diff --git a/plugins/stats_dashboard/templates/robot_management.html b/plugins/stats_dashboard/templates/robot_management.html
index 982d0eb..64e8c27 100644
--- a/plugins/stats_dashboard/templates/robot_management.html
+++ b/plugins/stats_dashboard/templates/robot_management.html
@@ -45,7 +45,7 @@
                             </el-tag>
                         </template>
                     </el-table-column>
-                    <el-table-column label="操作" width="280">
+                    <el-table-column label="操作" width="200">
                         <template slot-scope="scope">
                             <el-button 
                                 size="mini" 
@@ -59,12 +59,6 @@
                                 @click="toggleRobotStatus(scope.row)">
                                 {% raw %}{{ scope.row.robot_status === 'enabled' ? '关闭' : '启用' }}{% endraw %}
                             </el-button>
-                            <el-button 
-                                size="mini" 
-                                type="info" 
-                                @click="viewMessageTrend(scope.row)">
-                                消息趋势
-                            </el-button>
                         </template>
                     </el-table-column>
                 </el-table>
@@ -136,82 +130,6 @@
             <el-button type="primary" @click="submitAddGroup">确定</el-button>
         </span>
     </el-dialog>
-    
-    <!-- 群组消息趋势图对话框 -->
-    <el-dialog 
-        :title="currentGroupName + ' 消息趋势'" 
-        :visible.sync="trendDialogVisible"
-        width="70%"
-        @opened="onTrendDialogOpened"
-        destroy-on-close>
-        <div v-if="trendLoading" style="text-align: center; padding: 20px;">
-            <i class="el-icon-loading"></i>
-            <p>加载中...</p>
-        </div>
-        <div v-else>
-            <div class="chart-container">
-                <h3>消息数量趋势</h3>
-                <!-- 添加 v-if 确保 trendData 存在 -->
-                <div v-if="trendData && trendData.dates && trendData.dates.length > 0">
-                    <table class="el-table" style="width: 100%;">
-                        <thead>
-                            <tr>
-                                <th style="padding: 12px 0; text-align: center; background-color: #f5f7fa; color: #606266; font-weight: bold; border-bottom: 1px solid #ebeef5;">日期</th>
-                                <th style="padding: 12px 0; text-align: center; background-color: #f5f7fa; color: #606266; font-weight: bold; border-bottom: 1px solid #ebeef5;">消息数量</th>
-                            </tr>
-                        </thead>
-                        <tbody>
-                            <tr v-for="(date, index) in trendData.dates" :key="index">
-                                <td style="padding: 12px 0; text-align: center; border-bottom: 1px solid #ebeef5;">{{ date }}</td>
-                                <td style="padding: 12px 0; text-align: center; border-bottom: 1px solid #ebeef5;">
-                                    {{ trendData.counts[index] }}
-                                    <span style="color: #909399; font-size: 12px;">({{ getPercentage(index) }}%)</span>
-                                    <div style="width: 100%; height: 6px; background-color: #f0f0f0; margin-top: 5px; border-radius: 3px;">
-                                        <div style="height: 100%; background-color: #409EFF; border-radius: 3px;" :style="{ width: getPercentage(index) + '%' }"></div>
-                                    </div>
-                                </td>
-                            </tr>
-                            <tr>
-                                <td style="padding: 12px 0; text-align: center; border-bottom: 1px solid #ebeef5; font-weight: bold;">总计</td>
-                                <td style="padding: 12px 0; text-align: center; border-bottom: 1px solid #ebeef5; font-weight: bold;">{{ totalMessages }}</td>
-                            </tr>
-                        </tbody>
-                    </table>
-                </div>
-                <div v-else style="text-align: center; padding: 20px;">暂无数据</div>
-                
-                <!-- 统计摘要 - 同样添加 v-if 确保 trendData 存在 -->
-                <div v-if="trendData && trendData.dates && trendData.dates.length > 0" style="margin-top: 20px; padding: 15px; background-color: #f5f7fa; border-radius: 4px;">
-                    <h4 style="margin: 0 0 10px 0;">统计摘要</h4>
-                    <div style="display: flex; flex-wrap: wrap; gap: 15px;">
-                        <div style="flex: 1; min-width: 150px;">
-                            <div style="font-size: 12px; color: #909399;">总消息数</div>
-                            <div style="font-size: 18px; font-weight: bold; color: #303133;">{{ totalMessages }}</div>
-                        </div>
-                        <div style="flex: 1; min-width: 150px;">
-                            <div style="font-size: 12px; color: #909399;">日均消息数</div>
-                            <div style="font-size: 18px; font-weight: bold; color: #303133;">{{ avgMessages }}</div>
-                        </div>
-                        <div style="flex: 1; min-width: 150px;">
-                            <div style="font-size: 12px; color: #909399;">最高消息日</div>
-                            <div style="font-size: 18px; font-weight: bold; color: #303133;">{{ maxDay }} ({{ maxMessages }})</div>
-                        </div>
-                        <div style="flex: 1; min-width: 150px;">
-                            <div style="font-size: 12px; color: #909399;">最低消息日</div>
-                            <div style="font-size: 18px; font-weight: bold; color: #303133;">{{ minDay }} ({{ minMessages }})</div>
-                        </div>
-                    </div>
-                </div>
-            </div>
-            <div style="margin-top: 20px; text-align: center;">
-                <el-radio-group v-model="trendDays" @change="loadMessageTrend">
-                    <el-radio-button :label="7">最近7天</el-radio-button>
