<?php

namespace App\Http\Controllers;

use App\Models\Kamera;
use App\Models\Lensa;
use App\Models\Penyewaan;
use App\Services\InventoryStockService;
use Illuminate\Http\Request;
use Illuminate\Http\RedirectResponse;
use Illuminate\Support\Carbon;

class PenyewaanController extends Controller
{
    private const MAX_UPLOAD_FILE_KB = 2048;

    public function indexKamera()
    {
        $kameras = Kamera::orderBy('merek', 'asc')->orderBy('nama', 'asc')->get();
        $lensas = Lensa::orderBy('merek', 'asc')->orderBy('nama', 'asc')->get();
        return view('sewa.kamera_index', compact('kameras', 'lensas'));
    }

    public function createKamera(Kamera $kamera)
    {
        return view('sewa.kamera_form', compact('kamera'));
    }

    public function storeKamera(Request $request, Kamera $kamera): RedirectResponse
    {
        $today = now()->timezone(config('app.timezone'))->toDateString();

        $validated = $request->validate([
            'nama_penyewa' => ['required', 'string', 'max:100'],
            'email' => ['required', 'email'],
            'telepon' => ['required', 'string', 'max:30'],
            'no_wa' => ['required', 'string', 'max:30'],
            'alamat_ktp' => ['required', 'string', 'max:500'],
            'alamat_tinggal' => ['required', 'string', 'max:500'],
            'instagram' => ['nullable', 'string', 'max:100'],
            'jaminan' => ['required', 'string', 'max:255'],
            'foto_jaminan' => ['required', 'image', 'mimes:jpg,jpeg,png', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'foto_diri' => ['required', 'image', 'mimes:jpg,jpeg,png', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'member_level' => ['required', 'in:tanpa_member,bronze,silver,gold'],
            'qty' => ['required', 'integer', 'min:1', 'max:'.Kamera::DEFAULT_STOCK],
            'tanggal_mulai' => ['required', 'date', 'after_or_equal:'.$today],
            'tanggal_selesai' => ['required', 'date', 'after_or_equal:tanggal_mulai'],
            'jam_sewa' => ['required', 'date_format:H:i'],
            'jam_kembali' => ['required', 'date_format:H:i'],
            'metode_pembayaran' => ['required', 'in:qris,transfer_bca'],
            'bukti_pembayaran' => ['required', 'file', 'mimes:jpg,jpeg,png,pdf', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'catatan' => ['nullable', 'string', 'max:500'],
        ]);
        $user = $request->user();

        $durasiHari = Carbon::parse($validated['tanggal_mulai'])->diffInDays(Carbon::parse($validated['tanggal_selesai'])) + 1;
        $memberDiskon = [
            'tanpa_member' => 0.00,
            'bronze' => 0.05,
            'silver' => 0.10,
            'gold' => 0.15,
        ];
        $subTotal = $kamera->harga_sewa * $validated['qty'] * $durasiHari;
        $diskon = (int) round($subTotal * ($memberDiskon[$validated['member_level']] ?? 0));
        $totalHarga = max($subTotal - $diskon, 0);

        $buktiPembayaranPath = $request->file('bukti_pembayaran')->store('bukti-pembayaran', 'public');
        $fotoJaminanPath = $request->file('foto_jaminan')->store('foto-jaminan', 'public');
        $fotoDiriPath = $request->file('foto_diri')->store('foto-diri', 'public');

        if ($user) {
            $user->update([
                'member_level' => $validated['member_level'],
            ]);
        }

        InventoryStockService::transaction(function () use (
            $validated,
            $user,
            $kamera,
            $fotoJaminanPath,
            $fotoDiriPath,
            $durasiHari,
            $totalHarga,
            $buktiPembayaranPath
        ): void {
            InventoryStockService::reserveKamera($kamera, (int) $validated['qty']);

            Penyewaan::create([
                'user_id' => $user?->id,
                'nama_penyewa' => $validated['nama_penyewa'],
                'email' => $validated['email'],
                'telepon' => $validated['telepon'],
                'no_wa' => $validated['no_wa'],
                'alamat_ktp' => $validated['alamat_ktp'],
                'alamat_tinggal' => $validated['alamat_tinggal'],
                'instagram' => $validated['instagram'] ?? null,
                'jaminan' => $validated['jaminan'],
                'foto_jaminan_path' => $fotoJaminanPath,
                'foto_diri_path' => $fotoDiriPath,
                'jenis_sewa' => 'kamera',
                'member_level' => $validated['member_level'],
                'kamera_id' => $kamera->id,
                'lensa_id' => null,
                'qty' => $validated['qty'],
                'tanggal_mulai' => $validated['tanggal_mulai'],
                'jam_sewa' => $validated['jam_sewa'],
                'tanggal_selesai' => $validated['tanggal_selesai'],
                'jam_kembali' => $validated['jam_kembali'],
                'durasi_hari' => $durasiHari,
                'total_harga' => $totalHarga,
                'metode_pembayaran' => $validated['metode_pembayaran'],
                'bukti_pembayaran_path' => $buktiPembayaranPath,
                'catatan' => $validated['catatan'] ?? null,
                'status' => 'menunggu',
            ]);
        });

        return redirect()->route('sewa.kamera.index')->with('status', 'Penyewaan kamera berhasil diajukan.');
    }

    public function createLensa(Lensa $lensa)
    {
        return view('sewa.lensa_form', compact('lensa'));
    }

    public function storeLensa(Request $request, Lensa $lensa): RedirectResponse
    {
        $today = now()->timezone(config('app.timezone'))->toDateString();

