diff --git a/main.py b/main.py
index 472efa0..4c9cc6f 100644
--- a/main.py
+++ b/main.py
@@ -10,11 +10,10 @@ import os
 from typing import Any, Optional
 
 from astrbot.api import AstrBotConfig, logger
-from astrbot.api.event import filter
+from astrbot.api.event import AstrMessageEvent, filter
+from astrbot.api.event.filter import PermissionType
 from astrbot.api.star import Context, Star
 from astrbot.core.message.components import File
-from astrbot.core.platform.astr_message_event import AstrMessageEvent
-from astrbot.core.star.filter.permission import PermissionType
 
 from .src.application.analysis_orchestrator import AnalysisOrchestrator, AnalysisConfig
 from .src.infrastructure.platform.factory import PlatformAdapterFactory
@@ -206,8 +205,7 @@ class QQGroupDailyAnalysis(Star):
         except Exception as e:
             logger.error(f"插件资源清理失败: {e}")
 
-    @filter.command("群分析")
-    @filter.command("group_analysis")
+    @filter.command("群分析", alias={"group_analysis"})
     @filter.permission_type(PermissionType.ADMIN)
     async def analyze_group_daily(
         self, event: AstrMessageEvent, days: int | None = None
@@ -374,8 +372,7 @@ class QQGroupDailyAnalysis(Star):
                 f"❌ 分析失败: {str(e)}。请检查网络连接和LLM配置，或联系管理员"
             )
 
-    @filter.command("设置格式")
-    @filter.command("set_format")
+    @filter.command("设置格式", alias={"set_format"})
     @filter.permission_type(PermissionType.ADMIN)
     async def set_output_format(self, event: AstrMessageEvent, format_type: str = ""):
         """
@@ -417,8 +414,7 @@ class QQGroupDailyAnalysis(Star):
         self.config_manager.set_output_format(format_type)
         yield event.plain_result(f"✅ 输出格式已设置为: {format_type}")
 
-    @filter.command("设置模板")
-    @filter.command("set_template")
+    @filter.command("设置模板", alias={"set_template"})
     @filter.permission_type(PermissionType.ADMIN)
     async def set_report_template(
         self, event: AstrMessageEvent, template_input: str = ""
@@ -482,8 +478,7 @@ class QQGroupDailyAnalysis(Star):
         self.config_manager.set_report_template(template_name)
         yield event.plain_result(f"✅ 报告模板已设置为: {template_name}")
 
-    @filter.command("查看模板")
-    @filter.command("view_templates")
+    @filter.command("查看模板", alias={"view_templates"})
     @filter.permission_type(PermissionType.ADMIN)
     async def view_templates(self, event: AstrMessageEvent):
         """
@@ -557,8 +552,7 @@ class QQGroupDailyAnalysis(Star):
         # 使用 Nodes 包装成一个合并转发消息
         yield event.chain_result([Nodes(node_list)])
 
-    @filter.command("安装PDF")
-    @filter.command("install_pdf")
+    @filter.command("安装PDF", alias={"install_pdf"})
     @filter.permission_type(PermissionType.ADMIN)
     async def install_pdf_deps(self, event: AstrMessageEvent):
         """
@@ -575,8 +569,7 @@ class QQGroupDailyAnalysis(Star):
             logger.error(f"安装 PDF 依赖失败: {e}", exc_info=True)
             yield event.plain_result(f"❌ 安装过程中出现错误: {str(e)}")
 
-    @filter.command("分析设置")
-    @filter.command("analysis_settings")
+    @filter.command("分析设置", alias={"analysis_settings"})
     @filter.permission_type(PermissionType.ADMIN)
     async def analysis_settings(self, event: AstrMessageEvent, action: str = "status"):
         """
diff --git a/src/application/analysis_orchestrator.py b/src/application/analysis_orchestrator.py
index c5c2f17..d4d3c94 100644
--- a/src/application/analysis_orchestrator.py
+++ b/src/application/analysis_orchestrator.py
@@ -155,8 +155,35 @@ class AnalysisOrchestrator:
         返回：
             原始消息字典列表（通用格式，由适配器决定具体格式）
         """
+        # unified_messages = await self.fetch_messages(group_id, days, max_count)
+        # 
+        # # 如果适配器实现了 convert_to_raw_format，则使用它
+        # if hasattr(self.adapter, "convert_to_raw_format"):
+        #     return self.adapter.convert_to_raw_format(unified_messages)
+        #     
+        # # 默认回退逻辑：手动转换
+        # # 这可能不完美，但能保证基本的向后兼容性
+        # return [
+        #     {
+        #         "message_id": msg.message_id,
+        #         "group_id": msg.group_id,
+        #         "sender": {
+        #             "user_id": msg.sender_id,
+        #             "nickname": msg.sender_name,
+        #             "card": msg.sender_card
+        #         },
+        #         "time": msg.timestamp,
+        #         "message": msg.text_content, # 简化处理
+        #         "raw_message": msg.text_content
+        #     }
+        #     for msg in unified_messages
+        # ]
+        
+        # 暂时直接使用适配器获取 raw 格式，如果适配器支持
+        # 这是为了确保现有逻辑完全兼容，因为 convert_to_raw_format 可能有损
+        # 但我们希望尽可能使用新的 fetch_messages
+        
         unified_messages = await self.fetch_messages(group_id, days, max_count)
-        # 使用适配器的原生格式转换，而非硬编码 OneBot 格式
         return self.adapter.convert_to_raw_format(unified_messages)
 
     async def get_group_info(self, group_id: str):
diff --git a/src/infrastructure/platform/factory.py b/src/infrastructure/platform/factory.py
index c4366b4..14781b5 100644
--- a/src/infrastructure/platform/factory.py
+++ b/src/infrastructure/platform/factory.py
@@ -48,6 +48,9 @@ class PlatformAdapterFactory:
         try:
             return adapter_class(bot_instance, config)
         except Exception:
+            # 记录异常，但不崩溃
+            import logging
+            logging.getLogger(__name__).error(f"Error creating adapter for {platform_name}", exc_info=True)
             return None
 
     @classmethod
@@ -73,6 +76,7 @@ def _register_adapters():
     try:
         from .adapters.discord_adapter import DiscordAdapter
         PlatformAdapterFactory.register("discord", DiscordAdapter)
+        PlatformAdapterFactory.register("discord_bot", DiscordAdapter) # Add alias
     except ImportError:
         pass