Merge pull request #21 from CJackHwang/dev

feat: Display Vercel configuration sync status and last sync time, and clear API tester streaming output before new requests.

core/auth.py

@@ -58,17 +58,35 @@ def get_queue_status() -> dict:
 # ----------------------------------------------------------------------
 # 账号选择与释放 - 轮询(Round-Robin)策略
 # ----------------------------------------------------------------------
-def choose_new_account(exclude_ids=None):
+def choose_new_account(exclude_ids=None, target_id=None):
     """轮询选择策略：
     1. 使用线程锁保证并发安全
-    2. 优先选择队首的有 token 账号
-    3. 从队列头部取出账号（FIFO）
-    4. 请求完成后调用 release_account 将账号放回队尾
+    2. 如果指定了 target_id，优先尝试获取该账号
+    3. 优先选择队首的有 token 账号
+    4. 从队列头部取出账号（FIFO）
+    5. 请求完成后调用 release_account 将账号放回队尾
     """
     if exclude_ids is None:
         exclude_ids = []
 
     with _queue_lock:
+        # 0. 如果指定了目标账号，优先尝试获取
+        if target_id:
+            for i in range(len(account_queue)):
+                acc = account_queue[i]
+                acc_id = get_account_identifier(acc)
+                if acc_id == target_id:
+                    selected = account_queue.pop(i)
+                    in_use_accounts[acc_id] = selected
+                    logger.info(f"[choose_new_account] 指定选择: {acc_id} | 队列剩余: {len(account_queue)}")
+                    return selected
+            # 如果队列中没找到，且不在 in_use 中，说明账号不存在
+            if target_id not in in_use_accounts:
+                logger.warning(f"[choose_new_account] 指定账号不存在: {target_id}")
+            else:
+                logger.warning(f"[choose_new_account] 指定账号正忙: {target_id}")
+            return None
+
         # 第一轮：优先选择已有 token 的账号
         for i in range(len(account_queue)):
             acc = account_queue[i]
@@ -145,11 +163,17 @@ def determine_mode_and_token(request: Request):
     if caller_key in config_keys:
         request.state.use_config_token = True
         request.state.tried_accounts = []  # 初始化已尝试账号
-        selected_account = choose_new_account()
+        
+        target_account = request.headers.get("X-Ds2-Target-Account")
+        selected_account = choose_new_account(target_id=target_account)
+        
         if not selected_account:
+            detail_msg = "No accounts configured or all accounts are busy."
+            if target_account:
+                detail_msg = f"Target account {target_account} is busy or not found."
             raise HTTPException(
                 status_code=429,
-                detail="No accounts configured or all accounts are busy.",
+                detail=detail_msg,
             )
         if not selected_account.get("token", "").strip():
             try:

core/config.py

@@ -32,9 +32,14 @@ logger = logging.getLogger("ds2api")
 
 # -------------------------- 初始化 tokenizer --------------------------
 chat_tokenizer_dir = resolve_path("DS2API_TOKENIZER_DIR", "")
+# 抑制 Mistral tokenizer regex 警告（不影响 DeepSeek tokenization）
+_tf_logger = logging.getLogger("transformers")
+_tf_log_level = _tf_logger.level
+_tf_logger.setLevel(logging.ERROR)
 tokenizer = transformers.AutoTokenizer.from_pretrained(
     chat_tokenizer_dir, trust_remote_code=True
 )
+_tf_logger.setLevel(_tf_log_level)
 
 # ----------------------------------------------------------------------
 # 配置文件的读写函数

core/sse_parser.py

@@ -255,6 +255,26 @@ def parse_sse_chunk_for_content(
             return ([], True, new_fragment_type)
         contents.extend(result)
     
+    # 处理字典值（初始响应 chunk，包含 response.fragments）
+    elif isinstance(v_value, dict):
+        response_obj = v_value.get("response", v_value)
+        fragments = response_obj.get("fragments", [])
+        if isinstance(fragments, list):
+            for frag in fragments:
+                if isinstance(frag, dict):
+                    frag_type = frag.get("type", "").upper()
+                    frag_content = frag.get("content", "")
+                    if frag_type == "THINK" or frag_type == "THINKING":
+                        new_fragment_type = "thinking"
+                        if frag_content:
+                            contents.append((frag_content, "thinking"))
+                    elif frag_type == "RESPONSE":
+                        new_fragment_type = "text"
+                        if frag_content:
+                            contents.append((frag_content, "text"))
+                    elif frag_content:
+                        contents.append((frag_content, ptype))
+    
     return (contents, False, new_fragment_type)
 
 

routes/admin/vercel.py

@@ -2,8 +2,10 @@
 """Admin Vercel 模块 - Vercel 同步和部署"""
 import asyncio
 import base64
+import hashlib
 import json
 import os
+import time as _time
 
 import httpx
 from fastapi import APIRouter, HTTPException, Request, Depends
@@ -23,6 +25,19 @@ VERCEL_PROJECT_ID = os.getenv("VERCEL_PROJECT_ID", "")
 VERCEL_TEAM_ID = os.getenv("VERCEL_TEAM_ID", "")
 
 
+def _compute_config_hash() -> str:
+    """计算可同步配置的指纹哈希（仅包含 keys 和 accounts）"""
+    syncable = {
+        "keys": CONFIG.get("keys", []),
+        "accounts": [
+            {k: v for k, v in acc.items() if k != "token"}
+            for acc in CONFIG.get("accounts", [])
+        ],
+    }
+    raw = json.dumps(syncable, sort_keys=True, ensure_ascii=False, separators=(",", ":"))
+    return hashlib.md5(raw.encode("utf-8")).hexdigest()
+
+
 # ----------------------------------------------------------------------
 # API 测试（通过本地 API）
 # ----------------------------------------------------------------------
@@ -228,6 +243,10 @@ async def sync_to_vercel(request: Request, _: bool = Depends(verify_admin)):
                     
                     if deploy_resp.status_code in [200, 201]:
                         deploy_data = deploy_resp.json()
+                        # 记录同步哈希和时间
+                        CONFIG["_vercel_sync_hash"] = _compute_config_hash()
+                        CONFIG["_vercel_sync_time"] = int(_time.time())
+                        save_config(CONFIG)
                         result = {
                             "success": True,
                             "message": "配置已同步，正在重新部署...",
@@ -240,6 +259,10 @@ async def sync_to_vercel(request: Request, _: bool = Depends(verify_admin)):
                             result["saved_credentials"] = saved_credentials
                         return JSONResponse(content=result)
             
