@extends('layouts.app', ['title' => 'Checkout & Fulfillment'])

@section('content')
<div class="space-y-8 max-w-6xl mx-auto">
    <div class="border-b border-[#e4e2dd] pb-6">
        <span class="text-xs font-bold text-[#526048] tracking-widest uppercase block mb-1 font-sans">
            Secure Order
        </span>
        <h1 class="font-serif text-3xl sm:text-4xl font-semibold text-[#1b1c19]">Checkout & Fulfillment</h1>
        <p class="text-xs sm:text-sm text-[#444840] mt-1 font-normal">Choose how you wish to receive and pay for your spa formulations.</p>
    </div>

    <form method="POST" action="{{ route('checkout.store') }}" id="checkout-form">
        @csrf

        <div class="grid grid-cols-1 lg:grid-cols-12 gap-8 items-start">
            <!-- Left Column: Fulfillment Options & Details -->
            <div class="lg:col-span-7 space-y-6">

                <!-- 1. Fulfillment Selector (Dual Options) -->
                <div class="bg-white p-8 rounded-3xl border border-[#e4e2dd] shadow-xs space-y-4">
                    <h2 class="font-serif text-xl font-semibold text-[#1b1c19] flex items-center gap-2.5">
                        <span class="w-6 h-6 rounded-full bg-[#526048] text-white text-xs flex items-center justify-center font-sans font-bold">1</span>
                        Pilih Metode Pemesanan
                    </h2>

                    <div class="grid grid-cols-1 sm:grid-cols-2 gap-4">
                        <!-- Option A: Store Pick-up -->
                        <label class="relative border-2 rounded-2xl p-5 cursor-pointer transition-all flex flex-col justify-between"
                            id="label-pickup"
                            onclick="selectFulfillment('pickup')">
                            <div class="flex items-start justify-between">
                                <div class="space-y-1">
                                    <span class="block text-sm font-bold text-[#1b1c19]">Ambil di toko (Store Pick-up)</span>
                                    <span class="block text-xs text-[#526048]">Bayar di lokasi</span>
                                </div>
                                <input type="radio" name="fulfillment_type" value="pickup" id="radio-pickup"
                                    class="w-4 h-4 text-[#526048] focus:ring-[#526048]"
                                    {{ old('fulfillment_type', 'pickup') === 'pickup' ? 'checked' : '' }}
                                    onchange="selectFulfillment('pickup')">
                            </div>
                            <div class="mt-4 pt-3 border-t border-[#f0eee9] flex items-center justify-between text-xs">
                                <span class="text-emerald-700 font-bold uppercase tracking-wider text-[10px]">Free Shipping</span>
                                <span class="text-stone-500 font-medium">Rp 0</span>
                            </div>
                        </label>

                        <!-- Option B: Delivery -->
                        <label class="relative border-2 rounded-2xl p-5 cursor-pointer transition-all flex flex-col justify-between"
                            id="label-delivery"
                            onclick="selectFulfillment('delivery')">
                            <div class="flex items-start justify-between">
                                <div class="space-y-1">
                                    <span class="block text-sm font-bold text-[#1b1c19]">Antar ke alamat anda (Delivery)</span>
                                    <span class="block text-xs text-[#526048]">Pengiriman ke seluruh Indonesia dengan tarif <strong>berdasarkan provinsi tujuan dan berat pesanan.</strong></span>
                                </div>
                                <input type="radio" name="fulfillment_type" value="delivery" id="radio-delivery"
                                    class="w-4 h-4 text-[#526048] focus:ring-[#526048]"
                                    {{ old('fulfillment_type') === 'delivery' ? 'checked' : '' }}
                                    onchange="selectFulfillment('delivery')">
                            </div>
                            <div class="mt-4 pt-3 border-t border-[#f0eee9] flex items-center justify-between text-xs">
                                <!-- <span class="text-[#526048] font-bold uppercase tracking-wider text-[10px]">Zone Rate x Kg</span> -->
                                <span class="text-[#526048] font-bold uppercase tracking-wider text-[10px]">Tarif Pengiriman = Tarif Provinsi × Total Berat (kg)</span>

                            </div>
                        </label>
                    </div>
                </div>