-                    <el-radio-button :label="14">最近14天</el-radio-button>
-                    <el-radio-button :label="30">最近30天</el-radio-button>
-                </el-radio-group>
-            </div>
-        </div>
-    </el-dialog>
 </div>
 {% endblock %}
 
@@ -239,16 +157,7 @@
                         { required: true, message: '请输入群组ID', trigger: 'blur' },
                         { pattern: /^\S+$/, message: '群组ID不能包含空格', trigger: 'blur' }
                     ]
-                },
-                // 趋势图相关数据
-                trendDialogVisible: false,
-                trendLoading: false,
-                trendDays: 7,
-                trendData: {
-                    dates: [],
-                    counts: []
-                },
-                charts: {}  // 保留charts对象，以防其他地方还在使用
+                }
             }
         },
         computed: {
@@ -259,33 +168,6 @@
                     (group.group_id && group.group_id.toLowerCase().includes(query)) || 
                     (group.group_name && group.group_name.toLowerCase().includes(query))
                 );
-            },
-            // 计算属性用于趋势数据
-            totalMessages() {
-                if (!this.trendData || !this.trendData.counts) return 0;
-                return this.trendData.counts.reduce((sum, count) => sum + parseInt(count || 0), 0);
-            },
-            avgMessages() {
-                if (!this.trendData || !this.trendData.dates || this.trendData.dates.length === 0) return 0;
-                return (this.totalMessages / this.trendData.dates.length).toFixed(2);
-            },
-            maxMessages() {
-                if (!this.trendData || !this.trendData.counts || this.trendData.counts.length === 0) return 0;
-                return Math.max(...this.trendData.counts.map(c => parseInt(c || 0)));
-            },
-            minMessages() {
-                if (!this.trendData || !this.trendData.counts || this.trendData.counts.length === 0) return 0;
-                return Math.min(...this.trendData.counts.map(c => parseInt(c || 0)));
-            },
-            maxDay() {
-                if (!this.trendData || !this.trendData.counts || !this.trendData.dates) return '';
-                const maxIndex = this.trendData.counts.indexOf(this.maxMessages.toString());
-                return maxIndex >= 0 ? this.trendData.dates[maxIndex] : '';
-            },
-            minDay() {
-                if (!this.trendData || !this.trendData.counts || !this.trendData.dates) return '';
-                const minIndex = this.trendData.counts.indexOf(this.minMessages.toString());
-                return minIndex >= 0 ? this.trendData.dates[minIndex] : '';
             }
         },
         mounted() {
@@ -495,87 +377,8 @@
                         this.$message.error('批量移除失败: ' + error.message);
                     });
                 }).catch(() => {});
-            },
-            // 查看消息趋势
-            viewMessageTrend(group) {
-                this.currentGroupId = group.group_id;
-                this.currentGroupName = group.group_name || group.group_id;
-                this.trendDialogVisible = true;
-            },
-            
-            // 对话框打开后的回调
-            onTrendDialogOpened() {
-                console.log('对话框已打开');
-                this.$nextTick(() => {
-                    this.loadMessageTrend();
-                });
-            },
-            
-            loadMessageTrend() {
-                this.trendLoading = true;
-                
-                axios.get(`/api/robot/group/${this.currentGroupId}/message_trend?days=${this.trendDays}`)
-                    .then(response => {
-                        if (response.data.success) {
-                            // 直接更新数据，让Vue的响应式系统处理渲染
-                            this.trendData = response.data.data || { dates: [], counts: [] };
-                            this.trendLoading = false;
-                        } else {
-                            this.$message.error('加载消息趋势失败');
-                            // 设置默认值
-                            this.trendData = { dates: [], counts: [] };
-                            this.trendLoading = false;
-                        }
-                    })
-                    .catch(error => {
-                        console.error('加载消息趋势失败:', error);
-                        this.$message.error('加载消息趋势失败: ' + error.message);
-                        // 设置默认值
-                        this.trendData = { dates: [], counts: [] };
-                        this.trendLoading = false;
-                    });
-            },
-            
-            // 计算百分比的方法
-            getPercentage(index) {
-                if (!this.trendData || !this.trendData.counts || !Array.isArray(this.trendData.counts)) return 0;
-                if (index < 0 || index >= this.trendData.counts.length) return 0;
-                
-                const count = parseInt(this.trendData.counts[index] || 0);
-                return this.totalMessages > 0 ? 
-                    ((count / this.totalMessages) * 100).toFixed(2) : 0;
-            },
-            
-            // 确保在打开对话框时重置 trendData
-            viewMessageTrend(group) {
-                this.currentGroupId = group.group_id;
-                this.currentGroupName = group.group_name || group.group_id;
-                // 重置 trendData 为默认值
-                this.trendData = { dates: [], counts: [] };
-                this.trendDialogVisible = true;
             }
-            
-            // ... 其他方法保持不变 ...
         }
     });
 </script>
-{% endblock %}
-
-{% block styles %}
-<style>
-    .chart-container {
-        margin-bottom: 20px;
-        padding: 10px;
-        background-color: #fff;
-        border-radius: 4px;
-        box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
-    }
-    
-    .chart-container h3 {
-        margin-top: 0;
-        margin-bottom: 10px;
-        font-size: 16px;
-        color: #606266;
-    }
-</style>
 {% endblock %}
\ No newline at end of file