@extends('layouts.app')

@section('title', 'My Photo Gallery - ' . $userData['Name'])

@section('styles')
<style>
    .main-wrapper {
        width: 95%;
        max-width: 1200px;
        margin: 10px auto 40px auto;
        flex: 1;
    }

    .dash-gallery-header {
        background: linear-gradient(135deg, #2e1065 0%, #4c1d95 50%, #6b21a8 100%);
        color: white;
        padding: 25px 30px;
        border-radius: 16px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        box-shadow: 0 10px 25px -5px rgba(76, 29, 149, 0.25);
        border: 1px solid #c084fc;
        margin-bottom: 30px;
        flex-wrap: wrap;
        gap: 15px;
    }

    .dash-gallery-header h1 {
        font-size: 26px;
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: 1px;
    }

    .btn-back-dash {
        background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
        color: white;
        text-decoration: none;
        padding: 10px 20px;
        border-radius: 10px;
        font-weight: 700;
        font-size: 14px;
        border: 1px solid #fbbf24;
        transition: all 0.25s ease;
    }

    .btn-back-dash:hover {
        transform: translateY(-2px);
    }

    .alert {
        padding: 15px 20px;
        border-radius: 10px;
        margin-bottom: 25px;
        font-weight: 600;
        font-size: 15px;
        display: none;
    }
    .alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
    .alert-danger { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

    .upload-card {
        background: white;
        border-radius: 16px;
        padding: 28px;
        box-shadow: 0 10px 25px -5px rgba(76, 29, 149, 0.08);
        border: 1px solid #e9d5ff;
        margin-bottom: 35px;
    }

    .upload-card h2 {
        color: #3b0764;
        font-size: 22px;
        font-weight: 800;
        margin-bottom: 20px;
        border-bottom: 2px solid #f3e8ff;
        padding-bottom: 10px;
    }

    .form-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 22px;
    }

    .form-group {
        display: flex;
        flex-direction: column;
    }

    .form-group.full-width {
        grid-column: 1 / -1;
    }

    .form-group label {
        font-weight: 700;
        font-size: 14px;
        color: #4c1d95;
        margin-bottom: 8px;
    }

    .form-group textarea,
    .form-group input[type="file"] {
        padding: 12px;
        border: 1px solid #c084fc;
        border-radius: 10px;
        font-size: 14px;
        outline: none;
        background: #faf5ef;
    }

    .form-group textarea:focus {
        border-color: #7e22ce;
        background: white;
    }

    .radio-options {
        display: flex;
        gap: 20px;
        align-items: center;
        padding: 10px 15px;
        background: #faf5ef;
        border-radius: 10px;
        border: 1px solid #e9d5ff;
    }

    .radio-option {
        display: flex;
        align-items: center;
        gap: 8px;
        cursor: pointer;
        font-weight: 600;
        font-size: 15px;
        color: #374151;
    }

    .preview-box {
        margin-top: 15px;
        display: none;
        align-items: center;
        gap: 15px;
        background: #f3e8ff;
        padding: 12px;
        border-radius: 12px;
        border: 1px dashed #7e22ce;
    }

    .preview-thumb {
        width: 80px;
        height: 80px;
        object-fit: cover;
        border-radius: 8px;
        border: 2px solid #7e22ce;
    }

    .btn-upload-submit {
        background: linear-gradient(135deg, #6b21a8 0%, #3b0764 100%);
        color: white;
        border: none;
        padding: 14px 28px;
        font-size: 16px;
        font-weight: 800;
        border-radius: 10px;
        cursor: pointer;
        margin-top: 20px;
        width: 100%;
        transition: all 0.25s ease;
    }

    .btn-upload-submit:hover {
        opacity: 0.95;
        transform: translateY(-2px);
    }

    .gallery-section-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 25px;
        flex-wrap: wrap;
        gap: 15px;
    }

    .gallery-section-header h2 {
        font-size: 24px;
        font-weight: 800;
        color: #3b0764;
    }