                <!-- 2A. In-Store Pickup Details Section -->
                <div id="section-pickup" class="bg-[#f5f3ee] p-8 rounded-3xl border border-[#e4e2dd] space-y-4">
                    <div class="flex items-start gap-3.5">
                        <div class="w-10 h-10 rounded-full bg-[#526048] text-white flex items-center justify-center shrink-0 shadow-xs">
                            <span class="material-symbols-outlined text-xl">storefront</span>
                        </div>
                        <div class="space-y-2">
                            <h3 class="font-sans text-xl font-semibold text-[#1b1c19]">Store Location & Instructions</h3>
                            <p class="text-xs text-[#444840] leading-relaxed">
                                <strong>Lalita Bloom Beauty Store</strong><br>
                                APHM Cilinaya Mataram Mall, Toko A16<br>
                                Jl. Panca Usaha, Mataram - NTB<br>
                                <em>Operating Hours: Daily 09:00 - 20:00 WITA</em>
                            </p>
                            <p class="text-xs text-[#526048] pt-1">
                                ✓ Anda akan langsung menerima <strong>Kode Verifikasi</strong>. Tunjukkan kode tersebut dan lakukan pembayaran transaksi di Lalita Bloom store saat mengambil pesanan.

                            </p>
                        </div>
                    </div>
                </div>

                <!-- 2B. Delivery Shipping Details Section -->
                <div id="section-delivery" class="bg-white p-8 rounded-3xl border border-[#e4e2dd] shadow-xs space-y-6 hidden">
                    <h2 class="font-serif text-xl font-semibold text-[#1b1c19] flex items-center gap-2.5">
                        <span class="w-6 h-6 rounded-full bg-[#526048] text-white text-xs flex items-center justify-center font-sans font-bold">2</span>
                         Alamat Pengiriman
                    </h2>

                    <!-- Saved Address Selector if available -->
                    @if ($addresses->count() > 0)
                        <div class="p-4 rounded-2xl bg-[#fbf9f4] border border-[#e4e2dd] space-y-2">
                            <span class="text-xs font-bold text-[#526048] uppercase tracking-wider block">Gunakan alamat tersimpan:</span>
                            <div class="grid grid-cols-1 sm:grid-cols-2 gap-2">
                                @foreach ($addresses as $addr)
                                    <button type="button" onclick="fillAddress({{ json_encode($addr) }})" class="text-left p-3 rounded-xl border border-[#c5c8bd] bg-white hover:border-[#526048] transition-colors text-xs space-y-0.5">
                                        <strong class="text-[#1b1c19] block truncate">{{ $addr->recipient_name }}</strong>
                                        <span class="text-[#75786f] block truncate">{{ $addr->province }} • {{ $addr->city }}</span>
                                    </button>
                                @endforeach
                            </div>
                        </div>
                    @endif

                    <div class="space-y-4">
                        <!-- Shipping Zone Selector -->
                        <div>
                            <label for="shipping_zone_id" class="block text-xs font-bold text-[#444840] uppercase tracking-wider mb-1.5 font-sans">
                                Pilih provinsi anda (pengiriman akan dari lombok)<span class="text-rose-600">*</span>
                            </label>
                            <select id="shipping_zone_id" name="shipping_zone_id" onchange="updateShippingRate()" class="w-full py-3 px-4 rounded-xl border border-[#c5c8bd] bg-[#fbf9f4] text-xs text-[#1b1c19] focus:ring-2 focus:ring-[#526048] focus:outline-none">
                                <option value="" data-rate="0">-- Pilih Provinsi --</option>
                                @foreach ($shippingZones as $zone)
                                    <option value="{{ $zone->id }}" data-rate="{{ $zone->rate_per_kg }}" {{ old('shipping_zone_id', $defaultAddress?->province === $zone->province_name ? $zone->id : '') == $zone->id ? 'selected' : '' }}>
                                        {{ $zone->province_name }} (Rp {{ number_format($zone->rate_per_kg, 0, ',', '.') }} / kg • {{ $zone->estimated_days }})
                                    </option>
                                @endforeach
                            </select>
                            @error('shipping_zone_id') <p class="text-xs text-rose-600 mt-1">{{ $message }}</p> @enderror
                        </div>

