From 5ae442c4b2c3cf276566e4a9a6545491fc17aa57 Mon Sep 17 00:00:00 2001
From: "mula.liu" <mula.liu@163.com>
Date: Mon, 1 Dec 2025 00:45:53 +0800
Subject: [PATCH] 0.9.9

---
 frontend/src/components/DanmakuLayer.tsx  | 114 ----------------------
 frontend/src/components/MessageBoard.tsx  |  10 +-
 frontend/src/components/TerminalModal.tsx |   1 -
 3 files changed, 8 insertions(+), 117 deletions(-)
 delete mode 100644 frontend/src/components/DanmakuLayer.tsx

diff --git a/frontend/src/components/DanmakuLayer.tsx b/frontend/src/components/DanmakuLayer.tsx
deleted file mode 100644
index af77727..0000000
--- a/frontend/src/components/DanmakuLayer.tsx
+++ /dev/null
@@ -1,114 +0,0 @@
-import { useEffect, useState, useRef } from 'react';
-import { request } from '../utils/request';
-
-interface DanmakuMessage {
-  id: string;
-  uid: string;
-  username: string;
-  text: string;
-  ts: number;
-  // Runtime properties for animation
-  top?: number; 
-  duration?: number;
-  startTime?: number;
-}
-
-interface DanmakuLayerProps {
-  enabled: boolean;
-}
-
-export function DanmakuLayer({ enabled }: DanmakuLayerProps) {
-  const [visibleMessages, setVisibleMessages] = useState<DanmakuMessage[]>([]);
-  const processedIds = useRef<Set<string>>(new Set());
-  const containerRef = useRef<HTMLDivElement>(null);
-
-  // Polling for new messages
-  useEffect(() => {
-    if (!enabled) return;
-
-    const fetchDanmaku = async () => {
-      try {
-        const { data } = await request.get('/danmaku/list');
-        if (Array.isArray(data)) {
-          // Filter out messages we've already seen or processed locally
-          // Actually, for a "live" feel, we only want *recent* messages or messages we haven't shown in this session.
-          // But since the backend returns a 24h window, we don't want to replay all 24h history at once on load.
-          // Strategy: On first load, maybe only show last 20? Or just start listening for new ones?
-          // Let's show recent ones (last 1 min) on load, then polling.
-          
-          const now = Date.now() / 1000;
-          const newMessages = data.filter((msg: DanmakuMessage) => {
-             if (processedIds.current.has(msg.id)) return false;
-             // Only show messages from the last 5 minutes to avoid flooding history on reload
-             if (now - msg.ts > 300) return false; 
-             return true;
-          });
-
-          if (newMessages.length > 0) {
-            console.log(`[Danmaku] Received ${newMessages.length} new messages`, newMessages);
-            newMessages.forEach((msg: DanmakuMessage) => processedIds.current.add(msg.id));
-            // Add to queue
-            addMessagesToTrack(newMessages);
-          }
-        }
-      } catch (err) {
-        console.error("Failed to fetch danmaku", err);
-      }
-    };
-
-    fetchDanmaku(); // Initial fetch
-    const interval = setInterval(fetchDanmaku, 3000); // Poll every 3s
-
-    return () => clearInterval(interval);
-  }, [enabled]);
-
-  const addMessagesToTrack = (newMsgs: DanmakuMessage[]) => {
-    // Assign random vertical position and duration
-    const tracks = newMsgs.map(msg => ({
-      ...msg,
-      top: Math.floor(Math.random() * 60) + 10, // 10% to 70% height
-      duration: Math.floor(Math.random() * 5) + 8, // 8-13 seconds duration
-      startTime: Date.now()
-    }));
-
-    setVisibleMessages(prev => [...prev, ...tracks]);
-  };
-
-  // Cleanup finished animations
-  const handleAnimationEnd = (id: string) => {
-    setVisibleMessages(prev => prev.filter(m => m.id !== id));
-  };
-
-  if (!enabled) return null;
-
-  return (
-    <div 
-      ref={containerRef}
-      className="absolute inset-0 pointer-events-none z-50 overflow-hidden"
-      style={{ userSelect: 'none' }}
-    >
-      {visibleMessages.map(msg => (
-        <div
-          key={msg.id}
-          className="absolute whitespace-nowrap text-white font-bold text-shadow-md will-change-transform"
-          style={{
-            top: `${msg.top}%`,
-            left: '100%',
-            fontSize: '1.5rem', // Increased size for visibility
-            textShadow: '0 0 4px rgba(0,0,0,0.8), 0 0 2px rgba(0,0,0,1)', // Stronger shadow
-            animation: `danmaku-move ${msg.duration}s linear forwards`
-          }}
-          onAnimationEnd={() => handleAnimationEnd(msg.id)}
-        >
-          {msg.text}
-        </div>
-      ))}
-      <style>{`
-        @keyframes danmaku-move {
-          0% { transform: translateX(0); }
-          100% { transform: translateX(-100vw - 100%); }
-        }
-      `}</style>
-    </div>
-  );
-}
diff --git a/frontend/src/components/MessageBoard.tsx b/frontend/src/components/MessageBoard.tsx
index 742a927..c03f51a 100644
--- a/frontend/src/components/MessageBoard.tsx
+++ b/frontend/src/components/MessageBoard.tsx
@@ -41,9 +41,15 @@ export function MessageBoard({ open, onClose }: MessageBoardProps) {
       fetchMessages().finally(() => setLoading(false));
       intervalRef.current = window.setInterval(fetchMessages, 3000);
     } else {
-      clearInterval(intervalRef.current);
+      if (intervalRef.current !== null) {
+        clearInterval(intervalRef.current);
+      }
     }
-    return () => clearInterval(intervalRef.current);
+    return () => {
+      if (intervalRef.current !== null) {
+        clearInterval(intervalRef.current);
+      }
+    };
   }, [open]);
 
   useEffect(() => {
diff --git a/frontend/src/components/TerminalModal.tsx b/frontend/src/components/TerminalModal.tsx
index 2e913df..a0cf854 100644
--- a/frontend/src/components/TerminalModal.tsx
+++ b/frontend/src/components/TerminalModal.tsx
@@ -67,7 +67,6 @@ export function TerminalModal({
     }
     .terminal-modal .ant-modal-close {
         color: #2ea043 !important;
-        top: 12px !important;
     }
     .terminal-modal .ant-modal-close:hover {
         background-color: rgba(35, 134, 54, 0.2) !important;