@extends('admin::layouts.admin')

@section('title', isset($event) ? 'Edit Event' : 'Tambah Event')

@section('content')
<div class="cms-form-page">
    {{-- Page Header --}}
    <div class="page-header-cms">
        <h1 class="page-title-cms">{{ isset($event) ? 'Edit Event' : 'Tambah Event' }}</h1>
        <div class="header-actions">
            <a href="{{ route('admin.event.index') }}" class="btn-cancel">
                <i class="fas fa-times"></i>
                Batal
            </a>
            <button type="submit" form="eventForm" class="btn-save">
                <i class="fas fa-save"></i>
                Simpan Data
            </button>
        </div>
    </div>

    {{-- Form Card --}}
    <div class="cms-form-card">
        <form id="eventForm" action="{{ isset($event) ? route('admin.event.update', $event->id) : route('admin.event.store') }}" method="POST" enctype="multipart/form-data">
            @csrf
            @if(isset($event))
                @method('PUT')
            @endif

            {{-- Informasi Dasar Section --}}
            <div class="form-section">
                <h3 class="section-label">Informasi Dasar</h3>

                {{-- Poster Event --}}
                <div class="form-group">
                    <label class="form-label">Poster Event <span class="text-danger">*</span></label>
                    <div class="upload-area" id="uploadArea">
                        <div class="upload-content" id="uploadContent" style="{{ isset($event) && $event->poster ? 'display: none;' : '' }}">
                            <div class="upload-icon">
                                <i class="fas fa-image"></i>
                            </div>
                            <p class="upload-text">Drag and drop image here, or click add image</p>
                            <p class="upload-hint">JPG, PNG, WEBP maksimal 2MB. Rekomendasi: 800x600px</p>
                            <button type="button" class="btn-upload" onclick="document.getElementById('posterInput').click()">
                                Tambah Gambar
                            </button>
                        </div>
                        <div class="preview-content" id="previewContent" style="{{ isset($event) && $event->poster ? '' : 'display: none;' }}">
                            <img src="{{ isset($event) && $event->poster ? asset('storage/' . $event->poster) : '' }}" alt="Preview" id="previewImage">
                            <button type="button" class="btn-remove-image" id="btnRemoveImage">
                                <i class="fas fa-times"></i>
                            </button>
                        </div>
                        <input type="file" name="poster" id="posterInput" accept="image/*" hidden>
                    </div>
                    @error('poster')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>

                {{-- Judul Event --}}
                <div class="form-group">
                    <label class="form-label">Judul Event <span class="text-danger">*</span></label>
                    <input type="text" name="title" class="form-input" placeholder="Masukkan judul event..." value="{{ old('title', $event->title ?? '') }}" required>
                    @error('title')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>

                {{-- Deskripsi Singkat --}}
                <div class="form-group">
                    <label class="form-label">Deskripsi Singkat <span class="text-danger">*</span></label>
                    <textarea name="description" class="form-textarea" placeholder="Masukkan deskripsi singkat..." rows="3" required>{{ old('description', $event->description ?? '') }}</textarea>
                    @error('description')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>

                {{-- Konten Lengkap --}}
                <div class="form-group">
                    <label class="form-label">Konten Lengkap</label>
                    <textarea name="content" class="form-textarea" placeholder="Masukkan konten lengkap event..." rows="6">{{ old('content', $event->content ?? '') }}</textarea>
                    @error('content')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>
            </div>

            {{-- Tanggal & Waktu Section --}}
            <div class="form-section">
                <h3 class="section-label">Tanggal & Waktu</h3>

                <div class="form-row three-columns">
                    {{-- Tanggal Event --}}
                    <div class="form-group">
                        <label class="form-label">Tanggal Event <span class="text-danger">*</span></label>
                        <input type="date" name="event_date" class="form-input" value="{{ old('event_date', isset($event) && $event->event_date ? \Carbon\Carbon::parse($event->event_date)->format('Y-m-d') : '') }}" required>
                        @error('event_date')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>

                    {{-- Jam Mulai --}}
                    <div class="form-group">
                        <label class="form-label">Jam Mulai <span class="text-danger">*</span></label>
                        <input type="time" name="start_time" class="form-input" value="{{ old('start_time', $event->start_time ?? '') }}" required>
                        @error('start_time')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>

