diff --git a/admin/dashboard/blueprints/message_push.py b/admin/dashboard/blueprints/message_push.py
index 9d304ef..5a0f3e8 100644
--- a/admin/dashboard/blueprints/message_push.py
+++ b/admin/dashboard/blueprints/message_push.py
@@ -85,31 +85,42 @@ def message_push_management():
 @message_push_bp.route('/api/tasks', methods=['GET'])
 @login_required
 def api_tasks_list():
-    """获取任务列表API"""
+    """获取任务列表"""
     try:
-        # 获取查询参数
-        status = request.args.get('status')
-        start_time = request.args.get('start_time')
-        end_time = request.args.get('end_time')
-        page = int(request.args.get('page', 1))
-        limit = int(request.args.get('limit', 20))
-
-        # 获取任务列表
-        db = current_app.dashboard_server.task_db
-        tasks, total = db.get_tasks_list(status, start_time, end_time, page, limit)
-
+        tasks = task_db.get_all_tasks()
+        # 处理任务数据，确保所有字段都可以JSON序列化
+        serialized_tasks = []
+        for task in tasks:
+            task_dict = dict(task)
+            # 处理timedelta对象
+            if 'next_schedule_time' in task_dict and task_dict['next_schedule_time']:
+                task_dict['next_schedule_time'] = task_dict['next_schedule_time'].isoformat()
+            if 'last_run_time' in task_dict and task_dict['last_run_time']:
+                task_dict['last_run_time'] = task_dict['last_run_time'].isoformat()
+            if 'recurring_end' in task_dict and task_dict['recurring_end']:
+                task_dict['recurring_end'] = task_dict['recurring_end'].isoformat()
+            # 处理JSON字符串
+            if 'content_link' in task_dict and task_dict['content_link']:
+                try:
+                    task_dict['content_link'] = json.loads(task_dict['content_link'])
+                except:
+                    task_dict['content_link'] = None
+            if 'weekly_days' in task_dict and task_dict['weekly_days']:
+                try:
+                    task_dict['weekly_days'] = json.loads(task_dict['weekly_days'])
+                except:
+                    task_dict['weekly_days'] = None
+            serialized_tasks.append(task_dict)
         return jsonify({
-            "success": True,
-            "data": {
-                "tasks": tasks,
-                "total": total,
-                "page": page,
-                "limit": limit
-            }
+            'success': True,
+            'data': serialized_tasks
         })
     except Exception as e:
-        logger.error(f"获取任务列表失败: {e}")
-        return jsonify({"success": False, "error": str(e)}), 500
+        logger.error(f"获取任务列表失败: {str(e)}")
+        return jsonify({
+            'success': False,
+            'message': f'获取任务列表失败: {str(e)}'
+        }), 500
 
 
 @message_push_bp.route('/api/tasks', methods=['POST'])