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

@section('title', isset($video) ? 'Edit Video Academy' : 'Tambah Video Academy')

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

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

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

                {{-- YouTube URL --}}
                <div class="form-group">
                    <label class="form-label">YouTube URL <span class="text-danger">*</span></label>
                    <input type="url" name="youtube_url" id="youtubeUrl" class="form-input" placeholder="https://www.youtube.com/watch?v=..." value="{{ old('youtube_url', $video->youtube_url ?? '') }}" required>
                    <small class="form-hint">
                        <i class="fab fa-youtube"></i> Paste link video YouTube (ID akan otomatis diekstrak)
                    </small>
                    @error('youtube_url')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>

                {{-- Thumbnail Custom --}}
                <div class="form-group">
                    <label class="form-label">Thumbnail Custom</label>
                    <small class="form-hint d-block mb-2">Opsional: Upload thumbnail sendiri atau biarkan kosong untuk menggunakan thumbnail YouTube</small>
                    <div class="upload-area" id="uploadArea">
                        <div class="upload-content" id="uploadContent" style="{{ isset($video) && $video->thumbnail ? 'display: none;' : '' }}">
                            <div class="upload-icon">
                                <i class="fas fa-image"></i>
                            </div>
                            <p class="upload-text">Drag and drop image here, or click add image</p>
                            <p class="upload-hint">JPG, PNG, WEBP maksimal 2MB. Rekomendasi: 1280x720px</p>
                            <button type="button" class="btn-upload" onclick="document.getElementById('thumbnailInput').click()">
                                Tambah Gambar
                            </button>
                        </div>
                        <div class="preview-content" id="previewContent" style="{{ isset($video) && $video->thumbnail ? '' : 'display: none;' }}">
                            <img src="{{ isset($video) && $video->thumbnail ? asset('storage/' . $video->thumbnail) : '' }}" 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="thumbnail" id="thumbnailInput" accept="image/*" hidden>
                    </div>
                    @error('thumbnail')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>

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

                {{-- Deskripsi --}}
                <div class="form-group">
                    <label class="form-label">Deskripsi <span class="text-danger">*</span></label>
                    <textarea name="description" class="form-textarea" placeholder="Masukkan deskripsi video..." rows="4" required>{{ old('description', $video->description ?? '') }}</textarea>
                    @error('description')
                        <span class="error-message">{{ $message }}</span>
                    @enderror
                </div>
            </div>

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

                <div class="form-row three-columns">
                    {{-- Kategori --}}
                    <div class="form-group">
                        <label class="form-label">Kategori <span class="text-danger">*</span></label>
                        <div class="select-wrapper">
                            <select name="category" class="form-select" required>
                                <option value="">Pilih Kategori</option>
                                <option value="tutorial" {{ old('category', $video->category ?? '') == 'tutorial' ? 'selected' : '' }}>Tutorial</option>
                                <option value="webinar" {{ old('category', $video->category ?? '') == 'webinar' ? 'selected' : '' }}>Webinar</option>
                                <option value="course" {{ old('category', $video->category ?? '') == 'course' ? 'selected' : '' }}>Course</option>
                                <option value="workshop" {{ old('category', $video->category ?? '') == 'workshop' ? 'selected' : '' }}>Workshop</option>
                                <option value="tips" {{ old('category', $video->category ?? '') == 'tips' ? 'selected' : '' }}>Tips & Tricks</option>
                                <option value="interview" {{ old('category', $video->category ?? '') == 'interview' ? 'selected' : '' }}>Interview</option>
                                <option value="other" {{ old('category', $video->category ?? '') == 'other' ? 'selected' : '' }}>Lainnya</option>
                            </select>
                            <i class="fas fa-chevron-down select-icon"></i>
                        </div>
                        @error('category')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>

                    {{-- Level --}}
                    <div class="form-group">
                        <label class="form-label">Level <span class="text-danger">*</span></label>
                        <div class="select-wrapper">
                            <select name="level" class="form-select" required>
                                <option value="">Pilih Level</option>
                                <option value="beginner" {{ old('level', $video->level ?? '') == 'beginner' ? 'selected' : '' }}>Beginner</option>
                                <option value="intermediate" {{ old('level', $video->level ?? '') == 'intermediate' ? 'selected' : '' }}>Intermediate</option>
                                <option value="advanced" {{ old('level', $video->level ?? '') == 'advanced' ? 'selected' : '' }}>Advanced</option>
                            </select>
                            <i class="fas fa-chevron-down select-icon"></i>
                        </div>
                        @error('level')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>