                    {{-- Jam Selesai --}}
                    <div class="form-group">
                        <label class="form-label">Jam Selesai <span class="text-danger">*</span></label>
                        <input type="time" name="end_time" class="form-input" value="{{ old('end_time', $event->end_time ?? '') }}" required>
                        @error('end_time')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>
                </div>

                {{-- Registration Deadline --}}
                <div class="form-group">
                    <label class="form-label">Batas Waktu Pendaftaran</label>
                    <input type="datetime-local" name="registration_deadline" class="form-input" value="{{ old('registration_deadline', isset($event) && $event->registration_deadline ? \Carbon\Carbon::parse($event->registration_deadline)->format('Y-m-d\TH:i') : '') }}">
                    @error('registration_deadline')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>
            </div>

            {{-- Tipe & Lokasi Section --}}
            <div class="form-section">
                <h3 class="section-label">Tipe & Lokasi Event</h3>

                {{-- Tipe Event --}}
                <div class="form-group">
                    <label class="form-label">Tipe Event <span class="text-danger">*</span></label>
                    <div class="select-wrapper">
                        <select name="event_type" id="eventType" class="form-select" required>
                            <option value="">Pilih Tipe Event</option>
                            <option value="online" {{ old('event_type', $event->event_type ?? '') == 'online' ? 'selected' : '' }}>Online</option>
                            <option value="offline" {{ old('event_type', $event->event_type ?? '') == 'offline' ? 'selected' : '' }}>Offline</option>
                            <option value="hybrid" {{ old('event_type', $event->event_type ?? '') == 'hybrid' ? 'selected' : '' }}>Hybrid (Online & Offline)</option>
                        </select>
                        <i class="fas fa-chevron-down select-icon"></i>
                    </div>
                    @error('event_type')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>

                {{-- Lokasi Offline --}}
                <div class="form-group" id="locationGroup" style="{{ old('event_type', $event->event_type ?? '') == 'online' ? 'display: none;' : '' }}">
                    <label class="form-label">Lokasi <span class="text-danger" id="locationRequired">*</span></label>
                    <input type="text" name="location" class="form-input" placeholder="Masukkan lokasi event..." value="{{ old('location', $event->location ?? '') }}">
                    @error('location')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>

                {{-- Platform Online Row --}}
                <div id="platformGroup" style="{{ old('event_type', $event->event_type ?? '') == 'offline' ? 'display: none;' : '' }}">
                    <div class="form-row two-columns">
                        <div class="form-group">
                            <label class="form-label">Platform <span class="text-danger" id="platformRequired">*</span></label>
                            <input type="text" name="platform" class="form-input" placeholder="Zoom, Google Meet, dll..." value="{{ old('platform', $event->platform ?? '') }}">
                            @error('platform')
                                <span class="error-message">{{ $message }}</span>
                            @enderror
                        </div>
                        <div class="form-group">
                            <label class="form-label">Link Platform</label>
                            <input type="url" name="platform_link" class="form-input" placeholder="https://..." value="{{ old('platform_link', $event->platform_link ?? '') }}">
                            @error('platform_link')
                                <span class="error-message">{{ $message }}</span>
                            @enderror
                        </div>
                    </div>
                </div>
            </div>

            {{-- Pendaftaran Section --}}
            <div class="form-section">
                <h3 class="section-label">Pengaturan Pendaftaran</h3>

                <div class="form-row two-columns">
                    {{-- Max Participants --}}
                    <div class="form-group">
                        <label class="form-label">Maksimal Peserta</label>
                        <input type="number" name="max_participants" class="form-input" placeholder="Kosongkan untuk unlimited" min="1" value="{{ old('max_participants', $event->max_participants ?? '') }}">
                        <small class="form-hint">Kosongkan jika tidak ada batasan</small>
                        @error('max_participants')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>

                    {{-- Reminder Days --}}
                    <div class="form-group">
                        <label class="form-label">Pengingat (Hari Sebelum Event)</label>
                        <input type="number" name="reminder_days_before" class="form-input" placeholder="Contoh: 3" min="0" value="{{ old('reminder_days_before', $event->reminder_days_before ?? '3') }}">
                        <small class="form-hint">Kirim email reminder berapa hari sebelum event</small>
                        @error('reminder_days_before')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>
                </div>
            </div>

