@extends('layouts.guest-landing') {{-- Use public layout --}}

@section('title', 'Your Shopping Cart')

@section('content')
    {{-- Alpine component for status check --}}
    <div x-data="{
        checkingStatus: false,
        statusMessages: [],
        hasAmazonItems: {{ $hasAmazonItemsToCheck ? 'true' : 'false' }}
    }" x-init="() => {
        // Automatically trigger check on load IF there are Amazon items
        if (hasAmazonItems) {
            console.log('Auto-checking Amazon status on page load...'); // Debug message
            checkingStatus = true; // Show loading indicator
            statusMessages = []; // Clear previous messages
    
            fetch('{{ route('cart.check_status') }}', {
                    method: 'POST',
                    headers: {
                        'X-CSRF-TOKEN': document.querySelector('meta[name=csrf-token]').content,
                        'Accept': 'application/json',
                        'X-Requested-With': 'XMLHttpRequest'
                    }
                })
                .then(res => {
                    if (!res.ok) {
                        // Try to parse error JSON, fallback to status text
                        return res.json().catch(() => null).then(errData => {
                            throw new Error(errData?.messages?.[0]?.message || `Network response was not ok (${res.status})`);
                        });
                    }
                    return res.json();
                })
                .then(data => {
                    statusMessages = data.messages || []; // Display messages
                    if (statusMessages.length === 0 && checkingStatus) { // Only add default if still in checking state
                        statusMessages.push({ type: 'info', message: 'Status check complete. No changes detected.' });
                    }
                    // Reload if the cart was modified by the check
                    if (data.cart_modified) {
                        // Add a specific message about reloading
                        statusMessages.push({ type: 'info', message: 'Cart updated based on latest status. Reloading page...' });
                        setTimeout(() => {
                            window.location.reload();
                        }, 2000); // Reload after 2 seconds
                    }
                })
                .catch(error => {
                    console.error('Error auto-checking status:', error);
                    statusMessages = [{ type: 'error', message: error.message || 'Failed to automatically check status. Please try the button.' }];
                })
                .finally(() => {
                    // Only set checkingStatus to false if a reload isn't happening
                    // Otherwise the loading spinner might disappear just before reload
                    setTimeout(() => {
                        if (!statusMessages.some(msg => msg.message.includes('Reloading page...'))) {
                            checkingStatus = false;
                        }
                    }, 500); // Short delay
                });
        } else {
            console.log('No Amazon items found in cart, skipping auto-check.'); // Debug message
        }
    }" {{-- End x-init --}} class="bg-gray-50 dark:bg-gray-900 py-12">
        <div class="max-w-4xl mx-auto px-4 sm:px-6 lg:px-8">

            <h1 class="text-3xl font-bold text-gray-900 dark:text-white mb-4">Your Cart</h1>

            {{-- Display flash messages (Success/Error from redirect) --}}
            <div x-data="{ show: false, type: 'success', message: '' }" x-init="@if (session('success')) show = true; type = 'success'; message = '{{ addslashes(session('success')) }}'; setTimeout(() => show = false, 6000); @endif
            @if (session('error')) show = true; type = 'error'; message = '{{ addslashes(session('error')) }}'; setTimeout(() => show = false, 10000); @endif" class="mb-6">
                <div x-show="show" x-cloak x-transition class="p-4 rounded-md border"
                    :class="{ 'bg-green-50 border-green-300 text-green-800 dark:bg-green-900/50 dark:border-green-700 dark:text-green-200': type === 'success', 'bg-red-50 border-red-300 text-red-800 dark:bg-red-900/50 dark:border-red-700 dark:text-red-200': type === 'error' }">
                    <p class="text-sm whitespace-pre-line" x-text="message"></p> {{-- Use whitespace-pre-line for multi-line errors --}}
                </div>
            </div>

