new

app/Http/Controllers/AdminController.php

@@ -0,0 +1,74 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\User;
+use App\Models\Classification;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class AdminController extends Controller
+{
+    public function dashboard()
+    {
+        $totalUsers = User::where('role', 'user')->count();
+        $totalClassifications = Classification::count();
+
+        $statistikKelas = Classification::select('label', DB::raw('count(*) as total'))
+            ->groupBy('label')
+            ->get();
+
+        return view('admin.dashboard', compact('totalUsers', 'totalClassifications', 'statistikKelas'));
+    }
+
+    public function users()
+    {
+        $users = User::where('role', 'user')->latest()->get();
+        return view('admin.users', compact('users'));
+    }
+
+    public function destroyUser($id)
+    {
+        $user = User::findOrFail($id);
+
+        if ($user->role === 'admin') {
+            return back()->withErrors(['error' => 'Akun admin tidak dapat dihapus.']);
+        }
+
+        $user->delete();
+
+        return back()->with('success', 'Pengguna berhasil dihapus.');
+    }
+
+    public function exportCsv()
+    {
+        $classifications = Classification::all();
+
+        $filename = "laporan_klasifikasi_kopi.csv";
+        $handle = fopen('php://memory', 'w');
+
+        // Membuat Baris Header CSV
+        fputcsv($handle, ['ID', 'User ID', 'Hasil Klasifikasi', 'Akurasi (%)', 'Tanggal Pemindaian']);
+
+        // Mengisi Baris Data
+        foreach ($classifications as $row) {
+            fputcsv($handle, [
+                $row->id,
+                $row->user_id,
+                $row->label,
+                $row->confidence,
+                $row->created_at
+            ]);
+        }
+
+        fseek($handle, 0);
+        $headers = [
+            'Content-Type' => 'text/csv',
+            'Content-Disposition' => 'attachment; filename="' . $filename . '"',
+        ];
+
+        return response()->stream(function () use ($handle) {
+            fpassthru($handle);
+        }, 200, $headers);
+    }
+}

app/Http/Kernel.php

@@ -64,5 +64,6 @@ class Kernel extends HttpKernel
         'signed' => \App\Http\Middleware\ValidateSignature::class,
         'throttle' => \Illuminate\Routing\Middleware\ThrottleRequests::class,
         'verified' => \Illuminate\Auth\Middleware\EnsureEmailIsVerified::class,
+        'admin' => \App\Http\Middleware\AdminMiddleware::class,
     ];
 }

app/Http/Middleware/AdminMiddleware.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+class AdminMiddleware
+{
+    public function handle(Request $request, Closure $next): Response
+    {
+        if (!auth()->check() || auth()->user()->role !== 'admin') {
+            abort(403, 'Akses ditolak. Halaman ini khusus untuk Admin.');
+        }
+
+        return $next($request);
+    }
+}

app/Models/User.php

@@ -21,8 +21,11 @@ class User extends Authenticatable
     'name',
     'email',
     'password',
+    'role',
 ];
 
+    
+
     /**
      * The attributes that should be hidden for serialization.
      *
@@ -42,4 +45,8 @@ class User extends Authenticatable
         'email_verified_at' => 'datetime',
         'password' => 'hashed',
     ];
+    public function isAdmin(): bool
+{
+    return $this->role === 'admin';
+}
 }

database/migrations/2026_06_30_000001_add_role_to_users_table.php

@@ -0,0 +1,22 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->enum('role', ['user', 'admin'])->default('user')->after('password');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropColumn('role');
+        });
+    }
+};

resources/views/admin/dashboard.blade.php

@@ -0,0 +1,40 @@
+@extends('layouts.app')
+
+@section('content')
+<div class="max-w-6xl mx-auto px-10 py-16">
+    <h1 class="text-3xl font-extrabold text-gray-900 mb-8">Dashboard Admin</h1>
+
+    <div class="grid grid-cols-1 md:grid-cols-2 gap-6 mb-8">
+        <div class="bg-white rounded-2xl shadow-sm border border-orange-100 p-8">
+            <h3 class="text-sm font-bold text-gray-500 uppercase tracking-widest mb-2">Total Pengguna Terdaftar</h3>
+            <p class="text-4xl font-black text-orange-700">{{ $totalUsers }}</p>
+        </div>
+
+        <div class="bg-white rounded-2xl shadow-sm border border-orange-100 p-8">
+            <h3 class="text-sm font-bold text-gray-500 uppercase tracking-widest mb-2">Total Klasifikasi Dilakukan</h3>
+            <p class="text-4xl font-black text-orange-700">{{ $totalClassifications }}</p>
+        </div>
+    </div>
+
+    <div class="bg-white rounded-2xl shadow-sm border border-orange-100 p-8 mb-8">
+        <h3 class="text-sm font-bold text-gray-500 uppercase tracking-widest mb-6">Statistik Klasifikasi per Kelas</h3>
+        <div class="space-y-4">
+            @forelse ($statistikKelas as $item)
+                <div class="flex items-center justify-between">
+                    <span class="font-bold text-gray-900 capitalize">{{ $item->label }}</span>
+                    <span class="px-4 py-1 bg-orange-50 text-orange-700 rounded-full text-sm font-bold">{{ $item->total }} kali</span>
+                </div>
+            @empty
+                <p class="text-gray-400">Belum ada data klasifikasi.</p>
+            @endforelse
+        </div>
+    </div>
+
+    <a href="{{ route('admin.users') }}" class="inline-block px-8 py-4 bg-orange-700 text-white rounded-full font-bold shadow-lg hover:bg-orange-800 transition">
+        Kelola Data Pengguna
+    </a>
+    <a href="{{ route('admin.export') }}" class="inline-block text-center px-8 py-4 bg-gray-800 text-white rounded-full font-bold shadow-lg hover:bg-black transition">
+            Export Data CSV
+        </a>
+</div>
+@endsection

