opt.: disk size (#252)

lib/data/model/server/disk.dart

@@ -7,9 +7,9 @@ class Disk {
   final String dev;
   final String mount;
   final int usedPercent;
-  final String used;
-  final String size;
-  final String avail;
+  final BigInt used;
+  final BigInt size;
+  final BigInt avail;
 
   const Disk({
     required this.dev,
@@ -20,6 +20,12 @@ class Disk {
     required this.avail,
   });
 
+  /// raw:
+  /// ```
+  /// Filesystem           1K-blocks      Used Available Use% Mounted on
+  /// overlay              959122528 154470540 755857572  17% /
+  /// tmpfs                    65536         0     65536   0% /dev
+  /// ```
   static List<Disk> parse(String raw) {
     final list = <Disk>[];
     final items = raw.split('\n');
@@ -43,9 +49,9 @@ class Disk {
           dev: vals[0],
           mount: vals[5],
           usedPercent: int.parse(vals[4].replaceFirst('%', '')),
-          used: vals[2],
-          size: vals[1],
-          avail: vals[3],
+          used: BigInt.tryParse(vals[2]) ?? BigInt.zero,
+          size: BigInt.tryParse(vals[1]) ?? BigInt.one,
+          avail: BigInt.tryParse(vals[3]) ?? BigInt.one,
         ));
       } catch (e) {
         continue;
@@ -79,8 +85,8 @@ class DiskIO extends TimeSeq<DiskIOPiece> {
   (String?, String?) getSpeed(String dev) {
     final (read_, write_) = _getSpeed(dev);
     if (read_ == null || write_ == null) return (null, null);
-    final read = '${read_.convertBytes}/s';
-    final write = '${write_.convertBytes}/s';
+    final read = '${read_.bytes2Str}/s';
+    final write = '${write_.bytes2Str}/s';
     return (read, write);
   }
 
@@ -92,8 +98,8 @@ class DiskIO extends TimeSeq<DiskIOPiece> {
       read += read_ ?? 0;
       write += write_ ?? 0;
     }
-    final readStr = '${read.convertBytes}/s';
-    final writeStr = '${write.convertBytes}/s';
+    final readStr = '${read.bytes2Str}/s';
+    final writeStr = '${write.bytes2Str}/s';
     return (readStr, writeStr);
   }
 

lib/data/model/server/net_speed.dart

@@ -47,10 +47,10 @@ class NetSpeed extends TimeSeq<NetSpeedPart> {
       for (var i = 0; i < now.length; i++) {
         size += sizeInBytes(i);
       }
-      return size.convertBytes;
+      return size.bytes2Str;
     }
     final idx = deviceIdx(device);
-    return sizeInBytes(idx).convertBytes;
+    return sizeInBytes(idx).bytes2Str;
   }
 
   String speedOut({String? device, bool all = false}) {
@@ -73,10 +73,10 @@ class NetSpeed extends TimeSeq<NetSpeedPart> {
       for (var i = 0; i < now.length; i++) {
         size += sizeOutBytes(i);
       }
-      return size.convertBytes;
+      return size.bytes2Str;
     }
     final idx = deviceIdx(device);
-    return sizeOutBytes(idx).convertBytes;
+    return sizeOutBytes(idx).bytes2Str;
   }
 
   int deviceIdx(String? device) {
@@ -90,7 +90,7 @@ class NetSpeed extends TimeSeq<NetSpeedPart> {
     return 0;
   }
 
-  String buildStandardOutput(double speed) => '${speed.convertBytes}/s';
+  String buildStandardOutput(double speed) => '${speed.bytes2Str}/s';
 
   /// [raw] example:
   /// Inter-|   Receive                                                |  Transmit