@extends('backend.layouts.app')

@section('title', 'Edit Component')

@push('styles')
<style>
#editor-modal { display: none; position: fixed; inset: 0; z-index: 9999999; background: rgba(0,0,0,0.5); backdrop-filter: blur(4px); }
#editor-modal.open { display: flex !important; align-items: center; justify-content: center; }
#editor-modal .modal-inner { width: 90vw; height: 85vh; background: #1e1e1e; border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 25px 60px rgba(0,0,0,0.5); }
#editor-modal .modal-toolbar { display: flex; align-items: center; justify-content: space-between; padding: 10px 16px; background: #252526; border-bottom: 1px solid #3c3c3c; }
#editor-modal .modal-toolbar span { color: #ccc; font-size: 13px; font-weight: 600; }
#editor-modal .modal-body { flex: 1; overflow: hidden; }
#editor-trigger { cursor: pointer; min-height: 120px; border: 2px dashed #d1d5db; border-radius: 10px; display: flex; align-items: center; justify-content: center; transition: all .2s; }
#editor-trigger:hover { border-color: #3b82f6; background: #f0f7ff; }
#editor-trigger.has-content { border-style: solid; border-color: #d1d5db; background: #1e1e1e; min-height: 200px; }
#editor-trigger .preview-code { width: 100%; height: 200px; overflow: auto; padding: 14px; font-family: 'Fira Code', 'Cascadia Code', monospace; font-size: 13px; line-height: 1.6; color: #d4d4d4; white-space: pre-wrap; word-break: break-all; }
</style>
@endpush

@section('content')
@php $pageTitle = 'Edit Component'; $indexRoute = 'frontend-site.components.index'; $indexLabel = 'Components'; @endphp
@include('backend.layouts.partials._page_header')

<div class="space-y-6">
    <div class="rounded-2xl border border-gray-200 bg-white dark:border-gray-800 dark:bg-white/[0.03]">
        <div class="px-5 py-5">
            <p class="text-sm text-gray-500 dark:text-gray-400">Update your reusable component.</p>
        </div>

        <form action="{{ route('frontend-site.components.update', $component->id) }}" method="POST" id="comp-form">
            @csrf @method('PUT')
            <div class="space-y-5 border-t border-gray-100 p-6 dark:border-gray-800">
                <div class="grid grid-cols-1 gap-5 sm:grid-cols-2">
                    <div>
                        <label class="block text-sm font-medium text-gray-700 dark:text-gray-400 mb-1.5">Name <span class="text-error-500">*</span></label>
                        <input type="text" name="name" value="{{ old('name', $component->name) }}" placeholder="Navbar Web"
                            class="dark:bg-dark-900 shadow-theme-xs focus:border-brand-300 focus:ring-brand-500/10 dark:focus:border-brand-800 h-11 w-full rounded-lg border bg-transparent px-4 py-2.5 text-sm text-gray-800 placeholder:text-gray-400 focus:ring-3 focus:outline-hidden @error('name') border-error-300 @else border-gray-300 @enderror dark:border-gray-700 dark:bg-gray-900 dark:text-white/90 dark:placeholder:text-white/30">
                        @error('name')<p class="text-theme-xs text-error-500 mt-1.5">{{ $message }}</p>@enderror
                    </div>
                    <div>
                        <label class="block text-sm font-medium text-gray-700 dark:text-gray-400 mb-1.5">Code <span class="text-error-500">*</span></label>
                        <input type="text" name="code" value="{{ old('code', $component->code) }}" placeholder="navbar_web"
                            class="dark:bg-dark-900 shadow-theme-xs focus:border-brand-300 focus:ring-brand-500/10 dark:focus:border-brand-800 h-11 w-full rounded-lg border bg-transparent px-4 py-2.5 text-sm text-gray-800 placeholder:text-gray-400 focus:ring-3 focus:outline-hidden font-mono @error('code') border-error-300 @else border-gray-300 @enderror dark:border-gray-700 dark:bg-gray-900 dark:text-white/90 dark:placeholder:text-white/30">
                        <p class="text-theme-xs text-gray-500 dark:text-gray-400 mt-1">Used as variable name: <code>${{ old('code', $component->code) }}</code></p>
                        @error('code')<p class="text-theme-xs text-error-500 mt-1.5">{{ $message }}</p>@enderror
                    </div>
                </div>

