new: more battery data & fix: auto reload

lib/data/model/server/battery.dart

@@ -0,0 +1,93 @@
+import 'package:toolbox/data/res/logger.dart';
+
+/// raw dat from server:
+/// ```text
+/// POWER_SUPPLY_NAME=hidpp_battery_0
+/// POWER_SUPPLY_TYPE=Battery
+/// POWER_SUPPLY_ONLINE=1
+/// POWER_SUPPLY_STATUS=Discharging
+/// POWER_SUPPLY_SCOPE=Device
+/// POWER_SUPPLY_MODEL_NAME=MX Anywhere 3
+/// POWER_SUPPLY_MANUFACTURER=Logitech
+/// POWER_SUPPLY_SERIAL_NUMBER=0f-fc-43-f8
+/// POWER_SUPPLY_CAPACITY=35
+/// ```
+class Battery {
+  final int? percent;
+  final BatteryStatus status;
+  final String? name;
+  final int? cycle;
+  final int? powerNow;
+
+  const Battery({
+    required this.status,
+    this.percent,
+    this.name,
+    this.cycle,
+    this.powerNow,
+  });
+
+  factory Battery.fromRaw(String raw) {
+    final lines = raw.split('\n');
+    final map = <String, String>{};
+    for (final line in lines) {
+      final parts = line.split('=');
+      if (parts.length != 2) continue;
+      map[parts[0]] = parts[1];
+    }
+
+    final capacity = map['POWER_SUPPLY_CAPACITY']; // 30%
+    final cycle = map['POWER_SUPPLY_CYCLE_COUNT']; // 30
+    final powerNow = map['POWER_SUPPLY_POWER_NOW']; // 30W
+
+    return Battery(
+      percent: capacity == null ? null : int.tryParse(capacity),
+      status: BatteryStatus.parse(map['POWER_SUPPLY_STATUS']),
+      name: map['POWER_SUPPLY_MODEL_NAME'],
+      cycle: cycle == null ? null : int.tryParse(cycle),
+      powerNow: powerNow == null ? null : int.tryParse(powerNow),
+    );
+  }
+}
+
+enum BatteryStatus {
+  charging,
+  discharging,
+  full,
+  unknown,
+  ;
+
+  static BatteryStatus parse(String? status) {
+    switch (status) {
+      case 'Charging':
+        return BatteryStatus.charging;
+      case 'Discharging':
+        return BatteryStatus.discharging;
+      case 'Full':
+        return BatteryStatus.full;
+      default:
+        return BatteryStatus.unknown;
+    }
+  }
+}
+
+abstract final class Batteries {
+  static List<Battery> parse(String raw) {
+    final lines = raw.split('\n');
+    final batteries = <Battery>[];
+    final oneBatLines = <String>[];
+    for (final line in lines) {
+      if (line.isEmpty) {
+        try {
+          batteries.add(Battery.fromRaw(oneBatLines.join('\n')));
+        } catch (e, s) {
+          Loggers.parse.warning(e, s);
+        }
+        oneBatLines.clear();
+      } else {
+        oneBatLines.add(line);
+      }
+    }
+    return batteries;
+  }
+}