                        <div class="grid grid-cols-1 sm:grid-cols-2 gap-4">
                            <div>
                                <label for="recipient_name" class="block text-xs font-bold text-[#444840] uppercase tracking-wider mb-1.5 font-sans">
                                    Nama penerima <span class="text-rose-600">*</span>
                                </label>
                                <input id="recipient_name" type="text" name="recipient_name" value="{{ old('recipient_name', $defaultAddress?->recipient_name ?? auth()->user()->name) }}" class="w-full px-4 py-3 rounded-xl border border-[#c5c8bd] bg-[#fbf9f4] text-xs text-[#1b1c19] focus:ring-2 focus:ring-[#526048] focus:outline-none">
                                @error('recipient_name') <p class="text-xs text-rose-600 mt-1">{{ $message }}</p> @enderror
                            </div>

                            <div>
                                <label for="phone_number" class="block text-xs font-bold text-[#444840] uppercase tracking-wider mb-1.5 font-sans">
                                    No telpon  <span class="text-rose-600">*</span>
                                </label>
                                <input id="phone_number" type="tel" name="phone_number" value="{{ old('phone_number', $defaultAddress?->phone_number ?? auth()->user()->phone_number) }}" class="w-full px-4 py-3 rounded-xl border border-[#c5c8bd] bg-[#fbf9f4] text-xs text-[#1b1c19] focus:ring-2 focus:ring-[#526048] focus:outline-none">
                                @error('phone_number') <p class="text-xs text-rose-600 mt-1">{{ $message }}</p> @enderror
                            </div>
                        </div>

                        <div class="grid grid-cols-1 sm:grid-cols-2 gap-4">
                            <div>
                                <label for="city" class="block text-xs font-bold text-[#444840] uppercase tracking-wider mb-1.5 font-sans">
                                    Kota <span class="text-rose-600">*</span>
                                </label>
                                <input id="city" type="text" name="city" value="{{ old('city', $defaultAddress?->city) }}" class="w-full px-4 py-3 rounded-xl border border-[#c5c8bd] bg-[#fbf9f4] text-xs text-[#1b1c19] focus:ring-2 focus:ring-[#526048] focus:outline-none">
                                @error('city') <p class="text-xs text-rose-600 mt-1">{{ $message }}</p> @enderror
                            </div>

                            <div>
                                <label for="postal_code" class="block text-xs font-bold text-[#444840] uppercase tracking-wider mb-1.5 font-sans">
                                    Kode pos <span class="text-rose-600">*</span>
                                </label>
                                <input id="postal_code" type="text" name="postal_code" value="{{ old('postal_code', $defaultAddress?->postal_code) }}" class="w-full px-4 py-3 rounded-xl border border-[#c5c8bd] bg-[#fbf9f4] text-xs text-[#1b1c19] focus:ring-2 focus:ring-[#526048] focus:outline-none">
                                @error('postal_code') <p class="text-xs text-rose-600 mt-1">{{ $message }}</p> @enderror
                            </div>
                        </div>

                        <div>
                            <label for="full_address" class="block text-xs font-bold text-[#444840] uppercase tracking-wider mb-1.5 font-sans">
                                Alamat  <span class="text-rose-600">*</span>
                            </label>
                            <textarea id="full_address" name="full_address" rows="3" class="w-full px-4 py-3 rounded-xl border border-[#c5c8bd] bg-[#fbf9f4] text-xs text-[#1b1c19] focus:ring-2 focus:ring-[#526048] focus:outline-none">{{ old('full_address', $defaultAddress?->full_address) }}</textarea>
                            @error('full_address') <p class="text-xs text-rose-600 mt-1">{{ $message }}</p> @enderror
                        </div>

                        <label class="flex items-center gap-2.5 cursor-pointer pt-1">
                            <input type="checkbox" name="save_address" value="1" class="w-4 h-4 text-[#526048] rounded border-[#c5c8bd] focus:ring-[#526048]">
                            <span class="text-xs text-[#444840]">Simpan alamat ini </span>
                        </label>
                    </div>
                </div>

