<?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!');
    }
}