OctoberCMS Page Builder Concept

----> themes/foo/layouts/static-page.html

{variable
    name="content_elements"
    type="repeater"
    displayMode="builder"
    label="Elements"
    prompt="Add element"
    tab="Elements Tab"
    groups="~/themes/foo/bar/contentelements.yaml"
    titleFrom="name"}{/variable}

{% for element in content_elements %}
    {% if hasPartial('content-elements/' ~ element._group) %}
        {% partial ('content-elements/' ~ element._group) config=element group=element._group data=element %}
    {% else %}
        Content Element "{{ element._group }}" not found
    {% endif %}
{% endfor %}

----> themes/foo/bar/contentelements.yaml

demo:
    name: Setup
    fields:
        link:
            label: Link
            type: nestedform
            showPanel: false
            form: ~/themes/foo/bar/link.yaml

----> themes/foo/bar/link.yaml

fields:
    link_type:
        label: LinkType
        type: dropdown
        emptyOption: No selection
        span: left
        default: emptyOption
        options:
            internal: Internal
            external: External
            phonenumber: Phone
            email: Email
            file: File
    link_text:
        label: Link text
        type: text
        span: right
        trigger:
            action: show
            field: link_type
            condition: value[internal][external][phonenumber][email]