        $validated = $request->validate([
            'nama_penyewa' => ['required', 'string', 'max:100'],
            'email' => ['required', 'email'],
            'telepon' => ['required', 'string', 'max:30'],
            'no_wa' => ['required', 'string', 'max:30'],
            'alamat_ktp' => ['required', 'string', 'max:500'],
            'alamat_tinggal' => ['required', 'string', 'max:500'],
            'instagram' => ['nullable', 'string', 'max:100'],
            'jaminan' => ['required', 'string', 'max:255'],
            'foto_jaminan' => ['required', 'image', 'mimes:jpg,jpeg,png', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'foto_diri' => ['required', 'image', 'mimes:jpg,jpeg,png', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'member_level' => ['required', 'in:tanpa_member,bronze,silver,gold'],
            'qty' => ['required', 'integer', 'min:1', 'max:'.Lensa::DEFAULT_STOCK],
            'tanggal_mulai' => ['required', 'date', 'after_or_equal:'.$today],
            'tanggal_selesai' => ['required', 'date', 'after_or_equal:tanggal_mulai'],
            'jam_sewa' => ['required', 'date_format:H:i'],
            'jam_kembali' => ['required', 'date_format:H:i'],
            'metode_pembayaran' => ['required', 'in:qris,transfer_bca'],
            'bukti_pembayaran' => ['required', 'file', 'mimes:jpg,jpeg,png,pdf', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'catatan' => ['nullable', 'string', 'max:500'],
        ]);
        $user = $request->user();

        $durasiHari = Carbon::parse($validated['tanggal_mulai'])->diffInDays(Carbon::parse($validated['tanggal_selesai'])) + 1;
        $memberDiskon = [
            'tanpa_member' => 0.00,
            'bronze' => 0.05,
            'silver' => 0.10,
            'gold' => 0.15,
        ];
        $subTotal = $lensa->harga_sewa * $validated['qty'] * $durasiHari;
        $diskon = (int) round($subTotal * ($memberDiskon[$validated['member_level']] ?? 0));
        $totalHarga = max($subTotal - $diskon, 0);

        $buktiPembayaranPath = $request->file('bukti_pembayaran')->store('bukti-pembayaran', 'public');
        $fotoJaminanPath = $request->file('foto_jaminan')->store('foto-jaminan', 'public');
        $fotoDiriPath = $request->file('foto_diri')->store('foto-diri', 'public');

        if ($user) {
            $user->update([
                'member_level' => $validated['member_level'],
            ]);
        }

        InventoryStockService::transaction(function () use (
            $validated,
            $user,
            $lensa,
            $fotoJaminanPath,
            $fotoDiriPath,
            $durasiHari,
            $totalHarga,
            $buktiPembayaranPath
        ): void {
            InventoryStockService::reserveLensa($lensa, (int) $validated['qty']);

            Penyewaan::create([
                'user_id' => $user?->id,
                'nama_penyewa' => $validated['nama_penyewa'],
                'email' => $validated['email'],
                'telepon' => $validated['telepon'],
                'no_wa' => $validated['no_wa'],
                'alamat_ktp' => $validated['alamat_ktp'],
                'alamat_tinggal' => $validated['alamat_tinggal'],
                'instagram' => $validated['instagram'] ?? null,
                'jaminan' => $validated['jaminan'],
                'foto_jaminan_path' => $fotoJaminanPath,
                'foto_diri_path' => $fotoDiriPath,
                'jenis_sewa' => 'lensa',
                'member_level' => $validated['member_level'],
                'kamera_id' => null,
                'lensa_id' => $lensa->id,
                'qty' => $validated['qty'],
                'tanggal_mulai' => $validated['tanggal_mulai'],
                'jam_sewa' => $validated['jam_sewa'],
                'tanggal_selesai' => $validated['tanggal_selesai'],
                'jam_kembali' => $validated['jam_kembali'],
                'durasi_hari' => $durasiHari,
                'total_harga' => $totalHarga,
                'metode_pembayaran' => $validated['metode_pembayaran'],
                'bukti_pembayaran_path' => $buktiPembayaranPath,
                'catatan' => $validated['catatan'] ?? null,
                'status' => 'menunggu',
            ]);
        });

        return redirect()->route('sewa.kamera.index')->with('status', 'Penyewaan lensa berhasil diajukan.');
    }

    public function createPaket(Request $request)
    {
        $kameras = Kamera::orderBy('merek', 'asc')->orderBy('nama', 'asc')->get();
        $lensas = Lensa::orderBy('merek', 'asc')->orderBy('nama', 'asc')->get();
        $selectedKamera = $request->integer('kamera_id');
        $selectedLensa = $request->integer('lensa_id');

        return view('sewa.paket_form', compact('kameras', 'lensas', 'selectedKamera', 'selectedLensa'));
    }

    public function storePaket(Request $request): RedirectResponse
    {
        $today = now()->timezone(config('app.timezone'))->toDateString();

