refactor: Convert match serialization methods to async

discord_bot.py

@@ -43,15 +43,15 @@ async def send_message(channel):
   except:
     return
   for match_ in matches:
-    data = dota.serialize_match_for_discord(match_)
+    data = await dota.serialize_match_for_discord(match_)
     logger.info(f"sending match {match_['match_id']}, {data}")
     try:
       await channel.send(content=data['content'], embeds=[discord.Embed.from_dict(embed) for embed in data['embeds']])
     except Exception as e:
       logger.error(f"send match error {e}")
 
-@bot.command(description="获取最近战绩", name='recent_matches') # this decorator makes a slash command
-async def get_friends_recent_matches(ctx, name, match_count=5): # a slash command will be created with the name "ping"
+@bot.command(description="获取最近战绩", name='recent_matches')
+async def get_friends_recent_matches(ctx, name, match_count=5):
   await ctx.defer()
   logger.info(f"get_friends_recent_matches {name} {match_count}")
   friends = dota.Friend.filter(name=name)
@@ -59,7 +59,7 @@ async def get_friends_recent_matches(ctx, name, match_count=5): # a slash comman
   if friends.count() == 0:
     await ctx.respond(content=f'找不到 {name} 的信息')
     return
-  data = dota.Friend.serialize_recent_matches_for_discord(friends, match_count)
+  data = await dota.Friend.serialize_recent_matches_for_discord(friends, match_count)
   if not data:
     await ctx.respond(content=f'找不到 {name} 的战绩')
     return

dota.py

@@ -119,7 +119,7 @@ class Friend(BaseModel):
     return data
 
   @classmethod
-  def serialize_recent_matches_for_discord(cls, friends, limit=5):
+  async def serialize_recent_matches_for_discord(cls, friends, limit=5):
     # {
     #   "content": "## 水哥的战报\n",
     #   "embeds": [
@@ -150,6 +150,7 @@ class Friend(BaseModel):
       'content': f'## {name}的战报',
       'embeds': [],
     }
+
     for match_ in matches[:limit]:
       duration = '%d:%02d:%02d' % utils.convert_seconds_to_hms(match_['duration'])
       summary = f"{duration}"
@@ -177,12 +178,13 @@ class Friend(BaseModel):
         'timestamp': end_time,
         'url': f"https://www.opendota.com/matches/{match_['match_id']}",
       })
-    
+
     # 生成图片报告
     image_url = None
     try:
-      # 使用asyncio运行异步函数
-      image_url = asyncio.run(image_generator.generate_recent_matches_image(name, matches[:limit]))
+      # 直接等待异步函数，而不是使用asyncio.run()
+      image_generator = ImageGenerator()
+      image_url = await image_generator.generate_recent_matches_image(name, matches[:limit])
     except Exception as e:
       logger.error(f"生成最近比赛报告图片失败: {str(e)}")
     
@@ -215,7 +217,7 @@ def get_friends_recent_matches():
   return matches
 
 
-def serialize_match_for_discord(match_):
+async def serialize_match_for_discord(match_):
 # {
 #   "content": "## 天辉\n\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n\n## 夜魇\n\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n",
 #   "tts": false,
@@ -323,11 +325,12 @@ def serialize_match_for_discord(match_):
   # 生成比赛报告图片
   image_url = None
   try:
-    # 使用asyncio运行异步函数
-    image_url = asyncio.run(image_generator.generate_match_report(match_))
+    # 直接等待异步函数，而不是使用asyncio.run()
+    image_generator = ImageGenerator()
+    image_url = await image_generator.generate_match_report(match_)
   except Exception as e:
     logger.error(f"生成比赛报告图片失败: {str(e)}")
-
+    
   data = {
     "content": content,
     "tts": False,