                <!-- 3. Notes / Special Request -->
                <div class="bg-white p-8 rounded-3xl border border-[#e4e2dd] shadow-xs space-y-2">
                    <label for="notes" class="block text-xs font-bold text-[#444840] uppercase tracking-wider font-sans">
                        Catatan Pengiriman
                    </label>
                    <textarea id="notes" name="notes" rows="2" placeholder="cth. Pagar warna hitam atau taruh paket ke pos satpam"
                        class="w-full px-4 py-3 rounded-xl border border-[#c5c8bd] bg-[#fbf9f4] text-xs text-[#1b1c19] focus:ring-2 focus:ring-[#526048] focus:outline-none">{{ old('notes') }}</textarea>
                </div>
            </div>

            <!-- Right Column: Order Items Summary & Total -->
            <div class="lg:col-span-5 bg-white p-8 rounded-3xl border border-[#e4e2dd] shadow-xs space-y-6 lg:sticky lg:top-28">
                <h2 class="font-serif text-2xl font-semibold text-[#1b1c19] border-b border-[#f0eee9] pb-4">
                    Review Pesanan Anda
                </h2>

                <!-- Items mini list -->
                <div class="divide-y divide-[#f0eee9] max-h-64 overflow-y-auto pr-1">
                    @foreach ($items as $item)
                        <div class="py-3 first:pt-0 last:pb-0 flex items-center justify-between gap-3 text-xs">
                            <div class="flex items-center gap-3 min-w-0">
                                <div class="w-12 h-12 rounded-xl overflow-hidden shrink-0 bg-[#f5f3ee] border border-[#e4e2dd]">
                                    @if (!empty($item->image_path))
                                        <img src="{{ asset('storage/' . $item->image_path) }}" alt="{{ $item->name }}" class="w-full h-full object-cover">
                                    @else
                                        <img src="https://lh3.googleusercontent.com/aida-public/AB6AXuBKGnzCHxor7uJcCQ21xolADD2qWBSpPrYaoFXdO_JqDlgZXg-P97Ku4NLjnE3c0gqY0Gr23BIBPO1Q1cVDxWX45-O9SiNWwLPN31lKvegEyMIifLysmLgqdVm3joRfBI5eln49n3B_BDcgRzUt_VZ3N4NXEjruQ9WrMsEic2-xjhXtlfpr73ICKr2notvWIH6zp5J5loAI8JB8DBecn2n8Z5G7WPwkjNreTzXwBn_ENr6S9ZFxgOLSNg" alt="{{ $item->name }}" class="w-full h-full object-cover">
                                    @endif
                                </div>
                                <div class="space-y-0.5 min-w-0">
                                    <span class="font-semibold text-[#1b1c19] block truncate">{{ $item->name }}</span>
                                    <span class="text-[#75786f] block">{{ $item->quantity }}x @ Rp {{ number_format($item->price, 0, ',', '.') }} ({{ $item->weight_grams }}g)</span>
                                </div>
                            </div>
                            <span class="font-serif text-sm font-bold text-[#1b1c19] shrink-0">Rp {{ number_format($item->subtotal, 0, ',', '.') }}</span>
                        </div>
                    @endforeach
                </div>

                <!-- Calculation breakdown -->
                @php
                    $weightKg = max(1, (int) ceil($totalWeight / 1000));
                @endphp
                <div class="pt-4 border-t border-[#f0eee9] space-y-3 text-xs text-[#444840]">
                    <div class="flex items-center justify-between">
                        <span>Total Items ({{ $totalQty }} items)</span>
                        <strong class="text-[#1b1c19] font-semibold" id="display-subtotal">Rp {{ number_format($totalPrice, 0, ',', '.') }}</strong>
                    </div>

                    <div class="flex items-center justify-between">
                        <span>Total Berat</span>
                        <span class="text-[#1b1c19] font-medium">{{ $totalWeight }}g ({{ $weightKg }} kg rounded)</span>
                    </div>

                    <div class="flex items-center justify-between">
                        <span>Biaya Pengiriman</span>
                        <strong class="text-[#1b1c19]" id="display-shipping">Rp 0</strong>
                    </div>

                    <div class="flex items-center justify-between">
                        <span>Metode Pembayaran</span>
                        <span class="text-[#526048] font-bold" id="display-payment-method">Cash / EDC on Pick-up</span>
                    </div>
                </div>