                <div class="grid grid-cols-1 gap-5 sm:grid-cols-2">
                    <div>
                        <label class="block text-sm font-medium text-gray-700 dark:text-gray-400 mb-1.5">Type</label>
                        <select name="type"
                            class="dark:bg-dark-900 shadow-theme-xs focus:border-brand-300 focus:ring-brand-500/10 dark:focus:border-brand-800 h-11 w-full rounded-lg border border-gray-300 bg-white px-4 py-2.5 text-sm text-gray-800 focus:ring-3 focus:outline-hidden dark:border-gray-700 dark:bg-gray-900 dark:text-white/90">
                            <option value="PHP" {{ old('type', $component->type) == 'PHP' ? 'selected' : '' }}>PHP (.blade.php)</option>
                            <option value="HTML" {{ old('type', $component->type) == 'HTML' ? 'selected' : '' }}>HTML (.html)</option>
                            <option value="JS" {{ old('type', $component->type) == 'JS' ? 'selected' : '' }}>JS (.js)</option>
                            <option value="CSS" {{ old('type', $component->type) == 'CSS' ? 'selected' : '' }}>CSS (.css)</option>
                        </select>
                    </div>
                    <div>
                        <label class="block text-sm font-medium text-gray-700 dark:text-gray-400 mb-1.5">Category</label>
                        <select name="category"
                            class="dark:bg-dark-900 shadow-theme-xs focus:border-brand-300 focus:ring-brand-500/10 dark:focus:border-brand-800 h-11 w-full rounded-lg border border-gray-300 bg-white px-4 py-2.5 text-sm text-gray-800 focus:ring-3 focus:outline-hidden dark:border-gray-700 dark:bg-gray-900 dark:text-white/90">
                            <option value="Header" {{ old('category', $component->category) == 'Header' ? 'selected' : '' }}>Header</option>
                            <option value="Footer" {{ old('category', $component->category) == 'Footer' ? 'selected' : '' }}>Footer</option>
                            <option value="Section" {{ old('category', $component->category) == 'Section' ? 'selected' : '' }}>Section</option>
                            <option value="Content" {{ old('category', $component->category) == 'Content' ? 'selected' : '' }}>Content</option>
                            <option value="Panel" {{ old('category', $component->category) == 'Panel' ? 'selected' : '' }}>Panel</option>
                            <option value="Modal" {{ old('category', $component->category) == 'Modal' ? 'selected' : '' }}>Modal</option>
                        </select>
                    </div>
                </div>

                <div class="rounded-xl border border-gray-200 bg-gray-50/50 p-4 dark:border-gray-700 dark:bg-gray-900/30">
                    <div class="flex items-center gap-6">
                        <div x-data="{ toggle: {{ old('status', $component->status) ? 'true' : 'false' }} }" class="flex items-center gap-3">
                            <span class="text-sm font-medium text-gray-700 dark:text-gray-400">Status</span>
                            <button type="button" @click="toggle = !toggle; $refs.checkbox.checked = toggle"
                                :class="toggle ? 'bg-brand-500' : 'bg-gray-300 dark:bg-gray-600'"
                                class="relative inline-flex h-6 w-11 shrink-0 cursor-pointer rounded-full border-2 border-transparent transition-colors duration-200">
                                <span :class="toggle ? 'translate-x-full' : ''"
                                    class="pointer-events-none inline-block h-5 w-5 transform rounded-full bg-white shadow ring-0 transition duration-200"></span>
                            </button>
                            <span class="text-sm text-gray-500 dark:text-gray-400" x-text="toggle ? 'Active' : 'Inactive'"></span>
                            <input type="checkbox" name="status" value="1" x-ref="checkbox" {{ old('status', $component->status) ? 'checked' : '' }} class="hidden">
                        </div>
                    </div>
                </div>

