wxt-8.x-3.011/modules/custom/wxt_ext/wxt_ext_migration/config/install/migrate_plus.migration.wxt_media_slideshow.yml

id: wxt_media_slideshow
label: Embedded data feed of media slideshow associated metadata
migration_group: wxt
migration_tags:
  - Core
dependencies:
  enforced:
    module:
      - wxt_ext_migration
source:
  plugin: embedded_data
  # Enforce default language to english
  default_lang: true
  data_rows:
    - mid: '653x194'
      fid:
        - id: '653x194-1'
        - id: '653x194-2'
      title: 'Slideshow (653x194)'
      alt: 'Slideshow (653x194)'
      caption: 'Slideshow (653x194) used for Drupal WxT.'
    - mid: '750x222'
      fid:
        - id: '750x222-1'
        - id: '750x222-2'
      title: 'Slideshow (750x222)'
      alt: 'Slideshow (750x222)'
      caption: 'Slideshow (750x222) used for Drupal WxT.'
    - mid: '1170x347'
      fid:
        - id: '1170x347-1'
        - id: '1170x347-2'
        - id: '1170x347-3'
      title: 'Slideshow (1170x347)'
      alt: 'Slideshow (1170x347)'
      caption: 'Slideshow (1170x347) used for Drupal WxT.'
  # Under 'ids', we identify source fields populated above which will uniquely
  # identify each imported item. The 'type' makes sure the migration map table
  # uses the proper schema type for stored the IDs.
  ids:
    mid:
      type: string
process:
  # Media bundle.
  bundle:
    plugin: default_value
    default_value: slideshow
  # Use image title as media name.
  name: title
  status:
    plugin: default_value
    default_value: 1
  # Add image to media entity.
  slideshow_items:
    plugin: sub_process
    source: fid
    process:
      target_id:
        plugin: migration_lookup
        migration: wxt_media
        source: id
destination:
  plugin: entity:media
migration_dependencies:
  required:
    - wxt_file
    - wxt_media