Fix CPU Algorithm

lib/data/model/cpu_2_status.dart

@@ -0,0 +1,17 @@
+import 'package:toolbox/data/model/cpu_status.dart';
+
+class Cpu2Status {
+  List<CpuStatus> pre;
+  List<CpuStatus> now;
+  Cpu2Status(this.pre, this.now);
+
+  double usedPercent({int coreIdx = 0}) {
+    final used = (now[coreIdx].idle - pre[coreIdx].idle) /
+        (now[coreIdx].total - pre[coreIdx].total);
+    return used.isNaN ? 0 : used;
+  }
+
+  Cpu2Status update(List<CpuStatus> newStatus) {
+    return Cpu2Status(now, newStatus);
+  }
+}

lib/data/model/cpu_status.dart

@@ -15,13 +15,13 @@ class CpuStatus {
 } 
 */
   late String id;
-  late double user;
-  late double sys;
-  late double nice;
-  late double idle;
-  late double iowait;
-  late double irq;
-  late double softirq;
+  late int user;
+  late int sys;
+  late int nice;
+  late int idle;
+  late int iowait;
+  late int irq;
+  late int softirq;
 
   CpuStatus(
     this.id,
@@ -56,8 +56,5 @@ class CpuStatus {
     return data;
   }
 
-  double get calculateUsedPercent {
-    final used = idle / (user + sys + nice + iowait + irq + softirq + idle);
-    return used.isNaN ? 0 : used;
-  }
+  int get total => user + sys + nice + idle + iowait + irq + softirq;
 }

lib/data/model/server_status.dart

@@ -1,4 +1,4 @@
-import 'package:toolbox/data/model/cpu_percent.dart';
+import 'package:toolbox/data/model/cpu_2_status.dart';
 import 'package:toolbox/data/model/disk_info.dart';
 import 'package:toolbox/data/model/tcp_status.dart';
 
@@ -28,7 +28,7 @@ class ServerStatus {
 } 
 */
 
-  List<CpuStatus>? cpuPercent;
+  Cpu2Status? cpu2Status;
   List<int?>? memList;
   String? sysVer;
   String? uptime;
@@ -36,59 +36,10 @@ class ServerStatus {
   TcpStatus? tcp;
 
   ServerStatus(
-      {this.cpuPercent,
+      {this.cpu2Status,
       this.memList,
       this.sysVer,
       this.uptime,
       this.disk,
       this.tcp});
-  ServerStatus.fromJson(Map<String, dynamic> json) {
-    cpuPercent = [];
-    for (var item in json["cpuPercent"]) {
-      cpuPercent!.add(CpuStatus.fromJson(item));
-    }
-    if (json["memList"] != null) {
-      final v = json["memList"];
-      final arr0 = <int>[];
-      v.forEach((v) {
-        arr0.add(v.toInt());
-      });
-      memList = arr0;
-    }
-    sysVer = json["sysVer"]?.toString();
-    uptime = json["uptime"]?.toString();
-    if (json["disk"] != null) {
-      final v = json["disk"];
-      final arr0 = <DiskInfo>[];
-      v.forEach((v) {
-        arr0.add(DiskInfo.fromJson(v));
-      });
-      disk = arr0;
-    }
-    tcp = TcpStatus.fromJson(json['tcp']);
-  }
-  Map<String, dynamic> toJson() {
-    final Map<String, dynamic> data = <String, dynamic>{};
-    data["cpuPercent"] = cpuPercent;
-    if (memList != null) {
-      final v = memList;
-      final arr0 = [];
-      for (var v in v!) {
-        arr0.add(v);
-      }
-      data["memList"] = arr0;
-    }
-    data["sysVer"] = sysVer;
-    data["uptime"] = uptime;
-    if (disk != null) {
-      final v = disk;
-      final arr0 = [];
-      for (var v in v!) {
-        arr0.add(v!.toJson());
-      }
-      data["disk"] = arr0;
-    }
-    data['tcp'] = tcp;
-    return data;
-  }
 }