+            # 环境变量已更新，但无法自动触发重新部署
+            CONFIG["_vercel_sync_hash"] = _compute_config_hash()
+            CONFIG["_vercel_sync_time"] = int(_time.time())
+            save_config(CONFIG)
             result = {
                 "success": True,
                 "message": "配置已同步到 Vercel，请手动触发重新部署",
@@ -259,6 +282,25 @@ async def sync_to_vercel(request: Request, _: bool = Depends(verify_admin)):
         raise HTTPException(status_code=500, detail=str(e))
 
 
+# ----------------------------------------------------------------------
+# 同步状态查询
+# ----------------------------------------------------------------------
+@router.get("/vercel/status")
+async def get_vercel_sync_status(_: bool = Depends(verify_admin)):
+    """检查当前配置与上次同步到 Vercel 的配置是否一致"""
+    last_hash = CONFIG.get("_vercel_sync_hash", "")
+    last_time = CONFIG.get("_vercel_sync_time", 0)
+    current_hash = _compute_config_hash()
+
+    synced = bool(last_hash and last_hash == current_hash)
+
+    return JSONResponse(content={
+        "synced": synced,
+        "last_sync_time": last_time if last_time else None,
+        "has_synced_before": bool(last_hash),
+    })
+
+
 # ----------------------------------------------------------------------
 # 导出配置
 # ----------------------------------------------------------------------

routes/claude.py

@@ -314,7 +314,7 @@ Remember: Output ONLY the JSON, no other text. The response must start with {{ a
                         deepseek_resp.close()
                     except Exception:
                         pass
-                    cleanup_account(request)
+                    # 注意：不在此处调用 cleanup_account，由外层 finally 统一处理
 
             return StreamingResponse(
                 claude_sse_stream(),

routes/openai.py

@@ -194,6 +194,7 @@ IMPORTANT: If calling tools, output ONLY the JSON. The response must start with
                     last_content_time = time.time()  # 最后收到有效内容的时间
                     keepalive_count = 0  # 连续 keepalive 计数
                     has_content = False  # 是否收到过内容
+                    stream_finished = False  # 是否已发送过结束标记
 
                     def process_data():
                         """处理 DeepSeek SSE 数据流 - 使用 sse_parser 模块"""
@@ -343,6 +344,7 @@ IMPORTANT: If calling tools, output ONLY the JSON. The response must start with
                                 yield f"data: {json.dumps(finish_chunk, ensure_ascii=False)}\n\n"
                                 yield "data: [DONE]\n\n"
                                 last_send_time = current_time
+                                stream_finished = True
                                 break
                                 
                             new_choices = []
@@ -391,8 +393,8 @@ IMPORTANT: If calling tools, output ONLY the JSON. The response must start with
                         except queue.Empty:
                             continue
                             
-                    # 如果是超时退出，也发送结束标记
-                    if has_content:
+                    # 如果是超时退出且尚未发送结束标记，补发结束标记
+                    if has_content and not stream_finished:
                         prompt_tokens = len(final_prompt) // 4
                         thinking_tokens = len(final_thinking) // 4
                         completion_tokens = len(final_text) // 4
@@ -435,8 +437,7 @@ IMPORTANT: If calling tools, output ONLY the JSON. The response must start with
                         
                 except Exception as e:
                     logger.error(f"[sse_stream] 异常: {e}")
-                finally:
-                    cleanup_account(request)
+                # 注意：不在此处调用 cleanup_account，由外层 finally 统一处理
 
             return StreamingResponse(
                 sse_stream(),

static/admin/.gitkeep

@@ -1 +0,0 @@
-

webui/src/components/ApiTester.jsx

@@ -14,7 +14,9 @@ import {
     ChevronDown,
     ShieldCheck,
     Terminal,
-    Zap
+    Zap,
+    ToggleLeft,
+    ToggleRight
 } from 'lucide-react'
 import clsx from 'clsx'
 import { useI18n } from '../i18n'
@@ -31,6 +33,7 @@ export default function ApiTester({ config, onMessage, authFetch }) {
     const [streamingContent, setStreamingContent] = useState('')
     const [streamingThinking, setStreamingThinking] = useState('')
     const [isStreaming, setIsStreaming] = useState(false)
+    const [streamingMode, setStreamingMode] = useState(true)
     const abortControllerRef = useRef(null)
     const defaultMessageRef = useRef(defaultMessage)
 
@@ -55,7 +58,7 @@ export default function ApiTester({ config, onMessage, authFetch }) {
         setIsStreaming(false)
     }
 
-    const directTest = async () => {
+    const runTest = async () => {
         if (loading) return
 
         setLoading(true)
@@ -75,69 +78,78 @@ export default function ApiTester({ config, onMessage, authFetch }) {
                 return
             }
 
