UPS 제거 상태에 맞춘 배터리 기능 정리

config/config.php

@@ -14,6 +14,7 @@ if (!is_file($controlSecretFile)) {
 $controlSecretConfig = require $controlSecretFile;
 $controlDbConfig = is_array($controlSecretConfig['db'] ?? null) ? $controlSecretConfig['db'] : [];
 $controlBatteryConfig = is_array($controlSecretConfig['battery'] ?? null) ? $controlSecretConfig['battery'] : [];
+define('CONTROL_BATTERY_ENABLED', (bool)($controlBatteryConfig['enabled'] ?? false));
 
 define('APP_PASSWORD', (string)($controlSecretConfig['app_password'] ?? ''));
 define('DB_HOST', (string)($controlDbConfig['host'] ?? '127.0.0.1'));
@@ -126,7 +127,7 @@ function clamp_float(float $value, float $min, float $max): float
 
 function setting_definitions(): array
 {
-    return [
+    $definitions = [
         'security.remember_days' => ['group' => 'security', 'label' => '자동 로그인 유지 기간', 'type' => 'number', 'default' => 30, 'min' => 1, 'max' => 365, 'step' => 1, 'unit' => '일'],
         'security.cookie_secure_mode' => ['group' => 'security', 'label' => 'Remember 쿠키 Secure', 'type' => 'select', 'default' => 'auto', 'options' => ['auto' => 'HTTPS일 때 자동', 'always' => '항상 사용', 'never' => '사용 안함']],
         'security.cookie_samesite' => ['group' => 'security', 'label' => 'Remember 쿠키 SameSite', 'type' => 'select', 'default' => 'Lax', 'options' => ['Lax' => 'Lax', 'Strict' => 'Strict', 'None' => 'None']],
@@ -191,6 +192,16 @@ function setting_definitions(): array
         'battery.history_chart_limit' => ['group' => 'battery', 'label' => '상태 차트 표본 수', 'type' => 'number', 'default' => 240, 'min' => 60, 'max' => 1500, 'step' => 10, 'unit' => '개'],
         'battery.history_sync_limit' => ['group' => 'battery', 'label' => '잔여시간 차트 표본 수', 'type' => 'number', 'default' => 240, 'min' => 60, 'max' => 1500, 'step' => 10, 'unit' => '개'],
     ];
+
+    if (!CONTROL_BATTERY_ENABLED) {
+        foreach (array_keys($definitions) as $key) {
+            if (str_starts_with($key, 'battery.')) {
+                unset($definitions[$key]);
+            }
+        }
+    }
+
+    return $definitions;
 }
 
 function setting_rows(bool $reload = false): array
@@ -1123,6 +1134,15 @@ function i2cget_word_bytes(int $bus, int $address, int $register): ?array
 
 function battery_status(): array
 {
+    if (!CONTROL_BATTERY_ENABLED) {
+        return [
+            'enabled' => false,
+            'removed' => true,
+            'voltage' => null,
+            'percent' => null,
+        ];
+    }
+
     $voltage = null;
     $percent = null;
 
@@ -1140,6 +1160,8 @@ function battery_status(): array
     }
 
     return [
+        'enabled' => true,
+        'removed' => false,
         'voltage' => $voltage,
         'percent' => $percent,
     ];