新增消息趋势分析

admin/dashboard/blueprints/messages.py

@@ -92,3 +92,39 @@ def get_groups():
     except Exception as e:
         logger.error(f"获取群组列表失败: {e}")
         return jsonify({'error': str(e)}), 500
+
+
+@messages_bp.route('/api/hourly_message_trend', methods=['GET'])
+@login_required
+def get_hourly_message_trend():
+    """获取按小时聊天趋势数据API"""
+    try:
+        server = current_app.dashboard_server
+        # 获取查询参数
+        group_id = request.args.get('group_id')
+        days = int(request.args.get('days', 1))
+
+        # 调用数据库方法获取按小时消息趋势数据
+        trend_data = server.message_storage.get_hourly_message_trend(group_id=group_id, days=days)
+
+        # 格式化数据为前端需要的格式
+        hours = []
+        counts = []
+        for item in trend_data:
+            hours.append(item['hour_slot'])
+            counts.append(item['message_count'])
+
+        # 获取群组名称
+        group_name = server.contact_manager.get_nickname(group_id) if group_id else "所有群组"
+
+        return jsonify({
+            'success': True,
+            'data': {
+                'hours': hours,
+                'counts': counts,
+                'group_name': group_name
+            }
+        })
+    except Exception as e:
+        logger.error(f"获取按小时聊天趋势数据失败: {e}")
+        return jsonify({'success': False, 'error': str(e)}), 500