    .filter-tabs {
        display: flex;
        gap: 10px;
        background: #e9d5ff;
        padding: 5px;
        border-radius: 10px;
    }

    .tab-btn {
        padding: 8px 16px;
        border-radius: 8px;
        border: none;
        background: transparent;
        color: #4c1d95;
        font-weight: 700;
        font-size: 14px;
        cursor: pointer;
        transition: all 0.2s ease;
    }

    .tab-btn.active {
        background: #6b21a8;
        color: white;
    }

    .user-gallery-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 25px;
    }

    .photo-card {
        background: white;
        border-radius: 16px;
        overflow: hidden;
        box-shadow: 0 10px 25px -5px rgba(76, 29, 149, 0.08);
        border: 1px solid #e9d5ff;
        display: flex;
        flex-direction: column;
        transition: all 0.3s ease;
        position: relative;
    }

    .photo-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 30px rgba(76, 29, 149, 0.15);
        border-color: #c084fc;
    }

    .photo-img-wrap {
        width: 100%;
        height: 220px;
        position: relative;
        background: #f3e8ff;
        cursor: pointer;
        overflow: hidden;
    }

    .photo-img-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }

    .visibility-badge {
        position: absolute;
        top: 12px;
        right: 12px;
        padding: 4px 10px;
        border-radius: 12px;
        font-size: 11px;
        font-weight: 800;
        color: white;
        backdrop-filter: blur(4px);
    }

    .badge-priv { background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%); }
    .badge-pub { background: linear-gradient(135deg, #16a34a 0%, #15803d 100%); }

    .photo-card-body {
        padding: 18px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .photo-desc {
        font-size: 15px;
        color: #374151;
        line-height: 1.5;
        margin-bottom: 14px;
        flex: 1;
        word-break: break-word;
    }

    .photo-date {
        font-size: 12px;
        color: #6b7280;
        margin-bottom: 15px;
        border-top: 1px solid #f3e8ff;
        padding-top: 10px;
    }

    .photo-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .btn-act-photo {
        padding: 8px 10px;
        border-radius: 8px;
        font-size: 12px;
        font-weight: 700;
        text-align: center;
        text-decoration: none;
        border: none;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 5px;
        transition: all 0.2s ease;
    }

    .btn-gdrive-link { background: #2563eb; color: white; }
    .btn-dl-link { background: #059669; color: white; }
    .btn-del-link {
        background: #dc2626;
        color: white;
        grid-column: 1 / -1;
        margin-top: 4px;
    }

    .empty-gallery {
        grid-column: 1 / -1;
        text-align: center;
        padding: 50px 20px;
        background: white;
        border-radius: 16px;
        border: 2px dashed #c084fc;
        color: #6b21a8;
    }

    .lightbox-modal {
        display: none;
        position: fixed;
        z-index: 2000;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(15, 23, 42, 0.85);
        backdrop-filter: blur(8px);
        align-items: center;
        justify-content: center;
        padding: 20px;
    }

    .lightbox-content {
        max-width: 90%;
        max-height: 85vh;
        border-radius: 12px;
        object-fit: contain;
    }

    .lightbox-close {
        position: absolute;
        top: 20px;
        right: 30px;
        color: white;
        font-size: 35px;
        font-weight: bold;
        cursor: pointer;
    }
</style>
@endsection

@section('content')
<div class="main-wrapper">
    
    <div class="dash-gallery-header">
        <h1>🖼️ My Photo Gallery & Drive</h1>
        <a href="{{ url('/dashboard') }}" class="btn-back-dash">⬅️ Back to Dashboard</a>
    </div>

    <div id="alertBox" class="alert"></div>

    <!-- UPLOAD CARD -->
    <div class="upload-card">
        <h2>📤 Upload New Image to Gallery</h2>
        
