Add block groups preset

resources/presets/default_blocks/app/FieldTypes/DefaultBlockSelect.php

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+<?php
+
+namespace App\Fieldtypes;
+
+use Statamic\Fieldtypes\Select;
+use Statamic\Facades\GlobalSet;
+use Illuminate\Support\Str;
+
+class DefaultBlockSelect extends Select
+{
+    protected $component = 'select';
+    protected $categories = ['special'];
+
+    protected function configFieldItems(): array
+    {
+        return [
+            'placeholder' => [
+                'display' => 'Placeholder',
+                'instructions' => 'The placeholder text when nothing is selected.',
+                'type' => 'text',
+            ],
+        ];
+    }
+
+    public function preload(): array
+    {
+        $options = [];
+
+        // Get the Default blocks global data
+        $globalSet = GlobalSet::findByHandle('default_blocks');
+
+        if ($globalSet && $globalSet->inCurrentSite()) {
+            $data = $globalSet->inCurrentSite()->data();
+            $defaultBlocks = $data->get('default_blocks', []);
+
+            foreach ($defaultBlocks as $block) {
+                // Only include groups that are available as blocks
+                if ($block['available_as_block'] ?? false) {
+                    $label = $block['label'] ?? 'Unnamed Block';
+                    $slug = Str::slug($label);
+                    $options[] = [
+                        'value' => $slug,
+                        'label' => $label
+                    ];
+                }
+            }
+        }
+
+        return array_merge(parent::preload(), [
+            'options' => $options
+        ]);
+    }
+
+    public function preProcess($data)
+    {
+        return $data;
+    }
+
+    public function process($data)
+    {
+        return $data;
+    }
+}

resources/presets/default_blocks/config.php

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+<?php
+
+return [
+    'handle' => 'default_blocks',
+    'name' => 'Default blocks',
+    'description' => 'Reusable page builder blocks that can be placed globally.',
+    'operations' => [
+        [
+            'type' => 'copy',
+            'input' => 'app/FieldTypes/DefaultBlockSelect.php',
+            'output' => 'app/FieldTypes/DefaultBlockSelect.php',
+        ],
+        [
+            'type' => 'copy',
+            'input' => 'content/globals/default_blocks.yaml',
+            'output' => 'content/globals/default_blocks.yaml',
+        ],
+        [
+            'type' => 'copy',
+            'input' => 'resources/blueprints/globals/default_blocks.yaml',
+            'output' => 'resources/blueprints/globals/default_blocks.yaml',
+        ],
+        [
+            'type' => 'copy',
+            'input' => 'resources/fieldsets/default_blocks.yaml',
+            'output' => 'resources/fieldsets/default_blocks.yaml',
+        ],
+        [
+            'type' => 'copy',
+            'input' => 'resources/views/layout/_default_blocks.antlers.html',
+            'output' => 'resources/views/layout/_default_blocks.antlers.html',
+        ],
+        [
+            'type' => 'copy',
+            'input' => 'resources/views/page_builder/_default_blocks.antlers.html',
+            'output' => 'resources/views/page_builder/_default_blocks.antlers.html',
+        ],
+        [
+            'type' => 'update_page_builder',
+            'block' => [
+                'name' => 'Default blocks',
+                'instructions' => 'Add a reusable block from the Default blocks global.',
+                'icon' => 'programming-module-box-cube',
+                'handle' => 'default_blocks',
+            ],
+        ],
+        [
+            'type' => 'update_role',
+            'role' => 'editor',
+            'permissions' => ['view default_blocks globals', 'edit default_blocks globals'],
+        ],
+        [
+            'type' => 'notify',
+            'content' => "Add the following partials to your `resources/views/default.antlers.html` template:\n\n{{# Default blocks (before content, inside main) #}}\n{{ partial:snippets/default_blocks position=\"before_content\" }}\n\n{{# Default blocks (after content, inside main) #}}\n{{ partial:layout/default_blocks position=\"after_content\" }}\n\n{{# Default blocks (before footer, outside main) #}}\n{{ partial:layout/default_blocks position=\"before_footer\" }}",
+        ],
+    ],
+];

resources/presets/default_blocks/content/globals/default_blocks.yaml

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+title: Default blocks

resources/presets/default_blocks/resources/blueprints/globals/default_blocks.yaml

