Update main.py

main.py

@@ -1,24 +1,33 @@
-from astrbot.api.event import filter, AstrMessageEvent, MessageEventResult
+import re
+import uuid
+from astrbot.api.event import filter, AstrMessageEvent
 from astrbot.api.star import Context, Star, register
 from astrbot.api import logger
 
-@register("helloworld", "YourName", "一个简单的 Hello World 插件", "1.0.0")
+GITHUB_URL_PATTERN = r"https://github\.com/[\w\-]+/[\w\-]+(?:/(pull|issues)/\d+)?"
+GITHUB_REPO_OPENGRAPH = "https://opengraph.githubassets.com/{hash}/{appendix}"
+STAR_HISTORY_URL = "https://api.star-history.com/svg?repos={identifier}&type=Date"
+
+@register("astrbot_plugin_github_sub", "XieMu", "根据群聊中 GitHub 相关链接自动发送 GitHub OpenGraph 图片", "1.0.0", "https://github.com/xiemu-c/astrbot_plugin_github_sub")
 class MyPlugin(Star):
     def __init__(self, context: Context):
         super().__init__(context)
 
-    async def initialize(self):
-        """可选择实现异步的插件初始化方法，当实例化该插件类之后会自动调用该方法。"""
-    
-    # 注册指令的装饰器。指令名为 helloworld。注册成功后，发送 `/helloworld` 就会触发这个指令，并回复 `你好, {user_name}!`
-    @filter.command("helloworld")
-    async def helloworld(self, event: AstrMessageEvent):
-        """这是一个 hello world 指令""" # 这是 handler 的描述，将会被解析方便用户了解插件内容。建议填写。
-        user_name = event.get_sender_name()
-        message_str = event.message_str # 用户发的纯文本消息字符串
-        message_chain = event.get_messages() # 用户所发的消息的消息链 # from astrbot.api.message_components import *
-        logger.info(message_chain)
-        yield event.plain_result(f"Hello, {user_name}, 你发了 {message_str}!") # 发送一条纯文本消息
 
-    async def terminate(self):
-        """可选择实现异步的插件销毁方法，当插件被卸载/停用时会调用。"""
+    @filter.regex(GITHUB_URL_PATTERN)
+    async def github_repo(self, event: AstrMessageEvent):
+        '''解析 Github 仓库信息'''
+        msg = event.message_str
+        match = re.search(GITHUB_URL_PATTERN, msg)
+        repo_url = match.group(0)
+        repo_url = repo_url.replace("https://github.com/", "")
+        hash_value = uuid.uuid4().hex
+        opengraph_url = GITHUB_REPO_OPENGRAPH.format(hash=hash_value, appendix=repo_url)
+        logger.info(f"生成的 OpenGraph URL: {opengraph_url}")
+
+        try:
+            yield event.image_result(opengraph_url)
+        except Exception as e:
+            logger.error(f"下载图片失败: {e}")
+            yield event.plain_result("下载 GitHub 图片失败: " + str(e))
+            return