{{-- resources/views/pages/idle_screen/create.blade.php --}}
@extends('layouts.app')

@section('content')
    <div id="page-container" class="fade page-sidebar-fixed page-header-fixed page-with-wide-sidebar">
        <!-- begin #header -->
        @include('partials.header')
        <!-- end #header -->

        <!-- begin #sidebar -->
        @include('partials.sidebar')
        <!-- end #sidebar -->

        <!-- begin #content -->
        <div id="content" class="content">
            <!-- begin breadcrumb -->
            <ol class="breadcrumb float-xl-right">
                <li class="breadcrumb-item"><a href="javascript:;">Home</a></li>
                <li class="breadcrumb-item"><a href="{{ route('idle_screen.index') }}">Idle Screen</a></li>
                <li class="breadcrumb-item active">Add Idle Screen</li>
            </ol>
            <!-- end breadcrumb -->
            <!-- begin page-header -->
            <h1 class="page-header">Add Idle Screen</h1>
            <!-- end page-header -->

            @if ($errors->any())
                <div class="alert alert-danger alert-dismissible fade show" role="alert">
                    <ul class="mb-0">
                        @foreach ($errors->all() as $error)
                            <li>{{ $error }}</li>
                        @endforeach
                    </ul>
                    <button type="button" class="close" data-dismiss="alert" aria-label="Close">
                        <span aria-hidden="true">&times;</span>
                    </button>
                </div>
            @endif

            <!-- begin panel -->
            <div class="panel panel-inverse">
                <div class="panel-heading">
                    <h4 class="panel-title">Add New Idle Screen</h4>
                </div>
                <div class="panel-body">
                    <form action="{{ route('idle_screen.store') }}" method="POST" enctype="multipart/form-data"
                        id="idle-screen-form">
                        @csrf

                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label for="title" class="form-label">Title <span
                                            class="text-danger">*</span></label>
                                    <input type="text" name="title" id="title" class="form-control"
                                        value="{{ old('title') }}" required maxlength="255"
                                        placeholder="Enter idle screen title">
                                    <small class="form-text text-muted">Maximum 255 characters</small>
                                </div>
                            </div>
                        </div>

                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label for="media_type" class="form-label">Media Type <span
                                            class="text-danger">*</span></label>
                                    <select name="media_type" id="media_type" class="form-control" required
                                        onchange="toggleMediaInput(this.value)">
                                        <option value="">Select Media Type</option>
                                        <option value="image" {{ old('media_type') == 'image' ? 'selected' : '' }}>Image
                                        </option>
                                        <option value="video" {{ old('media_type') == 'video' ? 'selected' : '' }}>Video
                                        </option>
                                    </select>
                                </div>
                            </div>
                        </div>

                        <!-- Image Upload Section -->
                        <div class="form-group" id="image_input" style="display:none;">
                            <label for="data_url_images" class="form-label">Upload Images <span
                                    class="text-danger">*</span></label>
                            <input type="file" name="data_url_images[]" id="data_url_images" class="form-control"
                                multiple accept="image/*">
                            <small class="form-text text-muted">
                                Allowed formats: JPG, JPEG, PNG, GIF, WEBP. Maximum size: 20MB per file.
                            </small>
                            <div id="image_preview" class="mt-3"></div>
                        </div>

                        <!-- Video Upload Section -->
                        <div class="form-group" id="video_input" style="display:none;">
                            <label for="data_url_video" class="form-label">Upload Video <span
                                    class="text-danger">*</span></label>
                            <input type="file" name="data_url_video" id="data_url_video" class="form-control"
                                accept="video/*">
                            <small class="form-text text-muted">
                                Allowed formats: MP4, MPEG, MOV, AVI, WEBM. Maximum size: 20MB.
                            </small>
                            <div id="video_preview" class="mt-3"></div>
                        </div>

                        <div class="form-group mt-4">
                            <button type="submit" class="btn btn-custom" id="submit-btn">
                                <i class="fa fa-save"></i> Create Idle Screen
                            </button>
                            <a href="{{ route('idle_screen.index') }}" class="btn btn-custom ml-2">
                                <i class="fa fa-arrow-left"></i> Back to List
                            </a>
                        </div>
                    </form>
                </div>
            </div>
            <!-- end panel -->
        </div>
        <!-- end #content -->

        <!-- begin scroll to top btn -->
        <a href="javascript:;" class="btn btn-icon btn-circle btn-success btn-scroll-to-top fade" data-click="scroll-top">
            <i class="fa fa-angle-up"></i>
        </a>
        <!-- end scroll to top btn -->
    </div>

    <script>
        function toggleMediaInput(value) {
            const imageInput = document.getElementById('image_input');
            const videoInput = document.getElementById('video_input');
            const imageFileInput = document.getElementById('data_url_images');
            const videoFileInput = document.getElementById('data_url_video');