            {{-- Amazon Status Check Area --}}
            <div class="mb-6 text-right">
                <button type="button"
                    @click="
                    console.log('Check Status button Clicked!'); // Debug
                    checkingStatus = true;
                    statusMessages = [];
                    fetch('{{ route('cart.check_status') }}', {
                        method: 'POST',
                        headers: {
                            'X-CSRF-TOKEN': document.querySelector('meta[name=csrf-token]').content,
                            'Accept': 'application/json',
                            'X-Requested-With': 'XMLHttpRequest'
                        }
                    })
                    .then(res => {
                        if (!res.ok) {
                            // Try to parse error JSON, fallback to status text
                            return res.json().catch(() => null).then(errData => {
                                throw new Error(errData?.messages?.[0]?.message || `Network response was not ok (${res.status})`);
                            });
                        }
                        return res.json();
                    })
                    .then(data => {
                        statusMessages = data.messages || [];
                        if (statusMessages.length === 0) {
                            statusMessages.push({ type: 'info', message: 'Could not retrieve status or no applicable items found.' });
                        }
                        if (data.cart_modified) {
                            // Optionally add a small delay before reloading
                            setTimeout(() => {
                                 window.location.reload();
                            }, 1500); // Reload after 1.5 seconds to allow user to briefly see messages
                        }
                    })
                    .catch(error => {
                        console.error('Error checking status:', error);
                        statusMessages = [{ type: 'error', message: error.message || 'Failed to check status. Please try again.' }];
                    })
                    .finally(() => {
                        checkingStatus = false;
                    });
                "
                    :disabled="checkingStatus"
                    class="inline-flex items-center px-4 py-2 border border-gray-300 dark:border-gray-600 shadow-sm text-sm font-medium rounded-md text-gray-700 dark:text-gray-300 bg-white dark:bg-gray-700 hover:bg-gray-50 dark:hover:bg-gray-600 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500 disabled:opacity-50 disabled:cursor-wait">
                    {{-- Loading Spinner --}}
                    <svg x-show="checkingStatus" class="animate-spin -ml-1 mr-2 h-4 w-4" xmlns="http://www.w3.org/2000/svg"
                        fill="none" viewBox="0 0 24 24">
                        <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor"
                            stroke-width="4"></circle>
                        <path class="opacity-75" fill="currentColor"
                            d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z">
                        </path>
                    </svg>
                    {{-- Button Text --}}
                    <span x-text="checkingStatus ? 'Checking...' : 'Check Amazon Product Status'">Check Amazon Product
                        Status</span>
                </button>
            </div>

            {{-- Status Message Display Area --}}
            <div id="cart-status-messages" class="mb-6 space-y-3">
                <template x-for="(msg, index) in statusMessages" :key="index">
                    <div class="p-4 rounded-md border text-sm"
                        :class="{
                            'bg-yellow-50 border-yellow-300 text-yellow-800 dark:bg-yellow-900/50 dark:border-yellow-700 dark:text-yellow-200': msg
                                .type === 'warning',
                            'bg-red-50 border-red-300 text-red-800 dark:bg-red-900/50 dark:border-red-700 dark:text-red-200': msg
                                .type === 'error',
                            'bg-green-50 border-green-300 text-green-800 dark:bg-green-900/50 dark:border-green-700 dark:text-green-200': msg
                                .type === 'success',
                            'bg-blue-50 border-blue-300 text-blue-800 dark:bg-blue-900/50 dark:border-blue-700 dark:text-blue-200': msg
                                .type === 'info' || !msg.type
                        }"
                        x-text="msg.message">
                        {{-- Message content goes here --}}
                    </div>
                </template>
            </div>
            {{-- End Status Check Area --}}


            {{-- Check if cart has items OR the special donation item --}}
            @if ($cartCount > 0 || Cart::has('EXTRA_DONATION'))

                {{-- Loop through each Address Group passed from CartController@show --}}
                @foreach ($cartData as $addressId => $group)
                    <div
                        class="mb-8 bg-white dark:bg-gray-800 border border-gray-200 dark:border-gray-700 rounded-lg shadow-sm overflow-hidden">
                        {{-- Address Header --}}
                        <div class="p-4 bg-gray-50 dark:bg-gray-700 border-b border-gray-200 dark:border-gray-600">
                            <h2 class="text-lg font-semibold text-gray-800 dark:text-gray-100">
                                Shipping To: {{ $group['address_display'] ?? 'Unknown Address' }}
                                @if ($group['address'] && $group['address']->is_default)
                                    <span class="ml-2 text-xs font-medium text-green-700 dark:text-green-400">(Default
                                        Address)</span>
                                @endif
                            </h2>
                            <p class="text-sm text-gray-600 dark:text-gray-300">For Campaign:
                                {{ $group['campaign_title'] ?? 'Unknown Campaign' }}</p>
                        </div>

