feat: 更新时间范围为14天和14小时，优化满意度计算逻辑

docs/changelog/roadmap.md

@@ -8,7 +8,6 @@
 ## Bugs
 
 - [ ] 前端工具调用渲染出现问题
-- [ ] 智能体的加载状态有问题：（1）智能体加载没有动画；（2）切换对话和加载中，使用同一个loading状态。
 
 ## Next
 
@@ -44,3 +43,4 @@
 - [x] upload 接口会阻塞主进程
 - [x] LightRAG 知识库查看不了解析后的文本，偶然出现，未复现
 - [x] LightRAG 知识库应该可以支持修改 LLM
+- [x] 智能体的加载状态有问题：（1）智能体加载没有动画；（2）切换对话和加载中，使用同一个loading状态。

server/routers/dashboard_router.py

@@ -540,7 +540,7 @@ async def get_agent_analytics(
                 or 0
             )
 
-            satisfaction_rate = round((positive_feedbacks / total_feedbacks * 100), 2) if total_feedbacks > 0 else 0
+            satisfaction_rate = round((positive_feedbacks / total_feedbacks * 100), 2) if total_feedbacks > 0 else 100
 
             agent_satisfaction.append(
                 {"agent_id": agent_id, "satisfaction_rate": satisfaction_rate, "total_feedbacks": total_feedbacks}
@@ -624,7 +624,7 @@ async def get_dashboard_stats(
         like_count = db.query(func.count(MessageFeedback.id)).filter(MessageFeedback.rating == "like").scalar() or 0
 
         # Calculate satisfaction rate
-        satisfaction_rate = round((like_count / total_feedbacks * 100), 2) if total_feedbacks > 0 else 0
+        satisfaction_rate = round((like_count / total_feedbacks * 100), 2) if total_feedbacks > 0 else 100
 
         return {
             "total_conversations": total_conversations,
@@ -738,7 +738,7 @@ class TimeSeriesStats(BaseModel):
 @dashboard.get("/stats/calls/timeseries", response_model=TimeSeriesStats)
 async def get_call_timeseries_stats(
     type: str = "models",  # models/agents/tokens/tools
-    time_range: str = "7days",  # 7hours/7days/7weeks
+    time_range: str = "14days",  # 14hours/14days/14weeks
     db: Session = Depends(get_db),
     current_user: User = Depends(get_admin_user),
 ):
@@ -750,24 +750,24 @@ async def get_call_timeseries_stats(
         now = utc_now()
         local_now = shanghai_now()
 
-        if time_range == "7hours":
+        if time_range == "14hours":
-            intervals = 7
+            intervals = 14
-            # 包含当前小时：从6小时前开始
+            # 包含当前小时：从13小时前开始
             start_time = now - timedelta(hours=intervals - 1)
             group_format = func.strftime("%Y-%m-%d %H:00", func.datetime(Message.created_at, "+8 hours"))
             base_local_time = ensure_shanghai(start_time)
-        elif time_range == "7weeks":
+        elif time_range == "14weeks":
-            intervals = 7
+            intervals = 14
-            # 包含当前周：从6周前开始，并对齐到当周周一 00:00
+            # 包含当前周：从13周前开始，并对齐到当周周一 00:00
             local_start = local_now - timedelta(weeks=intervals - 1)
             local_start = local_start - timedelta(days=local_start.weekday())
             local_start = local_start.replace(hour=0, minute=0, second=0, microsecond=0)
             start_time = local_start.astimezone(UTC)
             group_format = func.strftime("%Y-%W", func.datetime(Message.created_at, "+8 hours"))
             base_local_time = local_start
-        else:  # 7days (default)
+        else:  # 14days (default)
-            intervals = 7
+            intervals = 14
-            # 包含当前天：从6天前开始
+            # 包含当前天：从13天前开始
             start_time = now - timedelta(days=intervals - 1)
             group_format = func.strftime("%Y-%m-%d", func.datetime(Message.created_at, "+8 hours"))
             base_local_time = ensure_shanghai(start_time)
@@ -790,11 +790,11 @@ async def get_call_timeseries_stats(
         elif type == "agents":
             # 智能体调用统计（基于对话更新时间，按智能体分组）
             # 为对话创建独立的时间格式化器
-            if time_range == "7hours":
+            if time_range == "14hours":
                 conv_group_format = func.strftime("%Y-%m-%d %H:00", func.datetime(Conversation.updated_at, "+8 hours"))
-            elif time_range == "7weeks":
+            elif time_range == "14weeks":
                 conv_group_format = func.strftime("%Y-%W", func.datetime(Conversation.updated_at, "+8 hours"))
-            else:  # 7days
+            else:  # 14days
                 conv_group_format = func.strftime("%Y-%m-%d", func.datetime(Conversation.updated_at, "+8 hours"))
 
