feat: 添加泛型

8 files changed, 113 insertions, 30 deletions

diff --git a/HydroRollCore/__init__.py b/HydroRollCore/__init__.py
index 7c90048d..7133a630 100644
--- a/HydroRollCore/__init__.py
+++ b/HydroRollCore/__init__.py
@@ -1,3 +1,5 @@
 name = "HydroRollCore"
 
 from HydroRollCore.rule import Rule
+
+__all__ = ['Rule']
\ No newline at end of file
diff --git a/HydroRollCore/main.py b/HydroRollCore/cli.py
index ba128384..ba128384 100644
--- a/HydroRollCore/main.py
+++ b/HydroRollCore/cli.py
diff --git a/HydroRollCore/config.py b/HydroRollCore/config.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/HydroRollCore/config.py
diff --git a/HydroRollCore/exception.py b/HydroRollCore/exception.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/HydroRollCore/exception.py
diff --git a/HydroRollCore/log.py b/HydroRollCore/log.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/HydroRollCore/log.py
diff --git a/HydroRollCore/rule.py b/HydroRollCore/rule.py
index bdc24369..8a72c8c6 100644
--- a/HydroRollCore/rule.py
+++ b/HydroRollCore/rule.py
@@ -1,30 +1,111 @@
-import os
-import importlib.util
-
-__all__ = ["Rule"]
-
-class Rule:
-    def __init__(self, folder_path):
-        self.folder_path = folder_path
-    
-    def load_modules(self):
-        # 获取指定文件夹下的所有文件和文件夹
-        file_list = os.listdir(self.folder_path)
-        module_list = []
-
-        # 遍历文件列表
-        for file_name in file_list:
-            file_path = os.path.join(self.folder_path, file_name)
-
-            # 判断是否为Python文件或者包
-            if file_name.startswith('_') or not file_name.endswith(".py"):
-                continue
-
-            # 尝试加载模块
-            module_name = os.path.splitext(file_name)[0]
-            spec = importlib.util.spec_from_file_location(module_name, file_path)
-            module = importlib.util.module_from_spec(spec)
-            spec.loader.exec_module(module)
-            module_list.append(module)
-
-        return module_list
+"""iamai 插件。
+
+所有 iamai 插件的基类。所有用户编写的插件必须继承自 `Plugin` 类。
+"""
+from enum import Enum
+from abc import ABC, abstractmethod
+from typing import TYPE_CHECKING, Type, Generic, NoReturn, Optional
+
+from hydrorollcore.config import ConfigModel
+from hydrorollcore.utils import is_config_class
+from hydrorollcore.typing import T_Event, T_State, T_Config
+from hydrorollcore.exceptions import SkipException, StopException
+
+if TYPE_CHECKING:
+    from iamai.bot import Bot
+
+__all__ = ["Rule", "RuleLoadType"]
+
+
+class RuleLoadType(Enum):
+    """插件加载类型。"""
+
+    DIR = "dir"
+    NAME = "name"
+    FILE = "file"
+    CLASS = "class"
+
+
+class Rule(ABC, Generic[T_Event, T_State, T_Config]):
+    """所有 iamai 插件的基类。
+
+    Attributes:
+        event: 当前正在被此插件处理的事件。
+        priority: 插件的优先级，数字越小表示优先级越高，默认为 0。
+        block: 插件执行结束后是否阻止事件的传播。True 表示阻止。
+        __plugin_load_type__: 插件加载类型，由 iamai 自动设置，反映了此插件是如何被加载的。
+        __plugin_file_path__: 当插件加载类型为 `PluginLoadType.CLASS` 时为 `None`，
+            否则为定义插件在的 Python 模块的位置。
+    """
+
+    event: T_Event
+    priority: int = 0
+    block: bool = False
+    Config: Type[ConfigModel]
+
+    __plugin_load_type__: PluginLoadType
+    __plugin_file_path__: Optional[str]
+
+    def __init__(self, event: T_Event):
+        self.event = event
+
+        if not hasattr(self, "priority"):
+            self.priority = 0
+        if not hasattr(self, "block"):
+            self.block = False
+
+        self.get = self.bot.get
+
+        self.__post_init__()
+
+    def __post_init__(self):
+        """用于初始化后处理，被 `__init__()` 方法调用。"""
+        pass
+
+    @property
+    def name(self) -> str:
+        """插件类名称。"""
+        return self.__class__.__name__
+
+    @property
+    def bot(self) -> "Bot":
+        """机器人对象。"""
+        return self.event.adapter.bot
+
+    @property
+    def config(self) -> Optional[T_Config]:
+        """插件配置。"""
+        config_class: ConfigModel = getattr(self, "Config", None)
+        if is_config_class(config_class):
+            return getattr(self.bot.config.plugin, config_class.__config_name__, None)
+        return None
+
+    def stop(self) -> NoReturn:
+        """停止当前事件传播。"""
+        raise StopException()
+
+    def skip(self) -> NoReturn:
+        """跳过自身继续当前事件传播。"""
+        raise SkipException()
+
+    @property
+    def state(self) -> T_State:
+        """插件状态。"""
+        return self.bot.plugin_state[self.name]
+
+    @state.setter
+    def state(self, value: T_State):
+        self.bot.plugin_state[self.name] = value
+
+    @abstractmethod
+    async def handle(self) -> None:
+        """处理事件的方法。当 `rule()` 方法返回 `True` 时 iamai 会调用此方法。每个插件必须实现此方法。"""
+        raise NotImplementedError
+
+    @abstractmethod
+    async def rule(self) -> bool:
+        """匹配事件的方法。事件处理时，会按照插件的优先级依次调用此方法，当此方法返回 `True` 时将事件交由此插件处理。每个插件必须实现此方法。
+
+        注意：不建议直接在此方法内实现对事件的处理，事件的具体处理请交由 `handle()` 方法。
+        """
+        raise NotImplementedError
\ No newline at end of file
diff --git a/HydroRollCore/typing.py b/HydroRollCore/typing.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/HydroRollCore/typing.py
diff --git a/HydroRollCore/utils.py b/HydroRollCore/utils.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/HydroRollCore/utils.py