diff --git a/app.py b/app.py
index 3e6f2105..32997127 100644
--- a/app.py
+++ b/app.py
@@ -6,25 +6,12 @@ from collections import defaultdict
 # ================== 配置区域 ==================
 # 需要删除的分组 (这些分组下的频道会被过滤)
 DELETE_GROUPS = ["4K频道", "8K频道"]
-
-# 需要转换为地方频道的省份
 PROVINCE_GROUPS = ["北京", "安徽", "甘肃", "广东", "贵州", "海南", "河北", "河南", "黑龙江", "湖北", "湖南",
                    "吉林", "江苏", "江西", "辽宁", "青海", "山东", "上海", "四川", "云南", "浙江", "重庆", "香港"]
-
-# 分组名称替换规则
-GROUP_REPLACEMENTS = {
-    "央视": "央视频道",
-    "卫视": "卫视频道",
-    "其他": "其他频道"
-}
-
-# 需要删除的频道名称冗余字符
+GROUP_REPLACEMENTS = {"央视": "央视频道", "卫视": "卫视频道", "其他": "其他频道"}
 DELETE_CHARS = ["iHOT-", "NewTV-", "SiTV-", "-HEVC", "-50-FPS", "-高码", "-4K", "-BPTV", "咪咕视频_8M1080_"]
-
-# 最终分组排序规则
 GROUP_ORDER = ["收藏频道", "央视频道", "卫视频道", "其他频道", "地方频道"]
 
-# 数据源配置 (包含重试机制)
 M3U_SOURCES = [
     {"name": "aktv", "url": "https://gh.tryxd.cn/https://raw.githubusercontent.com/alantang1977/JunTV/main/output/result.m3u", "ua": "okhttp/4.12.0"},
     {"name": "自用收藏", "url": "http://aktv.space/live.m3u", "ua": "okhttp/4.12.0"},
@@ -39,19 +26,21 @@ M3U_SOURCES = [
 
 # ================== 核心功能 ==================
 def robust_download(url, ua, max_retries=3):
-    """带重试机制的下载函数"""
     headers = {'User-Agent': ua}
     for attempt in range(max_retries):
         try:
             response = requests.get(url, headers=headers, timeout=15)
             response.raise_for_status()
-            response.encoding = response.apparent_encoding  # 自动检测编码
+            response.encoding = response.apparent_encoding
             return response.text
         except Exception as e:
-            if attempt == max_retries - 1:
-                raise
+            if attempt == max_retries - 1: raise
             print(f"正在重试 {url} (第 {attempt+1} 次)")
 
+def process_channel(line):
+    if any(f'group-title="{g}"' in line for g in DELETE_GROUPS):
+        return None
+
 def process_channel(line):
     """频道信息处理流水线"""
     # 过滤不需要的分组
@@ -82,10 +71,8 @@ def process_channel(line):
     return line
 
 def parse_m3u(content):
-    """解析M3U内容并结构化存储"""
     channels = []
     current_channel = {}
-    
     for line in content.splitlines():
         line = line.strip()
         if line.startswith("#EXTINF"):
@@ -96,26 +83,21 @@ def parse_m3u(content):
             current_channel = {}
     return channels
 
-def generate_output(channels):
-    """生成排序后的最终内容"""
-    # 按分组归类
+def generate_m3u_output(channels):
+    """生成M3U格式内容"""
     group_dict = defaultdict(list)
     for channel in channels:
         if match := re.search(r'group-title="([^"]+)"', channel["meta"]):
             group = match.group(1)
             group_dict[group].append(channel)
 
-    # 按自定义顺序排序
     ordered_groups = []
     for group in GROUP_ORDER:
         if group in group_dict:
             ordered_groups.append((group, group_dict.pop(group)))
-    
-    # 添加剩余分组并按字母排序
     for group in sorted(group_dict.keys()):
         ordered_groups.append((group, group_dict[group]))
 
-    # 生成最终文本
     output = ["#EXTM3U"]
     for group, items in ordered_groups:
         for item in items:
@@ -123,8 +105,40 @@ def generate_output(channels):
             output.append(item["url"])
     return "\n".join(output)
 
+def generate_txt_output(channels):
+    """生成TXT格式内容（分组名称,频道名称,URL）"""
+    txt_lines = []
+    for channel in channels:
+        # 提取分组名称
+        group_match = re.search(r'group-title="([^"]+)"', channel["meta"])
+        group = group_match.group(1) if group_match else "未知分组"
+        
+        # 提取频道名称（最后一个逗号后的内容）
+        channel_name = re.split(r',(?![^"]*\"\,)', channel["meta"])[-1].strip()
+        
+        # 清洗频道名称
+        for char in DELETE_CHARS:
+            channel_name = channel_name.replace(char, "")
+        
+        # 添加条目
+        txt_lines.append(f"{group},{channel_name},{channel['url']}")
+    
+    return "\n".join(txt_lines)
+
+def save_file(content, filename):
+    """通用文件保存函数"""
+    try:
+        with open(filename, "w", encoding="utf-8") as f:
+            f.write(content)
+        print(f"✅ 成功生成 {filename} 文件")
+        return True
+    except PermissionError:
+        print(f"❌ 无写入权限: {filename}")
+    except Exception as e:
+        print(f"❌ 保存文件失败: {str(e)}")
+    return False
+
 def main():
-    """主工作流程"""
     all_channels = []
     
     print("开始下载和处理数据源...")
@@ -139,28 +153,20 @@ def main():
                     processed.append({"meta": cleaned_meta, "url": ch["url"]})
             
             all_channels.extend(processed)
-            print(f"[✓] 成功处理 {source['name']} ({len(processed)} 个频道)")
+            print(f"[✓] {source['name']} 处理完成 ({len(processed)} 频道)")
         except Exception as e:
-            print(f"[×] 处理 {source['name']} 失败: {str(e)}")
+            print(f"[×] {source['name']} 失败: {str(e)}")
     
-    print("生成最终文件...")
-    final_content = generate_output(all_channels)
+    print("\n生成最终文件...")
+    # 生成M3U文件
+    m3u_content = generate_m3u_output(all_channels)
+    save_file(m3u_content, "live.m3u")
     
-    try:
-        with open("live.txt", "w", encoding="utf-8") as f:
-            f.write(final_content)
-        print("生成 live.txt 成功！")
-    except Exception as e:
-        print(f"生成 live.txt 失败: {str(e)}")
+    # 生成TXT文件
+    txt_content = generate_txt_output(all_channels)
+    save_file(txt_content, "live.txt")
     
-    try:
-        with open("live.m3u", "w", encoding="utf-8") as f:
-            f.write(final_content)
-        print("生成 live.m3u 成功！")
-    except Exception as e:
-        print(f"生成 live.m3u 失败: {str(e)}")
-    
-    print(f"共处理 {len(all_channels)} 个频道，文件大小: {len(final_content)//1024}KB")
+    print(f"\n处理完成！有效频道总数: {len(all_channels)}")
 
 if __name__ == "__main__":
     main()