2 files changed, 63 insertions, 0 deletions
diff --git a/plugins/alicebot_plugin_dice/__init__.py b/plugins/alicebot_plugin_dice/__init__.py
new file mode 100644
index 0000000..528ba2b
--- /dev/null
+++ b/plugins/alicebot_plugin_dice/__init__.py
@@ -0,0 +1,50 @@
+import re
+import random
+
+from alicebot.log import logger
+
+from plugins.alicebot_plugin_base import CommandPluginBase
+
+from .config import Config
+
+
+class Dice(CommandPluginBase[None, Config]):
+    Config = Config
+
+    def __post_init__(self):
+        self.re_pattern = re.compile(
+            r"\s*(?P<dice_times>\d+)d(?P<dice_faces>\d+)([*x](?P<dice_multiply>\d+))?",
+            flags=re.I,
+        )
+
+    async def handle(self) -> None:
+        dice_times = int(self.msg_match.group("dice_times"))
+        dice_faces = int(self.msg_match.group("dice_faces"))
+        if self.msg_match.group("dice_multiply") is None:
+            dice_multiply = None
+        else:
+            dice_multiply = int(self.msg_match.group("dice_multiply"))
+
+        if dice_times > self.config.max_dice_times:
+            await self.event.reply(
+                self.format_str(self.config.exceed_max_dice_times_str)
+            )
+            return
+
+        dice = [random.randint(1, dice_faces) for _ in range(dice_times)]
+        dice_sum = sum(dice)
+        if dice_multiply is None:
+            result_str = f"{dice_times}D{dice_faces}="
+            if dice_times != 1:
+                result_str += f"{'+'.join(map(lambda x: str(x), dice))}="
+            result_str += str(dice_sum)
+        else:
+            result_str = f"{dice_times}D{dice_faces}X{dice_multiply}="
+            if dice_times != 1:
+                result_str += (
+                    f"({'+'.join(map(lambda x: str(x), dice))})X{dice_multiply}="
+                )
+            result_str += f"{dice_sum}X{dice_multiply}={dice_sum * dice_multiply}"
+
+        logger.info(f"Dice Plugin: {result_str}")
+        await self.event.reply(self.format_str(self.config.message_str, result_str))
diff --git a/plugins/alicebot_plugin_dice/config.py b/plugins/alicebot_plugin_dice/config.py
new file mode 100644
index 0000000..716e753
--- /dev/null
+++ b/plugins/alicebot_plugin_dice/config.py
@@ -0,0 +1,13 @@
+from typing import Set
+
+from plugins.alicebot_plugin_base import CommandPluginConfig
+
+
+class Config(CommandPluginConfig):
+    __config_name__ = "plugin_dice"
+    command: Set[str] = {"r", "roll", "dice"}
+    """命令文本。"""
+    max_dice_times: int = 1000
+    """最大单次投掷次数。"""
+    exceed_max_dice_times_str: str = "错误：超过最大投掷次数。"
+    """超过最大单次投掷次数时的提示语。"""