@extends('layouts.admin')

@section('content')

<div class="container-fluid">

    <!-- Page Header -->
    <div class="admin-page-header mb-4">
        <div>
            <h2><i class="fas fa-calendar-pen me-2" style="color: var(--admin-accent);"></i> Edit Event</h2>
            <small>Update event details, images, or status.</small>
        </div>
        <a href="{{ route('admin.events') }}" class="btn btn-admin-secondary btn-sm">
            <i class="fas fa-arrow-left me-1"></i> Back to Events
        </a>
    </div>

    <!-- Info Box -->
    <div class="admin-info-box">
        <p>Update the event details, change the date/time, add/remove images, or update the status.</p>
        <p class="scripture mb-0">"For where two or three gather in my name, there am I with them." — Matthew 18:20</p>
    </div>

    @include('partials.alerts')

    <div class="admin-form-card">
        <div class="card-header">
            <i class="fas fa-edit me-2"></i> Edit: {{ $event->title }}
        </div>
        <div class="card-body">
            <form method="POST" action="{{ route('admin.events.update', $event) }}" enctype="multipart/form-data" class="admin-form-track">
                @csrf
                @method('PUT')

                <div class="row">

                    <div class="col-md-6 mb-3">
                        <label for="title" class="form-label">Event Title</label>
                        <input type="text" name="title" class="form-control @error('title') is-invalid @enderror" value="{{ old('title', $event->title) }}" placeholder="Example: Easter Service" required>
                        @error('title')
                            <div class="invalid-feedback">{{ $message }}</div>
                        @enderror
                    </div>

                    <div class="col-md-6 mb-3">
                        <label for="guest_speakers" class="form-label">Guest Speakers</label>
                        @php
                            $speakers = is_array(json_decode($event->guest_speakers)) ? implode(', ', json_decode($event->guest_speakers)) : '';
                        @endphp
                        <input type="text" name="guest_speakers" class="form-control @error('guest_speakers') is-invalid @enderror"
                            value="{{ old('guest_speakers', $speakers) }}"
                            placeholder="Optional, comma separated">
                        @error('guest_speakers')
                            <div class="invalid-feedback">{{ $message }}</div>
                        @enderror
                    </div>

                    <div class="col-md-6 mb-3">
                        <label for="location" class="form-label">Location</label>
                        <input type="text" name="location" class="form-control @error('location') is-invalid @enderror" value="{{ old('location', $event->location) }}" placeholder="Example: Church Hall" required>
                        @error('location')
                            <div class="invalid-feedback">{{ $message }}</div>
                        @enderror
                    </div>

                    <div class="col-md-3 mb-3">
                        <label for="event_date" class="form-label">Event Date</label>
                        <input type="date" name="event_date" class="form-control @error('event_date') is-invalid @enderror" value="{{ old('event_date', $event->event_date->format('Y-m-d')) }}" required>
                        @error('event_date')
                            <div class="invalid-feedback">{{ $message }}</div>
                        @enderror
                    </div>

                    <div class="col-md-3 mb-3">
                        <label for="event_time" class="form-label">Event Time</label>
                        <input type="time" name="event_time" class="form-control @error('event_time') is-invalid @enderror" value="{{ old('event_time', date('H:i', strtotime($event->event_time))) }}" required>
                        @error('event_time')
                            <div class="invalid-feedback">{{ $message }}</div>
                        @enderror
                    </div>

                    <div class="col-md-6 mb-3">
                        <label for="status" class="form-label">Event Status</label>
                        <select name="status" class="form-select @error('status') is-invalid @enderror">
                            <option value="Upcoming" {{ old('status', $event->status) == 'Upcoming' ? 'selected' : '' }}>Upcoming</option>
                            <option value="Completed" {{ old('status', $event->status) == 'Completed' ? 'selected' : '' }}>Completed</option>
                        </select>
                        @error('status')
                            <div class="invalid-feedback">{{ $message }}</div>
                        @enderror
                    </div>

                    <div class="col-md-6 mb-3">
                        @include('partials.file-upload', ['name' => 'images', 'label' => 'Add More Images', 'id' => 'images'])

                        @if($event->images)
                            <div class="mt-3">
                                <label class="form-label">Current Images</label>
                                <div class="d-flex flex-wrap gap-2">
                                    @php
                                        $eventImages = is_array($event->images) ? $event->images : json_decode($event->images, true);
                                    @endphp

                                    @foreach($eventImages as $index => $img)
                                        <div class="position-relative" style="display:inline-block;">
                                            <img src="{{ asset('storage/'.$img) }}"
                                                alt="Event Image"
                                                class="admin-thumb"
                                                data-bs-toggle="modal"
                                                data-bs-target="#imageModal"
                                                data-img="{{ asset('storage/'.$img) }}">

                                            <button type="button"
                                                    class="btn btn-sm btn-danger position-absolute top-0 end-0"
                                                    style="border-radius: 50%; padding: 0 6px; font-size: 0.75rem;"
                                                    onclick="removeImage('{{ $index }}'); event.stopPropagation();">
                                                <i class="fas fa-times"></i>
                                            </button>
                                        </div>
                                    @endforeach
                                </div>

                                <input type="hidden" name="removed_images" id="removed_images" value="">
                            </div>
                        @endif
                    </div>

                    <div class="col-12 mb-4">
                        <label for="description" class="form-label">Event Description</label>
                        <textarea name="description" class="form-control @error('description') is-invalid @enderror" rows="8" placeholder="Event description..." required>{{ old('description', $event->description) }}</textarea>
                        @error('description')
                            <div class="invalid-feedback">{{ $message }}</div>
                        @enderror
                    </div>

                </div>

                <div class="d-flex justify-content-between mt-2">
                    <a href="{{ route('admin.events') }}" class="btn btn-outline-secondary">
                        <i class="fas fa-times me-1"></i> Cancel
                    </a>
                    <button class="btn btn-admin-primary px-4">
                        <i class="fas fa-save me-1"></i> Update Event
                    </button>
                </div>

            </form>
        </div>
    </div>

</div>

<!-- Image Modal -->
<div class="modal fade" id="imageModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered modal-lg">
        <div class="modal-content bg-transparent border-0">
            <div class="modal-body p-0 text-center">
                <img id="modalImage" src="" alt="Full Image" class="img-fluid rounded shadow-lg" style="max-height: 80vh;">
            </div>
            <div class="modal-footer border-0 justify-content-center pt-3">
                <button type="button" class="btn btn-outline-light" data-bs-dismiss="modal">
                    <i class="fas fa-times me-1"></i> Close
                </button>
            </div>
        </div>
    </div>
</div>

@endsection

@section('javascript')
<script>
    // Image modal
    document.querySelectorAll('.admin-thumb').forEach(img => {
        img.addEventListener('click', function () {
            document.getElementById('modalImage').src = this.dataset.img;
        });
    });

    // Track removed images
    let removedImages = [];

    function removeImage(index) {
        removedImages.push(index);
        document.getElementById('removed_images').value = JSON.stringify(removedImages);
        const imgDiv = event.target.closest('.position-relative');
        imgDiv.remove();
    }
</script>
@endsection