feat:基本完善了custom-post

src/plugins/nonebot_bison/post/custom_post.py

@@ -1,4 +1,4 @@
-from dataclasses import dataclass
+from dataclasses import dataclass, field
 from pathlib import Path
 
 from nonebot.adapters.onebot.v11.message import Message, MessageSegment
@@ -11,8 +11,8 @@ from .abstract_post import AbstractPost, BasePost
 @dataclass
 class _CustomPost(BasePost):
 
-    message_segments: list[MessageSegment]
-    css_path: str = ""  # 模板文件所用css路径
+    message_segments: list[MessageSegment] = field(default_factory=list)
+    css_path: str = None  # 模板文件所用css路径
 
     async def generate_text_messages(self) -> list[MessageSegment]:
         return self.message_segments
@@ -21,9 +21,7 @@ class _CustomPost(BasePost):
         require("nonebot_plugin_htmlrender")
         from nonebot_plugin_htmlrender import md_to_pic
 
-        pic_bytes = await md_to_pic(
-            md=self._generate_md(), css_path=self._get_css_path()
-        )
+        pic_bytes = await md_to_pic(md=self._generate_md(), css_path=self.css_path)
         return [MessageSegment.image(pic_bytes)]
 
     def _generate_md(self) -> str:
@@ -31,7 +29,7 @@ class _CustomPost(BasePost):
 
         for message_segment in self.message_segments:
             if message_segment.type == "text":
-                md += "{}\n".format(message_segment.data.get("text", ""))
+                md += "{}<br>".format(message_segment.data.get("text", ""))
             elif message_segment.type == "image":
                 try:
                     # 先尝试获取file的值，没有在尝试获取url的值，都没有则为空
@@ -49,15 +47,6 @@ class _CustomPost(BasePost):
 
         return md
 
-    def _get_css_path(self):
-        """返回css路径"""
-        css_path = (
-            str(Path(__file__).parent / "templates" / "custom_post.css")
-            if not self.css_path
-            else self.css_path
-        )
-        return css_path
-
 
 @dataclass
 class CustomPost(_CustomPost, AbstractPost):
@@ -68,6 +57,8 @@ class CustomPost(_CustomPost, AbstractPost):
 
     理论上text部分可以直接使用markdown语法, 例如 ###123
 
+    注意：list中的每一个text都会被解释为独立的一行文字
+
     最后使用htmlrender渲染为图片
     """