fix: Improve Windows network stats accuracy and terminal height

- Enhanced Windows network stats retrieval to accurately calculate RX and TX speeds.
- Adjusted terminal height in the UI for better responsiveness and usability.

app.js

@@ -173,10 +173,32 @@ class SystemMonitor {
   async getNetworkStats() {
     try {
       if (isWindows) {
-        // Windows network stats - simplified for now
-        const { stdout } = await execAsync('powershell "Get-Counter \\"\\Network Interface(*)\\Bytes Total/sec\\" -SampleInterval 1 -MaxSamples 1 | Select-Object -ExpandProperty CounterSamples | Where-Object {$_.InstanceName -ne \\"isatap*\\" -and $_.InstanceName -ne \\"Teredo*\\" -and $_.InstanceName -ne \\"_Total\\""} | Measure-Object CookedValue -Sum | Select-Object -ExpandProperty Sum"');
-        const totalBytes = parseFloat(stdout.trim()) || 0;
-        return { rx: totalBytes / 2, tx: totalBytes / 2 }; // Rough estimate
+        // Jalankan PowerShell dengan benar
+        const { stdout } = await execAsync(
+          'powershell -Command "Get-NetAdapterStatistics | Select-Object -Property ReceivedBytes, SentBytes | ConvertTo-Json"'
+        );
+        // Ambil total RX dan TX dari semua adapter
+        const stats = JSON.parse(stdout);
+        let totalRx = 0, totalTx = 0;
+        if (Array.isArray(stats)) {
+          stats.forEach(s => {
+            totalRx += parseInt(s.ReceivedBytes) || 0;
+            totalTx += parseInt(s.SentBytes) || 0;
+          });
+        } else if (stats) {
+          totalRx = parseInt(stats.ReceivedBytes) || 0;
+          totalTx = parseInt(stats.SentBytes) || 0;
+        }
+        // Hitung delta per detik (seperti di Linux)
+        if (this.previousNetworkStats) {
+          const rxSpeed = Math.max(0, totalRx - this.previousNetworkStats.rx);
+          const txSpeed = Math.max(0, totalTx - this.previousNetworkStats.tx);
+          this.previousNetworkStats = { rx: totalRx, tx: totalTx };
+          return { rx: rxSpeed, tx: txSpeed };
+        } else {
+          this.previousNetworkStats = { rx: totalRx, tx: totalTx };
+          return { rx: 0, tx: 0 };
+        }
       } else {
         // Linux - read from /proc/net/dev
         const data = await fs.readFile('/proc/net/dev', 'utf8');
@@ -190,8 +212,6 @@ class SystemMonitor {
             totalTx += parseInt(parts[8]) || 0;
           }
         }
-        
-        // Calculate speed if we have previous data
         if (this.previousNetworkStats) {
           const rxSpeed = Math.max(0, totalRx - this.previousNetworkStats.rx);
           const txSpeed = Math.max(0, totalTx - this.previousNetworkStats.tx);

views/terminal.ejs

@@ -126,8 +126,13 @@
             padding: 16px;
             background: var(--bg);
             border-radius: 0 0 18px 18px;
-            min-height: 180px;
             min-width: 0;
+            min-height: 180px;
+            max-height: 60vh;
+            height: 40vh;
+            transition: height 0.2s;
+            box-sizing: border-box;
+            overflow: auto;
         }
         .connection-status {
             position: absolute;
@@ -269,7 +274,7 @@
             .logo { font-size: 14px; }
             .terminal-card { margin: 8px 2px 0 2px; border-radius: 10px; }
             .terminal-header { border-radius: 10px 10px 0 0; padding: 8px 8px; }
-            #terminal { border-radius: 0 0 10px 10px; padding: 6px; min-height: 120px; }
+            #terminal { border-radius: 0 0 10px 10px; padding: 6px; min-height: 90px; height: 28vh; max-height: 35vh; }
             .sidebar { border-radius: 10px 10px 0 0; }
             .sidebar-inner { padding: 8px 2px 2px 2px; }
         }