first commit

app/Http/Controllers/Admin/DashboardController.php

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+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Http\Controllers\Controller;
+use App\Models\Machine;
+use Illuminate\Http\Request;
+
+class DashboardController extends Controller
+{
+    public function index()
+    {
+        // 模擬數據或從資料庫獲取
+        // 由於目前沒有數據，我們先傳遞一些預設值或空集合
+        $totalMachines = Machine::count();
+        $onlineMachines = Machine::where('status', 'online')->count();
+        $offlineMachines = Machine::where('status', 'offline')->count();
+        $errorMachines = Machine::where('status', 'error')->count();
+
+        return view('admin.dashboard', compact(
+            'totalMachines',
+            'onlineMachines',
+            'offlineMachines',
+            'errorMachines'
+        ));
+    }
+}