            {{-- Status Section --}}
            <div class="form-section">
                <h3 class="section-label">Status</h3>

                <div class="form-group">
                    <label class="form-label">Status Event <span class="text-danger">*</span></label>
                    <div class="select-wrapper">
                        <select name="status" class="form-select" required>
                            <option value="draft" {{ old('status', $event->status ?? 'draft') == 'draft' ? 'selected' : '' }}>Draft</option>
                            <option value="published" {{ old('status', $event->status ?? '') == 'published' ? 'selected' : '' }}>Published</option>
                            <option value="cancelled" {{ old('status', $event->status ?? '') == 'cancelled' ? 'selected' : '' }}>Cancelled</option>
                            <option value="completed" {{ old('status', $event->status ?? '') == 'completed' ? 'selected' : '' }}>Completed</option>
                        </select>
                        <i class="fas fa-chevron-down select-icon"></i>
                    </div>
                    @error('status')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>
            </div>

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

<style>
/* CMS Form Page */
.cms-form-page {
    max-width: 1400px;
}

/* Page Header */
.page-header-cms {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.page-title-cms {
    font-family: 'Plus Jakarta Sans', sans-serif;itron', sans-serif;
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--purple-primary);
    margin: 0;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.btn-cancel {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: transparent;
    border: 2px solid var(--purple-primary);
    border-radius: 25px;
    color: var(--purple-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-cancel:hover {
    background: rgba(139, 92, 246, 0.1);
    color: var(--purple-primary);
}

.btn-save {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--purple-primary) 0%, var(--purple-dark) 100%);
    border: none;
    border-radius: 25px;
    color: white;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-save:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.4);
}

/* Form Card */
.cms-form-card {
    background: rgba(26, 23, 48, 0.6);
    border-radius: 16px;
    padding: 32px;
    border: 1px solid rgba(139, 92, 246, 0.15);
}

/* Form Section */
.form-section {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
}

.form-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.section-label {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 20px 0;
}

/* Form Group */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 10px;
}

.text-danger {
    color: #ef4444;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-tertiary);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    outline: none;
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

/* Form Row */
.form-row {
    display: grid;
    gap: 24px;
}

.form-row.two-columns {
    grid-template-columns: 1fr 1fr;
}

.form-row.three-columns {
    grid-template-columns: 1fr 1fr 1fr;
}

.form-row .form-group {
    margin-bottom: 0;
}

/* Select Wrapper */
.select-wrapper {
    position: relative;
}

.form-select {
    width: 100%;
    padding: 14px 44px 14px 18px;
    background: var(--bg-tertiary);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
    appearance: none;
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

.form-select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.select-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

/* Textarea */
.form-textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-tertiary);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea:focus {
    outline: none;
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

/* Form Hint */
.form-hint {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 6px;
}

/* Error Message */
.error-message {
    display: block;
    color: #ef4444;
    font-size: 0.8rem;
    margin-top: 6px;
}

/* Upload Area */
.upload-area {
    border: 2px dashed var(--purple-primary);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    background: rgba(139, 92, 246, 0.05);
    transition: all 0.3s ease;
    position: relative;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-area:hover {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--cyan-primary);
}

.upload-area.dragover {
    background: rgba(6, 182, 212, 0.15);
    border-color: var(--cyan-primary);
}

.upload-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.upload-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--cyan-primary) 0%, #0891b2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-icon i {
    font-size: 1.5rem;
    color: white;
}

.upload-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.btn-upload {
    padding: 10px 24px;
    background: transparent;
    border: 2px solid var(--purple-primary);
    border-radius: 25px;
    color: var(--purple-primary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-upload:hover {
    background: rgba(139, 92, 246, 0.1);
}

.upload-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 0;
}

/* Preview Content */
.preview-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-content img {
    max-width: 100%;
    max-height: 180px;
    border-radius: 8px;
    object-fit: contain;
}

.btn-remove-image {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 32px;
    height: 32px;
    background: #ef4444;
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.btn-remove-image:hover {
    background: #dc2626;
    transform: scale(1.1);
}

/* Responsive */
@media (max-width: 768px) {
    .page-header-cms {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }

    .header-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .form-row.two-columns,
    .form-row.three-columns {
        grid-template-columns: 1fr;
    }
}
</style>