                <div>
                    <label class="block text-sm font-medium text-gray-700 dark:text-gray-400 mb-1.5 mb-2">Content</label>
                    <div class="mb-3 rounded-lg border border-info-200 bg-info-50 p-3 text-xs text-info-600 dark:border-info-800 dark:bg-info-900/20 dark:text-info-400">
                        <strong>Tip:</strong> Use regular HTML/Blade. To reference another component, use <code>$component_code</code> — e.g. <code class="bg-white/50 px-1 py-0.5 rounded dark:bg-gray-800/50">@{!! $navbar !!}</code> or <code class="bg-white/50 px-1 py-0.5 rounded dark:bg-gray-800/50">@{!! $hero !!}</code>.
                    </div>
                    <div id="editor-trigger" onclick="openEditor()">
                        <div class="text-center text-gray-400">
                            <svg width="32" height="32" fill="none" stroke="currentColor" viewBox="0 0 24 24" class="mx-auto mb-2"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"/></svg>
                            <p class="text-sm font-medium">Click to open code editor</p>
                        </div>
                    </div>
                    <textarea name="content" id="content-input" class="hidden">{{ old('content', $component->content) }}</textarea>
                    @error('content')<p class="text-theme-xs text-error-500 mt-1.5">{{ $message }}</p>@enderror
                </div>
            </div>

            <div class="flex justify-end gap-3 border-t border-gray-100 px-6 py-4 dark:border-gray-800">
                <a href="{{ route('frontend-site.components.index') }}" class="rounded-lg border border-gray-300 px-4 py-2 text-sm text-gray-700 hover:bg-gray-50 dark:border-gray-700 dark:text-gray-300 dark:hover:bg-white/[0.03]">Cancel</a>
                <button type="submit" class="rounded-lg bg-brand-500 px-4 py-2 text-sm text-white hover:bg-brand-600">Update</button>
            </div>
        </form>
    </div>
</div>
@endsection

{{-- Editor Modal --}}
<div id="editor-modal" style="display:none">
    <div class="modal-inner">
        <div class="modal-toolbar">
            <span>Monaco Editor — <span id="modal-lang">PHP</span></span>
            <div style="display:flex;gap:8px;">
                <button type="button" onclick="formatCode()" style="padding:6px 12px;background:#3c3c3c;color:#ccc;border:none;border-radius:6px;font-size:12px;cursor:pointer;">Format</button>
                <button type="button" onclick="saveAndClose()" style="padding:6px 16px;background:#10b981;color:#fff;border:none;border-radius:6px;font-size:12px;font-weight:600;cursor:pointer;">Save</button>
                <button type="button" onclick="closeEditor()" style="padding:6px 16px;background:#6b7280;color:#fff;border:none;border-radius:6px;font-size:12px;font-weight:600;cursor:pointer;">Close</button>
            </div>
        </div>
        <div class="modal-body">
            <div id="modal-editor" style="width:100%;height:100%;"></div>
        </div>
    </div>
</div>

@push('scripts')
<script src="{{ asset('vendor/monaco-editor/min/vs/loader.js') }}"></script>
<script>
document.addEventListener('DOMContentLoaded', function () {
    var langMap = { PHP: 'php', HTML: 'html', JS: 'javascript', CSS: 'css' };
    require.config({ paths: { vs: '/vendor/monaco-editor/min/vs' } });

    var input = document.getElementById('content-input');
    var typeSelect = document.querySelector('select[name="type"]');
    var trigger = document.getElementById('editor-trigger');
    var modalEditor = null;
    var currentLang = typeSelect ? langMap[typeSelect.value] || 'php' : 'php';

    function updatePreview() {
        var val = input.value;
        if (val && val.trim()) {
            trigger.classList.add('has-content');
            trigger.innerHTML = '<div class="preview-code">' + escapeHtml(val.substring(0, 1500)) + (val.length > 1500 ? '\n...' : '') + '</div>';
        } else {
            trigger.classList.remove('has-content');
            trigger.innerHTML = '<div class="text-center text-gray-400"><svg width="32" height="32" fill="none" stroke="currentColor" viewBox="0 0 24 24" class="mx-auto mb-2"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"/></svg><p class="text-sm font-medium">Click to open code editor</p></div>';
        }
    }

