class Annotation < ApplicationRecord
  acts_as_list column: :rank, scope: %i[doctrine_id]

  belongs_to :doctrine, optional: false

  belongs_to :document, polymorphic: true, optional: false

  has_many :annotation_documents, inverse_of: :annotation, dependent: :destroy
  accepts_nested_attributes_for :annotation_documents, allow_destroy: true

  has_many :annotation_annomarks, dependent: :destroy
  has_many :annomarks, through: :annotation_annomarks

  validates :content, presence: true

  before_save :parse_content

  def documents
    annotation_documents.collect(&:document)
  end

  def add_document(document)
    record = annotation_documents.new
    record.document = document
    record.save
  end

  def remove_document(document)
    annotation_documents.find_by(document_id: document.id).destroy
  end

  def citing_document_ids
    documents.map(&:id)
  end
  

  def parse_content
    pr = phil_rep.gsub(/(PhilRep|Phil)\.?,?/i, "Phil")
    pr = pr.gsub(/(PhilRep|Phil)\.?,?/i, "Phil")
    annotated_doc_title = document.short_title || document.title
    annotated_doc_date = document.doc_date.present? ? document.doc_date.try(:strftime, "%B %d, %Y") : document.year
    contents = content.split(" citing ")
    contents[0] = [annotated_doc_title, document.clean_reference_number, annotated_doc_date, pr].join(", ")
    
    self.content = contents.join(" citing ")
  end

  searchable do
    integer :document_id
    integer :doctrine_id

    integer :library_rank do
      document.library.rank
    end

    integer :search_year do
      document.year.present? && document.year > 0 ? document.year : (document.doc_date.try :year)
    end

    date :search_doc_date do
      document.doc_date.presence || Date.new(year.presence || 0)
    end

    date :created_at
    date :updated_at

    text :phil_rep

    string :phil_rep
  end
end