                        {{-- Items Table for this Address --}}
                        <div class="overflow-x-auto">
                            <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700">
                                <thead class="bg-white dark:bg-gray-800">
                                    <tr>
                                        <th scope="col"
                                            class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider w-2/5">
                                            Product</th>
                                        <th scope="col"
                                            class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
                                            Price</th>
                                        <th scope="col"
                                            class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
                                            Quantity</th>
                                        <th scope="col"
                                            class="px-6 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
                                            Subtotal</th>
                                        <th scope="col" class="relative px-6 py-3"><span class="sr-only">Remove</span>
                                        </th>
                                    </tr>
                                </thead>
                                <tbody class="bg-white dark:bg-gray-800 divide-y divide-gray-200 dark:divide-gray-700">
                                    @foreach ($group['items'] as $item)
                                        <tr>
                                            {{-- Product Cell --}}
                                            <td class="px-6 py-4 align-top">
                                                <div class="flex items-start">
                                                    <div
                                                        class="flex-shrink-0 h-12 w-12 bg-gray-100 dark:bg-gray-700 rounded border border-gray-200 dark:border-gray-600 flex items-center justify-center">
                                                        @if ($item->attributes->image_url)
                                                            <img class="h-10 w-10 object-contain"
                                                                src="{{ $item->attributes->image_url }}"
                                                                alt="{{ $item->name }}">
                                                        @else
                                                            <svg class="h-8 w-8 text-gray-300 dark:text-gray-500"
                                                                xmlns="http://www.w3.org/2000/svg" fill="none"
                                                                viewBox="0 0 24 24" stroke-width="1.5"
                                                                stroke="currentColor">
                                                                <path stroke-linecap="round" stroke-linejoin="round"
                                                                    d="M20 7l-8-4-8 4m16 0l-8 4m8-4v10l-8 4m0-10L4 7m8 4v10M4 7v10l8 4" />
                                                            </svg>
                                                        @endif
                                                    </div>
                                                    <div class="ml-4">
                                                        <div
                                                            class="text-sm font-medium text-gray-900 dark:text-gray-100 break-words">
                                                            {{ $item->name }}</div>
                                                    </div>
                                                </div>
                                            </td>
                                            {{-- Price Cell --}}
                                            <td
                                                class="px-6 py-4 whitespace-nowrap text-sm text-gray-600 dark:text-gray-300 align-top">
                                                ${{ number_format($item->price, 2) }}</td>
                                            {{-- Quantity Cell --}}
                                            <td
                                                class="px-6 py-4 whitespace-nowrap text-sm text-gray-600 dark:text-gray-300 align-top">
                                                {{ $item->quantity }}</td>
                                            {{-- Subtotal Cell --}}
                                            <td
                                                class="px-6 py-4 whitespace-nowrap text-sm text-gray-800 dark:text-gray-100 text-right align-top">
                                                ${{ number_format($item->getPriceSum(), 2) }}</td>
                                            {{-- Remove Action Cell --}}
                                            <td
                                                class="px-6 py-4 whitespace-nowrap text-right text-sm font-medium align-top">
                                                <form action="{{ route('cart.remove', $item->id) }}" method="POST"
                                                    onsubmit="return confirm('Remove item?');">
                                                    @csrf @method('DELETE')
                                                    <button type="submit"
                                                        class="text-red-600 hover:text-red-800 dark:hover:text-red-400 hover:underline"
                                                        title="Remove Item">Remove</button>
                                                </form>
                                            </td>
                                        </tr>
                                    @endforeach
                                </tbody>
                            </table>
                        </div>
                    </div> {{-- End Address Group Block --}}
                @endforeach