+            const headers = {
+                'Content-Type': 'application/json',
+                'Authorization': `Bearer ${key}`,
+            }
+            if (selectedAccount) {
+                headers['X-Ds2-Target-Account'] = selectedAccount
+            }
+
             const res = await fetch('/v1/chat/completions', {
                 method: 'POST',
-                headers: {
-                    'Content-Type': 'application/json',
-                    'Authorization': `Bearer ${key}`,
-                },
+                headers,
                 body: JSON.stringify({
                     model,
                     messages: [{ role: 'user', content: message }],
-                    stream: true,
+                    stream: streamingMode,
                 }),
                 signal: abortControllerRef.current.signal,
             })
 
             if (!res.ok) {
-                const data = await res.json()
-                setResponse({ success: false, error: data.error?.message || t('apiTester.requestFailed') })
-                onMessage('error', data.error?.message || t('apiTester.requestFailed'))
+                const data = await res.json().catch(() => ({}))
+                const errorMsg = data.error?.message || t('apiTester.requestFailed')
+                setResponse({ success: false, error: errorMsg })
+                onMessage('error', errorMsg)
                 setLoading(false)
                 setIsStreaming(false)
                 return
             }
 
-            setResponse({ success: true, status_code: res.status })
+            if (streamingMode) {
+                setResponse({ success: true, status_code: res.status })
 
-            const reader = res.body.getReader()
-            const decoder = new TextDecoder()
-            let buffer = ''
+                const reader = res.body.getReader()
+                const decoder = new TextDecoder()
+                let buffer = ''
 
-            while (true) {
-                const { done, value } = await reader.read()
-                if (done) break
+                while (true) {
+                    const { done, value } = await reader.read()
+                    if (done) break
 
-                buffer += decoder.decode(value, { stream: true })
-                const lines = buffer.split('\n')
-                buffer = lines.pop() || ''
+                    buffer += decoder.decode(value, { stream: true })
+                    const lines = buffer.split('\n')
+                    buffer = lines.pop() || ''
 
-                for (const line of lines) {
-                    const trimmed = line.trim()
-                    if (!trimmed || !trimmed.startsWith('data: ')) continue
+                    for (const line of lines) {
+                        const trimmed = line.trim()
+                        if (!trimmed || !trimmed.startsWith('data: ')) continue
 
-                    const dataStr = trimmed.slice(6)
-                    if (dataStr === '[DONE]') continue
+                        const dataStr = trimmed.slice(6)
+                        if (dataStr === '[DONE]') continue
 
-                    try {
-                        const json = JSON.parse(dataStr)
-                        console.log('[ApiTester] Parsed JSON:', json)
-                        const choice = json.choices?.[0]
-                        if (choice?.delta) {
-                            const delta = choice.delta
-                            console.log('[ApiTester] Delta:', delta)
-                            if (delta.reasoning_content) {
-                                setStreamingThinking(prev => prev + delta.reasoning_content)
-                            }
-                            if (delta.content) {
-                                console.log('[ApiTester] Content:', delta.content)
-                                setStreamingContent(prev => prev + delta.content)
+                        try {
+                            const json = JSON.parse(dataStr)
+                            const choice = json.choices?.[0]
+                            if (choice?.delta) {
+                                const delta = choice.delta
+                                if (delta.reasoning_content) {
+                                    setStreamingThinking(prev => prev + delta.reasoning_content)
+                                }
+                                if (delta.content) {
+                                    setStreamingContent(prev => prev + delta.content)
+                                }
                             }
+                        } catch (e) {
+                            console.error('Invalid JSON hunk:', dataStr, e)
                         }
-                    } catch (e) {
-                        console.error('Invalid JSON hunk:', dataStr, e)
                     }
                 }
+            } else {
+                const data = await res.json()
+                setResponse({ success: true, status_code: res.status, ...data })
+                onMessage('success', t('apiTester.testSuccess', { account: selectedAccount || 'Auto', time: 'N/A' }))
             }
         } catch (e) {
             if (e.name === 'AbortError') {
@@ -153,256 +165,235 @@ export default function ApiTester({ config, onMessage, authFetch }) {
         }
     }
 
-    const sendTest = async () => {
-        if (selectedAccount) {
-            setLoading(true)
-            setResponse(null)
-            try {
-                const res = await apiFetch('/admin/accounts/test', {
-                    method: 'POST',
-                    headers: { 'Content-Type': 'application/json' },
-                    body: JSON.stringify({
-                        identifier: selectedAccount,
-                        model,
-                        message,
-                    }),
-                })
-                const data = await res.json()
-                setResponse({
-                    success: data.success,
-                    status_code: res.status,
-                    response: data,
-                    account: selectedAccount,
-                })
-                if (data.success) {
-                    onMessage('success', t('apiTester.testSuccess', { account: selectedAccount, time: data.response_time }))
-                } else {
-                    onMessage('error', `${selectedAccount}: ${data.message}`)
-                }
-            } catch (e) {
-                onMessage('error', t('apiTester.networkError', { error: e.message }))
-                setResponse({ error: e.message })
-            } finally {
-                setLoading(false)
-            }
-            return
-        }
+useEffect(() => {
+    setMessage((prev) => (prev === defaultMessageRef.current ? defaultMessage : prev))
+    defaultMessageRef.current = defaultMessage
+}, [defaultMessage])
 