                <div class="pt-4 border-t border-[#e4e2dd]">
                    <div class="flex items-baseline justify-between mb-6">
                        <span class="text-xs font-bold uppercase tracking-wider text-[#75786f]">Grand Total</span>
                        <span class="font-serif text-3xl font-bold text-[#526048]" id="display-grand-total">Rp {{ number_format($totalPrice, 0, ',', '.') }}</span>
                    </div>

                    <button type="submit" class="w-full py-4 px-6 rounded-full bg-[#526048] hover:bg-[#6a795f] text-white text-xs font-bold tracking-widest uppercase transition-all duration-300 shadow-xs flex items-center justify-center gap-2 transform hover:scale-[1.01]">
                        <span>Konfirmasi Pesanan</span>
                        <span class="material-symbols-outlined text-sm">arrow_forward</span>
                    </button>

                    <p class="text-[11px] text-center text-[#75786f] mt-3">
                        ✓ Secure transaction. Instant order receipt & code.
                    </p>
                </div>
            </div>
        </div>
    </form>
</div>

<script>
    const subtotal = {{ $totalPrice }};
    const totalWeightKg = {{ $weightKg }};

    function formatRupiah(number) {
        return 'Rp ' + number.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ".");
    }

    function selectFulfillment(type) {
        const radioPickup = document.getElementById('radio-pickup');
        const radioDelivery = document.getElementById('radio-delivery');
        const labelPickup = document.getElementById('label-pickup');
        const labelDelivery = document.getElementById('label-delivery');
        const secPickup = document.getElementById('section-pickup');
        const secDelivery = document.getElementById('section-delivery');
        const displayPayment = document.getElementById('display-payment-method');

        if (type === 'pickup') {
            radioPickup.checked = true;
            labelPickup.classList.add('border-[#526048]', 'bg-[#f5f3ee]');
            labelPickup.classList.remove('border-[#e4e2dd]', 'bg-white');
            labelDelivery.classList.add('border-[#e4e2dd]', 'bg-white');
            labelDelivery.classList.remove('border-[#526048]', 'bg-[#f5f3ee]');

            secPickup.classList.remove('hidden');
            secDelivery.classList.add('hidden');

            document.getElementById('display-shipping').innerText = 'Rp 0 (Free Pickup)';
            document.getElementById('display-grand-total').innerText = formatRupiah(subtotal);
            displayPayment.innerText = 'Pay at Store (Cash/EDC)';
        } else {
            radioDelivery.checked = true;
            labelDelivery.classList.add('border-[#526048]', 'bg-[#f5f3ee]');
            labelDelivery.classList.remove('border-[#e4e2dd]', 'bg-white');
            labelPickup.classList.add('border-[#e4e2dd]', 'bg-white');
            labelPickup.classList.remove('border-[#526048]', 'bg-[#f5f3ee]');

            secPickup.classList.add('hidden');
            secDelivery.classList.remove('hidden');

            displayPayment.innerText = 'Online Payment via midtrans';
            updateShippingRate();
        }
    }

    function updateShippingRate() {
        const select = document.getElementById('shipping_zone_id');
        const selectedOption = select.options[select.selectedIndex];
        const ratePerKg = parseInt(selectedOption.getAttribute('data-rate')) || 0;

        const shippingCost = ratePerKg * totalWeightKg;
        const grandTotal = subtotal + shippingCost;

        document.getElementById('display-shipping').innerText = formatRupiah(shippingCost);
        document.getElementById('display-grand-total').innerText = formatRupiah(grandTotal);
    }

    function fillAddress(addr) {
        document.getElementById('recipient_name').value = addr.recipient_name;
        document.getElementById('phone_number').value = addr.phone_number;
        document.getElementById('city').value = addr.city;
        document.getElementById('postal_code').value = addr.postal_code;
        document.getElementById('full_address').value = addr.full_address;

        const select = document.getElementById('shipping_zone_id');
        for (let i = 0; i < select.options.length; i++) {
            if (select.options[i].text.includes(addr.province)) {
                select.selectedIndex = i;
                break;
            }
        }
        updateShippingRate();
    }

    document.addEventListener('DOMContentLoaded', () => {
        const initialFulfillment = document.querySelector('input[name="fulfillment_type"]:checked')?.value || 'pickup';
        selectFulfillment(initialFulfillment);
    });
</script>
@endsection