    function escapeHtml(str) {
        return str.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
    }

    updatePreview();

    window.openEditor = function() {
        document.getElementById('editor-modal').classList.add('open');
        document.body.style.overflow = 'hidden';
        document.getElementById('modal-lang').textContent = typeSelect ? typeSelect.value : 'PHP';

        require(['vs/editor/editor.main'], function () {
            if (!modalEditor) {
                modalEditor = monaco.editor.create(document.getElementById('modal-editor'), {
                    value: input.value,
                    language: currentLang,
                    theme: 'hc-black',
                    automaticLayout: true,
                    fontSize: 14,
                    lineNumbers: 'on',
                    wordWrap: 'on',
                    minimap: { enabled: true },
                    scrollBeyondLastLine: false,
                    tabSize: 4,
                    insertSpaces: true,
                    bracketPairColorization: { enabled: true },
                    autoIndent: 'full',
                    formatOnPaste: true,
                    formatOnType: true,
                    padding: { top: 10 },
                });
            } else {
                modalEditor.setValue(input.value);
                monaco.editor.setModelLanguage(modalEditor.getModel(), currentLang);
            }

            setTimeout(function() { modalEditor.focus(); }, 100);
        });
    };

    window.closeEditor = function() {
        if (modalEditor) {
            input.value = modalEditor.getValue();
        }
        document.getElementById('editor-modal').classList.remove('open');
        document.body.style.overflow = '';
        updatePreview();
    };

    window.formatCode = function() {
        if (modalEditor) {
            modalEditor.getAction('editor.action.formatDocument').run();
        }
    };

    window.saveAndClose = function() {
        if (modalEditor) {
            input.value = modalEditor.getValue();
        }

        var form = document.getElementById('comp-form');
        var formData = new FormData(form);
        formData.set('content', input.value);
        formData.set('_method', 'PUT');

        fetch(form.action, {
            method: 'POST',
            body: formData,
            headers: {
                'X-Requested-With': 'XMLHttpRequest',
                'Accept': 'application/json',
            },
        })
        .then(function(res) { return res.json(); })
        .then(function(data) {
            showToast(data.message || 'Code saved successfully!');
        })
        .catch(function() {
            showToast('Failed to save. Please try again.', true);
        });
    };

    function showToast(message, isError) {
        var existing = document.getElementById('editor-toast');
        if (existing) existing.remove();

        var toast = document.createElement('div');
        toast.id = 'editor-toast';
        toast.style.cssText = 'position:fixed;top:20px;right:20px;z-index:99999999;padding:12px 20px;border-radius:8px;font-size:13px;font-weight:600;color:#fff;box-shadow:0 4px 12px rgba(0,0,0,0.3);animation:slideIn .3s ease;transition:opacity .3s;';
        toast.style.background = isError ? '#ef4444' : '#10b981';
        toast.textContent = message;
        document.body.appendChild(toast);

        setTimeout(function() {
            toast.style.opacity = '0';
            setTimeout(function() { toast.remove(); }, 300);
        }, 2500);
    };

    if (typeSelect) {
        typeSelect.addEventListener('change', function () {
            currentLang = langMap[this.value] || 'php';
            document.getElementById('modal-lang').textContent = this.value;
            if (modalEditor) {
                monaco.editor.setModelLanguage(modalEditor.getModel(), currentLang);
            }
        });
    }

    document.addEventListener('keydown', function(e) {
        if (e.key === 'Escape' && document.getElementById('editor-modal').classList.contains('open')) {
            closeEditor();
        }
        if ((e.ctrlKey || e.metaKey) && e.key === 's' && document.getElementById('editor-modal').classList.contains('open')) {
            e.preventDefault();
            saveAndClose();
        }
    });

    document.getElementById('editor-modal').addEventListener('click', function(e) {
        if (e.target === this) {
            closeEditor();
        }
    });

    document.getElementById('comp-form').addEventListener('submit', function () {
        if (modalEditor) {
            input.value = modalEditor.getValue();
        }
    });
});
</script>
@endpush