Add controllers for Anggota, Buku, Kategori, Peminjaman, and Dashboard with CRUD operations

app/Http/Controllers/AnggotaController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Anggota;
+use Illuminate\Http\Request;
+use Inertia\Inertia;
+
+class AnggotaController extends Controller
+{
+    public function index()
+    {
+        $anggotas = Anggota::latest()->paginate(10);
+
+        return Inertia::render('Anggota/Index', [
+            'anggotas' => $anggotas,
+        ]);
+    }
+
+    public function create()
+    {
+        return Inertia::render('Anggota/Create');
+    }
+
+    public function store(Request $request)
+    {
+        $validated = $request->validate([
+            'nama'              => 'required|string|max:255',
+            'email'             => 'required|email|unique:anggotas',
+            'no_telepon'        => 'nullable|string|max:15',
+            'alamat'            => 'nullable|string',
+            'tanggal_bergabung' => 'required|date',
+            'status'            => 'required|in:aktif,nonaktif',
+        ]);
+
+        Anggota::create($validated);
+
+        return redirect()->route('anggota.index')->with('success', 'Anggota berhasil ditambahkan!');
+    }
+
+    public function show(Anggota $anggota)
+    {
+        return Inertia::render('Anggota/Show', [
+            'anggota' => $anggota->load('peminjamans.buku'),
+        ]);
+    }
+
+    public function edit(Anggota $anggota)
+    {
+        return Inertia::render('Anggota/Edit', [
+            'anggota' => $anggota,
+        ]);
+    }
+
+    public function update(Request $request, Anggota $anggota)
+    {
+        $validated = $request->validate([
+            'nama'              => 'required|string|max:255',
+            'email'             => 'required|email|unique:anggotas,email,' . $anggota->id,
+            'no_telepon'        => 'nullable|string|max:15',
+            'alamat'            => 'nullable|string',
+            'tanggal_bergabung' => 'required|date',
+            'status'            => 'required|in:aktif,nonaktif',
+        ]);
+
+        $anggota->update($validated);
+
+        return redirect()->route('anggota.index')->with('success', 'Anggota berhasil diupdate!');
+    }
+
+    public function destroy(Anggota $anggota)
+    {
+        $anggota->delete();
+        return redirect()->route('anggota.index')->with('success', 'Anggota berhasil dihapus!');
+    }
+}

app/Http/Controllers/BukuController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Buku;
+use App\Models\Kategori;
+use Illuminate\Http\Request;
+use Inertia\Inertia;
+
+class BukuController extends Controller
+{
+    public function index()
+    {
+        $bukus = Buku::with('kategori')
+            ->latest()
+            ->paginate(10);
+
+        return Inertia::render('Buku/Index', [
+            'bukus' => $bukus,
+        ]);
+    }
+
+    public function create()
+    {
+        return Inertia::render('Buku/Create', [
+            'kategoris' => Kategori::all(),
+        ]);
+    }
+
+    public function store(Request $request)
+    {
+        $validated = $request->validate([
+            'kategori_id'  => 'required|exists:kategoris,id',
+            'judul'        => 'required|string|max:255',
+            'pengarang'    => 'required|string|max:255',
+            'penerbit'     => 'required|string|max:255',
+            'tahun_terbit' => 'required|digits:4',
+            'isbn'         => 'required|string|max:20|unique:bukus',
+            'stok'         => 'required|integer|min:0',
+            'sinopsis'     => 'nullable|string',
+        ]);
+
+        $validated['stok_tersedia'] = $validated['stok'];
+
+        Buku::create($validated);
+
+        return redirect()->route('buku.index')->with('success', 'Buku berhasil ditambahkan!');
+    }
+
+    public function show(Buku $buku)
+    {
+        return Inertia::render('Buku/Show', [
+            'buku' => $buku->load('kategori', 'peminjamans.anggota'),
+        ]);
+    }
+
+    public function edit(Buku $buku)
+    {
+        return Inertia::render('Buku/Edit', [
+            'buku'      => $buku,
+            'kategoris' => Kategori::all(),
+        ]);
+    }
+
+    public function update(Request $request, Buku $buku)
+    {
+        $validated = $request->validate([
+            'kategori_id'  => 'required|exists:kategoris,id',
+            'judul'        => 'required|string|max:255',
+            'pengarang'    => 'required|string|max:255',
+            'penerbit'     => 'required|string|max:255',
+            'tahun_terbit' => 'required|digits:4',
+            'isbn'         => 'required|string|max:20|unique:bukus,isbn,' . $buku->id,
+            'stok'         => 'required|integer|min:0',
+            'sinopsis'     => 'nullable|string',
+        ]);
+
+        $buku->update($validated);
+
+        return redirect()->route('buku.index')->with('success', 'Buku berhasil diupdate!');
+    }
+
+    public function destroy(Buku $buku)
+    {
+        $buku->delete();
+        return redirect()->route('buku.index')->with('success', 'Buku berhasil dihapus!');
+    }
+}