             query = (
@@ -855,11 +855,11 @@ async def get_call_timeseries_stats(
         elif type == "tools":
             # 工具调用统计（按工具名称分组）
             # 为工具调用创建独立的时间格式化器
-            if time_range == "7hours":
+            if time_range == "14hours":
                 tool_group_format = func.strftime("%Y-%m-%d %H:00", func.datetime(ToolCall.created_at, "+8 hours"))
-            elif time_range == "7weeks":
+            elif time_range == "14weeks":
                 tool_group_format = func.strftime("%Y-%W", func.datetime(ToolCall.created_at, "+8 hours"))
-            else:  # 7days
+            else:  # 14days
                 tool_group_format = func.strftime("%Y-%m-%d", func.datetime(ToolCall.created_at, "+8 hours"))
 
             query = (
@@ -908,7 +908,7 @@ async def get_call_timeseries_stats(
 
         for result in results:
             date_key = result.date
-            if time_range == "7weeks":
+            if time_range == "14weeks":
                 date_key = normalize_week_key(date_key)
             category = getattr(result, "category", "unknown")
             count = result.count
@@ -923,17 +923,17 @@ async def get_call_timeseries_stats(
         # 从起始点开始（北京时间）
         current_time = base_local_time
 
-        if time_range == "7hours":
+        if time_range == "14hours":
             delta = timedelta(hours=1)
-        elif time_range == "7weeks":
+        elif time_range == "14weeks":
             delta = timedelta(weeks=1)
         else:
             delta = timedelta(days=1)
 
         for i in range(intervals):
-            if time_range == "7hours":
+            if time_range == "14hours":
                 date_key = current_time.strftime("%Y-%m-%d %H:00")
-            elif time_range == "7weeks":
+            elif time_range == "14weeks":
                 iso_year, iso_week, _ = current_time.isocalendar()
                 date_key = f"{iso_year}-{iso_week:02d}"
             else:

web/src/apis/dashboard_api.js

@@ -123,10 +123,10 @@ export const dashboardApi = {
   /**
    * 获取调用统计时间序列数据
    * @param {string} type - 数据类型 (models/agents/tokens/tools)
-   * @param {string} timeRange - 时间范围 (7hours/7days/7weeks)
+   * @param {string} timeRange - 时间范围 (14hours/14days/14weeks)
    * @returns {Promise<Object>} - 时间序列统计数据
    */
-  getCallTimeseries: (type = 'models', timeRange = '7days') => {
+  getCallTimeseries: (type = 'models', timeRange = '14days') => {
     return apiAdminGet(`/api/dashboard/stats/calls/timeseries?type=${type}&time_range=${timeRange}`)
   }
 }

web/src/components/AgentChatComponent.vue

@@ -45,9 +45,14 @@
         </div>
       </div>
 
-      <div v-if="isLoadingThreads || isLoadingMessages" class="chat-loading">
+      <!-- 加载状态：新建对话或加载消息 -->
-        <LoadingOutlined />
+      <div v-if="chatState.creatingNewChat" class="chat-loading">
-        <span>正在加载历史记录...</span>
+        <div class="loading-spinner"></div>
+        <span>正在创建新对话...</span>
+      </div>
+      <div v-else-if="isLoadingMessages" class="chat-loading">
+        <div class="loading-spinner"></div>
+        <span>正在加载消息...</span>
       </div>
 
       <div v-else-if="!conversations.length" class="chat-examples">
@@ -304,7 +309,7 @@ const isStreaming = computed(() => {
   const threadState = currentThreadState.value;
   return threadState ? threadState.isStreaming : false;
 });
-const isProcessing = computed(() => isStreaming.value || chatState.creatingNewChat);
+const isProcessing = computed(() => isStreaming.value);
 const isSmallContainer = computed(() => uiState.containerWidth <= 520);
 const isMediumContainer = computed(() => uiState.containerWidth <= 768);
 
