new-templane/resources/view/admin/pages/form.php

<?php 
$pageTitle = ($action === 'create' ? 'Create New Page' : 'Edit Page') . ' - Admin Panel';
$headerTitle = $action === 'create' ? 'Create New Page' : 'Edit Page';

ob_start();
?>

<?php if (isset($success)): ?>
    <div class="bg-green-50 border border-green-200 rounded-lg p-4 mb-6">
        <div class="flex">
            <svg class="w-5 h-5 text-green-400 mr-3 mt-0.5" fill="currentColor" viewBox="0 0 20 20">
                <path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z" clip-rule="evenodd"/>
            </svg>
            <p class="text-sm text-green-700"><?= htmlspecialchars($success) ?></p>
        </div>
    </div>
<?php endif; ?>


<?php if (isset($error)): ?>
    <div class="bg-red-50 border border-red-200 rounded-lg p-4 mb-6">
        <div class="flex">
            <svg class="w-5 h-5 text-red-400 mr-3 mt-0.5" fill="currentColor" viewBox="0 0 20 20">
                <path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zM8.707 7.293a1 1 0 00-1.414 1.414L8.586 10l-1.293 1.293a1 1 0 101.414 1.414L10 11.414l1.293 1.293a1 1 0 001.414-1.414L11.414 10l1.293-1.293a1 1 0 00-1.414-1.414L10 8.586 8.707 7.293z" clip-rule="evenodd"/>
            </svg>
            <p class="text-sm text-red-700"><?= htmlspecialchars($error) ?></p>
        </div>
    </div>
<?php endif; ?>

<div class="bg-white shadow rounded-lg">
    <div class="px-6 py-4 border-b border-gray-200">
        <h3 class="text-lg font-medium text-gray-900">
            <?= $action === 'create' ? 'Create New Page' : 'Edit Page' ?>
        </h3>
    </div>

    <div class="px-6 py-6">
        <form method="POST" action="/admin/pages/">
            <input type="hidden" name="action" value="<?= $action ?>">
            <?php if ($action === 'edit'): ?>
                <input type="hidden" name="id" value="<?= $page['id'] ?>">
            <?php endif; ?>

            <div class="space-y-6">
                <!-- Basic Page Information -->
                <div class="grid grid-cols-1 lg:grid-cols-3 gap-6">
                    <div>
                        <label for="name" class="block text-sm font-medium text-gray-700 mb-2">Page Name *</label>
                        <input type="text" name="name" id="name" required
                               value="<?= htmlspecialchars($page['name'] ?? '') ?>" 
                               class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                    </div>

                    <div>
                        <label for="slug" class="block text-sm font-medium text-gray-700 mb-2">Slug</label>
                        <input type="text" name="slug" id="slug" 
                               value="<?= htmlspecialchars($page['slug'] ?? '') ?>" 
                               placeholder="Auto-generated from name if empty"
                               class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                        <p class="text-xs text-gray-500 mt-1">Leave empty to auto-generate from page name</p>
                    </div>

                    <div>
                        <label for="layout" class="block text-sm font-medium text-gray-700 mb-2">Layout</label>
                        <select name="layout" id="layout"
                                class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                            <?php foreach ($layouts as $layoutValue => $layoutLabel): ?>
                                <option value="<?= $layoutValue ?>" <?= ($page['layout'] ?? 'default') === $layoutValue ? 'selected' : '' ?>>
                                    <?= htmlspecialchars($layoutLabel) ?>
                                </option>
                            <?php endforeach; ?>
                        </select>
                        
                        <div class="flex items-center mt-3">
                            <input type="hidden" name="is_homepage" value="0">
                            <input type="checkbox" name="is_homepage" value="1" id="is_homepage" 
                                   <?= !empty($page['is_homepage']) ? 'checked' : '' ?>
                                   class="h-4 w-4 text-blue-600 focus:ring-blue-500 border-gray-300 rounded">
                            <label for="is_homepage" class="ml-2 block text-sm text-gray-900">Set as Homepage</label>
                        </div>
                    </div>
                </div>

                <?php if ($action === 'create'): ?>
                    <!-- For new pages, show only basic info and a note -->
                    <div class="bg-blue-50 border border-blue-200 rounded-lg p-4">
                        <div class="flex">
                            <svg class="w-5 h-5 text-blue-400 mr-3 mt-0.5" fill="currentColor" viewBox="0 0 20 20">
                                <path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7-4a1 1 0 11-2 0 1 1 0 012 0zM9 9a1 1 0 000 2v3a1 1 0 001 1h1a1 1 0 100-2v-3a1 1 0 00-1-1H9z" clip-rule="evenodd"/>
                            </svg>
                            <div>
                                <h4 class="text-sm font-medium text-blue-800">Create Page First</h4>
                                <p class="text-sm text-blue-700 mt-1">Save this page to access layout-specific content fields and advanced options.</p>
                            </div>
                        </div>
                    </div>
                <?php else: ?>
                    <!-- For existing pages, show title field and layout-specific forms -->
                    <div>
                        <label for="title" class="block text-sm font-medium text-gray-700 mb-2">Page Title</label>
                        <input type="text" name="title" id="title"
                               value="<?= htmlspecialchars($page['title'] ?? '') ?>" 
                               class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                    </div>

                    <!-- Layout-Specific Forms (only for edit mode) -->
                    <div>
                        <?php 
                        $currentLayout = $page['layout'] ?? 'default';
                        $layoutFormPath = __DIR__ . "/layouts/{$currentLayout}.php";
                        if (file_exists($layoutFormPath)) {
                            include $layoutFormPath;
                        } else {
                            // Fallback to default form
                            include __DIR__ . "/layouts/default.php";
                        }
                        ?>
                    </div>
                <?php endif; ?>

                <div class="flex justify-between pt-6 border-t border-gray-200">
                    <a href="/admin/pages/" class="inline-flex items-center px-4 py-2 border border-gray-300 shadow-sm text-sm font-medium rounded-md text-gray-700 bg-white hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 transition-colors">
                        <svg class="w-5 h-5 mr-2" fill="currentColor" viewBox="0 0 20 20">
                            <path fill-rule="evenodd" d="M7.707 14.707a1 1 0 01-1.414 0L2.586 11H9a1 1 0 010 2H2.586l3.707 3.707a1 1 0 01-1.414 1.414l-5.414-5.414a1 1 0 010-1.414L4.879 6.879a1 1 0 011.414 1.414L2.586 11H9a1 1 0 010 2H2.586l3.707 3.707z" clip-rule="evenodd"/>
                        </svg>
                        Cancel
                    </a>

                    <button type="submit" class="inline-flex items-center px-6 py-2 border border-transparent text-sm font-medium rounded-md text-white bg-blue-600 hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 transition-colors">
                        <svg class="w-5 h-5 mr-2" fill="currentColor" viewBox="0 0 20 20">
                            <path fill-rule="evenodd" d="M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z" clip-rule="evenodd"/>
                        </svg>
                        <?= $action === 'create' ? 'Create Page' : 'Update Page' ?>
                    </button>
                </div>
            </div>
        </form>
    </div>
</div>

<?php
$content = ob_get_clean();

include __DIR__ . '/../partials/layout.php';
?>