<script>
// Drag and drop functionality
const uploadArea = document.getElementById('uploadArea');
const posterInput = document.getElementById('posterInput');
const uploadContent = document.getElementById('uploadContent');
const previewContent = document.getElementById('previewContent');
const previewImage = document.getElementById('previewImage');
const btnRemoveImage = document.getElementById('btnRemoveImage');
const eventType = document.getElementById('eventType');
const locationGroup = document.getElementById('locationGroup');
const platformGroup = document.getElementById('platformGroup');
const locationRequired = document.getElementById('locationRequired');
const platformRequired = document.getElementById('platformRequired');

// Handle file input change
posterInput.addEventListener('change', function() {
    if (this.files && this.files[0]) {
        handlePreview(this.files[0]);
    }
});

// Prevent default drag behaviors
['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eventName => {
    uploadArea.addEventListener(eventName, preventDefaults, false);
});

function preventDefaults(e) {
    e.preventDefault();
    e.stopPropagation();
}

// Highlight effect
['dragenter', 'dragover'].forEach(eventName => {
    uploadArea.addEventListener(eventName, highlight, false);
});

['dragleave', 'drop'].forEach(eventName => {
    uploadArea.addEventListener(eventName, unhighlight, false);
});

function highlight(e) {
    uploadArea.classList.add('dragover');
}

function unhighlight(e) {
    uploadArea.classList.remove('dragover');
}

uploadArea.addEventListener('drop', handleDrop, false);

function handleDrop(e) {
    const dt = e.dataTransfer;
    const files = dt.files;
    if (files.length > 0) {
        posterInput.files = files;
        handlePreview(files[0]);
    }
}

function handlePreview(file) {
    if (file) {
        const reader = new FileReader();
        reader.onload = function(e) {
            previewImage.src = e.target.result;
            uploadContent.style.display = 'none';
            previewContent.style.display = 'flex';
        }
        reader.readAsDataURL(file);
    }
}

// Remove image button
btnRemoveImage.addEventListener('click', function() {
    posterInput.value = '';
    previewImage.src = '';
    uploadContent.style.display = 'flex';
    previewContent.style.display = 'none';
});

// Event type change handler
if (eventType) {
    eventType.addEventListener('change', function() {
        const value = this.value;

        if (value === 'online') {
            locationGroup.style.display = 'none';
            platformGroup.style.display = 'block';
            locationRequired.style.display = 'none';
            platformRequired.style.display = 'inline';
        } else if (value === 'offline') {
            locationGroup.style.display = 'block';
            platformGroup.style.display = 'none';
            locationRequired.style.display = 'inline';
            platformRequired.style.display = 'none';
        } else if (value === 'hybrid') {
            locationGroup.style.display = 'block';
            platformGroup.style.display = 'block';
            locationRequired.style.display = 'inline';
            platformRequired.style.display = 'inline';
        } else {
            locationGroup.style.display = 'none';
            platformGroup.style.display = 'none';
        }
    });
}

// Form validation with SweetAlert
const form = document.getElementById('eventForm');
if (form) {
    form.addEventListener('submit', function(e) {
        const eventTypeValue = eventType.value;

        // Validate location for offline/hybrid
        if ((eventTypeValue === 'offline' || eventTypeValue === 'hybrid')) {
            const location = form.querySelector('[name="location"]');
            if (!location.value.trim()) {
                e.preventDefault();
                Swal.fire({
                    icon: 'warning',
                    title: 'Lokasi Diperlukan',
                    text: 'Mohon isi lokasi event untuk tipe offline atau hybrid',
                    confirmButtonColor: '#8b5cf6',
                    background: 'rgba(26, 23, 48, 0.95)',
                    color: '#e2e8f0'
                });
                return false;
            }
        }

        // Validate platform for online/hybrid
        if ((eventTypeValue === 'online' || eventTypeValue === 'hybrid')) {
            const platform = form.querySelector('[name="platform"]');
            if (!platform.value.trim()) {
                e.preventDefault();
                Swal.fire({
                    icon: 'warning',
                    title: 'Platform Diperlukan',
                    text: 'Mohon isi platform event untuk tipe online atau hybrid',
                    confirmButtonColor: '#8b5cf6',
                    background: 'rgba(26, 23, 48, 0.95)',
                    color: '#e2e8f0'
                });
                return false;
            }
        }
    });
}
</script>
@endsection