Kasir/app/Http/Controllers/ProdukController.php

<?php

namespace App\Http\Controllers;

use App\Models\Produk;
use App\Models\Foto;
use App\Models\FotoSementara;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Facades\DB;

class ProdukController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index()
    {
        return response()->json(
            Produk::withCount('items')->with('foto', 'kategori')->get()
        );
    }

    /**
     * Store a newly created resource in storage.
     */
    public function store(Request $request)
    {
        $validated = $request->validate([
            'nama' => 'required|string|max:100',
            'id_kategori' => 'required|exists:kategoris,id',
            'berat' => 'required|numeric',
            'kadar' => 'required|integer',
            'harga_per_gram' => 'required|numeric',
            'harga_jual' => 'required|numeric',
            'id_user' => 'nullable|exists:users,id',
        ], 
        [
            'nama.required' => 'Nama produk harus diisi.',
            'id_kategori' => 'Kategori tidak valid.',
            'berat.required' => 'Berat harus diisi.',
            'kadar.required' => 'Kadar harus diisi',
            'harga_per_gram.required' => 'Harga per gram harus diisi',
            'harga_jual.required' => 'Harga jual harus diisi'
        ]);

        DB::beginTransaction();
        try {
            // Create produk
            $produk = Produk::create([
                'nama' => $validated['nama'],
                'id_kategori' => $validated['id_kategori'],
                'berat' => $validated['berat'],
                'kadar' => $validated['kadar'],
                'harga_per_gram' => $validated['harga_per_gram'],
                'harga_jual' => $validated['harga_jual'],
            ]);

            // Pindahkan foto sementara ke foto permanen jika ada
            if (isset($validated['id_user'])) {
                $fotoSementara = FotoSementara::where('id_user', $validated['id_user'])->get();
                
                foreach ($fotoSementara as $fs) {
                    Foto::create([
                        'id_produk' => $produk->id,
                        'url' => $fs->url
                    ]);
                    
                    // Hapus foto sementara setelah dipindah
                    $fs->delete();
                }
            }

            DB::commit();

            return response()->json([
                'message' => 'Produk berhasil dibuat',
                'data' => $produk->load('foto')
            ], 201);

        } catch (\Exception $e) {
            DB::rollback();
            return response()->json([
                'message' => 'Gagal membuat produk',
                'error' => $e->getMessage()
            ], 500);
        }
    }

    /**
     * Display the specified resource.
     */
    public function show(int $id)
    {
        $produk = Produk::with('foto', 'items', 'kategori')->findOrFail($id);
        return response()->json($produk);
    }

    /**
     * Update the specified resource in storage.
     */
    public function update(Request $request, int $id)
    {
        $validated = $request->validate([
            'nama' => 'required|string|max:100',
            'id_kategori' => 'required|exists:kategoris,id',
            'berat' => 'required|numeric',
            'kadar' => 'required|integer',
            'harga_per_gram' => 'required|numeric',
            'harga_jual' => 'required|numeric',
            'id_user' => 'nullable|exists:users,id', // untuk mengambil foto sementara baru
            'hapus_foto_lama' => 'nullable|boolean', // flag untuk menghapus foto lama
        ], 
        [
            'nama.required' => 'Nama produk harus diisi.',
            'id_kategori' => 'Kategori tidak valid.',
            'berat.required' => 'Berat harus diisi.',
            'kadar.required' => 'Kadar harus diisi',
            'harga_per_gram.required' => 'Harga per gram harus diisi',
            'harga_jual.required' => 'Harga jual harus diisi'
        ]);

        DB::beginTransaction();
        try {
            $produk = Produk::findOrFail($id);
            
            // Update data produk
            $produk->update([
                'nama' => $validated['nama'],
                'kategori' => $validated['kategori'],
                'berat' => $validated['berat'],
                'kadar' => $validated['kadar'],
                'harga_per_gram' => $validated['harga_per_gram'],
                'harga_jual' => $validated['harga_jual'],
            ]);

            // Hapus foto lama jika diminta
            if (isset($validated['hapus_foto_lama']) && $validated['hapus_foto_lama']) {
                foreach ($produk->foto as $foto) {
                    // Hapus file fisik
                    $relativePath = str_replace(asset('storage') . '/', '', $foto->url);
                    if (Storage::disk('public')->exists($relativePath)) {
                        Storage::disk('public')->delete($relativePath);
                    }
                    $foto->delete();
                }
            }

            // Tambahkan foto baru dari foto sementara jika ada
            if (isset($validated['id_user'])) {
                $fotoSementara = FotoSementara::where('id_user', $validated['id_user'])->get();
                
                foreach ($fotoSementara as $fs) {
                    Foto::create([
                        'id_produk' => $produk->id,
                        'url' => $fs->url
                    ]);
                    
                    // Hapus foto sementara setelah dipindah
                    $fs->delete();
                }
            }

            DB::commit();

            return response()->json([
                'message' => 'Produk berhasil diubah',
                'data' => $produk->load('foto')
            ], 200);

        } catch (\Exception $e) {
            DB::rollback();
            return response()->json([
                'message' => 'Gagal mengubah produk',
                'error' => $e->getMessage()
            ], 500);
        }
    }

    /**
     * Remove the specified resource from storage.
     */
    public function destroy(int $id)
    {
        DB::beginTransaction();
        try {
            $produk = Produk::findOrFail($id);

            // Hapus file foto dari storage
            foreach ($produk->foto as $foto) {
                $relativePath = str_replace(asset('storage') . '/', '', $foto->url);
                if (Storage::disk('public')->exists($relativePath)) {
                    Storage::disk('public')->delete($relativePath);
                }
                $foto->delete();
            }

            // Hapus produk (soft delete)
            $produk->delete();

            DB::commit();

            return response()->json([
                'message' => 'Produk berhasil dihapus.'
            ], 200);

        } catch (\Exception $e) {
            DB::rollback();
            return response()->json([
                'message' => 'Gagal menghapus produk',
                'error' => $e->getMessage()
            ], 500);
        }
    }
}