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+tabs:
+  main:
+    display: 'Default blocks'
+    sections:
+      -
+        display: 'Default blocks'
+        instructions: 'Configure blocks that can appear automatically on pages or be manually placed via the page builder.'
+        fields:
+          -
+            handle: default_blocks
+            field:
+              type: replicator
+              display: 'Blocks'
+              instructions: 'Create reusable blocks with automatic positioning or manual page builder placement.'
+              button_label: 'Add Default block'
+              collapse: accordion
+              sets:
+                main:
+                  display: Main
+                  sets:
+                    default_block:
+                      display: 'Default block'
+                      instructions: 'Configure a reusable block with its content and display rules.'
+                      fields:
+                        -
+                          handle: label
+                          field:
+                            type: text
+                            display: 'Group Label'
+                            instructions: 'Internal label for this default block.'
+                            validate:
+                              - required
+                            width: 50
+                        -
+                          handle: available_as_block
+                          field:
+                            type: toggle
+                            display: 'Available as Block'
+                            instructions: 'Make this group available as a reusable page builder block.'
+                            default: false
+                            width: 50
+                        -
+                          handle: position
+                          field:
+                            type: select
+                            display: 'Auto Position'
+                            instructions: 'Where should these blocks automatically appear?'
+                            options:
+                              none: 'None (Manual only)'
+                              before_content: 'Before main content (inside main)'
+                              after_content: 'After main content (inside main)'
+                              before_footer: 'Before footer (outside main)'
+                            default: none
+                            width: 50
+                        -
+                          handle: visibility_mode
+                          field:
+                            type: button_group
+                            display: 'Visibility Mode'
+                            instructions: 'Control which pages show this default block.'
+                            options:
+                              all: 'All Pages'
+                              whitelist: 'Only Selected'
+                              blacklist: 'All Except Selected'
+                            default: all
+                            width: 50
+                            if:
+                              position: 'not none'
+                        -
+                          handle: whitelist_entries
+                          field:
+                            type: entries
+                            display: 'Show on These Pages'
+                            instructions: 'Select pages where this default block should appear.'
+                            collections:
+                              - pages
+                              - offerings
+                            create: false
+                            if:
+                              visibility_mode: 'equals whitelist'
+                              enabled: 'equals true'
+                        -
+                          handle: blacklist_entries
+                          field:
+                            type: entries
+                            display: 'Hide on These Pages'
+                            instructions: 'Select pages where this default block should NOT appear.'
+                            collections:
+                              - pages
+                              - offerings
+                            create: false
+                            if:
+                              visibility_mode: 'equals blacklist'
+                              enabled: 'equals true'
+                        -
+                          import: page_builder

resources/presets/default_blocks/resources/fieldsets/default_blocks.yaml

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+title: 'Default blocks'
+fields:
+  -
+    handle: default_block_info
+    field:
+      type: html
+      display: 'Select block'
+      html: '<div class="text-xs text-gray-700">Select a reusable block from the Default blocks global. Only blocks with "Available as Block" enabled will appear here.</div>'
+  -
+    handle: default_block
+    field:
+      type: default_block_select
+      display: 'Default block'
+      placeholder: 'Choose a default block'

resources/presets/default_blocks/resources/views/layout/_default_blocks.antlers.html

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+{{#
+    @name Default blocks
+    @desc Renders Default blocks based on visibility settings
+    @param position The position to render blocks for (after_content, before_content or before_footer)
+#}}
+
+{{ _current_entry_id = id }}
+{{ _requested_position = position ?? 'after_content' }}
+{{ _slug = label | slugify}}
+
+{{# Loop through all default blocks #}}
+{{ default_blocks:default_blocks }}
+
+    {{# Only process groups with auto-positioning in the requested position #}}
+    {{ if position != 'none' && position == _requested_position }}
+
+        {{ _should_show = false }}
+
+        {{# Check visibility mode for this group #}}
+        {{ if visibility_mode == 'all' }}
+            {{ _should_show = true }}
+        {{ elseif visibility_mode == 'whitelist' }}
+            {{# Check if current page is in whitelist #}}
+            {{ whitelist_entries }}
+                {{ if id == _current_entry_id }}
+                    {{ _should_show = true }}
+                {{ /if }}
+            {{ /whitelist_entries }}
+        {{ elseif visibility_mode == 'blacklist' }}
+            {{ _should_show = true }}
+            {{# Check if current page is in blacklist #}}
+            {{ blacklist_entries }}
+                {{ if id == _current_entry_id }}
+                    {{ _should_show = false }}
+                {{ /if }}
+            {{ /blacklist_entries }}
+        {{ /if }}
+
+        {{# Check for page-specific override if the fieldset is used #}}
+        {{ if visibility_override }}
+            {{ if visibility_override == 'show' }}
+                {{ _should_show = true }}
+            {{ elseif visibility_override == 'hide' }}
+                {{ _should_show = false }}
+            {{ /if }}
+        {{ /if }}
+
+        {{# Render page builder blocks if conditions are met #}}
+        {{ if _should_show && page_builder }}
+            {{ if _requested_position == 'before_footer' }}
+                <div id="{{ _slug }}" class="py-12 md:py-16 lg:py-24 stack-12 md:stack-16 lg:stack-24" data-default-block="{{ _slug }}">
+                    {{ page_builder scope="block" }}
+                        {{ partial src="page_builder/{type}" }}
+                    {{ /page_builder }}
+                </div>
+            {{ else }}
+                {{ page_builder scope="block" }}
+                    {{ partial src="page_builder/{type}" }}
+                {{ /page_builder }}
+            {{ /if }}
+        {{ /if }}
+
+    {{ /if }}
+
+{{ /default_blocks:default_blocks }}

resources/presets/default_blocks/resources/views/page_builder/_default_blocks.antlers.html

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+{{#
+    @name Default blocks
+    @desc Renders a selected default block
+    @set page.page_builder.default_blocks
+#}}
+
+<!-- /page_builder/_default_blocks.antlers.html -->
+{{ default_blocks:default_blocks }}
+    {{ _slug = label | slugify }}
+    {{ if _slug == block:default_block && available_as_block }}
+        {{ page_builder scope="block" }}
+            {{ partial src="page_builder/{type}" }}
+        {{ /page_builder }}
+    {{ /if }}
+{{ /default_blocks:default_blocks }}
+<!-- End: /page_builder/_default_blocks.antlers.html -->