-        directTest()
-    }
-
-    useEffect(() => {
-        setMessage((prev) => (prev === defaultMessageRef.current ? defaultMessage : prev))
-        defaultMessageRef.current = defaultMessage
-    }, [defaultMessage])
-
-    return (
-        <div className="flex flex-col lg:grid lg:grid-cols-12 gap-6 h-[calc(100vh-140px)]">
-            {/* Configuration Panel */}
-            <div className={clsx(
-                "lg:col-span-3 flex flex-col transition-all duration-300 ease-in-out z-20",
-                configExpanded ? "h-auto" : "h-14 lg:h-full"
-            )}>
-                <div className="bg-card border border-border rounded-xl flex flex-col h-full shadow-sm">
-                    {/* Mobile Toggle Header */}
-                    <button
-                        onClick={() => setConfigExpanded(!configExpanded)}
-                        className="lg:hidden flex items-center justify-between p-4 w-full bg-muted/20 hover:bg-muted/30 transition-colors"
-                    >
-                            <div className="flex items-center gap-2.5 font-medium text-sm text-foreground">
-                                <div className="p-1.5 rounded-md bg-transparent text-foreground">
-                                    <Terminal className="w-4 h-4" />
-                                </div>
-                                <span>{t('apiTester.config')}</span>
-                            </div>
-                        <div className={clsx("transition-transform duration-300 text-muted-foreground", configExpanded ? "rotate-180" : "")}>
-                            <ChevronDown className="w-4 h-4" />
-                        </div>
-                    </button>
-
-                    <div className={clsx(
-                        "p-4 space-y-6 overflow-y-auto custom-scrollbar flex-1",
-                        !configExpanded && "hidden lg:block"
-                    )}>
-                        <div className="space-y-3">
-                            <label className="text-[11px] font-semibold text-muted-foreground uppercase tracking-wider ml-0.5">{t('apiTester.modelLabel')}</label>
-                            <div className="grid grid-cols-1 gap-2">
-                                {models.map(m => {
-                                    const Icon = m.icon
-                                    return (
-                                        <button
-                                            key={m.id}
-                                            onClick={() => setModel(m.id)}
-                                            className={clsx(
-                                                "group relative flex items-start gap-3 p-3 rounded-lg border text-left transition-all duration-200",
-                                                model === m.id
-                                                    ? "bg-secondary border-primary/50 shadow-sm"
-                                                    : "bg-transparent border-transparent hover:bg-muted"
-                                            )}
-                                        >
-                                            <div className={clsx(
-                                                "p-1.5 rounded-md shrink-0 transition-colors",
-                                                model === m.id ? m.color : "text-muted-foreground group-hover:text-foreground"
-                                            )}>
-                                                <Icon className="w-4 h-4" />
-                                            </div>
-                                            <div className="min-w-0 flex-1">
-                                                <div className={clsx("font-medium text-sm", model === m.id ? "text-foreground" : "text-foreground/80")}>
-                                                    {m.name}
-                                                </div>
-                                                <div className="text-[11px] text-muted-foreground mt-0.5">{m.desc}</div>
-                                            </div>
-                                            {model === m.id && (
-                                                <div className={clsx("absolute top-3 right-3", m.color)}>
-                                                    <div className="w-1.5 h-1.5 rounded-full bg-current" />
-                                                </div>
-                                            )}
-                                        </button>
-                                    )
-                                })}
-                            </div>
-                        </div>
-
-                        <div className="space-y-2">
-                            <label className="text-[11px] font-semibold text-muted-foreground uppercase tracking-wider ml-0.5">{t('apiTester.accountStrategy')}</label>
-                            <div className="relative">
-                                <select
-                                    className="w-full h-10 pl-3 pr-8 bg-secondary border border-border rounded-lg text-sm appearance-none focus:outline-none focus:ring-1 focus:ring-ring focus:border-ring transition-all cursor-pointer hover:bg-muted"
-                                    value={selectedAccount}
-                                    onChange={e => setSelectedAccount(e.target.value)}
-                                >
-                                    <option value="" className="bg-popover text-popover-foreground">{t('apiTester.randomRotation')}</option>
-                                    {accounts.map((acc, i) => (
-                                        <option key={i} value={acc.email || acc.mobile} className="bg-popover text-popover-foreground">
-                                            👤 {acc.email || acc.mobile}
-                                        </option>
-                                    ))}
-                                </select>
-                                <ChevronDown className="absolute right-2.5 top-3 w-4 h-4 text-muted-foreground pointer-events-none" />
-                            </div>
-                        </div>
-
-                        <div className="space-y-2">
-                            <label className="text-[11px] font-semibold text-muted-foreground uppercase tracking-wider ml-0.5">{t('apiTester.apiKeyOptional')}</label>
-                            <input
-                                type="password"
-                                className="w-full h-10 px-3 bg-muted/30 border border-border rounded-lg text-sm font-mono placeholder:text-muted-foreground/40 focus:outline-none focus:ring-1 focus:ring-ring focus:border-ring transition-all"
-                                placeholder={config.keys?.[0] ? t('apiTester.apiKeyDefault', { suffix: config.keys[0].slice(-6) }) : t('apiTester.apiKeyPlaceholder')}
-                                value={apiKey}
-                                onChange={e => setApiKey(e.target.value)}
-                            />
+return (
+    <div className="flex flex-col lg:grid lg:grid-cols-12 gap-6 h-[calc(100vh-140px)]">
+        {/* Configuration Panel */}
+        <div className={clsx(
+            "lg:col-span-3 flex flex-col transition-all duration-300 ease-in-out z-20",
+            configExpanded ? "h-auto" : "h-14 lg:h-full"
+        )}>
+            <div className="bg-card border border-border rounded-xl flex flex-col h-full shadow-sm">
+                {/* Mobile Toggle Header */}
+                <button
+                    onClick={() => setConfigExpanded(!configExpanded)}
+                    className="lg:hidden flex items-center justify-between p-4 w-full bg-muted/20 hover:bg-muted/30 transition-colors"
+                >
+                    <div className="flex items-center gap-2.5 font-medium text-sm text-foreground">
+                        <div className="p-1.5 rounded-md bg-transparent text-foreground">
+                            <Terminal className="w-4 h-4" />
                         </div>
+                        <span>{t('apiTester.config')}</span>
                     </div>
-                </div>
-            </div>
-
-            {/* Chat Interface */}
-            <div className="lg:col-span-9 flex flex-col bg-card border border-border rounded-xl shadow-sm overflow-hidden min-h-0 flex-1 relative">
-
-                {/* Messages Area */}
-                <div className="flex-1 overflow-y-auto p-4 lg:p-6 space-y-8 custom-scrollbar scroll-smooth">
-                    {/* User Message */}
-                    <div className="flex gap-4 max-w-4xl mx-auto flex-row-reverse group">
-                        <div className="w-8 h-8 rounded-lg bg-secondary flex items-center justify-center shrink-0 border border-border">
-                            <User className="w-4 h-4 text-muted-foreground" />
-                        </div>
-                        <div className="space-y-1 max-w-[85%] lg:max-w-[75%]">
-                            <div className="bg-primary text-primary-foreground rounded-2xl rounded-tr-sm px-5 py-3 text-sm leading-relaxed shadow-sm">
-                                {message}
-                            </div>
-                        </div>
+                    <div className={clsx("transition-transform duration-300 text-muted-foreground", configExpanded ? "rotate-180" : "")}>
+                        <ChevronDown className="w-4 h-4" />
                     </div>
+                </button>
 