            // Hide all inputs first
            imageInput.style.display = 'none';
            videoInput.style.display = 'none';

            // Clear file inputs
            imageFileInput.value = '';
            videoFileInput.value = '';

            // Clear previews
            document.getElementById('image_preview').innerHTML = '';
            document.getElementById('video_preview').innerHTML = '';

            // Show appropriate input
            if (value === 'image') {
                imageInput.style.display = 'block';
                imageFileInput.required = true;
                videoFileInput.required = false;
            } else if (value === 'video') {
                videoInput.style.display = 'block';
                videoFileInput.required = true;
                imageFileInput.required = false;
            } else {
                imageFileInput.required = false;
                videoFileInput.required = false;
            }
        }

        document.addEventListener('DOMContentLoaded', function() {
            // Initialize based on old input
            const mediaType = document.getElementById('media_type').value;
            if (mediaType) {
                toggleMediaInput(mediaType);
            }

            // Image preview functionality
            document.getElementById('data_url_images').addEventListener('change', function(e) {
                const files = e.target.files;
                const preview = document.getElementById('image_preview');
                preview.innerHTML = '';

                if (files.length > 0) {
                    const previewContainer = document.createElement('div');
                    previewContainer.className = 'row';

                    Array.from(files).forEach((file, index) => {
                        if (file.type.startsWith('image/')) {
                            const reader = new FileReader();
                            reader.onload = function(e) {
                                const col = document.createElement('div');
                                col.className = 'col-md-3 mb-3';
                                col.innerHTML = `
                                    <div class="card">
                                        <img src="${e.target.result}" class="card-img-top" 
                                             style="height: 150px; object-fit: cover;" alt="Preview ${index + 1}">
                                        <div class="card-body p-2">
                                            <small class="text-muted">${file.name}</small>
                                        </div>
                                    </div>
                                `;
                                previewContainer.appendChild(col);
                            };
                            reader.readAsDataURL(file);
                        }
                    });

                    preview.appendChild(previewContainer);
                }
            });

            // Form validation
            document.getElementById('idle-screen-form').addEventListener('submit', function(e) {
                const mediaType = document.getElementById('media_type').value;
                const title = document.getElementById('title').value.trim();

                if (!mediaType) {
                    alert('Please select a media type.');
                    e.preventDefault();
                    return false;
                }

                if (mediaType === 'image') {
                    const images = document.getElementById('data_url_images').files;
                    if (images.length === 0) {
                        alert('Please select at least one image.');
                        e.preventDefault();
                        return false;
                    }
                } else if (mediaType === 'video') {
                    const video = document.getElementById('data_url_video').files;
                    if (video.length === 0) {
                        alert('Please select a video file.');
                        e.preventDefault();
                        return false;
                    }
                }

                // Disable submit button to prevent double submission
                const submitBtn = document.getElementById('submit-btn');
                submitBtn.disabled = true;
                submitBtn.innerHTML = '<i class="fa fa-spinner fa-spin"></i> Creating...';
            });

            // File size validation
            function validateFileSize(file, maxSize = 20 * 1024 * 1024) { // 20MB
                if (file.size > maxSize) {
                    alert(`File "${file.name}" is too large. Maximum size is 20MB.`);
                    return false;
                }
                return true;
            }

            // Add file size validation to inputs
            document.getElementById('data_url_images').addEventListener('change', function(e) {
                const files = Array.from(e.target.files);
                for (let file of files) {
                    if (!validateFileSize(file)) {
                        e.target.value = '';
                        document.getElementById('image_preview').innerHTML = '';
                        break;
                    }
                }
            });

            document.getElementById('data_url_video').addEventListener('change', function(e) {
                const file = e.target.files[0];
                const preview = document.getElementById('video_preview');

                // Always clear preview first
                preview.innerHTML = '';

                // If no file selected, just return
                if (!file) {
                    return;
                }

                // Validate file size first - if invalid, clear input and return without preview
                if (!validateFileSize(file)) {
                    e.target.value = '';
                    return; // Exit early - no preview will be shown
                }

                // Only create preview if file passes all validations and is a video
                if (file && file.type.startsWith('video/')) {
                    const reader = new FileReader();
                    reader.onload = function(e) {
                        preview.innerHTML = `
                <div class="card" style="max-width: 400px;">
                    <video class="card-img-top" controls style="height: 200px;">
                        <source src="${e.target.result}" type="${file.type}">
                        Your browser does not support the video tag.
                    </video>
                    <div class="card-body p-2">
                        <small class="text-muted">${file.name}</small>
                    </div>
                </div>
            `;
                    };
                    reader.readAsDataURL(file);
                }
            });
        });
    </script>
@endsection