resources/views/admin/users.blade.php

@@ -0,0 +1,59 @@
+@extends('layouts.app')
+
+@section('content')
+<div class="max-w-6xl mx-auto px-10 py-16">
+    <h1 class="text-3xl font-extrabold text-gray-900 mb-8">Kelola Data Pengguna</h1>
+
+    @if (session('success'))
+        <div class="mb-6 px-6 py-4 bg-green-50 text-green-700 rounded-2xl border border-green-200">
+            {{ session('success') }}
+        </div>
+    @endif
+
+    @if ($errors->any())
+        <div class="mb-6 px-6 py-4 bg-red-50 text-red-700 rounded-2xl border border-red-200">
+            {{ $errors->first() }}
+        </div>
+    @endif
+
+    <div class="bg-white rounded-2xl shadow-sm border border-orange-100 overflow-hidden">
+        <table class="w-full text-left">
+            <thead class="bg-orange-50">
+                <tr>
+                    <th class="px-6 py-4 text-xs font-bold text-gray-500 uppercase tracking-widest">Nama</th>
+                    <th class="px-6 py-4 text-xs font-bold text-gray-500 uppercase tracking-widest">Email</th>
+                    <th class="px-6 py-4 text-xs font-bold text-gray-500 uppercase tracking-widest">Terdaftar</th>
+                    <th class="px-6 py-4 text-xs font-bold text-gray-500 uppercase tracking-widest">Aksi</th>
+                </tr>
+            </thead>
+            <tbody>
+                @forelse ($users as $user)
+                    <tr class="border-t border-gray-100">
+                        <td class="px-6 py-4">{{ $user->name }}</td>
+                        <td class="px-6 py-4">{{ $user->email }}</td>
+                        <td class="px-6 py-4">{{ $user->created_at->format('d-m-Y') }}</td>
+                        <td class="px-6 py-4">
+                            <form action="{{ route('admin.users.destroy', $user->id) }}" method="POST"
+                                  onsubmit="return confirm('Yakin ingin menghapus pengguna ini?');">
+                                @csrf
+                                @method('DELETE')
+                                <button type="submit" class="px-4 py-2 bg-red-50 text-red-700 rounded-full text-xs font-bold hover:bg-red-100 transition">
+                                    Hapus
+                                </button>
+                            </form>
+                        </td>
+                    </tr>
+                @empty
+                    <tr>
+                        <td colspan="4" class="px-6 py-8 text-center text-gray-400">Belum ada pengguna terdaftar.</td>
+                    </tr>
+                @endforelse
+            </tbody>
+        </table>
+    </div>
+
+    <a href="{{ route('admin.dashboard') }}" class="inline-block mt-8 text-orange-700 font-bold hover:text-orange-800">
+        ← Kembali ke Dashboard
+    </a>
+</div>
+@endsection

resources/views/layouts/app.blade.php

@@ -33,6 +33,12 @@
         @endguest
         @auth
     <div class="flex items-center gap-6">
+        @if(Auth::user()->role === 'admin')
+            <a href="{{ route('admin.dashboard') }}" class="px-5 py-2 bg-orange-700 text-white text-xs font-bold rounded-full hover:bg-orange-800 transition">
+                Admin Panel
+            </a>
+        @endif
+
         <div class="flex flex-col items-end">
             <span class="text-[10px] font-black uppercase text-gray-400 tracking-widest">Logged in as</span>
             <span class="text-sm font-bold text-gray-900">{{ Auth::user()->name }}</span>

routes/web.php

@@ -5,6 +5,7 @@
 use Illuminate\Support\Facades\Hash;
 use App\Http\Controllers\AuthController;
 use App\Http\Controllers\ClassificationController;
+use App\Http\Controllers\AdminController;
 
 /*
 |--------------------------------------------------------------------------
@@ -73,5 +74,12 @@
     Route::post('/logout', [AuthController::class, 'logout'])->name('logout');
 });
 
+Route::middleware(['auth', 'admin'])->prefix('admin')->name('admin.')->group(function () {
+    Route::get('/dashboard', [AdminController::class, 'dashboard'])->name('dashboard');
+    Route::get('/users', [AdminController::class, 'users'])->name('users');
+    Route::delete('/users/{id}', [AdminController::class, 'destroyUser'])->name('users.destroy');
+    Route::get('/export', [AdminController::class, 'exportCsv'])->name('export');
+});
+
 Route::post('/api/classify', [ClassificationController::class, 'process'])->name('api.classify');
 Route::post('/api/save-result', [ClassificationController::class, 'store'])->name('api.save');