                {{-- Display Donation Row Separately if it exists --}}
                @if (Cart::has('EXTRA_DONATION'))
                    @php $donationItem = Cart::get('EXTRA_DONATION'); @endphp
                    <div
                        class="mb-8 bg-white dark:bg-gray-800 border border-gray-200 dark:border-gray-700 rounded-lg shadow-sm overflow-hidden">
                        <div class="p-4 bg-gray-50 dark:bg-gray-700 border-b border-gray-200 dark:border-gray-600">
                            <h2 class="text-lg font-semibold text-gray-800 dark:text-gray-100">Cash Donation</h2>
                        </div>
                        <div class="overflow-x-auto">
                            <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700">
                                <tbody class="bg-white dark:bg-gray-800 divide-y divide-gray-200 dark:divide-gray-700">
                                    <tr>
                                        {{-- Donation Item Cell --}}
                                        <td class="px-6 py-4 w-2/5">
                                            <div class="flex items-center">
                                                <div
                                                    class="flex-shrink-0 h-12 w-12 bg-indigo-100 text-indigo-600 rounded border border-indigo-200 flex items-center justify-center">
                                                    <svg class="h-8 w-8" xmlns="http://www.w3.org/2000/svg" fill="none"
                                                        viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor">
                                                        <path stroke-linecap="round" stroke-linejoin="round"
                                                            d="M21 11.25v8.25a1.5 1.5 0 01-1.5 1.5H5.25a1.5 1.5 0 01-1.5-1.5v-8.25M12 4.875A2.625 2.625 0 109.375 7.5H12m0-2.625V7.5m0-2.625A2.625 2.625 0 1114.625 7.5H12m0 0V21m-8.625-9.75h18c.621 0 1.125-.504 1.125-1.125v-1.5c0-.621-.504-1.125-1.125-1.125h-18c-.621 0-1.125.504-1.125 1.125v1.5c0 .621.504 1.125 1.125 1.125z" />
                                                    </svg>
                                                </div>
                                                <div class="ml-4">
                                                    <div
                                                        class="text-sm font-medium text-gray-900 dark:text-gray-100 break-words">
                                                        {{ $donationItem->name }}</div>
                                                </div>
                                            </div>
                                        </td>
                                        <td
                                            class="px-6 py-4 whitespace-nowrap text-sm text-gray-600 dark:text-gray-300 align-top">
                                            ${{ number_format($donationItem->price, 2) }}</td>
                                        <td
                                            class="px-6 py-4 whitespace-nowrap text-sm text-gray-600 dark:text-gray-300 align-top">
                                            {{ $donationItem->quantity }}</td>
                                        <td
                                            class="px-6 py-4 whitespace-nowrap text-sm text-gray-800 dark:text-gray-100 text-right align-top">
                                            ${{ number_format($donationItem->getPriceSum(), 2) }}</td>
                                        <td class="px-6 py-4 whitespace-nowrap text-right text-sm font-medium align-top">
                                            <form action="{{ route('cart.remove', $donationItem->id) }}" method="POST"
                                                onsubmit="return confirm('Remove donation?');">
                                                @csrf @method('DELETE')
                                                <button type="submit"
                                                    class="text-red-600 hover:text-red-800 dark:hover:text-red-400 hover:underline"
                                                    title="Remove Donation">Remove</button>
                                            </form>
                                        </td>
                                    </tr>
                                </tbody>
                            </table>
                        </div>
                    </div>
                @endif


                {{-- Donation Form & Cart Summary --}}
                <div class="mt-8 grid grid-cols-1 md:grid-cols-3 gap-6 items-start">
                    {{-- Donation Form --}}
                    <div
                        class="md:col-span-1 bg-white dark:bg-gray-800 p-4 rounded-lg shadow-sm border border-gray-200 dark:border-gray-700">
                        <form action="{{ route('cart.add_donation') }}" method="POST" class="space-y-3">
                            @csrf
                            <label for="donation_amount"
                                class="block text-sm font-medium text-gray-700 dark:text-gray-300">Add Extra Donation
                                (Optional)</label>
                            <div class="flex items-center space-x-2">
                                <span class="text-gray-500 dark:text-gray-400">$</span>
                                <input type="number" name="donation_amount" id="donation_amount" min="0"
                                    step="1.00" value="{{ Cart::get('EXTRA_DONATION')->price ?? 0 }}"
                                    placeholder="0.00"
                                    class="block w-full px-3 py-1.5 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm placeholder-gray-400 dark:placeholder-gray-500 focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 sm:text-sm bg-white dark:bg-gray-700 text-gray-900 dark:text-gray-100">
                                <button type="submit"
                                    class="px-3 py-1.5 border border-transparent text-xs font-medium rounded shadow-sm text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500 whitespace-nowrap">
                                    {{ Cart::has('EXTRA_DONATION') ? 'Update' : 'Add' }} Donation
                                </button>
                            </div>
                            @error('donation_amount')
                                <p class="mt-1 text-xs text-red-600">{{ $message }}</p>
                            @enderror
                        </form>
                    </div>