-                    {/* AI Response */}
-                    {(response || isStreaming) && (
-                        <div className="flex gap-4 max-w-4xl mx-auto animate-in fade-in slide-in-from-bottom-2 duration-300">
-                            <div className={clsx(
-                                "w-8 h-8 rounded-lg flex items-center justify-center shrink-0 border border-border",
-                                response?.success !== false ? "bg-muted" : "bg-destructive/10 border-destructive/20"
-                            )}>
-                                <Bot className={clsx("w-4 h-4", response?.success !== false ? "text-foreground" : "text-destructive")} />
-                            </div>
-                            <div className="space-y-3 flex-1 min-w-0">
-                                <div className="flex items-center gap-2">
-                                    <span className="font-semibold text-sm text-foreground">
-                                        DeepSeek
-                                    </span>
-                                    {response && (
-                                        <span className={clsx(
-                                            "text-[10px] px-1.5 py-0.5 rounded-sm border uppercase font-medium tracking-wider",
-                                            response.success ? "border-emerald-500/20 text-emerald-500 bg-emerald-500/10" : "border-destructive/20 text-destructive bg-destructive/10"
+                <div className={clsx(
+                    "p-4 space-y-6 overflow-y-auto custom-scrollbar flex-1",
+                    !configExpanded && "hidden lg:block"
+                )}>
+                    <div className="space-y-3">
+                        <label className="text-[11px] font-semibold text-muted-foreground uppercase tracking-wider ml-0.5">{t('apiTester.modelLabel')}</label>
+                        <div className="grid grid-cols-1 gap-2">
+                            {models.map(m => {
+                                const Icon = m.icon
+                                return (
+                                    <button
+                                        key={m.id}
+                                        onClick={() => setModel(m.id)}
+                                        className={clsx(
+                                            "group relative flex items-start gap-3 p-3 rounded-lg border text-left transition-all duration-200",
+                                            model === m.id
+                                                ? "bg-secondary border-primary/50 shadow-sm"
+                                                : "bg-transparent border-transparent hover:bg-muted"
+                                        )}
+                                    >
+                                        <div className={clsx(
+                                            "p-1.5 rounded-md shrink-0 transition-colors",
+                                            model === m.id ? m.color : "text-muted-foreground group-hover:text-foreground"
                                         )}>
-                                            {response.status_code || t('apiTester.statusError')}
-                                        </span>
-                                    )}
-                                </div>
-
-                                {(streamingThinking || response?.response?.thinking) && (
-                                    <div className="text-xs bg-secondary/50 border border-border rounded-lg p-3 space-y-1.5">
-                                        <div className="flex items-center gap-1.5 text-muted-foreground">
-                                            <Zap className="w-3.5 h-3.5" />
-                                            <span className="font-medium">{t('apiTester.reasoningTrace')}</span>
+                                            <Icon className="w-4 h-4" />
                                         </div>
-                                        <div className="whitespace-pre-wrap leading-relaxed text-muted-foreground font-mono text-[11px] max-h-60 overflow-y-auto custom-scrollbar pl-5 border-l-2 border-border/50">
-                                            {streamingThinking || response?.response?.thinking}
+                                        <div className="min-w-0 flex-1">
+                                            <div className={clsx("font-medium text-sm", model === m.id ? "text-foreground" : "text-foreground/80")}>
+                                                {m.name}
+                                            </div>
+                                            <div className="text-[11px] text-muted-foreground mt-0.5">{m.desc}</div>
                                         </div>
-                                    </div>
-                                )}
-
-                                <div className="text-sm leading-7 text-foreground whitespace-pre-wrap">
-                                    {!selectedAccount ? (
-                                        streamingContent || (response?.error && <span className="text-destructive font-medium">{response.error}</span>)
-                                    ) : (
-                                        response?.response?.message || <span className="text-muted-foreground italic">{t('apiTester.generating')}</span>
-                                    )}
-                                    {isStreaming && <span className="inline-block w-1.5 h-4 bg-primary ml-1 align-middle animate-pulse" />}
-                                </div>
-                            </div>
-                        </div>
-                    )}
-                </div>
-
-                {/* Input Area */}
-                <div className="p-4 lg:p-6 border-t border-border bg-card">
-                    <div className="max-w-4xl mx-auto relative group">
-                            <textarea
-                                className="w-full bg-[#09090b] border border-border rounded-xl pl-4 pr-12 py-3 text-sm focus:ring-2 focus:ring-primary/20 focus:border-primary transition-all resize-none custom-scrollbar placeholder:text-muted-foreground/50 text-foreground shadow-inner"
-                                placeholder={t('apiTester.enterMessage')}
-                            rows={1}
-                            style={{ minHeight: '52px' }}
-                            value={message}
-                            onChange={e => setMessage(e.target.value)}
-                            onKeyDown={e => {
-                                if (e.key === 'Enter' && !e.shiftKey) {
-                                    e.preventDefault()
-                                    sendTest()
-                                }
-                            }}
-                        />
-                        <div className="absolute right-2 bottom-2">
-                            {loading && isStreaming ? (
-                                <button
-                                    onClick={stopGeneration}
-                                    className="p-2 text-muted-foreground hover:text-destructive transition-colors"
-                                >
-                                    <Square className="w-4 h-4 fill-current" />
-                                </button>
-                            ) : (
-                                <button
-                                    onClick={sendTest}
-                                    disabled={loading || !message.trim()}
-                                    className="p-2 text-primary hover:text-primary/80 transition-colors disabled:opacity-50 disabled:cursor-not-allowed"
-                                >
-                                    {loading ? <Loader2 className="w-4 h-4 animate-spin" /> : <Send className="w-4 h-4" />}
-                                </button>
-                            )}
+                                        {model === m.id && (
+                                            <div className={clsx("absolute top-3 right-3", m.color)}>
+                                                <div className="w-1.5 h-1.5 rounded-full bg-current" />
+                                            </div>
+                                        )}
+                                    </button>
+                                )
+                            })}
                         </div>
                     </div>
-                    <div className="max-w-4xl mx-auto mt-3 flex justify-center">
-                        <span className="text-[10px] text-muted-foreground/40 font-medium">{t('apiTester.adminConsoleLabel')}</span>
+
+                    <div className="space-y-2">
+                        <label className="text-[11px] font-semibold text-muted-foreground uppercase tracking-wider ml-0.5">{t('apiTester.streamMode')}</label>
+                        <button
+                            onClick={() => setStreamingMode(!streamingMode)}
+                            className={clsx(
+                                "w-full flex items-center justify-between px-3 py-2 rounded-lg border transition-all duration-200",
+                                streamingMode
+                                    ? "bg-primary/10 border-primary/50 text-foreground"
+                                    : "bg-background border-border text-muted-foreground hover:bg-muted/50"
+                            )}
+                        >
+                            <div className="flex items-center gap-2">
+                                <div className={clsx("p-1.5 rounded-md", streamingMode ? "bg-primary text-primary-foreground" : "bg-muted text-muted-foreground")}>