        <form id="uploadGalleryForm" enctype="multipart/form-data">
            @csrf
            <div class="form-grid">
                <div class="form-group full-width">
                    <label for="imgDescription">📝 Image Description *</label>
                    <textarea id="imgDescription" name="description" rows="3" placeholder="Enter detailed image description..." required></textarea>
                </div>

                <div class="form-group">
                    <label for="imgFile">📁 Choose Image File *</label>
                    <input type="file" id="imgFile" name="gallery_image" accept="image/*" required onchange="previewUploadImage(this)">
                    
                    <div id="previewBox" class="preview-box">
                        <img id="imgPreviewThumb" class="preview-thumb" src="" alt="Selected Preview">
                        <div>
                            <strong id="previewFileName" style="color:#4c1d95; font-size:13px;"></strong><br>
                            <span style="font-size:12px; color:#6b7280;">Ready for Upload</span>
                        </div>
                    </div>
                </div>

                <div class="form-group">
                    <label>🔒 Privacy & Visibility *</label>
                    <div class="radio-options">
                        <label class="radio-option">
                            <input type="radio" name="visibility" value="public" checked>
                            🌐 Public (Show on Main Gallery)
                        </label>
                        <label class="radio-option">
                            <input type="radio" name="visibility" value="private">
                            🔒 Private (Dashboard Only)
                        </label>
                    </div>
                </div>
            </div>

            <button type="submit" id="btnSubmitUpload" class="btn-upload-submit">
                📤 Upload Image & Sync to Google Drive
            </button>
        </form>
    </div>

    <!-- GALLERY LISTING -->
    <div class="gallery-section-header">
        <h2>🖼️ My Uploaded Photos</h2>
        <div class="filter-tabs">
            <button type="button" class="tab-btn active" onclick="switchFilter('all', this)">All Photos</button>
            <button type="button" class="tab-btn" onclick="switchFilter('private', this)">🔒 Private Only</button>
            <button type="button" class="tab-btn" onclick="switchFilter('public', this)">🌐 Public Only</button>
        </div>
    </div>

    <div class="user-gallery-grid" id="userGalleryGrid">
        <!-- Loaded dynamically via AJAX -->
    </div>

</div>

<!-- Lightbox Modal -->
<div id="lightboxModal" class="lightbox-modal" onclick="closeLightbox()">
    <span class="lightbox-close">&times;</span>
    <img id="lightboxImg" class="lightbox-content" src="" alt="Enlarged view">
</div>
@endsection

@section('scripts')
<script>
var currentFilter = 'all';

function previewUploadImage(input) {
    if (input.files && input.files[0]) {
        var reader = new FileReader();
        reader.onload = function(e) {
            $('#imgPreviewThumb').attr('src', e.target.result);
            $('#previewFileName').text(input.files[0].name);
            $('#previewBox').css('display', 'flex');
        }
        reader.readAsDataURL(input.files[0]);
    } else {
        $('#previewBox').hide();
    }
}

function openLightbox(src) {
    $('#lightboxImg').attr('src', src);
    $('#lightboxModal').css('display', 'flex');
}

function closeLightbox() {
    $('#lightboxModal').hide();
}

function switchFilter(filterType, btn) {
    currentFilter = filterType;
    $('.tab-btn').removeClass('active');
    $(btn).addClass('active');
    loadUserGallery();
}

function loadUserGallery() {
    $.ajax({
        url: "{{ url('/user-gallery/fetch') }}?filter=" + currentFilter,
        type: 'GET',
        dataType: 'json',
        success: function(response) {
            if (response.status === 'success') {
                var images = response.data;
                var html = '';

                if (images.length === 0) {
                    html = `
                        <div class="empty-gallery">
                            <h3>📷 No Photos Found!</h3>
                            <p>You have not uploaded any photos under '${currentFilter}' view yet.</p>
                        </div>
                    `;
                } else {
                    $.each(images, function(i, img) {
                        var dateStr = new Date(img.created_at).toLocaleDateString('en-US', {
                            month: 'short', day: 'numeric', year: 'numeric', hour: '2-digit', minute: '2-digit'
                        });