                    {{-- Durasi --}}
                    <div class="form-group">
                        <label class="form-label">Durasi (Menit)</label>
                        <input type="number" name="duration_minutes" class="form-input" placeholder="Contoh: 30" min="1" value="{{ old('duration_minutes', $video->duration_minutes ?? '') }}">
                        <small class="form-hint">Durasi video dalam menit</small>
                        @error('duration_minutes')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>
                </div>
            </div>

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

                <div class="form-row two-columns">
                    {{-- Sort Order --}}
                    <div class="form-group">
                        <label class="form-label">Urutan Tampil</label>
                        <input type="number" name="sort_order" class="form-input" placeholder="0" min="0" value="{{ old('sort_order', $video->sort_order ?? '0') }}">
                        <small class="form-hint">Angka lebih kecil akan ditampilkan lebih dahulu</small>
                        @error('sort_order')
                            <span class="error-message">{{ $message }}</span>
                        @enderror
                    </div>

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

.form-hint i {
    color: #ff0000;
    margin-right: 4px;
}

/* 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;
    }

    .cms-form-card {
        padding: 20px;
    }

    .upload-area {
        padding: 30px 20px;
    }
}
</style>

<script>
// Show validation errors if exists
@if($errors->any())
Swal.fire({
    icon: 'error',
    title: 'Validasi Gagal',
    html: '<ul style="text-align: left; padding-left: 20px;">@foreach($errors->all() as $error)<li>{{ $error }}</li>@endforeach</ul>',
    confirmButtonColor: '#8b5cf6',
    background: 'rgba(26, 23, 48, 0.95)',
    color: '#e2e8f0'
});
@endif

// Drag and drop functionality
const uploadArea = document.getElementById('uploadArea');
const thumbnailInput = document.getElementById('thumbnailInput');
const uploadContent = document.getElementById('uploadContent');
const previewContent = document.getElementById('previewContent');
const previewImage = document.getElementById('previewImage');
const btnRemoveImage = document.getElementById('btnRemoveImage');
const youtubeUrl = document.getElementById('youtubeUrl');

// Handle file input change
thumbnailInput.addEventListener('change', function() {
    const file = this.files[0];
    if (file) {
        // Validate file type
        if (!file.type.startsWith('image/')) {
            Swal.fire({
                icon: 'error',
                title: 'File Tidak Valid',
                text: 'Mohon pilih file gambar (JPG, PNG, WEBP)',
                confirmButtonColor: '#8b5cf6',
                background: 'rgba(26, 23, 48, 0.95)',
                color: '#e2e8f0'
            });
            this.value = '';
            return;
        }

        // Validate file size (max 2MB)
        if (file.size > 2 * 1024 * 1024) {
            Swal.fire({
                icon: 'error',
                title: 'File Terlalu Besar',
                text: 'Ukuran file maksimal 2MB',
                confirmButtonColor: '#8b5cf6',
                background: 'rgba(26, 23, 48, 0.95)',
                color: '#e2e8f0'
            });
            this.value = '';
            return;
        }

        handlePreview(file);
    }
});

// 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) {
        thumbnailInput.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() {
    thumbnailInput.value = '';
    previewImage.src = '';
    uploadContent.style.display = 'flex';
    previewContent.style.display = 'none';
});

// YouTube URL validation
function isValidYouTubeUrl(url) {
    const patterns = [
        /^https?:\/\/(www\.)?youtube\.com\/watch\?v=[\w-]+/,
        /^https?:\/\/(www\.)?youtu\.be\/[\w-]+/,
        /^https?:\/\/(www\.)?youtube\.com\/embed\/[\w-]+/
    ];
    return patterns.some(pattern => pattern.test(url));
}

if (youtubeUrl) {
    youtubeUrl.addEventListener('blur', function() {
        const url = this.value.trim();
        if (url && !isValidYouTubeUrl(url)) {
            Swal.fire({
                icon: 'warning',
                title: 'URL Tidak Valid',
                text: 'Mohon masukkan URL YouTube yang valid',
                confirmButtonColor: '#8b5cf6',
                background: 'rgba(26, 23, 48, 0.95)',
                color: '#e2e8f0'
            });
        }
    });
}

// Form validation with SweetAlert
const form = document.getElementById('academyForm');
if (form) {
    form.addEventListener('submit', function(e) {
        const youtubeUrlValue = youtubeUrl.value.trim();

        if (!isValidYouTubeUrl(youtubeUrlValue)) {
            e.preventDefault();
            Swal.fire({
                icon: 'error',
                title: 'URL YouTube Tidak Valid',
                text: 'Mohon masukkan URL YouTube yang valid',
                confirmButtonColor: '#8b5cf6',
                background: 'rgba(26, 23, 48, 0.95)',
                color: '#e2e8f0'
            });
            return false;
        }
    });
}
</script>
@endsection