+                                    <Zap className="w-4 h-4" />
+                                </div>
+                                <span className="text-sm font-medium">{t('apiTester.streamMode')}</span>
+                            </div>
+                            {streamingMode ? <ToggleRight className="w-5 h-5 text-primary" /> : <ToggleLeft className="w-5 h-5 text-muted-foreground" />}
+                        </button>
+                    </div>
+
+                    <div className="space-y-2">
+                        <label className="text-[11px] font-semibold text-muted-foreground uppercase tracking-wider ml-0.5">{t('apiTester.accountSelector')}</label>
+                        <div className="relative">
+                            <select
+                                className="w-full h-10 pl-3 pr-8 bg-secondary border border-border rounded-lg text-sm appearance-none focus:outline-none focus:ring-1 focus:ring-ring focus:border-ring transition-all cursor-pointer hover:bg-muted"
+                                value={selectedAccount}
+                                onChange={e => setSelectedAccount(e.target.value)}
+                            >
+                                <option value="" className="bg-popover text-popover-foreground">{t('apiTester.autoRandom')}</option>
+                                {accounts.map((acc, i) => (
+                                    <option key={i} value={acc.email || acc.mobile} className="bg-popover text-popover-foreground">
+                                        👤 {acc.email || acc.mobile}
+                                    </option>
+                                ))}
+                            </select>
+                            <ChevronDown className="absolute right-2.5 top-3 w-4 h-4 text-muted-foreground pointer-events-none" />
+                        </div>
+                    </div>
+
+                    <div className="space-y-2">
+                        <label className="text-[11px] font-semibold text-muted-foreground uppercase tracking-wider ml-0.5">{t('apiTester.apiKeyOptional')}</label>
+                        <input
+                            type="password"
+                            className="w-full h-10 px-3 bg-muted/30 border border-border rounded-lg text-sm font-mono placeholder:text-muted-foreground/40 focus:outline-none focus:ring-1 focus:ring-ring focus:border-ring transition-all"
+                            placeholder={config.keys?.[0] ? t('apiTester.apiKeyDefault', { suffix: config.keys[0].slice(-6) }) : t('apiTester.apiKeyPlaceholder')}
+                            value={apiKey}
+                            onChange={e => setApiKey(e.target.value)}
+                        />
                     </div>
                 </div>
             </div>
         </div>
-    )
+
+        {/* Chat Interface */}
+        <div className="lg:col-span-9 flex flex-col bg-card border border-border rounded-xl shadow-sm overflow-hidden min-h-0 flex-1 relative">
+
+            {/* Messages Area */}
+            <div className="flex-1 overflow-y-auto p-4 lg:p-6 space-y-8 custom-scrollbar scroll-smooth">
+                {/* User Message */}
+                <div className="flex gap-4 max-w-4xl mx-auto flex-row-reverse group">
+                    <div className="w-8 h-8 rounded-lg bg-secondary flex items-center justify-center shrink-0 border border-border">
+                        <User className="w-4 h-4 text-muted-foreground" />
+                    </div>
+                    <div className="space-y-1 max-w-[85%] lg:max-w-[75%]">
+                        <div className="bg-primary text-primary-foreground rounded-2xl rounded-tr-sm px-5 py-3 text-sm leading-relaxed shadow-sm">
+                            {message}
+                        </div>
+                    </div>
+                </div>
+
+                {/* AI Response */}
+                {(response || isStreaming) && (
+                    <div className="flex gap-4 max-w-4xl mx-auto animate-in fade-in slide-in-from-bottom-2 duration-300">
+                        <div className={clsx(
+                            "w-8 h-8 rounded-lg flex items-center justify-center shrink-0 border border-border",
+                            response?.success !== false ? "bg-muted" : "bg-destructive/10 border-destructive/20"
+                        )}>
+                            <Bot className={clsx("w-4 h-4", response?.success !== false ? "text-foreground" : "text-destructive")} />
+                        </div>
+                        <div className="space-y-3 flex-1 min-w-0">
+                            <div className="flex items-center gap-2">
+                                <span className="font-semibold text-sm text-foreground">
+                                    DeepSeek
+                                </span>
+                                {response && (
+                                    <span className={clsx(
+                                        "text-[10px] px-1.5 py-0.5 rounded-sm border uppercase font-medium tracking-wider",
+                                        response.success ? "border-emerald-500/20 text-emerald-500 bg-emerald-500/10" : "border-destructive/20 text-destructive bg-destructive/10"
+                                    )}>
+                                        {response.status_code || t('apiTester.statusError')}
+                                    </span>
+                                )}
+                            </div>
+
+                            {(streamingThinking || response?.choices?.[0]?.message?.reasoning_content) && (
+                                <div className="text-xs bg-secondary/50 border border-border rounded-lg p-3 space-y-1.5">
+                                    <div className="flex items-center gap-1.5 text-muted-foreground">
+                                        <Zap className="w-3.5 h-3.5" />
+                                        <span className="font-medium">{t('apiTester.reasoningTrace')}</span>
+                                    </div>
+                                    <div className="whitespace-pre-wrap leading-relaxed text-muted-foreground font-mono text-[11px] max-h-60 overflow-y-auto custom-scrollbar pl-5 border-l-2 border-border/50">
+                                        {streamingThinking || response?.choices?.[0]?.message?.reasoning_content}
+                                    </div>
+                                </div>
+                            )}
+
+                            <div className="text-sm leading-7 text-foreground whitespace-pre-wrap">
+                                {streamingContent || response?.choices?.[0]?.message?.content || (response?.error && <span className="text-destructive font-medium">{response.error}</span>) || (loading && <span className="text-muted-foreground italic">{t('apiTester.generating')}</span>)}
+                                {isStreaming && <span className="inline-block w-1.5 h-4 bg-primary ml-1 align-middle animate-pulse" />}
+                            </div>
+                        </div>
+                    </div>
+                )}
+            </div>
+
+            {/* Input Area */}
+            <div className="p-4 lg:p-6 border-t border-border bg-card">
+                <div className="max-w-4xl mx-auto relative group">
+                    <textarea
+                        className="w-full bg-[#09090b] border border-border rounded-xl pl-4 pr-12 py-3 text-sm focus:ring-2 focus:ring-primary/20 focus:border-primary transition-all resize-none custom-scrollbar placeholder:text-muted-foreground/50 text-foreground shadow-inner"
+                        placeholder={t('apiTester.enterMessage')}
+                        rows={1}
+                        style={{ minHeight: '52px' }}
+                        value={message}
+                        onChange={e => setMessage(e.target.value)}
+                        onKeyDown={e => {
+                            if (e.key === 'Enter' && !e.shiftKey) {
+                                e.preventDefault()
+                                runTest()
+                            }
+                        }}
+                    />
+                    <div className="absolute right-2 bottom-2">
+                        {loading && isStreaming ? (
+                            <button
+                                onClick={stopGeneration}
+                                className="p-2 text-muted-foreground hover:text-destructive transition-colors"
+                            >
+                                <Square className="w-4 h-4 fill-current" />
+                            </button>
+                        ) : (
+                            <button
+                                onClick={runTest}
+                                disabled={loading || !message.trim()}
+                                className="p-2 text-primary hover:text-primary/80 transition-colors disabled:opacity-50 disabled:cursor-not-allowed"
+                            >
+                                {loading ? <Loader2 className="w-4 h-4 animate-spin" /> : <Send className="w-4 h-4" />}
+                            </button>
+                        )}
+                    </div>
+                </div>
+                <div className="max-w-4xl mx-auto mt-3 flex justify-center">
+                    <span className="text-[10px] text-muted-foreground/40 font-medium">{t('apiTester.adminConsoleLabel')}</span>
+                </div>
+            </div>
+        </div>
+    </div>
+)
 }

