fix conversation as resolved.

Author: lxdklp

lib/data/model/app/scripts/cmd_types.dart

@@ -192,9 +192,7 @@ enum WindowsStatusCmdType implements ShellCmdType {
   /// - Returns pre-formatted string: "X days, H:MM" or "H:MM" (if less than 1 day)
   /// - Uses ToString('00') for zero-padding to avoid quote escaping issues
   uptime(
-    r'$up = (Get-Date) - (Get-CimInstance Win32_OperatingSystem).LastBootUpTime; '
-    r'if ($up.Days -gt 0) { "$($up.Days) days, $($up.Hours):$($up.Minutes.ToString(''00''))" } '
-    r'else { "$($up.Hours):$($up.Minutes.ToString(''00''))" }',
+    r"""$up = (Get-Date) - (Get-CimInstance Win32_OperatingSystem).LastBootUpTime; if ($up.Days -gt 0) { "$($up.Days) days, $($up.Hours):$($up.Minutes.ToString('00'))" } else { "$($up.Hours):$($up.Minutes.ToString('00'))" }""",
   ),
   conn('(netstat -an | findstr ESTABLISHED | Measure-Object -Line).Count'),
   disk(

lib/data/model/server/cpu.dart

@@ -6,7 +6,7 @@ import 'package:server_box/data/res/status.dart';
 /// Capacity of the FIFO queue
 const _kCap = 30;
 
-class Cpus extends TimeSeq<List<SingleCpuCore>> {
+class Cpus extends TimeSeq<SingleCpuCore> {
   Cpus(super.init1, super.init2);
 
   final Map<String, int> brand = {};

lib/data/model/server/disk.dart

@@ -280,7 +280,7 @@ class Disk with EquatableMixin {
   ];
 }
 
-class DiskIO extends TimeSeq<List<DiskIOPiece>> {
+class DiskIO extends TimeSeq<DiskIOPiece> {
   DiskIO(super.init1, super.init2);
 
   @override

lib/data/model/server/net_speed.dart

@@ -18,7 +18,7 @@ class NetSpeedPart extends TimeSeqIface<NetSpeedPart> {
 
 typedef CachedNetVals = ({String sizeIn, String sizeOut, String speedIn, String speedOut});
 
-class NetSpeed extends TimeSeq<List<NetSpeedPart>> {
+class NetSpeed extends TimeSeq<NetSpeedPart> {
   NetSpeed(super.init1, super.init2);
 
   @override

lib/data/model/server/server_status_update_req.dart

@@ -576,8 +576,11 @@ List<NetSpeedPart> _parseWindowsNetwork(String raw, int currentTime) {
           final time2 = (s2['Timestamp_Sys100NS'] as num?)?.toDouble() ?? 0;
           final timeDelta = (time2 - time1) / 10000000;
           if (timeDelta <= 0) continue;
-          final rxSpeed = ((rx2 - rx1) / timeDelta).abs();
-          final txSpeed = ((tx2 - tx1) / timeDelta).abs();
+          final rxDelta = rx2 - rx1;
+          final txDelta = tx2 - tx1;
+          if (rxDelta < 0 || txDelta < 0) continue;
+          final rxSpeed = rxDelta / timeDelta;
+          final txSpeed = txDelta / timeDelta;
           netParts.add(
             NetSpeedPart(name, BigInt.from(rxSpeed.toInt()), BigInt.from(txSpeed.toInt()), currentTime),
           );
@@ -619,8 +622,11 @@ List<DiskIOPiece> _parseWindowsDiskIO(String raw, int currentTime) {
           final time2 = (s2['Timestamp_Sys100NS'] as num?)?.toDouble() ?? 0;
           final timeDelta = (time2 - time1) / 10000000;
           if (timeDelta <= 0) continue;
-          final readSpeed = ((read2 - read1) / timeDelta).abs();
-          final writeSpeed = ((write2 - write1) / timeDelta).abs();
+          final readDelta = read2 - read1;
+          final writeDelta = write2 - write1;
+          if (readDelta < 0 || writeDelta < 0) continue;
+          final readSpeed = readDelta / timeDelta;
+          final writeSpeed = writeDelta / timeDelta;
           final sectorsRead = (readSpeed / 512).round();
           final sectorsWrite = (writeSpeed / 512).round();
 

lib/data/model/server/time_seq.dart

@@ -37,22 +37,22 @@ class Fifo<T> extends ListBase<T> {
   }
 }
 
-abstract class TimeSeq<T extends List<TimeSeqIface>> extends Fifo<T> {
+abstract class TimeSeq<T extends TimeSeqIface<T>> extends Fifo<List<T>> {
   /// Due to the design, at least two elements are required, otherwise [pre] /
   /// [now] will throw.
-  TimeSeq(T init1, T init2, {super.capacity}) : super(list: [init1, init2]);
+  TimeSeq(List<T> init1, List<T> init2, {super.capacity}) : super(list: [init1, init2]);
 
-  T get pre {
+  List<T> get pre {
     return _list[length - 2];
   }
 
-  T get now {
+  List<T> get now {
     return _list[length - 1];
   }
 
   void onUpdate();
 
-  void update(T new_) {
+  void update(List<T> new_) {
     add(new_);
 
     if (pre.length != now.length) {
@@ -61,12 +61,12 @@ abstract class TimeSeq<T extends List<TimeSeqIface>> extends Fifo<T> {
       if (isSignificantChange) {
         // Replace the pre entry with a new empty list instead of clearing it
         // to avoid mutating the historical FIFO data
-        _list[length - 2] = <TimeSeqIface>[] as T;
+        _list[length - 2] = List<T>.empty(growable: true);
       } else {
-        final newPre = List<TimeSeqIface>.from(pre);
+        final newPre = pre.toList(growable: true);
         newPre.removeWhere((e) => now.any((el) => e.same(el)));
         newPre.addAll(now.where((e) => newPre.every((el) => !e.same(el))));
-        _list[length - 2] = newPre as T;
+        _list[length - 2] = newPre;
       }
     }