        $validated = $request->validate([
            'nama_penyewa' => ['required', 'string', 'max:100'],
            'email' => ['required', 'email'],
            'telepon' => ['required', 'string', 'max:30'],
            'no_wa' => ['required', 'string', 'max:30'],
            'alamat_ktp' => ['required', 'string', 'max:500'],
            'alamat_tinggal' => ['required', 'string', 'max:500'],
            'instagram' => ['nullable', 'string', 'max:100'],
            'jaminan' => ['required', 'string', 'max:255'],
            'foto_jaminan' => ['required', 'image', 'mimes:jpg,jpeg,png', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'foto_diri' => ['required', 'image', 'mimes:jpg,jpeg,png', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'member_level' => ['required', 'in:tanpa_member,bronze,silver,gold'],
            'kamera_id' => ['required', 'exists:kameras,id'],
            'lensa_id' => ['required', 'exists:lensas,id'],
            'qty' => ['required', 'integer', 'min:1', 'max:'.min(Kamera::DEFAULT_STOCK, Lensa::DEFAULT_STOCK)],
            'tanggal_mulai' => ['required', 'date', 'after_or_equal:'.$today],
            'tanggal_selesai' => ['required', 'date', 'after_or_equal:tanggal_mulai'],
            'jam_sewa' => ['required', 'date_format:H:i'],
            'jam_kembali' => ['required', 'date_format:H:i'],
            'metode_pembayaran' => ['required', 'in:qris,transfer_bca'],
            'bukti_pembayaran' => ['required', 'file', 'mimes:jpg,jpeg,png,pdf', 'max:'.self::MAX_UPLOAD_FILE_KB],
            'catatan' => ['nullable', 'string', 'max:500'],
        ]);
        $user = $request->user();

        $kamera = Kamera::findOrFail($validated['kamera_id']);
        $lensa = Lensa::findOrFail($validated['lensa_id']);
        $durasiHari = Carbon::parse($validated['tanggal_mulai'])->diffInDays(Carbon::parse($validated['tanggal_selesai'])) + 1;
        $totalHarian = $kamera->harga_sewa + $lensa->harga_sewa;
        $memberDiskon = [
            'tanpa_member' => 0.00,
            'bronze' => 0.05,
            'silver' => 0.10,
            'gold' => 0.15,
        ];
        $subTotal = $totalHarian * $validated['qty'] * $durasiHari;
        $diskon = (int) round($subTotal * ($memberDiskon[$validated['member_level']] ?? 0));
        $totalHarga = max($subTotal - $diskon, 0);

        $buktiPembayaranPath = $request->file('bukti_pembayaran')->store('bukti-pembayaran', 'public');
        $fotoJaminanPath = $request->file('foto_jaminan')->store('foto-jaminan', 'public');
        $fotoDiriPath = $request->file('foto_diri')->store('foto-diri', 'public');

        if ($user) {
            $user->update([
                'member_level' => $validated['member_level'],
            ]);
        }

        InventoryStockService::transaction(function () use (
            $validated,
            $user,
            $kamera,
            $lensa,
            $fotoJaminanPath,
            $fotoDiriPath,
            $durasiHari,
            $totalHarga,
            $buktiPembayaranPath
        ): void {
            InventoryStockService::reservePaket($kamera, $lensa, (int) $validated['qty']);

            Penyewaan::create([
                'user_id' => $user?->id,
                'nama_penyewa' => $validated['nama_penyewa'],
                'email' => $validated['email'],
                'telepon' => $validated['telepon'],
                'no_wa' => $validated['no_wa'],
                'alamat_ktp' => $validated['alamat_ktp'],
                'alamat_tinggal' => $validated['alamat_tinggal'],
                'instagram' => $validated['instagram'] ?? null,
                'jaminan' => $validated['jaminan'],
                'foto_jaminan_path' => $fotoJaminanPath,
                'foto_diri_path' => $fotoDiriPath,
                'jenis_sewa' => 'paket',
                'member_level' => $validated['member_level'],
                'kamera_id' => $kamera->id,
                'lensa_id' => $lensa->id,
                'qty' => $validated['qty'],
                'tanggal_mulai' => $validated['tanggal_mulai'],
                'jam_sewa' => $validated['jam_sewa'],
                'tanggal_selesai' => $validated['tanggal_selesai'],
                'jam_kembali' => $validated['jam_kembali'],
                'durasi_hari' => $durasiHari,
                'total_harga' => $totalHarga,
                'metode_pembayaran' => $validated['metode_pembayaran'],
                'bukti_pembayaran_path' => $buktiPembayaranPath,
                'catatan' => $validated['catatan'] ?? null,
                'status' => 'menunggu',
            ]);
        });

        return redirect()->route('sewa.paket.create')->with('status', 'Penyewaan kamera + lensa berhasil diajukan.');
    }
}