@@ -1218,10 +1223,23 @@ watch(conversations, () => {
   width: 100%;
   z-index: 9;
   animation: slideInUp 0.5s ease-out;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 12px;
 
   span {
-    margin-left: 8px;
     color: var(--gray-700);
+    font-size: 14px;
+  }
+
+  .loading-spinner {
+    width: 20px;
+    height: 20px;
+    border: 2px solid var(--gray-200);
+    border-top-color: var(--main-color);
+    border-radius: 50%;
+    animation: spin 0.8s linear infinite;
   }
 }
 

web/src/components/dashboard/CallStatsComponent.vue

@@ -51,12 +51,12 @@ const props = defineProps({
 // state
 const callStatsData = ref(null)
 const callStatsLoading = ref(false)
-const callTimeRange = ref('7days')
+const callTimeRange = ref('14days')
 const callDataType = ref('models')
 const timeRangeOptions = [
-  { value: '7hours', label: '近7小时' },
+  { value: '14hours', label: '近14小时' },
-  { value: '7days', label: '近7天' },
+  { value: '14days', label: '近14天' },
-  { value: '7weeks', label: '近7周' },
+  { value: '14weeks', label: '近14周' },
 ]
 const dataTypeOptions = [
   { value: 'models', label: '模型调用' },
@@ -64,6 +64,27 @@ const dataTypeOptions = [
   { value: 'tokens', label: 'Token消耗' },
   { value: 'tools', label: '工具调用' },
 ]
+const isTokenView = computed(() => callDataType.value === 'tokens')
+
+const formatTokenValue = (value) => {
+  if (value === null || value === undefined || Number.isNaN(value)) {
+    return '0M'
+  }
+  const millionValue = value / 1_000_000
+  const absMillion = Math.abs(millionValue)
+  const decimalPlaces = absMillion >= 100 ? 0 : absMillion >= 10 ? 1 : 2
+  return `${millionValue.toFixed(decimalPlaces)}M`
+}
+
+const formatValueForDisplay = (value) => {
+  if (isTokenView.value) {
+    return formatTokenValue(value)
+  }
+  if (typeof value === 'number') {
+    return value.toLocaleString()
+  }
+  return (value ?? 0).toString()
+}
 
 const switchTimeRange = (val) => {
   if (callTimeRange.value === val) return
@@ -131,9 +152,9 @@ const renderCallStatsChart = () => {
 
   const xAxisData = data.map(item => {
     const date = item.date
-    if (callTimeRange.value === '7hours') {
+    if (callTimeRange.value === '14hours') {
       return date.split(' ')[1]
-    } else if (callTimeRange.value === '7weeks') {
+    } else if (callTimeRange.value === '14weeks') {
       return `第${date.split('-')[1]}周`
     } else {
       return date.split('-').slice(1).join('-')
@@ -171,7 +192,11 @@ const renderCallStatsChart = () => {
       type: 'value',
       axisLine: { show: false },
       axisTick: { show: false },
-      axisLabel: { color: '#6b7280', fontSize: 12 },
+      axisLabel: {
+        color: '#6b7280',
+        fontSize: 12,
+        formatter: (value) => (isTokenView.value ? formatTokenValue(value) : value),
+      },
       splitLine: { lineStyle: { color: '#f3f4f6' } }
     },
     tooltip: {
@@ -181,16 +206,18 @@ const renderCallStatsChart = () => {
       borderWidth: 1,
       textStyle: { color: '#374151', fontSize: 12 },
       formatter: (params) => {
+        if (!params?.length) return ''
         let total = 0
         let result = `${params[0].name}<br/>`
         params.forEach(param => {
           total += param.value
           const truncatedName = truncateLegend(param.seriesName)
           result += `<span style=\"display:inline-block;margin-right:5px;border-radius:10px;width:10px;height:10px;background-color:${param.color}\"></span>`
-          result += `${truncatedName}: ${param.value}<br/>`
+          result += `${truncatedName}: ${formatValueForDisplay(param.value)}<br/>`
         })
         const labelMap = { models: '模型调用', agents: '智能体调用', tokens: 'Token消耗', tools: '工具调用' }
-        return `<div style=\"font-weight:bold;margin-bottom:5px\">${labelMap[callDataType.value]}</div>${result}<strong>总计: ${total}</strong>`
+        const formattedTotal = formatValueForDisplay(total)
+        return `<div style=\"font-weight:bold;margin-bottom:5px\">${labelMap[callDataType.value]}</div>${result}<strong>总计: ${formattedTotal}</strong>`
       }
     },
     legend: {