From f0e48fcb59366b8c36a7b4a372358f7ee28dcaa6 Mon Sep 17 00:00:00 2001
From: GuanYuankai <whistle_op@hotmail.com>
Date: Fri, 24 Oct 2025 08:51:47 +0000
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=E4=B8=80=E4=B8=AAalarm=5Fser?=
 =?UTF-8?q?vice=E7=9A=84map::at=E5=B4=A9=E6=BA=83=E9=97=AE=E9=A2=98?=
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---
 src/alarm/alarm_service.cc | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/src/alarm/alarm_service.cc b/src/alarm/alarm_service.cc
index 95353e1..6a8d018 100644
--- a/src/alarm/alarm_service.cc
+++ b/src/alarm/alarm_service.cc
@@ -138,12 +138,25 @@ void AlarmService::check_rule_against_value(AlarmRule& rule, double value, const
         default: break;
     }
 
-    AlarmState& state = m_alarm_states.at(rule.rule_id);
+
+auto it = m_alarm_states.find(rule.rule_id);
+
+if (it == m_alarm_states.end()) {
+    spdlog::warn("AlarmState for rule '{}' was missing. Creating it on-the-fly.", rule.rule_id);
+    
+    auto result = m_alarm_states.emplace(
+        std::piecewise_construct,
+        std::forward_as_tuple(rule.rule_id),
+        std::forward_as_tuple(m_io_context) 
+    );
+    it = result.first; // 'it' 现在指向新创建的元素
+}
+
+AlarmState& state = it->second;
 
     if (condition_met) {
         // 条件满足
         if (state.current_state == AlarmStateType::NORMAL) {
-            // 状态：NORMAL -> PENDING
             state.current_state = AlarmStateType::PENDING;
             
             if (rule.debounce_seconds <= 0) {