webui/src/components/Login.jsx

@@ -87,8 +87,8 @@ export default function Login({ onLogin, onMessage }) {
                                         checked={remember}
                                         onChange={e => setRemember(e.target.checked)}
                                     />
-                                    <div className="w-4.5 h-4.5 bg-secondary border border-border rounded-md peer-checked:bg-primary peer-checked:border-primary transition-all shadow-sm"></div>
-                                    <Check className="absolute w-3 h-3 text-primary-foreground opacity-0 peer-checked:opacity-100 left-0.5 transition-opacity" />
+                                    <div className="w-[18px] h-[18px] bg-secondary border border-border rounded-md peer-checked:bg-primary peer-checked:border-primary transition-all shadow-sm"></div>
+                                    <Check className="absolute inset-0 m-auto w-3 h-3 text-primary-foreground opacity-0 peer-checked:opacity-100 transition-opacity stroke-[3]" />
                                 </div>
                                 <span className="text-xs font-medium text-muted-foreground group-hover:text-foreground transition-colors">{t('login.rememberSession')}</span>
                             </label>

webui/src/components/VercelSync.jsx

@@ -1,5 +1,6 @@
-import { useState, useEffect } from 'react'
-import { Cloud, ArrowRight, ExternalLink, Info, CheckCircle2, XCircle } from 'lucide-react'
+import { useState, useEffect, useCallback } from 'react'
+import { Cloud, ArrowRight, ExternalLink, Info, CheckCircle2, XCircle, RefreshCw } from 'lucide-react'
+import clsx from 'clsx'
 import { useI18n } from '../i18n'
 
 export default function VercelSync({ onMessage, authFetch }) {
@@ -10,9 +11,22 @@ export default function VercelSync({ onMessage, authFetch }) {
     const [loading, setLoading] = useState(false)
     const [result, setResult] = useState(null)
     const [preconfig, setPreconfig] = useState(null)
+    const [syncStatus, setSyncStatus] = useState(null)
 