app/Http/Controllers/DashboardController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Anggota;
+use App\Models\Buku;
+use App\Models\Peminjaman;
+use App\Models\Kategori;
+use Inertia\Inertia;
+
+class DashboardController extends Controller
+{
+    public function index()
+    {
+        return Inertia::render('Dashboard', [
+            'stats' => [
+                'total_buku'       => Buku::count(),
+                'total_anggota'    => Anggota::where('status', 'aktif')->count(),
+                'total_peminjaman' => Peminjaman::where('status', 'dipinjam')->count(),
+                'total_terlambat'  => Peminjaman::where('status', 'terlambat')->count(),
+            ],
+            'peminjaman_terbaru' => Peminjaman::with(['anggota', 'buku'])
+                ->latest()
+                ->take(5)
+                ->get(),
+        ]);
+    }
+}

app/Http/Controllers/KategoriController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+
+class KategoriController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     */
+    public function index()
+    {
+        //
+    }
+
+    /**
+     * Show the form for creating a new resource.
+     */
+    public function create()
+    {
+        //
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     */
+    public function store(Request $request)
+    {
+        //
+    }
+
+    /**
+     * Display the specified resource.
+     */
+    public function show(string $id)
+    {
+        //
+    }
+
+    /**
+     * Show the form for editing the specified resource.
+     */
+    public function edit(string $id)
+    {
+        //
+    }
+
+    /**
+     * Update the specified resource in storage.
+     */
+    public function update(Request $request, string $id)
+    {
+        //
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     */
+    public function destroy(string $id)
+    {
+        //
+    }
+}

app/Http/Controllers/PeminjamanController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Peminjaman;
+use App\Models\Anggota;
+use App\Models\Buku;
+use Illuminate\Http\Request;
+use Inertia\Inertia;
+
+class PeminjamanController extends Controller
+{
+    public function index()
+    {
+        $peminjamans = Peminjaman::with(['anggota', 'buku'])
+            ->latest()
+            ->paginate(10);
+
+        return Inertia::render('Peminjaman/Index', [
+            'peminjamans' => $peminjamans,
+        ]);
+    }
+
+    public function create()
+    {
+        return Inertia::render('Peminjaman/Create', [
+            'anggotas' => Anggota::where('status', 'aktif')->get(),
+            'bukus'    => Buku::where('stok_tersedia', '>', 0)->get(),
+        ]);
+    }
+
+    public function store(Request $request)
+    {
+        $validated = $request->validate([
+            'anggota_id'               => 'required|exists:anggotas,id',
+            'buku_id'                  => 'required|exists:bukus,id',
+            'tanggal_pinjam'           => 'required|date',
+            'tanggal_kembali_rencana'  => 'required|date|after:tanggal_pinjam',
+            'catatan'                  => 'nullable|string',
+        ]);
+
+        $buku = Buku::findOrFail($validated['buku_id']);
+
+        if ($buku->stok_tersedia <= 0) {
+            return back()->withErrors(['buku_id' => 'Stok buku tidak tersedia.']);
+        }
+
+        $buku->decrement('stok_tersedia');
+        Peminjaman::create($validated);
+
+        return redirect()->route('peminjaman.index')->with('success', 'Peminjaman berhasil dicatat!');
+    }
+
+    public function show(Peminjaman $peminjaman)
+    {
+        return Inertia::render('Peminjaman/Show', [
+            'peminjaman' => $peminjaman->load('anggota', 'buku'),
+        ]);
+    }
+
+    public function kembalikan(Request $request, Peminjaman $peminjaman)
+    {
+        $tanggalKembali = $request->tanggal_kembali_aktual ?? now()->toDateString();
+        $denda = 0;
+
+        if ($tanggalKembali > $peminjaman->tanggal_kembali_rencana->toDateString()) {
+            $selisih = \Carbon\Carbon::parse($tanggalKembali)
+                ->diffInDays($peminjaman->tanggal_kembali_rencana);
+            $denda = $selisih * 1000; // Rp 1.000 per hari
+        }
+
+        $peminjaman->update([
+            'tanggal_kembali_aktual' => $tanggalKembali,
+            'status'                 => 'dikembalikan',
+            'denda'                  => $denda,
+        ]);
+
+        $peminjaman->buku->increment('stok_tersedia');
+
+        return redirect()->route('peminjaman.index')->with('success', 'Buku berhasil dikembalikan!');
+    }
+
+    public function destroy(Peminjaman $peminjaman)
+    {
+        $peminjaman->delete();
+        return redirect()->route('peminjaman.index')->with('success', 'Data peminjaman dihapus!');
+    }
+}