initial commit

app/Http/Controllers/MedicineController.php

@@ -11,6 +11,7 @@ use Illuminate\Support\Facades\Storage;
 use Maatwebsite\Excel\Facades\Excel;
 use App\Imports\MedicineImport;
 use App\Exports\MedicineTemplateExport;
+use Illuminate\Support\Facades\Gate;
 
 class MedicineController extends Controller
 {
@@ -20,18 +21,74 @@ class MedicineController extends Controller
      * Tampilkan daftar obat-obatan (Index).
      */
     public function index(Request $request): View
-    {
-        $query = Medicine::query();
+{
+    // Proteksi Akses
+    Gate::authorize('check-access', ['medicines', 'read']);
 
-        if ($request->filled('search')) {
-            $query->where('nama_obat', 'like', '%' . $request->search . '%');
+    $now = now();
+    $query = Medicine::query();
+
+    // 1. FILTER KHUSUS (DARI DASHBOARD)
+    if ($request->filled('filter')) {
+        $filter = $request->get('filter');
+
+        if ($filter === 'expired') {
+            // Menampilkan yang sudah lewat tanggal kadaluwarsa
+            $query->whereNotNull('expired_at')->where('expired_at', '<', $now);
+        } elseif ($filter === 'expiring_soon') {
+            // Menampilkan yang akan kadaluwarsa dalam 7 hari kedepan
+            $query->whereNotNull('expired_at')
+                  ->whereBetween('expired_at', [$now, $now->copy()->addDays(7)]);
+        } elseif ($filter === 'low_stock') {
+            // Menampilkan stok kritis (<= 5)
+            $query->where('qty', '<=', 5);
         }
-
-        $medicines = $query->latest()->paginate(10);
-
-        return view('pages.inventory.medicines.index', compact('medicines'));
     }
 
+    // 2. SEARCH GLOBAL
+    if ($request->filled('search')) {
+        $search = $request->search;
+        $query->where(function($q) use ($search) {
+            $q->where('nama_obat', 'like', "%{$search}%")
+              ->orWhere('kategori', 'like', "%{$search}%")
+              ->orWhere('unit', 'like', "%{$search}%");
+        });
+    }
+
+    // 3. FILTER KATEGORI (Opsional jika ada dropdown di UI)
+    if ($request->filled('category')) {
+        $query->where('kategori', $request->category);
+    }
+
+    // 4. SORTING DINAMIS
+    // Gunakan 'expired_at' sebagai default sorting jika dari Dashboard 'expired'
+    $allowedSorts = ['nama_obat', 'kategori', 'qty', 'expired_at', 'created_at'];
+    $sort = in_array($request->get('sort'), $allowedSorts) ? $request->get('sort') : 'nama_obat';
+    $direction = strtolower($request->get('direction')) === 'desc' ? 'desc' : 'asc';
+
+    $medicines = $query->orderBy($sort, $direction)
+                       ->paginate(15)
+                       ->withQueryString();
+
+    // 5. STATISTIK BOX (Selalu hitung total keseluruhan, bukan hasil filter)
+    $totalStock = Medicine::sum('qty'); 
+    $lowStockCount = Medicine::where('qty', '<=', 5)->count();
+    
+    // Menghitung barang yang sudah expired (merah)
+    $expiredCount = Medicine::whereNotNull('expired_at')
+                            ->where('expired_at', '<', $now)
+                            ->count();
+
+    $categories = Medicine::distinct()->whereNotNull('kategori')->pluck('kategori');
+
+    return view('pages.inventory.medicines.index', compact(
+        'medicines', 
+        'totalStock', 
+        'lowStockCount', 
+        'expiredCount', // Tambahan statistik baru
+        'categories'
+    ));
+}
     /**
      * Tampilkan form tambah obat.
      */