                    {{-- Spacer --}}
                    <div class="hidden md:block"></div>

                    {{-- Cart Summary & Actions --}}
                    <div class="md:col-span-1 text-right space-y-3">
                        <form action="{{ route('cart.clear') }}" method="POST"
                            onsubmit="return confirm('Clear entire cart?');">
                            @csrf @method('DELETE')
                            <button type="submit"
                                class="text-sm text-gray-500 dark:text-gray-400 hover:text-red-600 dark:hover:text-red-400 hover:underline">Clear
                                Entire Cart</button>
                        </form>
                        <div>
                            <p class="text-xl font-semibold text-gray-900 dark:text-white">
                                Grand Total: ${{ number_format($cartTotal, 2) }}
                            </p>
                            {{-- Updated Note Text --}}
                            <div class="text-xs text-gray-500 dark:text-gray-400 mt-3 space-y-1 text-left md:text-right">
                                <p class="font-medium text-gray-600 dark:text-gray-300">Note:</p>
                                <ol class="list-decimal list-inside pl-1">
                                    <li>Orders for the Amazon Products selected would be placed to Amazon via our Amazon
                                        Business partner account.</li>
                                    <li>The products will be shipped by Amazon to our campaign addresses based on
                                        availability.</li>
                                    <li>You shall receive a receipt for the entire amount of donation regardless of product
                                        availability.</li>
                                    <li>Kindly consider making an additional donation with each order you place for us, that
                                        would go a long way in supporting us!</li>
                                </ol>
                            </div>
                        </div>
                        <div class="mt-4">
                            {{-- Link to Payment Page --}}
                            <a href="{{ route('payment.prepare') }}"
                                class="w-full inline-flex items-center justify-center px-6 py-3 border border-transparent text-base font-medium rounded-md shadow-sm text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500
                                  {{ $cartCount <= 0 && !Cart::has('EXTRA_DONATION') ? 'opacity-50 cursor-not-allowed pointer-events-none' : '' }}">
                                Proceed to Payment
                            </a>
                        </div>
                    </div>
                </div>
            @else
                {{-- Empty Cart Message --}}
                <div class="text-center py-16 border border-dashed border-gray-300 dark:border-gray-700 rounded-lg">
                    <svg class="mx-auto h-12 w-12 text-gray-400" xmlns="http://www.w3.org/2000/svg" fill="none"
                        viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor">
                        <path stroke-linecap="round" stroke-linejoin="round"
                            d="M2.25 3h1.386c.51 0 .955.343 1.087.835l.383 1.437M7.5 14.25a3 3 0 00-3 3h15.75m-12.75-3h11.218c1.121-2.3 2.1-4.684 2.924-7.138a60.114 60.114 0 00-16.536-1.84M7.5 14.25L5.106 5.272M6 20.25a.75.75 0 11-1.5 0 .75.75 0 011.5 0zm12.75 0a.75.75 0 11-1.5 0 .75.75 0 011.5 0z" />
                    </svg>
                    <h3 class="mt-2 text-sm font-medium text-gray-900 dark:text-white">Your cart is empty</h3>
                    <p class="mt-1 text-sm text-gray-500 dark:text-gray-400">Browse campaigns to find products.</p>
                    <div class="mt-6">
                        <a href="{{ route('landing') }}"
                            class="inline-flex items-center px-4 py-2 border border-transparent shadow-sm text-sm font-medium rounded-md text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500">
                            &larr; Back to Campaigns
                        </a>
                    </div>
                </div>
            @endif

        </div>
    </div>
@endsection