Class: Docsmith::Comments::Migrator

Inherits:
Object
  • Object
show all
Defined in:
lib/docsmith/comments/migrator.rb

Overview

Migrates top-level comments from one version to another. Document-level comments are copied as-is. Range-anchored comments are re-anchored using Anchor.migrate; orphaned comments fire the :comment_orphaned event.

Class Method Summary collapse

Class Method Details

.migrate!(document, from:, to:) ⇒ void

This method returns an undefined value.

Parameters:

  • document (Docsmith::Document)
  • from (Integer) —

    source version_number

  • to (Integer) —

    target version_number



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# File 'lib/docsmith/comments/migrator.rb', line 15

def migrate!(document, from:, to:)
  from_version = Docsmith::DocumentVersion.find_by!(document: document, version_number: from)
  to_version   = Docsmith::DocumentVersion.find_by!(document: document, version_number: to)
  new_content  = to_version.content.to_s

  from_version.comments.top_level.each do |comment|
    new_anchor_data = migrate_anchor(comment, new_content)

    new_comment = Comment.create!(
      version:          to_version,
      author_type:      comment.author_type,
      author_id:        comment.author_id,
      body:             comment.body,
      anchor_type:      comment.anchor_type,
      anchor_data:      new_anchor_data,
      resolved:         comment.resolved,
      resolved_by_type: comment.resolved_by_type,
      resolved_by_id:   comment.resolved_by_id,
      resolved_at:      comment.resolved_at
    )

    if orphaned?(comment, new_anchor_data)
      Events::Notifier.instrument(:comment_orphaned,
        record:   document.subject || document,
        document: document,
        version:  to_version,
        author:   nil,
        comment:  new_comment
      )
    end
  end
end