                        var isPriv = img.visibility === 'private';
                        var badgeClass = isPriv ? 'badge-priv' : 'badge-pub';
                        var badgeText = isPriv ? '🔒 Private' : '🌐 Public';
                        var imgSrc = "{{ asset('') }}" + img.image_path;

                        html += `
                            <div class="photo-card" id="card-${img.id}">
                                <div class="photo-img-wrap" onclick="openLightbox('${imgSrc}')">
                                    <img src="${imgSrc}" alt="User Photo">
                                    <span class="visibility-badge ${badgeClass}">${badgeText}</span>
                                </div>
                                <div class="photo-card-body">
                                    <div class="photo-desc">${escapeHtml(img.description)}</div>
                                    <div class="photo-date">📅 Uploaded: ${dateStr}</div>
                                    
                                    <div class="photo-actions">
                                        <a href="${img.gdrive_link}" target="_blank" class="btn-act-photo btn-gdrive-link" title="View on Google Drive">
                                            ☁️ Google Drive
                                        </a>
                                        <a href="${imgSrc}" download class="btn-act-photo btn-dl-link" title="Download Photo">
                                            ⬇️ Download
                                        </a>
                                        <button type="button" onclick="deleteGalleryPhoto(${img.id})" class="btn-act-photo btn-del-link" title="Delete Photo">
                                            🗑️ Delete Photo
                                        </button>
                                    </div>
                                </div>
                            </div>
                        `;
                    });
                }
                $('#userGalleryGrid').html(html);
            } else {
                $('#userGalleryGrid').html('<div class="empty-gallery">Error loading your gallery!</div>');
            }
        }
    });
}

function deleteGalleryPhoto(id) {
    if (confirm("Are you sure you want to delete this photo from Server and Database?")) {
        $.ajax({
            url: "{{ url('/user-gallery/delete') }}",
            type: 'POST',
            data: { id: id },
            dataType: 'json',
            success: function(res) {
                if (res.status === 'success') {
                    showAlert('success', res.message);
                    loadUserGallery();
                } else {
                    showAlert('danger', res.message);
                }
            }
        });
    }
}

function showAlert(type, msg) {
    var alertBox = $('#alertBox');
    alertBox.removeClass('alert-success alert-danger')
            .addClass('alert-' + type)
            .html(msg)
            .fadeIn();
    
    $('html, body').animate({ scrollTop: 0 }, 'fast');

    setTimeout(function() {
        alertBox.fadeOut();
    }, 5000);
}

function escapeHtml(text) {
    if (!text) return '';
    return text
        .replace(/&/g, "&amp;")
        .replace(/</g, "&lt;")
        .replace(/>/g, "&gt;")
        .replace(/"/g, "&quot;")
        .replace(/'/g, "&#039;");
}

$(document).ready(function() {
    loadUserGallery();

    $('#uploadGalleryForm').on('submit', function(e) {
        e.preventDefault();
        $('#btnSubmitUpload').html('Uploading & Syncing to Google Drive... ⏳').prop('disabled', true);

        var formData = new FormData(this);

        $.ajax({
            url: "{{ url('/user-gallery/upload') }}",
            type: 'POST',
            data: formData,
            contentType: false,
            processData: false,
            dataType: 'json',
            success: function(response) {
                $('#btnSubmitUpload').html('📤 Upload Image & Sync to Google Drive').prop('disabled', false);

                if (response.status === 'success') {
                    showAlert('success', response.message);
                    $('#uploadGalleryForm')[0].reset();
                    $('#previewBox').hide();
                    loadUserGallery();
                } else {
                    showAlert('danger', response.message);
                }
            },
            error: function() {
                $('#btnSubmitUpload').html('📤 Upload Image & Sync to Google Drive').prop('disabled', false);
                showAlert('danger', 'An unexpected error occurred during upload. Please try again.');
            }
        });
    });
});
</script>
@endsection