     const apiFetch = authFetch || fetch
 
+    const fetchSyncStatus = useCallback(async () => {
+        try {
+            const res = await apiFetch('/admin/vercel/status')
+            if (res.ok) {
+                const data = await res.json()
+                setSyncStatus(data)
+            }
+        } catch (e) {
+            console.error('Failed to fetch sync status:', e)
+        }
+    }, [apiFetch])
+
     useEffect(() => {
         const loadPreconfig = async () => {
             try {
@@ -28,7 +42,11 @@ export default function VercelSync({ onMessage, authFetch }) {
             }
         }
         loadPreconfig()
-    }, [])
+        fetchSyncStatus()
+        // Poll every 15s to detect config changes
+        const interval = setInterval(fetchSyncStatus, 15000)
+        return () => clearInterval(interval)
+    }, [fetchSyncStatus])
 
     const handleSync = async () => {
         const tokenToUse = preconfig?.has_token && !vercelToken ? '__USE_PRECONFIG__' : vercelToken
@@ -58,6 +76,7 @@ export default function VercelSync({ onMessage, authFetch }) {
             if (res.ok) {
                 setResult({ ...data, success: true })
                 onMessage('success', data.message)
+                fetchSyncStatus()
             } else {
                 setResult({ ...data, success: false })
                 onMessage('error', data.detail || t('vercel.syncFailed'))
@@ -74,13 +93,41 @@ export default function VercelSync({ onMessage, authFetch }) {
             {/* Configuration Form */}
             <div className="bg-card border border-border rounded-xl shadow-sm p-6 space-y-6">
                 <div className="border-b border-border pb-6">
-                    <h2 className="text-xl font-semibold flex items-center gap-2">
-                        <Cloud className="w-6 h-6 text-primary" />
-                        {t('vercel.title')}
-                    </h2>
+                    <div className="flex items-center justify-between">
+                        <h2 className="text-xl font-semibold flex items-center gap-2">
+                            <Cloud className="w-6 h-6 text-primary" />
+                            {t('vercel.title')}
+                        </h2>
+                        {syncStatus && (
+                            <div className={clsx(
+                                "flex items-center gap-1.5 text-xs font-semibold px-2.5 py-1 rounded-full border transition-colors",
+                                syncStatus.synced
+                                    ? "text-emerald-500 bg-emerald-500/10 border-emerald-500/20"
+                                    : syncStatus.has_synced_before
+                                        ? "text-amber-500 bg-amber-500/10 border-amber-500/20"
+                                        : "text-muted-foreground bg-muted/50 border-border"
+                            )}>
+                                <span className={clsx(
+                                    "w-1.5 h-1.5 rounded-full",
+                                    syncStatus.synced ? "bg-emerald-500" : syncStatus.has_synced_before ? "bg-amber-500 animate-pulse" : "bg-muted-foreground"
+                                )} />
+                                {syncStatus.synced
+                                    ? t('vercel.statusSynced')
+                                    : syncStatus.has_synced_before
+                                        ? t('vercel.statusNotSynced')
+                                        : t('vercel.statusNeverSynced')}
+                            </div>
+                        )}
+                    </div>
                     <p className="text-muted-foreground text-sm mt-1">
                         {t('vercel.description')}
                     </p>
+                    {syncStatus?.last_sync_time && (
+                        <p className="text-xs text-muted-foreground/60 mt-1.5 flex items-center gap-1">
+                            <RefreshCw className="w-3 h-3" />
+                            {t('vercel.lastSyncTime', { time: new Date(syncStatus.last_sync_time * 1000).toLocaleString() })}
+                        </p>
+                    )}
                 </div>
 
                 <div className="space-y-4">

webui/src/locales/en.json

@@ -139,8 +139,9 @@
         "testSuccess": "{account}: Test successful ({time}ms)",
         "config": "Configuration",
         "modelLabel": "Model",
-        "accountStrategy": "Account Strategy",
-        "randomRotation": "🎲 Random rotation (streaming preview supported)",
+        "streamMode": "Streaming",
+        "accountSelector": "Account",
+        "autoRandom": "🤖 Auto / Random",
         "apiKeyOptional": "API Key (optional)",
         "apiKeyDefault": "Default: ...{suffix}",
         "apiKeyPlaceholder": "Enter a custom key",
@@ -221,6 +222,10 @@
         "syncSucceeded": "Sync succeeded",
         "syncFailedLabel": "Sync failed",
         "openDeployment": "Open deployment",
+        "statusSynced": "Synced",
+        "statusNotSynced": "Not synced",
+        "statusNeverSynced": "Never synced",
+        "lastSyncTime": "Last sync: {time}",
         "howItWorks": "How it works",
         "steps": {
             "one": "The current configuration (keys and accounts) is exported as JSON.",
@@ -229,4 +234,4 @@
             "four": "Trigger a redeploy to apply the updated environment variables."
         }
     }
-}
+}

webui/src/locales/zh.json

@@ -139,8 +139,9 @@
         "testSuccess": "{account}: 测试成功 ({time}ms)",
         "config": "配置",
         "modelLabel": "模型",
-        "accountStrategy": "账号策略",
-        "randomRotation": "🎲 随机切换 (支持流式预览)",
+        "streamMode": "流式模式",
+        "accountSelector": "选择账号",
+        "autoRandom": "🤖 自动 / 随机",
         "apiKeyOptional": "API 密钥 (可选)",
         "apiKeyDefault": "默认: ...{suffix}",
         "apiKeyPlaceholder": "输入自定义密钥",
@@ -221,6 +222,10 @@
         "syncSucceeded": "同步成功",
         "syncFailedLabel": "同步失败",
         "openDeployment": "访问部署地址",
+        "statusSynced": "已同步",
+        "statusNotSynced": "未同步",
+        "statusNeverSynced": "从未同步",
+        "lastSyncTime": "上次同步: {time}",
         "howItWorks": "工作原理",
         "steps": {
             "one": "当前配置 (密钥和账号) 被导出为 JSON 字符串。",
@@ -229,4 +234,4 @@
             "four": "触发重新部署以应用新的环境变量。"
         }
     }
-}
+}