百家乐修复：①页面加载时检查进行中的局并显示FAB ②FAB点击同时恢复倒计时 ③解决刷新页面/错过WebSocket而看不到下注入口的问题

resources/views/chat/partials/baccarat-panel.blade.php

@@ -241,13 +241,20 @@
 {{-- ─── 骰子悬浮入口（游戏开启时常驻） ─── --}}
 <div id="baccarat-fab" x-data="{ visible: false }" x-show="visible" x-cloak
     style="position:fixed; bottom:90px; right:18px; z-index:9900;">
-    <button x-on:click="document.getElementById('baccarat-panel')._x_dataStack[0].show = true"
+    <button
+        x-on:click="() => {
+                const p = Alpine.$data(document.getElementById('baccarat-panel'));
+                p.show = true;
+                if (p.phase === 'betting' && p.countdown > 0 && !p.countdownTimer) {
+                    p.startCountdown();
+                }
+            }"
         style="width:52px; height:52px; border-radius:50%; border:none; cursor:pointer;
                background:linear-gradient(135deg,#7c3aed,#4f46e5);
                box-shadow:0 4px 20px rgba(124,58,237,.5);
                font-size:22px; display:flex; align-items:center; justify-content:center;
                animation:pulse-fab 2s infinite;"
-        title="百家乐">🎲</button>
+        title="百家乐下注中">🎲</button>
 </div>
 
 <style>
@@ -502,13 +509,48 @@
         if (panel) Alpine.$data(panel).showResult(e.detail);
     });
 
-    /** 页面加载时初始化历史记录 */
+    /** 页面加载时：检查是否有进行中的局，有则自动恢复面板 */
     document.addEventListener('DOMContentLoaded', async () => {
         try {
-            const res = await fetch('/baccarat/history');
-            const data = await res.json();
+            // 先加载历史趋势
+            const histRes = await fetch('/baccarat/history');
+            const histData = await histRes.json();
             const panel = document.getElementById('baccarat-panel');
-            if (panel) Alpine.$data(panel).history = (data.history || []).reverse();
-        } catch {}
+            if (panel) {
+                Alpine.$data(panel).history = (histData.history || []).reverse();
+            }
+
+            // 再检查是否有正在进行的局
+            const curRes = await fetch('/baccarat/current');
+            const curData = await curRes.json();
+
+            if (curData.round && panel) {
+                const round = curData.round;
+                const seconds = round.seconds_left || 0;
+                const panelData = Alpine.$data(panel);
+
+                if (seconds > 0) {
+                    // 有进行中的局且还在押注时间内 → 恢复押注面板
+                    panelData.phase = 'betting';
+                    panelData.roundId = round.id;
+                    panelData.totalSeconds = 60; // 服务端配置的窗口
+                    panelData.countdown = seconds;
+                    panelData.totalBetBig = round.total_bet_big;
+                    panelData.totalBetSmall = round.total_bet_small;
+                    panelData.totalBetTriple = round.total_bet_triple;
+
+                    if (round.my_bet) {
+                        panelData.myBet = true;
+                        panelData.myBetType = round.my_bet.bet_type;
+                        panelData.myBetAmount = round.my_bet.amount;
+                    }
+
+                    // 只显示悬浮按钮，不自动弹出全屏（避免打扰刚进入的用户）
+                    panelData.updateFab(true);
+                }
+            }
+        } catch (e) {
+            console.warn('[百家乐] 初始化失败', e);
+        }
     });
 </script>