<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\Photo;
use App\Models\Booking;
use App\Models\User;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Str;
use ZipArchive;

class PhotoController extends Controller
{
    public function index()
    {
        // Ambil data token dan tanggal pemotretan sesuai customer yang sedang login
        $customer_id = auth()->user()->id; // Ambil customer_id dari user yang login

        // Ambil data booking berdasarkan customer_id, lalu ambil data token untuk masing-masing booking
        $bookings = Booking::where('customer_id', $customer_id)
                            ->with('photos') // Mengambil relasi dengan tabel photos
                            ->get()
                            ->map(function($booking) {
                                // Menggabungkan token dari photos terkait dengan booking
                                $booking->photos = $booking->photos->unique('token'); // Mengambil hanya token yang unik
                                return $booking;
                            });

        return view('customer.photos', compact('bookings'));
    }


    public function verifyToken(Request $request)
    {
        $request->validate([
            'token' => 'required|string|size:10'  // Sesuaikan ukuran token jika perlu
        ]);

        // Cari semua foto berdasarkan token
        $photos = Photo::where('token', $request->token)->get();

        if ($photos->isEmpty()) {
            return redirect()->back()->with('error', 'Token tidak valid atau foto tidak ditemukan.');
        }

        // Kirimkan data foto yang ditemukan ke view
        return view('customer.photos', compact('photos'));
    }


    public function download($token)
    {
        // Cari foto berdasarkan token
        $photo = Photo::where('token', $token)->first();

        // Jika tidak ditemukan, kembalikan error
        if (!$photo) {
            return redirect()->back()->with('error', 'Foto tidak ditemukan atau token salah.');
        }

        // Path file
        $filePath = storage_path('app/public/' . $photo->file_path); 

        // Cek apakah file ada di storage
        if (!file_exists($filePath)) {
            return redirect()->back()->with('error', 'File tidak tersedia.');
        }

        // Download file
        return response()->download($filePath);
    }

    public function create()
    {
        $customers = User::where('role', 'customer')->get();
    
        $photos = Photo::with(['customer', 'booking'])
            ->orderByDesc('created_at')
            ->get();
    
        // Ambil semua booking yang belum memiliki entri di tabel photos
        $bookingsWithPhotoIds = Photo::distinct()->pluck('booking_id')->toArray();
    
        $bookingsWithoutPhotoToken = Booking::whereNotIn('id', $bookingsWithPhotoIds)
            ->with('customer') // pastikan relasi customer() tersedia di model Booking
            ->orderBy('tanggal_pemotretan', 'desc')
            ->get();
    
        return view('user.upload', compact('customers', 'photos', 'bookingsWithoutPhotoToken'));
    }

    public function store(Request $request)
    {
        $request->validate([
            'customer_id' => 'required|exists:users,id',
            'booking_id' => 'required|exists:bookings,id',
            'photos' => 'required|array',
            'photos.*' => 'required|image|mimes:jpg,jpeg,png,gif|max:102400',
        ]);
    
        $customerId = $request->customer_id;
        $bookingId = $request->booking_id;
    
        // Cek apakah token sudah ada untuk booking & customer ini
        $existingToken = Photo::where('customer_id', $customerId)
            ->where('booking_id', $bookingId)
            ->pluck('token')
            ->first();
    
        if (!$existingToken) {
            do {
                $token = Str::random(10);
            } while (Photo::where('token', $token)->exists());
        } else {
            $token = $existingToken;
        }
    
        // Path folder tujuan di server hosting
        $destinationPath = public_path('images/photos');
    
        // Buat folder jika belum ada
        if (!file_exists($destinationPath)) {
            mkdir($destinationPath, 0755, true);
        }
    
        if ($request->hasFile('photos')) {
            foreach ($request->file('photos') as $photo) {
                $filename = time() . '_' . $photo->getClientOriginalName();
                $photo->move($destinationPath, $filename);
    
                // Simpan path relatif untuk diakses lewat browser
                Photo::create([
                    'user_id' => auth()->id(),
                    'customer_id' => $customerId,
                    'booking_id' => $bookingId,
                    'file_path' => 'images/photos/' . $filename,
                    'token' => $token,
                ]);
            }
        } else {
            return redirect()->back()->with('error', 'Tidak ada foto yang diupload.');
        }
    
        return redirect()->back()->with([
            'success' => "Foto berhasil diupload!",
            'token' => $token,
        ]);
    }

    public function downloadAll(Request $request)
    {
        $token = $request->query('token');
    
        $photos = Photo::where('token', $token)->get();
    
        if ($photos->isEmpty()) {
            return redirect()->back()->with('error', 'Token tidak ditemukan atau foto belum tersedia.');
        }
    
        $zipFileName = 'foto_' . $token . '.zip';
        $zipPath = storage_path('app/public/zips/' . $zipFileName);
    
        if (!file_exists(dirname($zipPath))) {
            mkdir(dirname($zipPath), 0755, true);
        }
    
        $zip = new ZipArchive;
    
        if ($zip->open($zipPath, ZipArchive::CREATE | ZipArchive::OVERWRITE) === true) {
            foreach ($photos as $photo) {
                $filePath = public_path($photo->file_path);
                if (file_exists($filePath)) {
                    $zip->addFile($filePath, basename($filePath));
                }
            }
            $zip->close();
    
            return response()->download($zipPath)->deleteFileAfterSend(true);
        } else {
            return redirect()->back()->with('error', 'Gagal membuat file ZIP.');
        }
    }

    
}