-input-row">
-        <input type="text" id="input-2" class="console-input" placeholder="Komanda za claude..." onkeydown="handleKey(event, 2)" autocomplete="off">
-        <button class="btn btn-move" onclick="sendCommand(2)">⏎</button>
-      </div>
     </div>
   </div>
 </div>
@@ -94,8 +86,6 @@ function getTermTheme() {
 
 // ── Session state ────────────────────────────────────
 var sessions = [{}, {}];
-var historyIdx = [0, 0];
-var cmdHistory = [[], []];
 
 function initTerminal(idx) {
   var num = idx + 1;
@@ -142,10 +132,7 @@ function initTerminal(idx) {
   sessions[idx].fitAddon = fitAddon;
   sessions[idx].ws = null;
 
-  setTimeout(function() {
-    fitAddon.fit();
-    term.write('\x1b[33mSesija ' + num + ' — upiši komandu dole i pritisni Enter\x1b[0m\r\n');
-  }, 50);
+  setTimeout(function() { fitAddon.fit(); }, 50);
 }
 
 // ── WebSocket connection ─────────────────────────────
@@ -158,6 +145,10 @@ function connectWS(idx) {
     sess.ws = null;
   }
 
+  // Clear terminal for new session
+  sess.term.clear();
+  sess.term.write('\x1b[33mPovezivanje na sesiju ' + num + '...\x1b[0m\r\n');
+
   var proto = location.protocol === 'https:' ? 'wss:' : 'ws:';
   var url = proto + '//' + location.host + '/console/ws/' + num;
   var ws = new WebSocket(url);
@@ -165,7 +156,6 @@ function connectWS(idx) {
 
   ws.onopen = function() {
     setSessionUI(num, 'running');
-    // Send initial size
     var term = sess.term;
     ws.send(JSON.stringify({ type: 'resize', cols: term.cols, rows: term.rows }));
     term.focus();
@@ -192,67 +182,7 @@ function connectWS(idx) {
   sess.ws = ws;
 }
 
-// ── Command handling ─────────────────────────────────
-function handleKey(e, session) {
-  if (e.key === 'Enter') {
-    sendCommand(session);
-  } else if (e.key === 'ArrowUp') {
-    e.preventDefault();
-    var idx = session - 1;
-    if (historyIdx[idx] > 0) {
-      historyIdx[idx]--;
-      document.getElementById('input-' + session).value = cmdHistory[idx][historyIdx[idx]] || '';
-    }
-  } else if (e.key === 'ArrowDown') {
-    e.preventDefault();
-    var idx = session - 1;
-    if (historyIdx[idx] < cmdHistory[idx].length) {
-      historyIdx[idx]++;
-      document.getElementById('input-' + session).value = cmdHistory[idx][historyIdx[idx]] || '';
-    }
-  }
-}
-
-function sendCommand(session) {
-  var input = document.getElementById('input-' + session);
-  var cmd = input.value.trim();
-  if (!cmd) return;
-
-  var idx = session - 1;
-  cmdHistory[idx].push(cmd);
-  historyIdx[idx] = cmdHistory[idx].length;
-  input.value = '';
-
-  // Clear terminal for new command
-  sessions[idx].term.clear();
-
-  setSessionUI(session, 'running');
-
-  fetch('/console/exec', {
-    method: 'POST',
-    headers: {'Content-Type': 'application/json'},
-    body: JSON.stringify({cmd: cmd, session: session})
-  })
-  .then(function(resp) {
-    if (!resp.ok) {
-      return resp.json().then(function(data) {
-        sessions[idx].term.write('\r\n\x1b[31m' + data.error + '\x1b[0m\r\n');
-        setSessionUI(session, 'idle');
-        throw new Error(data.error);
-      });
-    }
-    return resp.json();
-  })
-  .then(function(data) {
-    if (!data) return;
-    // Connect WebSocket to the PTY session
-    connectWS(idx);
-  })
-  .catch(function(err) {
-    setSessionUI(session, 'idle');
-  });
-}
-
+// ── UI helpers ───────────────────────────────────────
 function killSession(session) {
   fetch('/console/kill/' + session, {method: 'POST'})
   .then(function() {
@@ -278,7 +208,6 @@ function togglePanel2() {
   if (panel.style.display === 'none') {
     panel.style.display = 'flex';
     btn.textContent = '- Sesija 2';
-    // Initialize terminal 2 if not yet done
     if (!sessions[1].term) {
       initTerminal(1);
     } else {
@@ -294,7 +223,6 @@ function togglePanel2() {
 var origSetTheme = window.setTheme;
 window.setTheme = function(mode) {
   if (origSetTheme) origSetTheme(mode);
-  // Update terminal themes after a tick
   setTimeout(function() {
     var theme = getTermTheme();
     for (var i = 0; i < 2; i++) {