From 9bff3b068367a4ba39fa610d0348ff69bb138108 Mon Sep 17 00:00:00 2001
From: "2569718930@qq.com" <2569718930@qq.com>
Date: Sat, 14 Mar 2026 22:05:09 +0800
Subject: [PATCH] feat: implement /deb and /city command handlers for the bot.

---
 src/bot/handlers/city.py | 24 ++++++++++++++++++++++--
 src/bot/handlers/deb.py  | 24 ++++++++++++++++++++++--
 2 files changed, 44 insertions(+), 4 deletions(-)

diff --git a/src/bot/handlers/city.py b/src/bot/handlers/city.py
index f98ad569..db27d620 100644
--- a/src/bot/handlers/city.py
+++ b/src/bot/handlers/city.py
@@ -55,16 +55,36 @@ class CityCommandHandler:
         self.guard = guard
         self.city_service = city_service
         self.io_layer = io_layer
+        self._handled_message_keys: set[tuple[Any, Any]] = set()
+
+    def _mark_handled_once(self, message: Any) -> bool:
+        chat_id = getattr(getattr(message, "chat", None), "id", None)
+        message_id = getattr(message, "message_id", None)
+        key = (chat_id, message_id)
+        if key in self._handled_message_keys:
+            return False
+        self._handled_message_keys.add(key)
+        if len(self._handled_message_keys) > 4096:
+            self._handled_message_keys.clear()
+        return True
 
     def register(self) -> None:
+        @self.bot.message_handler(commands=["city"])
+        def _city_command(message):
+            self.handle(message)
+
         @self.bot.message_handler(
-            func=lambda message: _is_city_command_text(getattr(message, "text", None)),
+            regexp=r"^[/／⁄∕╱⧸]\s*city(@[A-Za-z0-9_]+)?(\s|$)",
             content_types=["text"],
         )
-        def _city(message):
+        def _city_regex(message):
             self.handle(message)
 
     def handle(self, message: Any) -> None:
+        if not self._mark_handled_once(message):
+            return
+        if not _is_city_command_text(getattr(message, "text", None)):
+            return
         trace = CommandTrace("/city", message)
         try:
             parts = (message.text or "").split(maxsplit=1)
diff --git a/src/bot/handlers/deb.py b/src/bot/handlers/deb.py
index 2f091e4b..1903e486 100644
--- a/src/bot/handlers/deb.py
+++ b/src/bot/handlers/deb.py
@@ -55,16 +55,36 @@ class DebCommandHandler:
         self.guard = guard
         self.deb_service = deb_service
         self.io_layer = io_layer
+        self._handled_message_keys: set[tuple[Any, Any]] = set()
+
+    def _mark_handled_once(self, message: Any) -> bool:
+        chat_id = getattr(getattr(message, "chat", None), "id", None)
+        message_id = getattr(message, "message_id", None)
+        key = (chat_id, message_id)
+        if key in self._handled_message_keys:
+            return False
+        self._handled_message_keys.add(key)
+        if len(self._handled_message_keys) > 4096:
+            self._handled_message_keys.clear()
+        return True
 
     def register(self) -> None:
+        @self.bot.message_handler(commands=["deb"])
+        def _deb_command(message):
+            self.handle(message)
+
         @self.bot.message_handler(
-            func=lambda message: _is_deb_command_text(getattr(message, "text", None)),
+            regexp=r"^[/／⁄∕╱⧸]\s*deb(@[A-Za-z0-9_]+)?(\s|$)",
             content_types=["text"],
         )
-        def _deb(message):
+        def _deb_regex(message):
             self.handle(message)
 
     def handle(self, message: Any) -> None:
+        if not self._mark_handled_once(message):
+            return
+        if not _is_deb_command_text(getattr(message, "text", None)):
+            return
         trace = CommandTrace("/deb", message)
         try:
             parts = (message.text or "").split(maxsplit=1)